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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
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* Expert Group and released to the public domain, as explained at |
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> |
* Written by Doug Lea and Martin Buchholz with assistance from |
3 |
> |
* members of JCP JSR-166 Expert Group and released to the public |
4 |
> |
* domain, as explained at |
5 |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
– |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
– |
* Pat Fisher, Mike Judd. |
6 |
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*/ |
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import junit.framework.*; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.Executor; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.CancellationException; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.CompletableFuture; |
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import java.util.concurrent.CompletionException; |
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import java.util.concurrent.CompletionStage; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.atomic.AtomicInteger; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.SECONDS; |
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import java.util.*; |
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import java.util.function.Supplier; |
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import java.util.function.Consumer; |
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import java.util.function.BiConsumer; |
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import java.util.function.Function; |
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import java.util.function.BiFunction; |
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|
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public class CompletableFutureTest extends JSR166TestCase { |
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|
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return new TestSuite(CompletableFutureTest.class); |
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} |
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|
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static class CFException extends RuntimeException {} |
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|
42 |
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void checkIncomplete(CompletableFuture<?> f) { |
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assertFalse(f.isDone()); |
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assertFalse(f.isCancelled()); |
45 |
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assertTrue(f.toString().contains("[Not completed]")); |
46 |
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try { |
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assertNull(f.getNow(null)); |
48 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
50 |
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f.get(0L, SECONDS); |
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shouldThrow(); |
52 |
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} |
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catch (TimeoutException success) {} |
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catch (Throwable fail) { threadUnexpectedException(fail); } |
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} |
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|
57 |
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<T> void checkCompletedNormally(CompletableFuture<T> f, T value) { |
58 |
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try { |
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assertEquals(value, f.get(LONG_DELAY_MS, MILLISECONDS)); |
60 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
61 |
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try { |
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assertEquals(value, f.join()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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assertEquals(value, f.getNow(null)); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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try { |
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assertEquals(value, f.get()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertFalse(f.isCompletedExceptionally()); |
73 |
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assertTrue(f.toString().contains("[Completed normally]")); |
74 |
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} |
75 |
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|
76 |
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void checkCompletedWithWrappedCFException(CompletableFuture<?> f) { |
77 |
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try { |
78 |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
79 |
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shouldThrow(); |
80 |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
83 |
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try { |
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f.join(); |
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shouldThrow(); |
86 |
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} catch (CompletionException success) { |
87 |
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assertTrue(success.getCause() instanceof CFException); |
88 |
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} |
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try { |
90 |
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f.getNow(null); |
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shouldThrow(); |
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} catch (CompletionException success) { |
93 |
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assertTrue(success.getCause() instanceof CFException); |
94 |
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} |
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try { |
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f.get(); |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertTrue(success.getCause() instanceof CFException); |
100 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
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assertTrue(f.isDone()); |
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assertFalse(f.isCancelled()); |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
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} |
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|
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void checkCompletedWithWrappedCFException(CompletableFuture<?> f, |
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CFException ex) { |
108 |
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try { |
109 |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
110 |
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shouldThrow(); |
111 |
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} catch (ExecutionException success) { |
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assertSame(ex, success.getCause()); |
113 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
114 |
+ |
try { |
115 |
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f.join(); |
116 |
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shouldThrow(); |
117 |
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} catch (CompletionException success) { |
118 |
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assertSame(ex, success.getCause()); |
119 |
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} |
120 |
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try { |
121 |
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f.getNow(null); |
122 |
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shouldThrow(); |
123 |
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} catch (CompletionException success) { |
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assertSame(ex, success.getCause()); |
125 |
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} |
126 |
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try { |
127 |
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f.get(); |
128 |
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shouldThrow(); |
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} catch (ExecutionException success) { |
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assertSame(ex, success.getCause()); |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
132 |
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assertTrue(f.isDone()); |
133 |
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assertFalse(f.isCancelled()); |
134 |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
135 |
+ |
} |
136 |
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|
137 |
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void checkCancelled(CompletableFuture<?> f) { |
138 |
+ |
try { |
139 |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
140 |
+ |
shouldThrow(); |
141 |
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} catch (CancellationException success) { |
142 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
143 |
+ |
try { |
144 |
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f.join(); |
145 |
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shouldThrow(); |
146 |
+ |
} catch (CancellationException success) {} |
147 |
+ |
try { |
148 |
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f.getNow(null); |
149 |
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shouldThrow(); |
150 |
+ |
} catch (CancellationException success) {} |
151 |
+ |
try { |
152 |
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f.get(); |
153 |
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shouldThrow(); |
154 |
+ |
} catch (CancellationException success) { |
155 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
156 |
+ |
assertTrue(f.isDone()); |
157 |
+ |
assertTrue(f.isCompletedExceptionally()); |
158 |
+ |
assertTrue(f.isCancelled()); |
159 |
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assertTrue(f.toString().contains("[Completed exceptionally]")); |
160 |
+ |
} |
161 |
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|
162 |
+ |
void checkCompletedWithWrappedCancellationException(CompletableFuture<?> f) { |
163 |
+ |
try { |
164 |
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f.get(LONG_DELAY_MS, MILLISECONDS); |
165 |
+ |
shouldThrow(); |
166 |
+ |
} catch (ExecutionException success) { |
167 |
+ |
assertTrue(success.getCause() instanceof CancellationException); |
168 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
169 |
+ |
try { |
170 |
+ |
f.join(); |
171 |
+ |
shouldThrow(); |
172 |
+ |
} catch (CompletionException success) { |
173 |
+ |
assertTrue(success.getCause() instanceof CancellationException); |
174 |
+ |
} |
175 |
+ |
try { |
176 |
+ |
f.getNow(null); |
177 |
+ |
shouldThrow(); |
178 |
+ |
} catch (CompletionException success) { |
179 |
+ |
assertTrue(success.getCause() instanceof CancellationException); |
180 |
+ |
} |
181 |
+ |
try { |
182 |
+ |
f.get(); |
183 |
+ |
shouldThrow(); |
184 |
+ |
} catch (ExecutionException success) { |
185 |
+ |
assertTrue(success.getCause() instanceof CancellationException); |
186 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
187 |
+ |
assertTrue(f.isDone()); |
188 |
+ |
assertFalse(f.isCancelled()); |
189 |
+ |
assertTrue(f.isCompletedExceptionally()); |
190 |
+ |
assertTrue(f.toString().contains("[Completed exceptionally]")); |
191 |
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} |
192 |
+ |
|
193 |
+ |
/** |
194 |
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* A newly constructed CompletableFuture is incomplete, as indicated |
195 |
+ |
* by methods isDone, isCancelled, and getNow |
196 |
+ |
*/ |
197 |
+ |
public void testConstructor() { |
198 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
199 |
+ |
checkIncomplete(f); |
200 |
+ |
} |
201 |
+ |
|
202 |
+ |
/** |
203 |
+ |
* complete completes normally, as indicated by methods isDone, |
204 |
+ |
* isCancelled, join, get, and getNow |
205 |
+ |
*/ |
206 |
+ |
public void testComplete() { |
207 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
208 |
+ |
checkIncomplete(f); |
209 |
+ |
f.complete(one); |
210 |
+ |
checkCompletedNormally(f, one); |
211 |
+ |
} |
212 |
+ |
|
213 |
+ |
/** |
214 |
+ |
* completeExceptionally completes exceptionally, as indicated by |
215 |
+ |
* methods isDone, isCancelled, join, get, and getNow |
216 |
+ |
*/ |
217 |
+ |
public void testCompleteExceptionally() { |
218 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
219 |
+ |
checkIncomplete(f); |
220 |
+ |
f.completeExceptionally(new CFException()); |
221 |
+ |
checkCompletedWithWrappedCFException(f); |
222 |
+ |
} |
223 |
+ |
|
224 |
+ |
/** |
225 |
+ |
* cancel completes exceptionally and reports cancelled, as indicated by |
226 |
+ |
* methods isDone, isCancelled, join, get, and getNow |
227 |
+ |
*/ |
228 |
+ |
public void testCancel() { |
229 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
230 |
+ |
checkIncomplete(f); |
231 |
+ |
assertTrue(f.cancel(true)); |
232 |
+ |
checkCancelled(f); |
233 |
+ |
} |
234 |
+ |
|
235 |
+ |
/** |
236 |
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* obtrudeValue forces completion with given value |
237 |
+ |
*/ |
238 |
+ |
public void testObtrudeValue() { |
239 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
240 |
+ |
checkIncomplete(f); |
241 |
+ |
f.complete(one); |
242 |
+ |
checkCompletedNormally(f, one); |
243 |
+ |
f.obtrudeValue(three); |
244 |
+ |
checkCompletedNormally(f, three); |
245 |
+ |
f.obtrudeValue(two); |
246 |
+ |
checkCompletedNormally(f, two); |
247 |
+ |
f = new CompletableFuture<>(); |
248 |
+ |
f.obtrudeValue(three); |
249 |
+ |
checkCompletedNormally(f, three); |
250 |
+ |
f = new CompletableFuture<>(); |
251 |
+ |
f.completeExceptionally(new CFException()); |
252 |
+ |
f.obtrudeValue(four); |
253 |
+ |
checkCompletedNormally(f, four); |
254 |
+ |
} |
255 |
+ |
|
256 |
+ |
/** |
257 |
+ |
* obtrudeException forces completion with given exception |
258 |
+ |
*/ |
259 |
+ |
public void testObtrudeException() { |
260 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
261 |
+ |
checkIncomplete(f); |
262 |
+ |
f.complete(one); |
263 |
+ |
checkCompletedNormally(f, one); |
264 |
+ |
f.obtrudeException(new CFException()); |
265 |
+ |
checkCompletedWithWrappedCFException(f); |
266 |
+ |
f = new CompletableFuture<>(); |
267 |
+ |
f.obtrudeException(new CFException()); |
268 |
+ |
checkCompletedWithWrappedCFException(f); |
269 |
+ |
f = new CompletableFuture<>(); |
270 |
+ |
f.completeExceptionally(new CFException()); |
271 |
+ |
f.obtrudeValue(four); |
272 |
+ |
checkCompletedNormally(f, four); |
273 |
+ |
f.obtrudeException(new CFException()); |
274 |
+ |
checkCompletedWithWrappedCFException(f); |
275 |
+ |
} |
276 |
+ |
|
277 |
+ |
/** |
278 |
+ |
* getNumberOfDependents returns number of dependent tasks |
279 |
+ |
*/ |
280 |
+ |
public void testGetNumberOfDependents() { |
281 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
282 |
+ |
assertEquals(f.getNumberOfDependents(), 0); |
283 |
+ |
CompletableFuture g = f.thenRun(new Noop()); |
284 |
+ |
assertEquals(f.getNumberOfDependents(), 1); |
285 |
+ |
assertEquals(g.getNumberOfDependents(), 0); |
286 |
+ |
CompletableFuture h = f.thenRun(new Noop()); |
287 |
+ |
assertEquals(f.getNumberOfDependents(), 2); |
288 |
+ |
f.complete(1); |
289 |
+ |
checkCompletedNormally(g, null); |
290 |
+ |
assertEquals(f.getNumberOfDependents(), 0); |
291 |
+ |
assertEquals(g.getNumberOfDependents(), 0); |
292 |
+ |
} |
293 |
+ |
|
294 |
+ |
/** |
295 |
+ |
* toString indicates current completion state |
296 |
+ |
*/ |
297 |
|
public void testToString() { |
298 |
|
CompletableFuture<String> f; |
299 |
< |
assertTrue(new CompletableFuture<String>().toString() |
34 |
< |
.contains("[Not completed]")); |
299 |
> |
|
300 |
|
f = new CompletableFuture<String>(); |
301 |
+ |
assertTrue(f.toString().contains("[Not completed]")); |
302 |
+ |
|
303 |
|
f.complete("foo"); |
304 |
|
assertTrue(f.toString().contains("[Completed normally]")); |
305 |
+ |
|
306 |
|
f = new CompletableFuture<String>(); |
307 |
|
f.completeExceptionally(new IndexOutOfBoundsException()); |
308 |
|
assertTrue(f.toString().contains("[Completed exceptionally]")); |
309 |
|
} |
310 |
+ |
|
311 |
+ |
/** |
312 |
+ |
* completedFuture returns a completed CompletableFuture with given value |
313 |
+ |
*/ |
314 |
+ |
public void testCompletedFuture() { |
315 |
+ |
CompletableFuture<String> f = CompletableFuture.completedFuture("test"); |
316 |
+ |
checkCompletedNormally(f, "test"); |
317 |
+ |
} |
318 |
+ |
|
319 |
+ |
// Choose non-commutative actions for better coverage |
320 |
+ |
|
321 |
+ |
static final Supplier<Integer> supplyOne = |
322 |
+ |
() -> Integer.valueOf(1); |
323 |
+ |
static final Function<Integer, Integer> inc = |
324 |
+ |
(Integer x) -> Integer.valueOf(x.intValue() + 1); |
325 |
+ |
static final BiFunction<Integer, Integer, Integer> subtract = |
326 |
+ |
(Integer x, Integer y) -> Integer.valueOf(x.intValue() - y.intValue()); |
327 |
+ |
static final class IncAction implements Consumer<Integer> { |
328 |
+ |
int value; |
329 |
+ |
public void accept(Integer x) { value = x.intValue() + 1; } |
330 |
+ |
} |
331 |
+ |
static final class SubtractAction implements BiConsumer<Integer, Integer> { |
332 |
+ |
// Handle null values as well |
333 |
+ |
public int subtract(Integer x, Integer y) { |
334 |
+ |
return ((x == null) ? 42 : x.intValue()) |
335 |
+ |
- ((y == null) ? 99 : y.intValue()); |
336 |
+ |
} |
337 |
+ |
int value; |
338 |
+ |
public boolean ran() { return value != 0; } |
339 |
+ |
public void accept(Integer x, Integer y) { |
340 |
+ |
value = subtract(x, y); |
341 |
+ |
} |
342 |
+ |
} |
343 |
+ |
static final class Noop implements Runnable { |
344 |
+ |
boolean ran; |
345 |
+ |
public void run() { ran = true; } |
346 |
+ |
} |
347 |
+ |
|
348 |
+ |
static final class FailingSupplier implements Supplier<Integer> { |
349 |
+ |
boolean ran; |
350 |
+ |
public Integer get() { ran = true; throw new CFException(); } |
351 |
+ |
} |
352 |
+ |
static final class FailingConsumer implements Consumer<Integer> { |
353 |
+ |
boolean ran; |
354 |
+ |
public void accept(Integer x) { ran = true; throw new CFException(); } |
355 |
+ |
} |
356 |
+ |
static final class FailingBiConsumer implements BiConsumer<Integer, Integer> { |
357 |
+ |
boolean ran; |
358 |
+ |
public void accept(Integer x, Integer y) { ran = true; throw new CFException(); } |
359 |
+ |
} |
360 |
+ |
static final class FailingFunction implements Function<Integer, Integer> { |
361 |
+ |
boolean ran; |
362 |
+ |
public Integer apply(Integer x) { ran = true; throw new CFException(); } |
363 |
+ |
} |
364 |
+ |
static final class FailingBiFunction implements BiFunction<Integer, Integer, Integer> { |
365 |
+ |
boolean ran; |
366 |
+ |
public Integer apply(Integer x, Integer y) { ran = true; throw new CFException(); } |
367 |
+ |
} |
368 |
+ |
static final class FailingNoop implements Runnable { |
369 |
+ |
boolean ran; |
370 |
+ |
public void run() { ran = true; throw new CFException(); } |
371 |
+ |
} |
372 |
+ |
|
373 |
+ |
static final class CompletableFutureInc |
374 |
+ |
implements Function<Integer, CompletableFuture<Integer>> { |
375 |
+ |
boolean ran; |
376 |
+ |
public CompletableFuture<Integer> apply(Integer x) { |
377 |
+ |
ran = true; |
378 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
379 |
+ |
f.complete(Integer.valueOf(x.intValue() + 1)); |
380 |
+ |
return f; |
381 |
+ |
} |
382 |
+ |
} |
383 |
+ |
|
384 |
+ |
static final class FailingCompletableFutureFunction |
385 |
+ |
implements Function<Integer, CompletableFuture<Integer>> { |
386 |
+ |
boolean ran; |
387 |
+ |
public CompletableFuture<Integer> apply(Integer x) { |
388 |
+ |
ran = true; throw new CFException(); |
389 |
+ |
} |
390 |
+ |
} |
391 |
+ |
|
392 |
+ |
// Used for explicit executor tests |
393 |
+ |
static final class ThreadExecutor implements Executor { |
394 |
+ |
AtomicInteger count = new AtomicInteger(0); |
395 |
+ |
|
396 |
+ |
public void execute(Runnable r) { |
397 |
+ |
count.getAndIncrement(); |
398 |
+ |
new Thread(r).start(); |
399 |
+ |
} |
400 |
+ |
} |
401 |
+ |
|
402 |
+ |
static final class ExceptionToInteger implements Function<Throwable, Integer> { |
403 |
+ |
public Integer apply(Throwable x) { return Integer.valueOf(3); } |
404 |
+ |
} |
405 |
+ |
|
406 |
+ |
static final class IntegerHandler implements BiFunction<Integer, Throwable, Integer> { |
407 |
+ |
boolean ran; |
408 |
+ |
public Integer apply(Integer x, Throwable t) { |
409 |
+ |
ran = true; |
410 |
+ |
return (t == null) ? two : three; |
411 |
+ |
} |
412 |
+ |
} |
413 |
+ |
|
414 |
+ |
/** |
415 |
+ |
* Permits the testing of parallel code for the 3 different |
416 |
+ |
* execution modes without repeating all the testing code. |
417 |
+ |
*/ |
418 |
+ |
enum ExecutionMode { |
419 |
+ |
DEFAULT { |
420 |
+ |
public <T,U> CompletableFuture<Void> runAfterBoth |
421 |
+ |
(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) { |
422 |
+ |
return f.runAfterBoth(g, a); |
423 |
+ |
} |
424 |
+ |
public <T,U> CompletableFuture<Void> thenAcceptBoth |
425 |
+ |
(CompletableFuture<T> f, |
426 |
+ |
CompletionStage<? extends U> g, |
427 |
+ |
BiConsumer<? super T,? super U> a) { |
428 |
+ |
return f.thenAcceptBoth(g, a); |
429 |
+ |
} |
430 |
+ |
}, |
431 |
+ |
|
432 |
+ |
// /** Experimental way to do more testing */ |
433 |
+ |
// REVERSE_DEFAULT { |
434 |
+ |
// public <T,U> CompletableFuture<Void> runAfterBoth |
435 |
+ |
// (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) { |
436 |
+ |
// return g.runAfterBoth(f, a); |
437 |
+ |
// } |
438 |
+ |
// public <T,U> CompletableFuture<Void> thenAcceptBoth |
439 |
+ |
// (CompletableFuture<T> f, |
440 |
+ |
// CompletionStage<? extends U> g, |
441 |
+ |
// BiConsumer<? super T,? super U> a) { |
442 |
+ |
// return DEFAULT.thenAcceptBoth(f, g, a); |
443 |
+ |
// } |
444 |
+ |
// }, |
445 |
+ |
|
446 |
+ |
DEFAULT_ASYNC { |
447 |
+ |
public <T,U> CompletableFuture<Void> runAfterBoth |
448 |
+ |
(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) { |
449 |
+ |
return f.runAfterBothAsync(g, a); |
450 |
+ |
} |
451 |
+ |
public <T,U> CompletableFuture<Void> thenAcceptBoth |
452 |
+ |
(CompletableFuture<T> f, |
453 |
+ |
CompletionStage<? extends U> g, |
454 |
+ |
BiConsumer<? super T,? super U> a) { |
455 |
+ |
return f.thenAcceptBothAsync(g, a); |
456 |
+ |
} |
457 |
+ |
}, |
458 |
+ |
|
459 |
+ |
// REVERSE_DEFAULT_ASYNC { |
460 |
+ |
// public <T,U> CompletableFuture<Void> runAfterBoth |
461 |
+ |
// (CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) { |
462 |
+ |
// return f.runAfterBothAsync(g, a); |
463 |
+ |
// } |
464 |
+ |
// public <T,U> CompletableFuture<Void> thenAcceptBoth |
465 |
+ |
// (CompletableFuture<T> f, |
466 |
+ |
// CompletionStage<? extends U> g, |
467 |
+ |
// BiConsumer<? super T,? super U> a) { |
468 |
+ |
// return DEFAULT_ASYNC.thenAcceptBoth(f, g, a); |
469 |
+ |
// } |
470 |
+ |
// }, |
471 |
+ |
|
472 |
+ |
EXECUTOR { |
473 |
+ |
public <T,U> CompletableFuture<Void> runAfterBoth |
474 |
+ |
(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a) { |
475 |
+ |
return f.runAfterBothAsync(g, a, new ThreadExecutor()); |
476 |
+ |
} |
477 |
+ |
public <T,U> CompletableFuture<Void> thenAcceptBoth |
478 |
+ |
(CompletableFuture<T> f, |
479 |
+ |
CompletionStage<? extends U> g, |
480 |
+ |
BiConsumer<? super T,? super U> a) { |
481 |
+ |
return f.thenAcceptBothAsync(g, a, new ThreadExecutor()); |
482 |
+ |
} |
483 |
+ |
}; |
484 |
+ |
|
485 |
+ |
public abstract <T,U> CompletableFuture<Void> runAfterBoth |
486 |
+ |
(CompletableFuture<T> f, CompletableFuture<U> g, Runnable a); |
487 |
+ |
public abstract <T,U> CompletableFuture<Void> thenAcceptBoth |
488 |
+ |
(CompletableFuture<T> f, |
489 |
+ |
CompletionStage<? extends U> g, |
490 |
+ |
BiConsumer<? super T,? super U> a); |
491 |
+ |
} |
492 |
+ |
|
493 |
+ |
/** |
494 |
+ |
* exceptionally action completes with function value on source |
495 |
+ |
* exception; otherwise with source value |
496 |
+ |
*/ |
497 |
+ |
public void testExceptionally() { |
498 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
499 |
+ |
ExceptionToInteger r = new ExceptionToInteger(); |
500 |
+ |
CompletableFuture<Integer> g = f.exceptionally(r); |
501 |
+ |
f.completeExceptionally(new CFException()); |
502 |
+ |
checkCompletedNormally(g, three); |
503 |
+ |
|
504 |
+ |
f = new CompletableFuture<>(); |
505 |
+ |
r = new ExceptionToInteger(); |
506 |
+ |
g = f.exceptionally(r); |
507 |
+ |
f.complete(one); |
508 |
+ |
checkCompletedNormally(g, one); |
509 |
+ |
} |
510 |
+ |
|
511 |
+ |
/** |
512 |
+ |
* handle action completes normally with function value on either |
513 |
+ |
* normal or exceptional completion of source |
514 |
+ |
*/ |
515 |
+ |
public void testHandle() { |
516 |
+ |
CompletableFuture<Integer> f, g; |
517 |
+ |
IntegerHandler r; |
518 |
+ |
|
519 |
+ |
f = new CompletableFuture<>(); |
520 |
+ |
f.completeExceptionally(new CFException()); |
521 |
+ |
g = f.handle(r = new IntegerHandler()); |
522 |
+ |
assertTrue(r.ran); |
523 |
+ |
checkCompletedNormally(g, three); |
524 |
+ |
|
525 |
+ |
f = new CompletableFuture<>(); |
526 |
+ |
g = f.handle(r = new IntegerHandler()); |
527 |
+ |
assertFalse(r.ran); |
528 |
+ |
f.completeExceptionally(new CFException()); |
529 |
+ |
checkCompletedNormally(g, three); |
530 |
+ |
assertTrue(r.ran); |
531 |
+ |
|
532 |
+ |
f = new CompletableFuture<>(); |
533 |
+ |
f.complete(one); |
534 |
+ |
g = f.handle(r = new IntegerHandler()); |
535 |
+ |
assertTrue(r.ran); |
536 |
+ |
checkCompletedNormally(g, two); |
537 |
+ |
|
538 |
+ |
f = new CompletableFuture<>(); |
539 |
+ |
g = f.handle(r = new IntegerHandler()); |
540 |
+ |
assertFalse(r.ran); |
541 |
+ |
f.complete(one); |
542 |
+ |
assertTrue(r.ran); |
543 |
+ |
checkCompletedNormally(g, two); |
544 |
+ |
} |
545 |
+ |
|
546 |
+ |
/** |
547 |
+ |
* runAsync completes after running Runnable |
548 |
+ |
*/ |
549 |
+ |
public void testRunAsync() { |
550 |
+ |
Noop r = new Noop(); |
551 |
+ |
CompletableFuture<Void> f = CompletableFuture.runAsync(r); |
552 |
+ |
assertNull(f.join()); |
553 |
+ |
assertTrue(r.ran); |
554 |
+ |
checkCompletedNormally(f, null); |
555 |
+ |
} |
556 |
+ |
|
557 |
+ |
/** |
558 |
+ |
* runAsync with executor completes after running Runnable |
559 |
+ |
*/ |
560 |
+ |
public void testRunAsync2() { |
561 |
+ |
Noop r = new Noop(); |
562 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
563 |
+ |
CompletableFuture<Void> f = CompletableFuture.runAsync(r, exec); |
564 |
+ |
assertNull(f.join()); |
565 |
+ |
assertTrue(r.ran); |
566 |
+ |
checkCompletedNormally(f, null); |
567 |
+ |
assertEquals(1, exec.count.get()); |
568 |
+ |
} |
569 |
+ |
|
570 |
+ |
/** |
571 |
+ |
* failing runAsync completes exceptionally after running Runnable |
572 |
+ |
*/ |
573 |
+ |
public void testRunAsync3() { |
574 |
+ |
FailingNoop r = new FailingNoop(); |
575 |
+ |
CompletableFuture<Void> f = CompletableFuture.runAsync(r); |
576 |
+ |
checkCompletedWithWrappedCFException(f); |
577 |
+ |
assertTrue(r.ran); |
578 |
+ |
} |
579 |
+ |
|
580 |
+ |
/** |
581 |
+ |
* supplyAsync completes with result of supplier |
582 |
+ |
*/ |
583 |
+ |
public void testSupplyAsync() { |
584 |
+ |
CompletableFuture<Integer> f; |
585 |
+ |
f = CompletableFuture.supplyAsync(supplyOne); |
586 |
+ |
assertEquals(f.join(), one); |
587 |
+ |
checkCompletedNormally(f, one); |
588 |
+ |
} |
589 |
+ |
|
590 |
+ |
/** |
591 |
+ |
* supplyAsync with executor completes with result of supplier |
592 |
+ |
*/ |
593 |
+ |
public void testSupplyAsync2() { |
594 |
+ |
CompletableFuture<Integer> f; |
595 |
+ |
f = CompletableFuture.supplyAsync(supplyOne, new ThreadExecutor()); |
596 |
+ |
assertEquals(f.join(), one); |
597 |
+ |
checkCompletedNormally(f, one); |
598 |
+ |
} |
599 |
+ |
|
600 |
+ |
/** |
601 |
+ |
* Failing supplyAsync completes exceptionally |
602 |
+ |
*/ |
603 |
+ |
public void testSupplyAsync3() { |
604 |
+ |
FailingSupplier r = new FailingSupplier(); |
605 |
+ |
CompletableFuture<Integer> f = CompletableFuture.supplyAsync(r); |
606 |
+ |
checkCompletedWithWrappedCFException(f); |
607 |
+ |
assertTrue(r.ran); |
608 |
+ |
} |
609 |
+ |
|
610 |
+ |
// seq completion methods |
611 |
+ |
|
612 |
+ |
/** |
613 |
+ |
* thenRun result completes normally after normal completion of source |
614 |
+ |
*/ |
615 |
+ |
public void testThenRun() { |
616 |
+ |
CompletableFuture<Integer> f; |
617 |
+ |
CompletableFuture<Void> g; |
618 |
+ |
Noop r; |
619 |
+ |
|
620 |
+ |
f = new CompletableFuture<>(); |
621 |
+ |
g = f.thenRun(r = new Noop()); |
622 |
+ |
f.complete(null); |
623 |
+ |
checkCompletedNormally(g, null); |
624 |
+ |
assertTrue(r.ran); |
625 |
+ |
|
626 |
+ |
f = new CompletableFuture<>(); |
627 |
+ |
f.complete(null); |
628 |
+ |
g = f.thenRun(r = new Noop()); |
629 |
+ |
checkCompletedNormally(g, null); |
630 |
+ |
assertTrue(r.ran); |
631 |
+ |
} |
632 |
+ |
|
633 |
+ |
/** |
634 |
+ |
* thenRun result completes exceptionally after exceptional |
635 |
+ |
* completion of source |
636 |
+ |
*/ |
637 |
+ |
public void testThenRun2() { |
638 |
+ |
CompletableFuture<Integer> f; |
639 |
+ |
CompletableFuture<Void> g; |
640 |
+ |
Noop r; |
641 |
+ |
|
642 |
+ |
f = new CompletableFuture<>(); |
643 |
+ |
g = f.thenRun(r = new Noop()); |
644 |
+ |
f.completeExceptionally(new CFException()); |
645 |
+ |
checkCompletedWithWrappedCFException(g); |
646 |
+ |
assertFalse(r.ran); |
647 |
+ |
|
648 |
+ |
f = new CompletableFuture<>(); |
649 |
+ |
f.completeExceptionally(new CFException()); |
650 |
+ |
g = f.thenRun(r = new Noop()); |
651 |
+ |
checkCompletedWithWrappedCFException(g); |
652 |
+ |
assertFalse(r.ran); |
653 |
+ |
} |
654 |
+ |
|
655 |
+ |
/** |
656 |
+ |
* thenRun result completes exceptionally if action does |
657 |
+ |
*/ |
658 |
+ |
public void testThenRun3() { |
659 |
+ |
CompletableFuture<Integer> f; |
660 |
+ |
CompletableFuture<Void> g; |
661 |
+ |
FailingNoop r; |
662 |
+ |
|
663 |
+ |
f = new CompletableFuture<>(); |
664 |
+ |
g = f.thenRun(r = new FailingNoop()); |
665 |
+ |
f.complete(null); |
666 |
+ |
checkCompletedWithWrappedCFException(g); |
667 |
+ |
|
668 |
+ |
f = new CompletableFuture<>(); |
669 |
+ |
f.complete(null); |
670 |
+ |
g = f.thenRun(r = new FailingNoop()); |
671 |
+ |
checkCompletedWithWrappedCFException(g); |
672 |
+ |
} |
673 |
+ |
|
674 |
+ |
/** |
675 |
+ |
* thenRun result completes exceptionally if source cancelled |
676 |
+ |
*/ |
677 |
+ |
public void testThenRun4() { |
678 |
+ |
CompletableFuture<Integer> f; |
679 |
+ |
CompletableFuture<Void> g; |
680 |
+ |
Noop r; |
681 |
+ |
|
682 |
+ |
f = new CompletableFuture<>(); |
683 |
+ |
g = f.thenRun(r = new Noop()); |
684 |
+ |
assertTrue(f.cancel(true)); |
685 |
+ |
checkCompletedWithWrappedCancellationException(g); |
686 |
+ |
|
687 |
+ |
f = new CompletableFuture<>(); |
688 |
+ |
assertTrue(f.cancel(true)); |
689 |
+ |
g = f.thenRun(r = new Noop()); |
690 |
+ |
checkCompletedWithWrappedCancellationException(g); |
691 |
+ |
} |
692 |
+ |
|
693 |
+ |
/** |
694 |
+ |
* thenApply result completes normally after normal completion of source |
695 |
+ |
*/ |
696 |
+ |
public void testThenApply() { |
697 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
698 |
+ |
CompletableFuture<Integer> g = f.thenApply(inc); |
699 |
+ |
f.complete(one); |
700 |
+ |
checkCompletedNormally(g, two); |
701 |
+ |
} |
702 |
+ |
|
703 |
+ |
/** |
704 |
+ |
* thenApply result completes exceptionally after exceptional |
705 |
+ |
* completion of source |
706 |
+ |
*/ |
707 |
+ |
public void testThenApply2() { |
708 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
709 |
+ |
CompletableFuture<Integer> g = f.thenApply(inc); |
710 |
+ |
f.completeExceptionally(new CFException()); |
711 |
+ |
checkCompletedWithWrappedCFException(g); |
712 |
+ |
} |
713 |
+ |
|
714 |
+ |
/** |
715 |
+ |
* thenApply result completes exceptionally if action does |
716 |
+ |
*/ |
717 |
+ |
public void testThenApply3() { |
718 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
719 |
+ |
CompletableFuture<Integer> g = f.thenApply(new FailingFunction()); |
720 |
+ |
f.complete(one); |
721 |
+ |
checkCompletedWithWrappedCFException(g); |
722 |
+ |
} |
723 |
+ |
|
724 |
+ |
/** |
725 |
+ |
* thenApply result completes exceptionally if source cancelled |
726 |
+ |
*/ |
727 |
+ |
public void testThenApply4() { |
728 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
729 |
+ |
CompletableFuture<Integer> g = f.thenApply(inc); |
730 |
+ |
assertTrue(f.cancel(true)); |
731 |
+ |
checkCompletedWithWrappedCancellationException(g); |
732 |
+ |
} |
733 |
+ |
|
734 |
+ |
/** |
735 |
+ |
* thenAccept result completes normally after normal completion of source |
736 |
+ |
*/ |
737 |
+ |
public void testThenAccept() { |
738 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
739 |
+ |
IncAction r = new IncAction(); |
740 |
+ |
CompletableFuture<Void> g = f.thenAccept(r); |
741 |
+ |
f.complete(one); |
742 |
+ |
checkCompletedNormally(g, null); |
743 |
+ |
assertEquals(r.value, 2); |
744 |
+ |
} |
745 |
+ |
|
746 |
+ |
/** |
747 |
+ |
* thenAccept result completes exceptionally after exceptional |
748 |
+ |
* completion of source |
749 |
+ |
*/ |
750 |
+ |
public void testThenAccept2() { |
751 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
752 |
+ |
IncAction r = new IncAction(); |
753 |
+ |
CompletableFuture<Void> g = f.thenAccept(r); |
754 |
+ |
f.completeExceptionally(new CFException()); |
755 |
+ |
checkCompletedWithWrappedCFException(g); |
756 |
+ |
} |
757 |
+ |
|
758 |
+ |
/** |
759 |
+ |
* thenAccept result completes exceptionally if action does |
760 |
+ |
*/ |
761 |
+ |
public void testThenAccept3() { |
762 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
763 |
+ |
FailingConsumer r = new FailingConsumer(); |
764 |
+ |
CompletableFuture<Void> g = f.thenAccept(r); |
765 |
+ |
f.complete(one); |
766 |
+ |
checkCompletedWithWrappedCFException(g); |
767 |
+ |
assertTrue(r.ran); |
768 |
+ |
} |
769 |
+ |
|
770 |
+ |
/** |
771 |
+ |
* thenAccept result completes exceptionally if source cancelled |
772 |
+ |
*/ |
773 |
+ |
public void testThenAccept4() { |
774 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
775 |
+ |
IncAction r = new IncAction(); |
776 |
+ |
CompletableFuture<Void> g = f.thenAccept(r); |
777 |
+ |
assertTrue(f.cancel(true)); |
778 |
+ |
checkCompletedWithWrappedCancellationException(g); |
779 |
+ |
} |
780 |
+ |
|
781 |
+ |
/** |
782 |
+ |
* thenCombine result completes normally after normal completion |
783 |
+ |
* of sources |
784 |
+ |
*/ |
785 |
+ |
public void testThenCombine() { |
786 |
+ |
CompletableFuture<Integer> f, g, h; |
787 |
+ |
|
788 |
+ |
f = new CompletableFuture<>(); |
789 |
+ |
g = new CompletableFuture<>(); |
790 |
+ |
h = f.thenCombine(g, subtract); |
791 |
+ |
f.complete(3); |
792 |
+ |
checkIncomplete(h); |
793 |
+ |
g.complete(1); |
794 |
+ |
checkCompletedNormally(h, 2); |
795 |
+ |
|
796 |
+ |
f = new CompletableFuture<>(); |
797 |
+ |
g = new CompletableFuture<>(); |
798 |
+ |
h = f.thenCombine(g, subtract); |
799 |
+ |
g.complete(1); |
800 |
+ |
checkIncomplete(h); |
801 |
+ |
f.complete(3); |
802 |
+ |
checkCompletedNormally(h, 2); |
803 |
+ |
|
804 |
+ |
f = new CompletableFuture<>(); |
805 |
+ |
g = new CompletableFuture<>(); |
806 |
+ |
g.complete(1); |
807 |
+ |
f.complete(3); |
808 |
+ |
h = f.thenCombine(g, subtract); |
809 |
+ |
checkCompletedNormally(h, 2); |
810 |
+ |
} |
811 |
+ |
|
812 |
+ |
/** |
813 |
+ |
* thenCombine result completes exceptionally after exceptional |
814 |
+ |
* completion of either source |
815 |
+ |
*/ |
816 |
+ |
public void testThenCombine2() { |
817 |
+ |
CompletableFuture<Integer> f, g, h; |
818 |
+ |
|
819 |
+ |
f = new CompletableFuture<>(); |
820 |
+ |
g = new CompletableFuture<>(); |
821 |
+ |
h = f.thenCombine(g, subtract); |
822 |
+ |
f.completeExceptionally(new CFException()); |
823 |
+ |
checkIncomplete(h); |
824 |
+ |
g.complete(1); |
825 |
+ |
checkCompletedWithWrappedCFException(h); |
826 |
+ |
|
827 |
+ |
f = new CompletableFuture<>(); |
828 |
+ |
g = new CompletableFuture<>(); |
829 |
+ |
h = f.thenCombine(g, subtract); |
830 |
+ |
g.completeExceptionally(new CFException()); |
831 |
+ |
checkIncomplete(h); |
832 |
+ |
f.complete(3); |
833 |
+ |
checkCompletedWithWrappedCFException(h); |
834 |
+ |
|
835 |
+ |
f = new CompletableFuture<>(); |
836 |
+ |
g = new CompletableFuture<>(); |
837 |
+ |
f.complete(3); |
838 |
+ |
g.completeExceptionally(new CFException()); |
839 |
+ |
h = f.thenCombine(g, subtract); |
840 |
+ |
checkCompletedWithWrappedCFException(h); |
841 |
+ |
|
842 |
+ |
f = new CompletableFuture<>(); |
843 |
+ |
g = new CompletableFuture<>(); |
844 |
+ |
f.completeExceptionally(new CFException()); |
845 |
+ |
g.complete(3); |
846 |
+ |
h = f.thenCombine(g, subtract); |
847 |
+ |
checkCompletedWithWrappedCFException(h); |
848 |
+ |
} |
849 |
+ |
|
850 |
+ |
/** |
851 |
+ |
* thenCombine result completes exceptionally if action does |
852 |
+ |
*/ |
853 |
+ |
public void testThenCombine3() { |
854 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
855 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
856 |
+ |
FailingBiFunction r = new FailingBiFunction(); |
857 |
+ |
CompletableFuture<Integer> g = f.thenCombine(f2, r); |
858 |
+ |
f.complete(one); |
859 |
+ |
checkIncomplete(g); |
860 |
+ |
assertFalse(r.ran); |
861 |
+ |
f2.complete(two); |
862 |
+ |
checkCompletedWithWrappedCFException(g); |
863 |
+ |
assertTrue(r.ran); |
864 |
+ |
} |
865 |
+ |
|
866 |
+ |
/** |
867 |
+ |
* thenCombine result completes exceptionally if either source cancelled |
868 |
+ |
*/ |
869 |
+ |
public void testThenCombine4() { |
870 |
+ |
CompletableFuture<Integer> f, g, h; |
871 |
+ |
|
872 |
+ |
f = new CompletableFuture<>(); |
873 |
+ |
g = new CompletableFuture<>(); |
874 |
+ |
h = f.thenCombine(g, subtract); |
875 |
+ |
assertTrue(f.cancel(true)); |
876 |
+ |
checkIncomplete(h); |
877 |
+ |
g.complete(1); |
878 |
+ |
checkCompletedWithWrappedCancellationException(h); |
879 |
+ |
|
880 |
+ |
f = new CompletableFuture<>(); |
881 |
+ |
g = new CompletableFuture<>(); |
882 |
+ |
h = f.thenCombine(g, subtract); |
883 |
+ |
assertTrue(g.cancel(true)); |
884 |
+ |
checkIncomplete(h); |
885 |
+ |
f.complete(3); |
886 |
+ |
checkCompletedWithWrappedCancellationException(h); |
887 |
+ |
|
888 |
+ |
f = new CompletableFuture<>(); |
889 |
+ |
g = new CompletableFuture<>(); |
890 |
+ |
assertTrue(f.cancel(true)); |
891 |
+ |
assertTrue(g.cancel(true)); |
892 |
+ |
h = f.thenCombine(g, subtract); |
893 |
+ |
checkCompletedWithWrappedCancellationException(h); |
894 |
+ |
} |
895 |
+ |
|
896 |
+ |
/** |
897 |
+ |
* thenAcceptBoth result completes normally after normal |
898 |
+ |
* completion of sources |
899 |
+ |
*/ |
900 |
+ |
public void testThenAcceptBoth_normalCompletion1() { |
901 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
902 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
903 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
904 |
+ |
|
905 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
906 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
907 |
+ |
final SubtractAction r = new SubtractAction(); |
908 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
909 |
+ |
|
910 |
+ |
f.complete(v1); |
911 |
+ |
checkIncomplete(h); |
912 |
+ |
assertEquals(r.value, 0); |
913 |
+ |
g.complete(v2); |
914 |
+ |
|
915 |
+ |
checkCompletedNormally(h, null); |
916 |
+ |
assertEquals(r.value, r.subtract(v1, v2)); |
917 |
+ |
checkCompletedNormally(f, v1); |
918 |
+ |
checkCompletedNormally(g, v2); |
919 |
+ |
} |
920 |
+ |
} |
921 |
+ |
|
922 |
+ |
public void testThenAcceptBoth_normalCompletion2() { |
923 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
924 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
925 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
926 |
+ |
|
927 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
928 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
929 |
+ |
final SubtractAction r = new SubtractAction(); |
930 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
931 |
+ |
|
932 |
+ |
g.complete(v2); |
933 |
+ |
checkIncomplete(h); |
934 |
+ |
assertEquals(r.value, 0); |
935 |
+ |
f.complete(v1); |
936 |
+ |
|
937 |
+ |
checkCompletedNormally(h, null); |
938 |
+ |
assertEquals(r.value, r.subtract(v1, v2)); |
939 |
+ |
checkCompletedNormally(f, v1); |
940 |
+ |
checkCompletedNormally(g, v2); |
941 |
+ |
} |
942 |
+ |
} |
943 |
+ |
|
944 |
+ |
public void testThenAcceptBoth_normalCompletion3() { |
945 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
946 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
947 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
948 |
+ |
|
949 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
950 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
951 |
+ |
final SubtractAction r = new SubtractAction(); |
952 |
+ |
|
953 |
+ |
g.complete(v2); |
954 |
+ |
f.complete(v1); |
955 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
956 |
+ |
|
957 |
+ |
checkCompletedNormally(h, null); |
958 |
+ |
assertEquals(r.value, r.subtract(v1, v2)); |
959 |
+ |
checkCompletedNormally(f, v1); |
960 |
+ |
checkCompletedNormally(g, v2); |
961 |
+ |
} |
962 |
+ |
} |
963 |
+ |
|
964 |
+ |
public void testThenAcceptBoth_normalCompletion4() { |
965 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
966 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
967 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
968 |
+ |
|
969 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
970 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
971 |
+ |
final SubtractAction r = new SubtractAction(); |
972 |
+ |
|
973 |
+ |
f.complete(v1); |
974 |
+ |
g.complete(v2); |
975 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
976 |
+ |
|
977 |
+ |
checkCompletedNormally(h, null); |
978 |
+ |
assertEquals(r.value, r.subtract(v1, v2)); |
979 |
+ |
checkCompletedNormally(f, v1); |
980 |
+ |
checkCompletedNormally(g, v2); |
981 |
+ |
} |
982 |
+ |
} |
983 |
+ |
|
984 |
+ |
/** |
985 |
+ |
* thenAcceptBoth result completes exceptionally after exceptional |
986 |
+ |
* completion of either source |
987 |
+ |
*/ |
988 |
+ |
public void testThenAcceptBoth_exceptionalCompletion1() { |
989 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
990 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
991 |
+ |
|
992 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
993 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
994 |
+ |
final SubtractAction r = new SubtractAction(); |
995 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
996 |
+ |
final CFException ex = new CFException(); |
997 |
+ |
|
998 |
+ |
f.completeExceptionally(ex); |
999 |
+ |
checkIncomplete(h); |
1000 |
+ |
g.complete(v1); |
1001 |
+ |
|
1002 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1003 |
+ |
checkCompletedWithWrappedCFException(f, ex); |
1004 |
+ |
assertFalse(r.ran()); |
1005 |
+ |
checkCompletedNormally(g, v1); |
1006 |
+ |
} |
1007 |
+ |
} |
1008 |
+ |
|
1009 |
+ |
public void testThenAcceptBoth_exceptionalCompletion2() { |
1010 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1011 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1012 |
+ |
|
1013 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1014 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1015 |
+ |
final SubtractAction r = new SubtractAction(); |
1016 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1017 |
+ |
final CFException ex = new CFException(); |
1018 |
+ |
|
1019 |
+ |
g.completeExceptionally(ex); |
1020 |
+ |
checkIncomplete(h); |
1021 |
+ |
f.complete(v1); |
1022 |
+ |
|
1023 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1024 |
+ |
checkCompletedWithWrappedCFException(g, ex); |
1025 |
+ |
assertFalse(r.ran()); |
1026 |
+ |
checkCompletedNormally(f, v1); |
1027 |
+ |
} |
1028 |
+ |
} |
1029 |
+ |
|
1030 |
+ |
public void testThenAcceptBoth_exceptionalCompletion3() { |
1031 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1032 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1033 |
+ |
|
1034 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1035 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1036 |
+ |
final SubtractAction r = new SubtractAction(); |
1037 |
+ |
final CFException ex = new CFException(); |
1038 |
+ |
|
1039 |
+ |
g.completeExceptionally(ex); |
1040 |
+ |
f.complete(v1); |
1041 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1042 |
+ |
|
1043 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1044 |
+ |
checkCompletedWithWrappedCFException(g, ex); |
1045 |
+ |
assertFalse(r.ran()); |
1046 |
+ |
checkCompletedNormally(f, v1); |
1047 |
+ |
} |
1048 |
+ |
} |
1049 |
+ |
|
1050 |
+ |
public void testThenAcceptBoth_exceptionalCompletion4() { |
1051 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1052 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1053 |
+ |
|
1054 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1055 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1056 |
+ |
final SubtractAction r = new SubtractAction(); |
1057 |
+ |
final CFException ex = new CFException(); |
1058 |
+ |
|
1059 |
+ |
f.completeExceptionally(ex); |
1060 |
+ |
g.complete(v1); |
1061 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1062 |
+ |
|
1063 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1064 |
+ |
checkCompletedWithWrappedCFException(f, ex); |
1065 |
+ |
assertFalse(r.ran()); |
1066 |
+ |
checkCompletedNormally(g, v1); |
1067 |
+ |
} |
1068 |
+ |
} |
1069 |
+ |
|
1070 |
+ |
/** |
1071 |
+ |
* thenAcceptBoth result completes exceptionally if action does |
1072 |
+ |
*/ |
1073 |
+ |
public void testThenAcceptBoth_actionFailed1() { |
1074 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1075 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1076 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1077 |
+ |
|
1078 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1079 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1080 |
+ |
final FailingBiConsumer r = new FailingBiConsumer(); |
1081 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1082 |
+ |
|
1083 |
+ |
f.complete(v1); |
1084 |
+ |
checkIncomplete(h); |
1085 |
+ |
g.complete(v2); |
1086 |
+ |
|
1087 |
+ |
checkCompletedWithWrappedCFException(h); |
1088 |
+ |
checkCompletedNormally(f, v1); |
1089 |
+ |
checkCompletedNormally(g, v2); |
1090 |
+ |
} |
1091 |
+ |
} |
1092 |
+ |
|
1093 |
+ |
public void testThenAcceptBoth_actionFailed2() { |
1094 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1095 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1096 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1097 |
+ |
|
1098 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1099 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1100 |
+ |
final FailingBiConsumer r = new FailingBiConsumer(); |
1101 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1102 |
+ |
|
1103 |
+ |
g.complete(v2); |
1104 |
+ |
checkIncomplete(h); |
1105 |
+ |
f.complete(v1); |
1106 |
+ |
|
1107 |
+ |
checkCompletedWithWrappedCFException(h); |
1108 |
+ |
checkCompletedNormally(f, v1); |
1109 |
+ |
checkCompletedNormally(g, v2); |
1110 |
+ |
} |
1111 |
+ |
} |
1112 |
+ |
|
1113 |
+ |
/** |
1114 |
+ |
* thenAcceptBoth result completes exceptionally if either source cancelled |
1115 |
+ |
*/ |
1116 |
+ |
public void testThenAcceptBoth_sourceCancelled1() { |
1117 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1118 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1119 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1120 |
+ |
|
1121 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1122 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1123 |
+ |
final SubtractAction r = new SubtractAction(); |
1124 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1125 |
+ |
|
1126 |
+ |
assertTrue(f.cancel(mayInterruptIfRunning)); |
1127 |
+ |
checkIncomplete(h); |
1128 |
+ |
g.complete(v1); |
1129 |
+ |
|
1130 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1131 |
+ |
checkCancelled(f); |
1132 |
+ |
assertFalse(r.ran()); |
1133 |
+ |
checkCompletedNormally(g, v1); |
1134 |
+ |
} |
1135 |
+ |
} |
1136 |
+ |
|
1137 |
+ |
public void testThenAcceptBoth_sourceCancelled2() { |
1138 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1139 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1140 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1141 |
+ |
|
1142 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1143 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1144 |
+ |
final SubtractAction r = new SubtractAction(); |
1145 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1146 |
+ |
|
1147 |
+ |
assertTrue(g.cancel(mayInterruptIfRunning)); |
1148 |
+ |
checkIncomplete(h); |
1149 |
+ |
f.complete(v1); |
1150 |
+ |
|
1151 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1152 |
+ |
checkCancelled(g); |
1153 |
+ |
assertFalse(r.ran()); |
1154 |
+ |
checkCompletedNormally(f, v1); |
1155 |
+ |
} |
1156 |
+ |
} |
1157 |
+ |
|
1158 |
+ |
public void testThenAcceptBoth_sourceCancelled3() { |
1159 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1160 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1161 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1162 |
+ |
|
1163 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1164 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1165 |
+ |
final SubtractAction r = new SubtractAction(); |
1166 |
+ |
|
1167 |
+ |
assertTrue(g.cancel(mayInterruptIfRunning)); |
1168 |
+ |
f.complete(v1); |
1169 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1170 |
+ |
|
1171 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1172 |
+ |
checkCancelled(g); |
1173 |
+ |
assertFalse(r.ran()); |
1174 |
+ |
checkCompletedNormally(f, v1); |
1175 |
+ |
} |
1176 |
+ |
} |
1177 |
+ |
|
1178 |
+ |
public void testThenAcceptBoth_sourceCancelled4() { |
1179 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1180 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1181 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1182 |
+ |
|
1183 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1184 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1185 |
+ |
final SubtractAction r = new SubtractAction(); |
1186 |
+ |
|
1187 |
+ |
assertTrue(f.cancel(mayInterruptIfRunning)); |
1188 |
+ |
g.complete(v1); |
1189 |
+ |
final CompletableFuture<Void> h = m.thenAcceptBoth(f, g, r); |
1190 |
+ |
|
1191 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1192 |
+ |
checkCancelled(f); |
1193 |
+ |
assertFalse(r.ran()); |
1194 |
+ |
checkCompletedNormally(g, v1); |
1195 |
+ |
} |
1196 |
+ |
} |
1197 |
+ |
|
1198 |
+ |
/** |
1199 |
+ |
* runAfterBoth result completes normally after normal |
1200 |
+ |
* completion of sources |
1201 |
+ |
*/ |
1202 |
+ |
public void testRunAfterBoth_normalCompletion1() { |
1203 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1204 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1205 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1206 |
+ |
|
1207 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1208 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1209 |
+ |
final Noop r = new Noop(); |
1210 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1211 |
+ |
|
1212 |
+ |
f.complete(v1); |
1213 |
+ |
checkIncomplete(h); |
1214 |
+ |
assertFalse(r.ran); |
1215 |
+ |
g.complete(v2); |
1216 |
+ |
|
1217 |
+ |
checkCompletedNormally(h, null); |
1218 |
+ |
assertTrue(r.ran); |
1219 |
+ |
checkCompletedNormally(f, v1); |
1220 |
+ |
checkCompletedNormally(g, v2); |
1221 |
+ |
} |
1222 |
+ |
} |
1223 |
+ |
|
1224 |
+ |
public void testRunAfterBoth_normalCompletion2() { |
1225 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1226 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1227 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1228 |
+ |
|
1229 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1230 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1231 |
+ |
final Noop r = new Noop(); |
1232 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1233 |
+ |
|
1234 |
+ |
g.complete(v2); |
1235 |
+ |
checkIncomplete(h); |
1236 |
+ |
assertFalse(r.ran); |
1237 |
+ |
f.complete(v1); |
1238 |
+ |
|
1239 |
+ |
checkCompletedNormally(h, null); |
1240 |
+ |
assertTrue(r.ran); |
1241 |
+ |
checkCompletedNormally(f, v1); |
1242 |
+ |
checkCompletedNormally(g, v2); |
1243 |
+ |
} |
1244 |
+ |
} |
1245 |
+ |
|
1246 |
+ |
public void testRunAfterBoth_normalCompletion3() { |
1247 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1248 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1249 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1250 |
+ |
|
1251 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1252 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1253 |
+ |
final Noop r = new Noop(); |
1254 |
+ |
|
1255 |
+ |
g.complete(v2); |
1256 |
+ |
f.complete(v1); |
1257 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1258 |
+ |
|
1259 |
+ |
checkCompletedNormally(h, null); |
1260 |
+ |
assertTrue(r.ran); |
1261 |
+ |
checkCompletedNormally(f, v1); |
1262 |
+ |
checkCompletedNormally(g, v2); |
1263 |
+ |
} |
1264 |
+ |
} |
1265 |
+ |
|
1266 |
+ |
public void testRunAfterBoth_normalCompletion4() { |
1267 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1268 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1269 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1270 |
+ |
|
1271 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1272 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1273 |
+ |
final Noop r = new Noop(); |
1274 |
+ |
|
1275 |
+ |
f.complete(v1); |
1276 |
+ |
g.complete(v2); |
1277 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1278 |
+ |
|
1279 |
+ |
checkCompletedNormally(h, null); |
1280 |
+ |
assertTrue(r.ran); |
1281 |
+ |
checkCompletedNormally(f, v1); |
1282 |
+ |
checkCompletedNormally(g, v2); |
1283 |
+ |
} |
1284 |
+ |
} |
1285 |
+ |
|
1286 |
+ |
/** |
1287 |
+ |
* runAfterBoth result completes exceptionally after exceptional |
1288 |
+ |
* completion of either source |
1289 |
+ |
*/ |
1290 |
+ |
public void testRunAfterBoth_exceptionalCompletion1() { |
1291 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1292 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1293 |
+ |
|
1294 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1295 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1296 |
+ |
final Noop r = new Noop(); |
1297 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1298 |
+ |
final CFException ex = new CFException(); |
1299 |
+ |
|
1300 |
+ |
f.completeExceptionally(ex); |
1301 |
+ |
checkIncomplete(h); |
1302 |
+ |
g.complete(v1); |
1303 |
+ |
|
1304 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1305 |
+ |
checkCompletedWithWrappedCFException(f, ex); |
1306 |
+ |
assertFalse(r.ran); |
1307 |
+ |
checkCompletedNormally(g, v1); |
1308 |
+ |
} |
1309 |
+ |
} |
1310 |
+ |
|
1311 |
+ |
public void testRunAfterBoth_exceptionalCompletion2() { |
1312 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1313 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1314 |
+ |
|
1315 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1316 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1317 |
+ |
final Noop r = new Noop(); |
1318 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1319 |
+ |
final CFException ex = new CFException(); |
1320 |
+ |
|
1321 |
+ |
g.completeExceptionally(ex); |
1322 |
+ |
checkIncomplete(h); |
1323 |
+ |
f.complete(v1); |
1324 |
+ |
|
1325 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1326 |
+ |
checkCompletedWithWrappedCFException(g, ex); |
1327 |
+ |
assertFalse(r.ran); |
1328 |
+ |
checkCompletedNormally(f, v1); |
1329 |
+ |
} |
1330 |
+ |
} |
1331 |
+ |
|
1332 |
+ |
public void testRunAfterBoth_exceptionalCompletion3() { |
1333 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1334 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1335 |
+ |
|
1336 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1337 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1338 |
+ |
final Noop r = new Noop(); |
1339 |
+ |
final CFException ex = new CFException(); |
1340 |
+ |
|
1341 |
+ |
g.completeExceptionally(ex); |
1342 |
+ |
f.complete(v1); |
1343 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1344 |
+ |
|
1345 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1346 |
+ |
checkCompletedWithWrappedCFException(g, ex); |
1347 |
+ |
assertFalse(r.ran); |
1348 |
+ |
checkCompletedNormally(f, v1); |
1349 |
+ |
} |
1350 |
+ |
} |
1351 |
+ |
|
1352 |
+ |
public void testRunAfterBoth_exceptionalCompletion4() { |
1353 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1354 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1355 |
+ |
|
1356 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1357 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1358 |
+ |
final Noop r = new Noop(); |
1359 |
+ |
final CFException ex = new CFException(); |
1360 |
+ |
|
1361 |
+ |
f.completeExceptionally(ex); |
1362 |
+ |
g.complete(v1); |
1363 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1364 |
+ |
|
1365 |
+ |
checkCompletedWithWrappedCFException(h, ex); |
1366 |
+ |
checkCompletedWithWrappedCFException(f, ex); |
1367 |
+ |
assertFalse(r.ran); |
1368 |
+ |
checkCompletedNormally(g, v1); |
1369 |
+ |
} |
1370 |
+ |
} |
1371 |
+ |
|
1372 |
+ |
/** |
1373 |
+ |
* runAfterBoth result completes exceptionally if action does |
1374 |
+ |
*/ |
1375 |
+ |
public void testRunAfterBoth_actionFailed1() { |
1376 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1377 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1378 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1379 |
+ |
|
1380 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1381 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1382 |
+ |
final FailingNoop r = new FailingNoop(); |
1383 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1384 |
+ |
|
1385 |
+ |
f.complete(v1); |
1386 |
+ |
checkIncomplete(h); |
1387 |
+ |
g.complete(v2); |
1388 |
+ |
|
1389 |
+ |
checkCompletedWithWrappedCFException(h); |
1390 |
+ |
checkCompletedNormally(f, v1); |
1391 |
+ |
checkCompletedNormally(g, v2); |
1392 |
+ |
} |
1393 |
+ |
} |
1394 |
+ |
|
1395 |
+ |
public void testRunAfterBoth_actionFailed2() { |
1396 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1397 |
+ |
for (Integer v1 : new Integer[] { 1, null }) |
1398 |
+ |
for (Integer v2 : new Integer[] { 2, null }) { |
1399 |
+ |
|
1400 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1401 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1402 |
+ |
final FailingNoop r = new FailingNoop(); |
1403 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1404 |
+ |
|
1405 |
+ |
g.complete(v2); |
1406 |
+ |
checkIncomplete(h); |
1407 |
+ |
f.complete(v1); |
1408 |
+ |
|
1409 |
+ |
checkCompletedWithWrappedCFException(h); |
1410 |
+ |
checkCompletedNormally(f, v1); |
1411 |
+ |
checkCompletedNormally(g, v2); |
1412 |
+ |
} |
1413 |
+ |
} |
1414 |
+ |
|
1415 |
+ |
/** |
1416 |
+ |
* runAfterBoth result completes exceptionally if either source cancelled |
1417 |
+ |
*/ |
1418 |
+ |
public void testRunAfterBoth_sourceCancelled1() { |
1419 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1420 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1421 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1422 |
+ |
|
1423 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1424 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1425 |
+ |
final Noop r = new Noop(); |
1426 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1427 |
+ |
|
1428 |
+ |
assertTrue(f.cancel(mayInterruptIfRunning)); |
1429 |
+ |
checkIncomplete(h); |
1430 |
+ |
g.complete(v1); |
1431 |
+ |
|
1432 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1433 |
+ |
checkCancelled(f); |
1434 |
+ |
assertFalse(r.ran); |
1435 |
+ |
checkCompletedNormally(g, v1); |
1436 |
+ |
} |
1437 |
+ |
} |
1438 |
+ |
|
1439 |
+ |
public void testRunAfterBoth_sourceCancelled2() { |
1440 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1441 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1442 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1443 |
+ |
|
1444 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1445 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1446 |
+ |
final Noop r = new Noop(); |
1447 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1448 |
+ |
|
1449 |
+ |
assertTrue(g.cancel(mayInterruptIfRunning)); |
1450 |
+ |
checkIncomplete(h); |
1451 |
+ |
f.complete(v1); |
1452 |
+ |
|
1453 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1454 |
+ |
checkCancelled(g); |
1455 |
+ |
assertFalse(r.ran); |
1456 |
+ |
checkCompletedNormally(f, v1); |
1457 |
+ |
} |
1458 |
+ |
} |
1459 |
+ |
|
1460 |
+ |
public void testRunAfterBoth_sourceCancelled3() { |
1461 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1462 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1463 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1464 |
+ |
|
1465 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1466 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1467 |
+ |
final Noop r = new Noop(); |
1468 |
+ |
|
1469 |
+ |
assertTrue(g.cancel(mayInterruptIfRunning)); |
1470 |
+ |
f.complete(v1); |
1471 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1472 |
+ |
|
1473 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1474 |
+ |
checkCancelled(g); |
1475 |
+ |
assertFalse(r.ran); |
1476 |
+ |
checkCompletedNormally(f, v1); |
1477 |
+ |
} |
1478 |
+ |
} |
1479 |
+ |
|
1480 |
+ |
public void testRunAfterBoth_sourceCancelled4() { |
1481 |
+ |
for (ExecutionMode m : ExecutionMode.values()) |
1482 |
+ |
for (boolean mayInterruptIfRunning : new boolean[] { true, false }) |
1483 |
+ |
for (Integer v1 : new Integer[] { 1, null }) { |
1484 |
+ |
|
1485 |
+ |
final CompletableFuture<Integer> f = new CompletableFuture<>(); |
1486 |
+ |
final CompletableFuture<Integer> g = new CompletableFuture<>(); |
1487 |
+ |
final Noop r = new Noop(); |
1488 |
+ |
|
1489 |
+ |
assertTrue(f.cancel(mayInterruptIfRunning)); |
1490 |
+ |
g.complete(v1); |
1491 |
+ |
final CompletableFuture<Void> h = m.runAfterBoth(f, g, r); |
1492 |
+ |
|
1493 |
+ |
checkCompletedWithWrappedCancellationException(h); |
1494 |
+ |
checkCancelled(f); |
1495 |
+ |
assertFalse(r.ran); |
1496 |
+ |
checkCompletedNormally(g, v1); |
1497 |
+ |
} |
1498 |
+ |
} |
1499 |
+ |
|
1500 |
+ |
/** |
1501 |
+ |
* applyToEither result completes normally after normal completion |
1502 |
+ |
* of either source |
1503 |
+ |
*/ |
1504 |
+ |
public void testApplyToEither() { |
1505 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1506 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1507 |
+ |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1508 |
+ |
f.complete(one); |
1509 |
+ |
checkCompletedNormally(g, two); |
1510 |
+ |
f2.complete(one); |
1511 |
+ |
checkCompletedNormally(g, two); |
1512 |
+ |
|
1513 |
+ |
f = new CompletableFuture<>(); |
1514 |
+ |
f.complete(one); |
1515 |
+ |
f2 = new CompletableFuture<>(); |
1516 |
+ |
g = f.applyToEither(f2, inc); |
1517 |
+ |
checkCompletedNormally(g, two); |
1518 |
+ |
} |
1519 |
+ |
|
1520 |
+ |
/** |
1521 |
+ |
* applyToEither result completes exceptionally after exceptional |
1522 |
+ |
* completion of either source |
1523 |
+ |
*/ |
1524 |
+ |
public void testApplyToEither2() { |
1525 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1526 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1527 |
+ |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1528 |
+ |
f.completeExceptionally(new CFException()); |
1529 |
+ |
f2.complete(one); |
1530 |
+ |
checkCompletedWithWrappedCFException(g); |
1531 |
+ |
|
1532 |
+ |
f = new CompletableFuture<>(); |
1533 |
+ |
f2 = new CompletableFuture<>(); |
1534 |
+ |
f2.completeExceptionally(new CFException()); |
1535 |
+ |
g = f.applyToEither(f2, inc); |
1536 |
+ |
checkCompletedWithWrappedCFException(g); |
1537 |
+ |
} |
1538 |
+ |
|
1539 |
+ |
/** |
1540 |
+ |
* applyToEither result completes exceptionally if action does |
1541 |
+ |
*/ |
1542 |
+ |
public void testApplyToEither3() { |
1543 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1544 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1545 |
+ |
FailingFunction r = new FailingFunction(); |
1546 |
+ |
CompletableFuture<Integer> g = f.applyToEither(f2, r); |
1547 |
+ |
f2.complete(two); |
1548 |
+ |
checkCompletedWithWrappedCFException(g); |
1549 |
+ |
} |
1550 |
+ |
|
1551 |
+ |
/** |
1552 |
+ |
* applyToEither result completes exceptionally if either source cancelled |
1553 |
+ |
*/ |
1554 |
+ |
public void testApplyToEither4() { |
1555 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1556 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1557 |
+ |
CompletableFuture<Integer> g = f.applyToEither(f2, inc); |
1558 |
+ |
assertTrue(f.cancel(true)); |
1559 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1560 |
+ |
f = new CompletableFuture<>(); |
1561 |
+ |
f2 = new CompletableFuture<>(); |
1562 |
+ |
assertTrue(f2.cancel(true)); |
1563 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1564 |
+ |
} |
1565 |
+ |
|
1566 |
+ |
/** |
1567 |
+ |
* acceptEither result completes normally after normal completion |
1568 |
+ |
* of either source |
1569 |
+ |
*/ |
1570 |
+ |
public void testAcceptEither() { |
1571 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1572 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1573 |
+ |
IncAction r = new IncAction(); |
1574 |
+ |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1575 |
+ |
f.complete(one); |
1576 |
+ |
checkCompletedNormally(g, null); |
1577 |
+ |
f2.complete(one); |
1578 |
+ |
checkCompletedNormally(g, null); |
1579 |
+ |
assertEquals(r.value, 2); |
1580 |
+ |
|
1581 |
+ |
r = new IncAction(); |
1582 |
+ |
f = new CompletableFuture<>(); |
1583 |
+ |
f.complete(one); |
1584 |
+ |
f2 = new CompletableFuture<>(); |
1585 |
+ |
g = f.acceptEither(f2, r); |
1586 |
+ |
checkCompletedNormally(g, null); |
1587 |
+ |
assertEquals(r.value, 2); |
1588 |
+ |
} |
1589 |
+ |
|
1590 |
+ |
/** |
1591 |
+ |
* acceptEither result completes exceptionally after exceptional |
1592 |
+ |
* completion of either source |
1593 |
+ |
*/ |
1594 |
+ |
public void testAcceptEither2() { |
1595 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1596 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1597 |
+ |
IncAction r = new IncAction(); |
1598 |
+ |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1599 |
+ |
f.completeExceptionally(new CFException()); |
1600 |
+ |
f2.complete(one); |
1601 |
+ |
checkCompletedWithWrappedCFException(g); |
1602 |
+ |
|
1603 |
+ |
r = new IncAction(); |
1604 |
+ |
f = new CompletableFuture<>(); |
1605 |
+ |
f2 = new CompletableFuture<>(); |
1606 |
+ |
f2.completeExceptionally(new CFException()); |
1607 |
+ |
g = f.acceptEither(f2, r); |
1608 |
+ |
checkCompletedWithWrappedCFException(g); |
1609 |
+ |
} |
1610 |
+ |
|
1611 |
+ |
/** |
1612 |
+ |
* acceptEither result completes exceptionally if action does |
1613 |
+ |
*/ |
1614 |
+ |
public void testAcceptEither3() { |
1615 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1616 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1617 |
+ |
FailingConsumer r = new FailingConsumer(); |
1618 |
+ |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1619 |
+ |
f2.complete(two); |
1620 |
+ |
checkCompletedWithWrappedCFException(g); |
1621 |
+ |
} |
1622 |
+ |
|
1623 |
+ |
/** |
1624 |
+ |
* acceptEither result completes exceptionally if either source cancelled |
1625 |
+ |
*/ |
1626 |
+ |
public void testAcceptEither4() { |
1627 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1628 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1629 |
+ |
IncAction r = new IncAction(); |
1630 |
+ |
CompletableFuture<Void> g = f.acceptEither(f2, r); |
1631 |
+ |
assertTrue(f.cancel(true)); |
1632 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1633 |
+ |
f = new CompletableFuture<>(); |
1634 |
+ |
f2 = new CompletableFuture<>(); |
1635 |
+ |
assertTrue(f2.cancel(true)); |
1636 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1637 |
+ |
} |
1638 |
+ |
|
1639 |
+ |
/** |
1640 |
+ |
* runAfterEither result completes normally after normal completion |
1641 |
+ |
* of either source |
1642 |
+ |
*/ |
1643 |
+ |
public void testRunAfterEither() { |
1644 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1645 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1646 |
+ |
Noop r = new Noop(); |
1647 |
+ |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1648 |
+ |
f.complete(one); |
1649 |
+ |
checkCompletedNormally(g, null); |
1650 |
+ |
f2.complete(one); |
1651 |
+ |
checkCompletedNormally(g, null); |
1652 |
+ |
assertTrue(r.ran); |
1653 |
+ |
|
1654 |
+ |
r = new Noop(); |
1655 |
+ |
f = new CompletableFuture<>(); |
1656 |
+ |
f.complete(one); |
1657 |
+ |
f2 = new CompletableFuture<>(); |
1658 |
+ |
g = f.runAfterEither(f2, r); |
1659 |
+ |
checkCompletedNormally(g, null); |
1660 |
+ |
assertTrue(r.ran); |
1661 |
+ |
} |
1662 |
+ |
|
1663 |
+ |
/** |
1664 |
+ |
* runAfterEither result completes exceptionally after exceptional |
1665 |
+ |
* completion of either source |
1666 |
+ |
*/ |
1667 |
+ |
public void testRunAfterEither2() { |
1668 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1669 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1670 |
+ |
Noop r = new Noop(); |
1671 |
+ |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1672 |
+ |
f.completeExceptionally(new CFException()); |
1673 |
+ |
f2.complete(one); |
1674 |
+ |
checkCompletedWithWrappedCFException(g); |
1675 |
+ |
|
1676 |
+ |
r = new Noop(); |
1677 |
+ |
f = new CompletableFuture<>(); |
1678 |
+ |
f2 = new CompletableFuture<>(); |
1679 |
+ |
f2.completeExceptionally(new CFException()); |
1680 |
+ |
g = f.runAfterEither(f2, r); |
1681 |
+ |
checkCompletedWithWrappedCFException(g); |
1682 |
+ |
} |
1683 |
+ |
|
1684 |
+ |
/** |
1685 |
+ |
* runAfterEither result completes exceptionally if action does |
1686 |
+ |
*/ |
1687 |
+ |
public void testRunAfterEither3() { |
1688 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1689 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1690 |
+ |
FailingNoop r = new FailingNoop(); |
1691 |
+ |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1692 |
+ |
f2.complete(two); |
1693 |
+ |
checkCompletedWithWrappedCFException(g); |
1694 |
+ |
} |
1695 |
+ |
|
1696 |
+ |
/** |
1697 |
+ |
* runAfterEither result completes exceptionally if either source cancelled |
1698 |
+ |
*/ |
1699 |
+ |
public void testRunAfterEither4() { |
1700 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1701 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
1702 |
+ |
Noop r = new Noop(); |
1703 |
+ |
CompletableFuture<Void> g = f.runAfterEither(f2, r); |
1704 |
+ |
assertTrue(f.cancel(true)); |
1705 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1706 |
+ |
f = new CompletableFuture<>(); |
1707 |
+ |
f2 = new CompletableFuture<>(); |
1708 |
+ |
assertTrue(f2.cancel(true)); |
1709 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1710 |
+ |
} |
1711 |
+ |
|
1712 |
+ |
/** |
1713 |
+ |
* thenCompose result completes normally after normal completion of source |
1714 |
+ |
*/ |
1715 |
+ |
public void testThenCompose() { |
1716 |
+ |
CompletableFuture<Integer> f, g; |
1717 |
+ |
CompletableFutureInc r; |
1718 |
+ |
|
1719 |
+ |
f = new CompletableFuture<>(); |
1720 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1721 |
+ |
f.complete(one); |
1722 |
+ |
checkCompletedNormally(g, two); |
1723 |
+ |
assertTrue(r.ran); |
1724 |
+ |
|
1725 |
+ |
f = new CompletableFuture<>(); |
1726 |
+ |
f.complete(one); |
1727 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1728 |
+ |
checkCompletedNormally(g, two); |
1729 |
+ |
assertTrue(r.ran); |
1730 |
+ |
} |
1731 |
+ |
|
1732 |
+ |
/** |
1733 |
+ |
* thenCompose result completes exceptionally after exceptional |
1734 |
+ |
* completion of source |
1735 |
+ |
*/ |
1736 |
+ |
public void testThenCompose2() { |
1737 |
+ |
CompletableFuture<Integer> f, g; |
1738 |
+ |
CompletableFutureInc r; |
1739 |
+ |
|
1740 |
+ |
f = new CompletableFuture<>(); |
1741 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1742 |
+ |
f.completeExceptionally(new CFException()); |
1743 |
+ |
checkCompletedWithWrappedCFException(g); |
1744 |
+ |
|
1745 |
+ |
f = new CompletableFuture<>(); |
1746 |
+ |
f.completeExceptionally(new CFException()); |
1747 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1748 |
+ |
checkCompletedWithWrappedCFException(g); |
1749 |
+ |
} |
1750 |
+ |
|
1751 |
+ |
/** |
1752 |
+ |
* thenCompose result completes exceptionally if action does |
1753 |
+ |
*/ |
1754 |
+ |
public void testThenCompose3() { |
1755 |
+ |
CompletableFuture<Integer> f, g; |
1756 |
+ |
FailingCompletableFutureFunction r; |
1757 |
+ |
|
1758 |
+ |
f = new CompletableFuture<>(); |
1759 |
+ |
g = f.thenCompose(r = new FailingCompletableFutureFunction()); |
1760 |
+ |
f.complete(one); |
1761 |
+ |
checkCompletedWithWrappedCFException(g); |
1762 |
+ |
|
1763 |
+ |
f = new CompletableFuture<>(); |
1764 |
+ |
f.complete(one); |
1765 |
+ |
g = f.thenCompose(r = new FailingCompletableFutureFunction()); |
1766 |
+ |
checkCompletedWithWrappedCFException(g); |
1767 |
+ |
} |
1768 |
+ |
|
1769 |
+ |
/** |
1770 |
+ |
* thenCompose result completes exceptionally if source cancelled |
1771 |
+ |
*/ |
1772 |
+ |
public void testThenCompose4() { |
1773 |
+ |
CompletableFuture<Integer> f, g; |
1774 |
+ |
CompletableFutureInc r; |
1775 |
+ |
|
1776 |
+ |
f = new CompletableFuture<>(); |
1777 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1778 |
+ |
assertTrue(f.cancel(true)); |
1779 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1780 |
+ |
|
1781 |
+ |
f = new CompletableFuture<>(); |
1782 |
+ |
assertTrue(f.cancel(true)); |
1783 |
+ |
g = f.thenCompose(r = new CompletableFutureInc()); |
1784 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1785 |
+ |
} |
1786 |
+ |
|
1787 |
+ |
// asyncs |
1788 |
+ |
|
1789 |
+ |
/** |
1790 |
+ |
* thenRunAsync result completes normally after normal completion of source |
1791 |
+ |
*/ |
1792 |
+ |
public void testThenRunAsync() { |
1793 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1794 |
+ |
Noop r = new Noop(); |
1795 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1796 |
+ |
f.complete(null); |
1797 |
+ |
checkCompletedNormally(g, null); |
1798 |
+ |
|
1799 |
+ |
// reordered version |
1800 |
+ |
f = new CompletableFuture<>(); |
1801 |
+ |
f.complete(null); |
1802 |
+ |
r = new Noop(); |
1803 |
+ |
g = f.thenRunAsync(r); |
1804 |
+ |
checkCompletedNormally(g, null); |
1805 |
+ |
} |
1806 |
+ |
|
1807 |
+ |
/** |
1808 |
+ |
* thenRunAsync result completes exceptionally after exceptional |
1809 |
+ |
* completion of source |
1810 |
+ |
*/ |
1811 |
+ |
public void testThenRunAsync2() { |
1812 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1813 |
+ |
Noop r = new Noop(); |
1814 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1815 |
+ |
f.completeExceptionally(new CFException()); |
1816 |
+ |
try { |
1817 |
+ |
g.join(); |
1818 |
+ |
shouldThrow(); |
1819 |
+ |
} catch (CompletionException success) {} |
1820 |
+ |
checkCompletedWithWrappedCFException(g); |
1821 |
+ |
} |
1822 |
+ |
|
1823 |
+ |
/** |
1824 |
+ |
* thenRunAsync result completes exceptionally if action does |
1825 |
+ |
*/ |
1826 |
+ |
public void testThenRunAsync3() { |
1827 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1828 |
+ |
FailingNoop r = new FailingNoop(); |
1829 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1830 |
+ |
f.complete(null); |
1831 |
+ |
checkCompletedWithWrappedCFException(g); |
1832 |
+ |
} |
1833 |
+ |
|
1834 |
+ |
/** |
1835 |
+ |
* thenRunAsync result completes exceptionally if source cancelled |
1836 |
+ |
*/ |
1837 |
+ |
public void testThenRunAsync4() { |
1838 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1839 |
+ |
Noop r = new Noop(); |
1840 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r); |
1841 |
+ |
assertTrue(f.cancel(true)); |
1842 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1843 |
+ |
} |
1844 |
+ |
|
1845 |
+ |
/** |
1846 |
+ |
* thenApplyAsync result completes normally after normal completion of source |
1847 |
+ |
*/ |
1848 |
+ |
public void testThenApplyAsync() { |
1849 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1850 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1851 |
+ |
f.complete(one); |
1852 |
+ |
checkCompletedNormally(g, two); |
1853 |
+ |
} |
1854 |
+ |
|
1855 |
+ |
/** |
1856 |
+ |
* thenApplyAsync result completes exceptionally after exceptional |
1857 |
+ |
* completion of source |
1858 |
+ |
*/ |
1859 |
+ |
public void testThenApplyAsync2() { |
1860 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1861 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1862 |
+ |
f.completeExceptionally(new CFException()); |
1863 |
+ |
checkCompletedWithWrappedCFException(g); |
1864 |
+ |
} |
1865 |
+ |
|
1866 |
+ |
/** |
1867 |
+ |
* thenApplyAsync result completes exceptionally if action does |
1868 |
+ |
*/ |
1869 |
+ |
public void testThenApplyAsync3() { |
1870 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1871 |
+ |
FailingFunction r = new FailingFunction(); |
1872 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(r); |
1873 |
+ |
f.complete(null); |
1874 |
+ |
checkCompletedWithWrappedCFException(g); |
1875 |
+ |
} |
1876 |
+ |
|
1877 |
+ |
/** |
1878 |
+ |
* thenApplyAsync result completes exceptionally if source cancelled |
1879 |
+ |
*/ |
1880 |
+ |
public void testThenApplyAsync4() { |
1881 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1882 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc); |
1883 |
+ |
assertTrue(f.cancel(true)); |
1884 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1885 |
+ |
} |
1886 |
+ |
|
1887 |
+ |
/** |
1888 |
+ |
* thenAcceptAsync result completes normally after normal |
1889 |
+ |
* completion of source |
1890 |
+ |
*/ |
1891 |
+ |
public void testThenAcceptAsync() { |
1892 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1893 |
+ |
IncAction r = new IncAction(); |
1894 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1895 |
+ |
f.complete(one); |
1896 |
+ |
checkCompletedNormally(g, null); |
1897 |
+ |
assertEquals(r.value, 2); |
1898 |
+ |
} |
1899 |
+ |
|
1900 |
+ |
/** |
1901 |
+ |
* thenAcceptAsync result completes exceptionally after exceptional |
1902 |
+ |
* completion of source |
1903 |
+ |
*/ |
1904 |
+ |
public void testThenAcceptAsync2() { |
1905 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1906 |
+ |
IncAction r = new IncAction(); |
1907 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1908 |
+ |
f.completeExceptionally(new CFException()); |
1909 |
+ |
checkCompletedWithWrappedCFException(g); |
1910 |
+ |
} |
1911 |
+ |
|
1912 |
+ |
/** |
1913 |
+ |
* thenAcceptAsync result completes exceptionally if action does |
1914 |
+ |
*/ |
1915 |
+ |
public void testThenAcceptAsync3() { |
1916 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1917 |
+ |
FailingConsumer r = new FailingConsumer(); |
1918 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1919 |
+ |
f.complete(null); |
1920 |
+ |
checkCompletedWithWrappedCFException(g); |
1921 |
+ |
} |
1922 |
+ |
|
1923 |
+ |
/** |
1924 |
+ |
* thenAcceptAsync result completes exceptionally if source cancelled |
1925 |
+ |
*/ |
1926 |
+ |
public void testThenAcceptAsync4() { |
1927 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
1928 |
+ |
IncAction r = new IncAction(); |
1929 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r); |
1930 |
+ |
assertTrue(f.cancel(true)); |
1931 |
+ |
checkCompletedWithWrappedCancellationException(g); |
1932 |
+ |
} |
1933 |
+ |
|
1934 |
+ |
/** |
1935 |
+ |
* thenCombineAsync result completes normally after normal |
1936 |
+ |
* completion of sources |
1937 |
+ |
*/ |
1938 |
+ |
public void testThenCombineAsync() { |
1939 |
+ |
CompletableFuture<Integer> f, g, h; |
1940 |
+ |
|
1941 |
+ |
f = new CompletableFuture<>(); |
1942 |
+ |
g = new CompletableFuture<>(); |
1943 |
+ |
h = f.thenCombineAsync(g, subtract); |
1944 |
+ |
f.complete(3); |
1945 |
+ |
checkIncomplete(h); |
1946 |
+ |
g.complete(1); |
1947 |
+ |
checkCompletedNormally(h, 2); |
1948 |
+ |
|
1949 |
+ |
f = new CompletableFuture<>(); |
1950 |
+ |
g = new CompletableFuture<>(); |
1951 |
+ |
h = f.thenCombineAsync(g, subtract); |
1952 |
+ |
g.complete(1); |
1953 |
+ |
checkIncomplete(h); |
1954 |
+ |
f.complete(3); |
1955 |
+ |
checkCompletedNormally(h, 2); |
1956 |
+ |
|
1957 |
+ |
f = new CompletableFuture<>(); |
1958 |
+ |
g = new CompletableFuture<>(); |
1959 |
+ |
g.complete(1); |
1960 |
+ |
f.complete(3); |
1961 |
+ |
h = f.thenCombineAsync(g, subtract); |
1962 |
+ |
checkCompletedNormally(h, 2); |
1963 |
+ |
} |
1964 |
+ |
|
1965 |
+ |
/** |
1966 |
+ |
* thenCombineAsync result completes exceptionally after exceptional |
1967 |
+ |
* completion of either source |
1968 |
+ |
*/ |
1969 |
+ |
public void testThenCombineAsync2() { |
1970 |
+ |
CompletableFuture<Integer> f, g, h; |
1971 |
+ |
|
1972 |
+ |
f = new CompletableFuture<>(); |
1973 |
+ |
g = new CompletableFuture<>(); |
1974 |
+ |
h = f.thenCombineAsync(g, subtract); |
1975 |
+ |
f.completeExceptionally(new CFException()); |
1976 |
+ |
checkIncomplete(h); |
1977 |
+ |
g.complete(1); |
1978 |
+ |
checkCompletedWithWrappedCFException(h); |
1979 |
+ |
|
1980 |
+ |
f = new CompletableFuture<>(); |
1981 |
+ |
g = new CompletableFuture<>(); |
1982 |
+ |
h = f.thenCombineAsync(g, subtract); |
1983 |
+ |
g.completeExceptionally(new CFException()); |
1984 |
+ |
checkIncomplete(h); |
1985 |
+ |
f.complete(3); |
1986 |
+ |
checkCompletedWithWrappedCFException(h); |
1987 |
+ |
|
1988 |
+ |
f = new CompletableFuture<>(); |
1989 |
+ |
g = new CompletableFuture<>(); |
1990 |
+ |
g.completeExceptionally(new CFException()); |
1991 |
+ |
f.complete(3); |
1992 |
+ |
h = f.thenCombineAsync(g, subtract); |
1993 |
+ |
checkCompletedWithWrappedCFException(h); |
1994 |
+ |
} |
1995 |
+ |
|
1996 |
+ |
/** |
1997 |
+ |
* thenCombineAsync result completes exceptionally if action does |
1998 |
+ |
*/ |
1999 |
+ |
public void testThenCombineAsync3() { |
2000 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2001 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2002 |
+ |
FailingBiFunction r = new FailingBiFunction(); |
2003 |
+ |
CompletableFuture<Integer> g = f.thenCombineAsync(f2, r); |
2004 |
+ |
f.complete(one); |
2005 |
+ |
checkIncomplete(g); |
2006 |
+ |
assertFalse(r.ran); |
2007 |
+ |
f2.complete(two); |
2008 |
+ |
checkCompletedWithWrappedCFException(g); |
2009 |
+ |
assertTrue(r.ran); |
2010 |
+ |
} |
2011 |
+ |
|
2012 |
+ |
/** |
2013 |
+ |
* thenCombineAsync result completes exceptionally if either source cancelled |
2014 |
+ |
*/ |
2015 |
+ |
public void testThenCombineAsync4() { |
2016 |
+ |
CompletableFuture<Integer> f, g, h; |
2017 |
+ |
|
2018 |
+ |
f = new CompletableFuture<>(); |
2019 |
+ |
g = new CompletableFuture<>(); |
2020 |
+ |
h = f.thenCombineAsync(g, subtract); |
2021 |
+ |
assertTrue(f.cancel(true)); |
2022 |
+ |
checkIncomplete(h); |
2023 |
+ |
g.complete(1); |
2024 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2025 |
+ |
|
2026 |
+ |
f = new CompletableFuture<>(); |
2027 |
+ |
g = new CompletableFuture<>(); |
2028 |
+ |
h = f.thenCombineAsync(g, subtract); |
2029 |
+ |
assertTrue(g.cancel(true)); |
2030 |
+ |
checkIncomplete(h); |
2031 |
+ |
f.complete(3); |
2032 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2033 |
+ |
|
2034 |
+ |
f = new CompletableFuture<>(); |
2035 |
+ |
g = new CompletableFuture<>(); |
2036 |
+ |
g.complete(3); |
2037 |
+ |
assertTrue(f.cancel(true)); |
2038 |
+ |
h = f.thenCombineAsync(g, subtract); |
2039 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2040 |
+ |
|
2041 |
+ |
f = new CompletableFuture<>(); |
2042 |
+ |
g = new CompletableFuture<>(); |
2043 |
+ |
f.complete(3); |
2044 |
+ |
assertTrue(g.cancel(true)); |
2045 |
+ |
h = f.thenCombineAsync(g, subtract); |
2046 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2047 |
+ |
} |
2048 |
+ |
|
2049 |
+ |
/** |
2050 |
+ |
* applyToEitherAsync result completes normally after normal |
2051 |
+ |
* completion of sources |
2052 |
+ |
*/ |
2053 |
+ |
public void testApplyToEitherAsync() { |
2054 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2055 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2056 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
2057 |
+ |
f.complete(one); |
2058 |
+ |
checkCompletedNormally(g, two); |
2059 |
+ |
|
2060 |
+ |
f = new CompletableFuture<>(); |
2061 |
+ |
f.complete(one); |
2062 |
+ |
f2 = new CompletableFuture<>(); |
2063 |
+ |
g = f.applyToEitherAsync(f2, inc); |
2064 |
+ |
checkCompletedNormally(g, two); |
2065 |
+ |
} |
2066 |
+ |
|
2067 |
+ |
/** |
2068 |
+ |
* applyToEitherAsync result completes exceptionally after exceptional |
2069 |
+ |
* completion of source |
2070 |
+ |
*/ |
2071 |
+ |
public void testApplyToEitherAsync2() { |
2072 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2073 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2074 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
2075 |
+ |
f.completeExceptionally(new CFException()); |
2076 |
+ |
checkCompletedWithWrappedCFException(g); |
2077 |
+ |
|
2078 |
+ |
f = new CompletableFuture<>(); |
2079 |
+ |
f2 = new CompletableFuture<>(); |
2080 |
+ |
f2.completeExceptionally(new CFException()); |
2081 |
+ |
g = f.applyToEitherAsync(f2, inc); |
2082 |
+ |
f.complete(one); |
2083 |
+ |
checkCompletedWithWrappedCFException(g); |
2084 |
+ |
} |
2085 |
+ |
|
2086 |
+ |
/** |
2087 |
+ |
* applyToEitherAsync result completes exceptionally if action does |
2088 |
+ |
*/ |
2089 |
+ |
public void testApplyToEitherAsync3() { |
2090 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2091 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2092 |
+ |
FailingFunction r = new FailingFunction(); |
2093 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r); |
2094 |
+ |
f.complete(one); |
2095 |
+ |
checkCompletedWithWrappedCFException(g); |
2096 |
+ |
} |
2097 |
+ |
|
2098 |
+ |
/** |
2099 |
+ |
* applyToEitherAsync result completes exceptionally if either source cancelled |
2100 |
+ |
*/ |
2101 |
+ |
public void testApplyToEitherAsync4() { |
2102 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2103 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2104 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc); |
2105 |
+ |
assertTrue(f.cancel(true)); |
2106 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2107 |
+ |
|
2108 |
+ |
f = new CompletableFuture<>(); |
2109 |
+ |
f2 = new CompletableFuture<>(); |
2110 |
+ |
assertTrue(f2.cancel(true)); |
2111 |
+ |
g = f.applyToEitherAsync(f2, inc); |
2112 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2113 |
+ |
} |
2114 |
+ |
|
2115 |
+ |
/** |
2116 |
+ |
* acceptEitherAsync result completes normally after normal |
2117 |
+ |
* completion of sources |
2118 |
+ |
*/ |
2119 |
+ |
public void testAcceptEitherAsync() { |
2120 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2121 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2122 |
+ |
IncAction r = new IncAction(); |
2123 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
2124 |
+ |
f.complete(one); |
2125 |
+ |
checkCompletedNormally(g, null); |
2126 |
+ |
assertEquals(r.value, 2); |
2127 |
+ |
|
2128 |
+ |
r = new IncAction(); |
2129 |
+ |
f = new CompletableFuture<>(); |
2130 |
+ |
f.complete(one); |
2131 |
+ |
f2 = new CompletableFuture<>(); |
2132 |
+ |
g = f.acceptEitherAsync(f2, r); |
2133 |
+ |
checkCompletedNormally(g, null); |
2134 |
+ |
assertEquals(r.value, 2); |
2135 |
+ |
} |
2136 |
+ |
|
2137 |
+ |
/** |
2138 |
+ |
* acceptEitherAsync result completes exceptionally after exceptional |
2139 |
+ |
* completion of source |
2140 |
+ |
*/ |
2141 |
+ |
public void testAcceptEitherAsync2() { |
2142 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2143 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2144 |
+ |
IncAction r = new IncAction(); |
2145 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
2146 |
+ |
f.completeExceptionally(new CFException()); |
2147 |
+ |
checkCompletedWithWrappedCFException(g); |
2148 |
+ |
|
2149 |
+ |
r = new IncAction(); |
2150 |
+ |
f = new CompletableFuture<>(); |
2151 |
+ |
f2 = new CompletableFuture<>(); |
2152 |
+ |
f2.completeExceptionally(new CFException()); |
2153 |
+ |
g = f.acceptEitherAsync(f2, r); |
2154 |
+ |
f.complete(one); |
2155 |
+ |
checkCompletedWithWrappedCFException(g); |
2156 |
+ |
} |
2157 |
+ |
|
2158 |
+ |
/** |
2159 |
+ |
* acceptEitherAsync result completes exceptionally if action does |
2160 |
+ |
*/ |
2161 |
+ |
public void testAcceptEitherAsync3() { |
2162 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2163 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2164 |
+ |
FailingConsumer r = new FailingConsumer(); |
2165 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
2166 |
+ |
f.complete(one); |
2167 |
+ |
checkCompletedWithWrappedCFException(g); |
2168 |
+ |
} |
2169 |
+ |
|
2170 |
+ |
/** |
2171 |
+ |
* acceptEitherAsync result completes exceptionally if either |
2172 |
+ |
* source cancelled |
2173 |
+ |
*/ |
2174 |
+ |
public void testAcceptEitherAsync4() { |
2175 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2176 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2177 |
+ |
IncAction r = new IncAction(); |
2178 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r); |
2179 |
+ |
assertTrue(f.cancel(true)); |
2180 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2181 |
+ |
|
2182 |
+ |
r = new IncAction(); |
2183 |
+ |
f = new CompletableFuture<>(); |
2184 |
+ |
f2 = new CompletableFuture<>(); |
2185 |
+ |
assertTrue(f2.cancel(true)); |
2186 |
+ |
g = f.acceptEitherAsync(f2, r); |
2187 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2188 |
+ |
} |
2189 |
+ |
|
2190 |
+ |
/** |
2191 |
+ |
* runAfterEitherAsync result completes normally after normal |
2192 |
+ |
* completion of sources |
2193 |
+ |
*/ |
2194 |
+ |
public void testRunAfterEitherAsync() { |
2195 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2196 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2197 |
+ |
Noop r = new Noop(); |
2198 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
2199 |
+ |
f.complete(one); |
2200 |
+ |
checkCompletedNormally(g, null); |
2201 |
+ |
assertTrue(r.ran); |
2202 |
+ |
|
2203 |
+ |
r = new Noop(); |
2204 |
+ |
f = new CompletableFuture<>(); |
2205 |
+ |
f.complete(one); |
2206 |
+ |
f2 = new CompletableFuture<>(); |
2207 |
+ |
g = f.runAfterEitherAsync(f2, r); |
2208 |
+ |
checkCompletedNormally(g, null); |
2209 |
+ |
assertTrue(r.ran); |
2210 |
+ |
} |
2211 |
+ |
|
2212 |
+ |
/** |
2213 |
+ |
* runAfterEitherAsync result completes exceptionally after exceptional |
2214 |
+ |
* completion of source |
2215 |
+ |
*/ |
2216 |
+ |
public void testRunAfterEitherAsync2() { |
2217 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2218 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2219 |
+ |
Noop r = new Noop(); |
2220 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
2221 |
+ |
f.completeExceptionally(new CFException()); |
2222 |
+ |
checkCompletedWithWrappedCFException(g); |
2223 |
+ |
|
2224 |
+ |
r = new Noop(); |
2225 |
+ |
f = new CompletableFuture<>(); |
2226 |
+ |
f2 = new CompletableFuture<>(); |
2227 |
+ |
f2.completeExceptionally(new CFException()); |
2228 |
+ |
g = f.runAfterEitherAsync(f2, r); |
2229 |
+ |
f.complete(one); |
2230 |
+ |
checkCompletedWithWrappedCFException(g); |
2231 |
+ |
} |
2232 |
+ |
|
2233 |
+ |
/** |
2234 |
+ |
* runAfterEitherAsync result completes exceptionally if action does |
2235 |
+ |
*/ |
2236 |
+ |
public void testRunAfterEitherAsync3() { |
2237 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2238 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2239 |
+ |
FailingNoop r = new FailingNoop(); |
2240 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
2241 |
+ |
f.complete(one); |
2242 |
+ |
checkCompletedWithWrappedCFException(g); |
2243 |
+ |
} |
2244 |
+ |
|
2245 |
+ |
/** |
2246 |
+ |
* runAfterEitherAsync result completes exceptionally if either |
2247 |
+ |
* source cancelled |
2248 |
+ |
*/ |
2249 |
+ |
public void testRunAfterEitherAsync4() { |
2250 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2251 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2252 |
+ |
Noop r = new Noop(); |
2253 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r); |
2254 |
+ |
assertTrue(f.cancel(true)); |
2255 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2256 |
+ |
|
2257 |
+ |
r = new Noop(); |
2258 |
+ |
f = new CompletableFuture<>(); |
2259 |
+ |
f2 = new CompletableFuture<>(); |
2260 |
+ |
assertTrue(f2.cancel(true)); |
2261 |
+ |
g = f.runAfterEitherAsync(f2, r); |
2262 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2263 |
+ |
} |
2264 |
+ |
|
2265 |
+ |
/** |
2266 |
+ |
* thenComposeAsync result completes normally after normal |
2267 |
+ |
* completion of source |
2268 |
+ |
*/ |
2269 |
+ |
public void testThenComposeAsync() { |
2270 |
+ |
CompletableFuture<Integer> f, g; |
2271 |
+ |
CompletableFutureInc r; |
2272 |
+ |
|
2273 |
+ |
f = new CompletableFuture<>(); |
2274 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2275 |
+ |
f.complete(one); |
2276 |
+ |
checkCompletedNormally(g, two); |
2277 |
+ |
|
2278 |
+ |
f = new CompletableFuture<>(); |
2279 |
+ |
f.complete(one); |
2280 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2281 |
+ |
checkCompletedNormally(g, two); |
2282 |
+ |
} |
2283 |
+ |
|
2284 |
+ |
/** |
2285 |
+ |
* thenComposeAsync result completes exceptionally after |
2286 |
+ |
* exceptional completion of source |
2287 |
+ |
*/ |
2288 |
+ |
public void testThenComposeAsync2() { |
2289 |
+ |
CompletableFuture<Integer> f, g; |
2290 |
+ |
CompletableFutureInc r; |
2291 |
+ |
|
2292 |
+ |
f = new CompletableFuture<>(); |
2293 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2294 |
+ |
f.completeExceptionally(new CFException()); |
2295 |
+ |
checkCompletedWithWrappedCFException(g); |
2296 |
+ |
assertFalse(r.ran); |
2297 |
+ |
|
2298 |
+ |
f = new CompletableFuture<>(); |
2299 |
+ |
f.completeExceptionally(new CFException()); |
2300 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2301 |
+ |
checkCompletedWithWrappedCFException(g); |
2302 |
+ |
assertFalse(r.ran); |
2303 |
+ |
} |
2304 |
+ |
|
2305 |
+ |
/** |
2306 |
+ |
* thenComposeAsync result completes exceptionally if action does |
2307 |
+ |
*/ |
2308 |
+ |
public void testThenComposeAsync3() { |
2309 |
+ |
CompletableFuture<Integer> f, g; |
2310 |
+ |
FailingCompletableFutureFunction r; |
2311 |
+ |
|
2312 |
+ |
f = new CompletableFuture<>(); |
2313 |
+ |
g = f.thenComposeAsync(r = new FailingCompletableFutureFunction()); |
2314 |
+ |
f.complete(one); |
2315 |
+ |
checkCompletedWithWrappedCFException(g); |
2316 |
+ |
|
2317 |
+ |
f = new CompletableFuture<>(); |
2318 |
+ |
f.complete(one); |
2319 |
+ |
g = f.thenComposeAsync(r = new FailingCompletableFutureFunction()); |
2320 |
+ |
checkCompletedWithWrappedCFException(g); |
2321 |
+ |
} |
2322 |
+ |
|
2323 |
+ |
/** |
2324 |
+ |
* thenComposeAsync result completes exceptionally if source cancelled |
2325 |
+ |
*/ |
2326 |
+ |
public void testThenComposeAsync4() { |
2327 |
+ |
CompletableFuture<Integer> f, g; |
2328 |
+ |
CompletableFutureInc r; |
2329 |
+ |
|
2330 |
+ |
f = new CompletableFuture<>(); |
2331 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2332 |
+ |
assertTrue(f.cancel(true)); |
2333 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2334 |
+ |
|
2335 |
+ |
f = new CompletableFuture<>(); |
2336 |
+ |
assertTrue(f.cancel(true)); |
2337 |
+ |
g = f.thenComposeAsync(r = new CompletableFutureInc()); |
2338 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2339 |
+ |
} |
2340 |
+ |
|
2341 |
+ |
// async with explicit executors |
2342 |
+ |
|
2343 |
+ |
/** |
2344 |
+ |
* thenRunAsync result completes normally after normal completion of source |
2345 |
+ |
*/ |
2346 |
+ |
public void testThenRunAsyncE() { |
2347 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2348 |
+ |
Noop r = new Noop(); |
2349 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2350 |
+ |
f.complete(null); |
2351 |
+ |
checkCompletedNormally(g, null); |
2352 |
+ |
|
2353 |
+ |
// reordered version |
2354 |
+ |
f = new CompletableFuture<>(); |
2355 |
+ |
f.complete(null); |
2356 |
+ |
r = new Noop(); |
2357 |
+ |
g = f.thenRunAsync(r, new ThreadExecutor()); |
2358 |
+ |
checkCompletedNormally(g, null); |
2359 |
+ |
} |
2360 |
+ |
|
2361 |
+ |
/** |
2362 |
+ |
* thenRunAsync result completes exceptionally after exceptional |
2363 |
+ |
* completion of source |
2364 |
+ |
*/ |
2365 |
+ |
public void testThenRunAsync2E() { |
2366 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2367 |
+ |
Noop r = new Noop(); |
2368 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2369 |
+ |
f.completeExceptionally(new CFException()); |
2370 |
+ |
try { |
2371 |
+ |
g.join(); |
2372 |
+ |
shouldThrow(); |
2373 |
+ |
} catch (CompletionException success) {} |
2374 |
+ |
checkCompletedWithWrappedCFException(g); |
2375 |
+ |
} |
2376 |
+ |
|
2377 |
+ |
/** |
2378 |
+ |
* thenRunAsync result completes exceptionally if action does |
2379 |
+ |
*/ |
2380 |
+ |
public void testThenRunAsync3E() { |
2381 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2382 |
+ |
FailingNoop r = new FailingNoop(); |
2383 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2384 |
+ |
f.complete(null); |
2385 |
+ |
checkCompletedWithWrappedCFException(g); |
2386 |
+ |
} |
2387 |
+ |
|
2388 |
+ |
/** |
2389 |
+ |
* thenRunAsync result completes exceptionally if source cancelled |
2390 |
+ |
*/ |
2391 |
+ |
public void testThenRunAsync4E() { |
2392 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2393 |
+ |
Noop r = new Noop(); |
2394 |
+ |
CompletableFuture<Void> g = f.thenRunAsync(r, new ThreadExecutor()); |
2395 |
+ |
assertTrue(f.cancel(true)); |
2396 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2397 |
+ |
} |
2398 |
+ |
|
2399 |
+ |
/** |
2400 |
+ |
* thenApplyAsync result completes normally after normal completion of source |
2401 |
+ |
*/ |
2402 |
+ |
public void testThenApplyAsyncE() { |
2403 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2404 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2405 |
+ |
f.complete(one); |
2406 |
+ |
checkCompletedNormally(g, two); |
2407 |
+ |
} |
2408 |
+ |
|
2409 |
+ |
/** |
2410 |
+ |
* thenApplyAsync result completes exceptionally after exceptional |
2411 |
+ |
* completion of source |
2412 |
+ |
*/ |
2413 |
+ |
public void testThenApplyAsync2E() { |
2414 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2415 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2416 |
+ |
f.completeExceptionally(new CFException()); |
2417 |
+ |
checkCompletedWithWrappedCFException(g); |
2418 |
+ |
} |
2419 |
+ |
|
2420 |
+ |
/** |
2421 |
+ |
* thenApplyAsync result completes exceptionally if action does |
2422 |
+ |
*/ |
2423 |
+ |
public void testThenApplyAsync3E() { |
2424 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2425 |
+ |
FailingFunction r = new FailingFunction(); |
2426 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(r, new ThreadExecutor()); |
2427 |
+ |
f.complete(null); |
2428 |
+ |
checkCompletedWithWrappedCFException(g); |
2429 |
+ |
} |
2430 |
+ |
|
2431 |
+ |
/** |
2432 |
+ |
* thenApplyAsync result completes exceptionally if source cancelled |
2433 |
+ |
*/ |
2434 |
+ |
public void testThenApplyAsync4E() { |
2435 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2436 |
+ |
CompletableFuture<Integer> g = f.thenApplyAsync(inc, new ThreadExecutor()); |
2437 |
+ |
assertTrue(f.cancel(true)); |
2438 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2439 |
+ |
} |
2440 |
+ |
|
2441 |
+ |
/** |
2442 |
+ |
* thenAcceptAsync result completes normally after normal |
2443 |
+ |
* completion of source |
2444 |
+ |
*/ |
2445 |
+ |
public void testThenAcceptAsyncE() { |
2446 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2447 |
+ |
IncAction r = new IncAction(); |
2448 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2449 |
+ |
f.complete(one); |
2450 |
+ |
checkCompletedNormally(g, null); |
2451 |
+ |
assertEquals(r.value, 2); |
2452 |
+ |
} |
2453 |
+ |
|
2454 |
+ |
/** |
2455 |
+ |
* thenAcceptAsync result completes exceptionally after exceptional |
2456 |
+ |
* completion of source |
2457 |
+ |
*/ |
2458 |
+ |
public void testThenAcceptAsync2E() { |
2459 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2460 |
+ |
IncAction r = new IncAction(); |
2461 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2462 |
+ |
f.completeExceptionally(new CFException()); |
2463 |
+ |
checkCompletedWithWrappedCFException(g); |
2464 |
+ |
} |
2465 |
+ |
|
2466 |
+ |
/** |
2467 |
+ |
* thenAcceptAsync result completes exceptionally if action does |
2468 |
+ |
*/ |
2469 |
+ |
public void testThenAcceptAsync3E() { |
2470 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2471 |
+ |
FailingConsumer r = new FailingConsumer(); |
2472 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2473 |
+ |
f.complete(null); |
2474 |
+ |
checkCompletedWithWrappedCFException(g); |
2475 |
+ |
} |
2476 |
+ |
|
2477 |
+ |
/** |
2478 |
+ |
* thenAcceptAsync result completes exceptionally if source cancelled |
2479 |
+ |
*/ |
2480 |
+ |
public void testThenAcceptAsync4E() { |
2481 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2482 |
+ |
IncAction r = new IncAction(); |
2483 |
+ |
CompletableFuture<Void> g = f.thenAcceptAsync(r, new ThreadExecutor()); |
2484 |
+ |
assertTrue(f.cancel(true)); |
2485 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2486 |
+ |
} |
2487 |
+ |
|
2488 |
+ |
/** |
2489 |
+ |
* thenCombineAsync result completes normally after normal |
2490 |
+ |
* completion of sources |
2491 |
+ |
*/ |
2492 |
+ |
public void testThenCombineAsyncE() { |
2493 |
+ |
CompletableFuture<Integer> f, g, h; |
2494 |
+ |
ThreadExecutor e = new ThreadExecutor(); |
2495 |
+ |
int count = 0; |
2496 |
+ |
|
2497 |
+ |
f = new CompletableFuture<>(); |
2498 |
+ |
g = new CompletableFuture<>(); |
2499 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2500 |
+ |
f.complete(3); |
2501 |
+ |
checkIncomplete(h); |
2502 |
+ |
g.complete(1); |
2503 |
+ |
checkCompletedNormally(h, 2); |
2504 |
+ |
assertEquals(++count, e.count.get()); |
2505 |
+ |
|
2506 |
+ |
f = new CompletableFuture<>(); |
2507 |
+ |
g = new CompletableFuture<>(); |
2508 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2509 |
+ |
g.complete(1); |
2510 |
+ |
checkIncomplete(h); |
2511 |
+ |
f.complete(3); |
2512 |
+ |
checkCompletedNormally(h, 2); |
2513 |
+ |
assertEquals(++count, e.count.get()); |
2514 |
+ |
|
2515 |
+ |
f = new CompletableFuture<>(); |
2516 |
+ |
g = new CompletableFuture<>(); |
2517 |
+ |
g.complete(1); |
2518 |
+ |
f.complete(3); |
2519 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2520 |
+ |
checkCompletedNormally(h, 2); |
2521 |
+ |
assertEquals(++count, e.count.get()); |
2522 |
+ |
} |
2523 |
+ |
|
2524 |
+ |
/** |
2525 |
+ |
* thenCombineAsync result completes exceptionally after exceptional |
2526 |
+ |
* completion of either source |
2527 |
+ |
*/ |
2528 |
+ |
public void testThenCombineAsync2E() { |
2529 |
+ |
CompletableFuture<Integer> f, g, h; |
2530 |
+ |
ThreadExecutor e = new ThreadExecutor(); |
2531 |
+ |
int count = 0; |
2532 |
+ |
|
2533 |
+ |
f = new CompletableFuture<>(); |
2534 |
+ |
g = new CompletableFuture<>(); |
2535 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2536 |
+ |
f.completeExceptionally(new CFException()); |
2537 |
+ |
checkIncomplete(h); |
2538 |
+ |
g.complete(1); |
2539 |
+ |
checkCompletedWithWrappedCFException(h); |
2540 |
+ |
|
2541 |
+ |
f = new CompletableFuture<>(); |
2542 |
+ |
g = new CompletableFuture<>(); |
2543 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2544 |
+ |
g.completeExceptionally(new CFException()); |
2545 |
+ |
checkIncomplete(h); |
2546 |
+ |
f.complete(3); |
2547 |
+ |
checkCompletedWithWrappedCFException(h); |
2548 |
+ |
|
2549 |
+ |
f = new CompletableFuture<>(); |
2550 |
+ |
g = new CompletableFuture<>(); |
2551 |
+ |
g.completeExceptionally(new CFException()); |
2552 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2553 |
+ |
checkIncomplete(h); |
2554 |
+ |
f.complete(3); |
2555 |
+ |
checkCompletedWithWrappedCFException(h); |
2556 |
+ |
|
2557 |
+ |
assertEquals(0, e.count.get()); |
2558 |
+ |
} |
2559 |
+ |
|
2560 |
+ |
/** |
2561 |
+ |
* thenCombineAsync result completes exceptionally if action does |
2562 |
+ |
*/ |
2563 |
+ |
public void testThenCombineAsync3E() { |
2564 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2565 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2566 |
+ |
FailingBiFunction r = new FailingBiFunction(); |
2567 |
+ |
CompletableFuture<Integer> g = f.thenCombineAsync(f2, r, new ThreadExecutor()); |
2568 |
+ |
f.complete(one); |
2569 |
+ |
checkIncomplete(g); |
2570 |
+ |
assertFalse(r.ran); |
2571 |
+ |
f2.complete(two); |
2572 |
+ |
checkCompletedWithWrappedCFException(g); |
2573 |
+ |
assertTrue(r.ran); |
2574 |
+ |
} |
2575 |
+ |
|
2576 |
+ |
/** |
2577 |
+ |
* thenCombineAsync result completes exceptionally if either source cancelled |
2578 |
+ |
*/ |
2579 |
+ |
public void testThenCombineAsync4E() { |
2580 |
+ |
CompletableFuture<Integer> f, g, h; |
2581 |
+ |
ThreadExecutor e = new ThreadExecutor(); |
2582 |
+ |
|
2583 |
+ |
f = new CompletableFuture<>(); |
2584 |
+ |
g = new CompletableFuture<>(); |
2585 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2586 |
+ |
assertTrue(f.cancel(true)); |
2587 |
+ |
checkIncomplete(h); |
2588 |
+ |
g.complete(1); |
2589 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2590 |
+ |
|
2591 |
+ |
f = new CompletableFuture<>(); |
2592 |
+ |
g = new CompletableFuture<>(); |
2593 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2594 |
+ |
assertTrue(g.cancel(true)); |
2595 |
+ |
checkIncomplete(h); |
2596 |
+ |
f.complete(3); |
2597 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2598 |
+ |
|
2599 |
+ |
f = new CompletableFuture<>(); |
2600 |
+ |
g = new CompletableFuture<>(); |
2601 |
+ |
assertTrue(g.cancel(true)); |
2602 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2603 |
+ |
checkIncomplete(h); |
2604 |
+ |
f.complete(3); |
2605 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2606 |
+ |
|
2607 |
+ |
f = new CompletableFuture<>(); |
2608 |
+ |
g = new CompletableFuture<>(); |
2609 |
+ |
assertTrue(f.cancel(true)); |
2610 |
+ |
assertTrue(g.cancel(true)); |
2611 |
+ |
h = f.thenCombineAsync(g, subtract, e); |
2612 |
+ |
checkCompletedWithWrappedCancellationException(h); |
2613 |
+ |
|
2614 |
+ |
assertEquals(0, e.count.get()); |
2615 |
+ |
} |
2616 |
+ |
|
2617 |
+ |
/** |
2618 |
+ |
* applyToEitherAsync result completes normally after normal |
2619 |
+ |
* completion of sources |
2620 |
+ |
*/ |
2621 |
+ |
public void testApplyToEitherAsyncE() { |
2622 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2623 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2624 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2625 |
+ |
f.complete(one); |
2626 |
+ |
checkCompletedNormally(g, two); |
2627 |
+ |
|
2628 |
+ |
f = new CompletableFuture<>(); |
2629 |
+ |
f.complete(one); |
2630 |
+ |
f2 = new CompletableFuture<>(); |
2631 |
+ |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2632 |
+ |
checkCompletedNormally(g, two); |
2633 |
+ |
} |
2634 |
+ |
|
2635 |
+ |
/** |
2636 |
+ |
* applyToEitherAsync result completes exceptionally after exceptional |
2637 |
+ |
* completion of source |
2638 |
+ |
*/ |
2639 |
+ |
public void testApplyToEitherAsync2E() { |
2640 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2641 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2642 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2643 |
+ |
f.completeExceptionally(new CFException()); |
2644 |
+ |
checkCompletedWithWrappedCFException(g); |
2645 |
+ |
|
2646 |
+ |
f = new CompletableFuture<>(); |
2647 |
+ |
f2 = new CompletableFuture<>(); |
2648 |
+ |
f2.completeExceptionally(new CFException()); |
2649 |
+ |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2650 |
+ |
f.complete(one); |
2651 |
+ |
checkCompletedWithWrappedCFException(g); |
2652 |
+ |
} |
2653 |
+ |
|
2654 |
+ |
/** |
2655 |
+ |
* applyToEitherAsync result completes exceptionally if action does |
2656 |
+ |
*/ |
2657 |
+ |
public void testApplyToEitherAsync3E() { |
2658 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2659 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2660 |
+ |
FailingFunction r = new FailingFunction(); |
2661 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, r, new ThreadExecutor()); |
2662 |
+ |
f.complete(one); |
2663 |
+ |
checkCompletedWithWrappedCFException(g); |
2664 |
+ |
} |
2665 |
+ |
|
2666 |
+ |
/** |
2667 |
+ |
* applyToEitherAsync result completes exceptionally if either source cancelled |
2668 |
+ |
*/ |
2669 |
+ |
public void testApplyToEitherAsync4E() { |
2670 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2671 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2672 |
+ |
CompletableFuture<Integer> g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2673 |
+ |
assertTrue(f.cancel(true)); |
2674 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2675 |
+ |
|
2676 |
+ |
f = new CompletableFuture<>(); |
2677 |
+ |
f2 = new CompletableFuture<>(); |
2678 |
+ |
assertTrue(f2.cancel(true)); |
2679 |
+ |
g = f.applyToEitherAsync(f2, inc, new ThreadExecutor()); |
2680 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2681 |
+ |
} |
2682 |
+ |
|
2683 |
+ |
/** |
2684 |
+ |
* acceptEitherAsync result completes normally after normal |
2685 |
+ |
* completion of sources |
2686 |
+ |
*/ |
2687 |
+ |
public void testAcceptEitherAsyncE() { |
2688 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2689 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2690 |
+ |
IncAction r = new IncAction(); |
2691 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2692 |
+ |
f.complete(one); |
2693 |
+ |
checkCompletedNormally(g, null); |
2694 |
+ |
assertEquals(r.value, 2); |
2695 |
+ |
|
2696 |
+ |
r = new IncAction(); |
2697 |
+ |
f = new CompletableFuture<>(); |
2698 |
+ |
f.complete(one); |
2699 |
+ |
f2 = new CompletableFuture<>(); |
2700 |
+ |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2701 |
+ |
checkCompletedNormally(g, null); |
2702 |
+ |
assertEquals(r.value, 2); |
2703 |
+ |
} |
2704 |
+ |
|
2705 |
+ |
/** |
2706 |
+ |
* acceptEitherAsync result completes exceptionally after exceptional |
2707 |
+ |
* completion of source |
2708 |
+ |
*/ |
2709 |
+ |
public void testAcceptEitherAsync2E() { |
2710 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2711 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2712 |
+ |
IncAction r = new IncAction(); |
2713 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2714 |
+ |
f.completeExceptionally(new CFException()); |
2715 |
+ |
checkCompletedWithWrappedCFException(g); |
2716 |
+ |
|
2717 |
+ |
r = new IncAction(); |
2718 |
+ |
f = new CompletableFuture<>(); |
2719 |
+ |
f2 = new CompletableFuture<>(); |
2720 |
+ |
f2.completeExceptionally(new CFException()); |
2721 |
+ |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2722 |
+ |
f.complete(one); |
2723 |
+ |
checkCompletedWithWrappedCFException(g); |
2724 |
+ |
} |
2725 |
+ |
|
2726 |
+ |
/** |
2727 |
+ |
* acceptEitherAsync result completes exceptionally if action does |
2728 |
+ |
*/ |
2729 |
+ |
public void testAcceptEitherAsync3E() { |
2730 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2731 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2732 |
+ |
FailingConsumer r = new FailingConsumer(); |
2733 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2734 |
+ |
f.complete(one); |
2735 |
+ |
checkCompletedWithWrappedCFException(g); |
2736 |
+ |
} |
2737 |
+ |
|
2738 |
+ |
/** |
2739 |
+ |
* acceptEitherAsync result completes exceptionally if either |
2740 |
+ |
* source cancelled |
2741 |
+ |
*/ |
2742 |
+ |
public void testAcceptEitherAsync4E() { |
2743 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2744 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2745 |
+ |
IncAction r = new IncAction(); |
2746 |
+ |
CompletableFuture<Void> g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2747 |
+ |
assertTrue(f.cancel(true)); |
2748 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2749 |
+ |
|
2750 |
+ |
r = new IncAction(); |
2751 |
+ |
f = new CompletableFuture<>(); |
2752 |
+ |
f2 = new CompletableFuture<>(); |
2753 |
+ |
assertTrue(f2.cancel(true)); |
2754 |
+ |
g = f.acceptEitherAsync(f2, r, new ThreadExecutor()); |
2755 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2756 |
+ |
} |
2757 |
+ |
|
2758 |
+ |
/** |
2759 |
+ |
* runAfterEitherAsync result completes normally after normal |
2760 |
+ |
* completion of sources |
2761 |
+ |
*/ |
2762 |
+ |
public void testRunAfterEitherAsyncE() { |
2763 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2764 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2765 |
+ |
Noop r = new Noop(); |
2766 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2767 |
+ |
f.complete(one); |
2768 |
+ |
checkCompletedNormally(g, null); |
2769 |
+ |
assertTrue(r.ran); |
2770 |
+ |
|
2771 |
+ |
r = new Noop(); |
2772 |
+ |
f = new CompletableFuture<>(); |
2773 |
+ |
f.complete(one); |
2774 |
+ |
f2 = new CompletableFuture<>(); |
2775 |
+ |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2776 |
+ |
checkCompletedNormally(g, null); |
2777 |
+ |
assertTrue(r.ran); |
2778 |
+ |
} |
2779 |
+ |
|
2780 |
+ |
/** |
2781 |
+ |
* runAfterEitherAsync result completes exceptionally after exceptional |
2782 |
+ |
* completion of source |
2783 |
+ |
*/ |
2784 |
+ |
public void testRunAfterEitherAsync2E() { |
2785 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2786 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2787 |
+ |
Noop r = new Noop(); |
2788 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2789 |
+ |
f.completeExceptionally(new CFException()); |
2790 |
+ |
checkCompletedWithWrappedCFException(g); |
2791 |
+ |
|
2792 |
+ |
r = new Noop(); |
2793 |
+ |
f = new CompletableFuture<>(); |
2794 |
+ |
f2 = new CompletableFuture<>(); |
2795 |
+ |
f2.completeExceptionally(new CFException()); |
2796 |
+ |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2797 |
+ |
f.complete(one); |
2798 |
+ |
checkCompletedWithWrappedCFException(g); |
2799 |
+ |
} |
2800 |
+ |
|
2801 |
+ |
/** |
2802 |
+ |
* runAfterEitherAsync result completes exceptionally if action does |
2803 |
+ |
*/ |
2804 |
+ |
public void testRunAfterEitherAsync3E() { |
2805 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2806 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2807 |
+ |
FailingNoop r = new FailingNoop(); |
2808 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2809 |
+ |
f.complete(one); |
2810 |
+ |
checkCompletedWithWrappedCFException(g); |
2811 |
+ |
} |
2812 |
+ |
|
2813 |
+ |
/** |
2814 |
+ |
* runAfterEitherAsync result completes exceptionally if either |
2815 |
+ |
* source cancelled |
2816 |
+ |
*/ |
2817 |
+ |
public void testRunAfterEitherAsync4E() { |
2818 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2819 |
+ |
CompletableFuture<Integer> f2 = new CompletableFuture<>(); |
2820 |
+ |
Noop r = new Noop(); |
2821 |
+ |
CompletableFuture<Void> g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2822 |
+ |
assertTrue(f.cancel(true)); |
2823 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2824 |
+ |
|
2825 |
+ |
r = new Noop(); |
2826 |
+ |
f = new CompletableFuture<>(); |
2827 |
+ |
f2 = new CompletableFuture<>(); |
2828 |
+ |
assertTrue(f2.cancel(true)); |
2829 |
+ |
g = f.runAfterEitherAsync(f2, r, new ThreadExecutor()); |
2830 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2831 |
+ |
} |
2832 |
+ |
|
2833 |
+ |
/** |
2834 |
+ |
* thenComposeAsync result completes normally after normal |
2835 |
+ |
* completion of source |
2836 |
+ |
*/ |
2837 |
+ |
public void testThenComposeAsyncE() { |
2838 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2839 |
+ |
CompletableFutureInc r = new CompletableFutureInc(); |
2840 |
+ |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2841 |
+ |
f.complete(one); |
2842 |
+ |
checkCompletedNormally(g, two); |
2843 |
+ |
} |
2844 |
+ |
|
2845 |
+ |
/** |
2846 |
+ |
* thenComposeAsync result completes exceptionally after |
2847 |
+ |
* exceptional completion of source |
2848 |
+ |
*/ |
2849 |
+ |
public void testThenComposeAsync2E() { |
2850 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2851 |
+ |
CompletableFutureInc r = new CompletableFutureInc(); |
2852 |
+ |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2853 |
+ |
f.completeExceptionally(new CFException()); |
2854 |
+ |
checkCompletedWithWrappedCFException(g); |
2855 |
+ |
} |
2856 |
+ |
|
2857 |
+ |
/** |
2858 |
+ |
* thenComposeAsync result completes exceptionally if action does |
2859 |
+ |
*/ |
2860 |
+ |
public void testThenComposeAsync3E() { |
2861 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2862 |
+ |
FailingCompletableFutureFunction r = new FailingCompletableFutureFunction(); |
2863 |
+ |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2864 |
+ |
f.complete(one); |
2865 |
+ |
checkCompletedWithWrappedCFException(g); |
2866 |
+ |
} |
2867 |
+ |
|
2868 |
+ |
/** |
2869 |
+ |
* thenComposeAsync result completes exceptionally if source cancelled |
2870 |
+ |
*/ |
2871 |
+ |
public void testThenComposeAsync4E() { |
2872 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2873 |
+ |
CompletableFutureInc r = new CompletableFutureInc(); |
2874 |
+ |
CompletableFuture<Integer> g = f.thenComposeAsync(r, new ThreadExecutor()); |
2875 |
+ |
assertTrue(f.cancel(true)); |
2876 |
+ |
checkCompletedWithWrappedCancellationException(g); |
2877 |
+ |
} |
2878 |
+ |
|
2879 |
+ |
// other static methods |
2880 |
+ |
|
2881 |
+ |
/** |
2882 |
+ |
* allOf(no component futures) returns a future completed normally |
2883 |
+ |
* with the value null |
2884 |
+ |
*/ |
2885 |
+ |
public void testAllOf_empty() throws Exception { |
2886 |
+ |
CompletableFuture<Void> f = CompletableFuture.allOf(); |
2887 |
+ |
checkCompletedNormally(f, null); |
2888 |
+ |
} |
2889 |
+ |
|
2890 |
+ |
/** |
2891 |
+ |
* allOf returns a future completed normally with the value null |
2892 |
+ |
* when all components complete normally |
2893 |
+ |
*/ |
2894 |
+ |
public void testAllOf_normal() throws Exception { |
2895 |
+ |
for (int k = 1; k < 20; ++k) { |
2896 |
+ |
CompletableFuture<Integer>[] fs = (CompletableFuture<Integer>[]) new CompletableFuture[k]; |
2897 |
+ |
for (int i = 0; i < k; ++i) |
2898 |
+ |
fs[i] = new CompletableFuture<>(); |
2899 |
+ |
CompletableFuture<Void> f = CompletableFuture.allOf(fs); |
2900 |
+ |
for (int i = 0; i < k; ++i) { |
2901 |
+ |
checkIncomplete(f); |
2902 |
+ |
checkIncomplete(CompletableFuture.allOf(fs)); |
2903 |
+ |
fs[i].complete(one); |
2904 |
+ |
} |
2905 |
+ |
checkCompletedNormally(f, null); |
2906 |
+ |
checkCompletedNormally(CompletableFuture.allOf(fs), null); |
2907 |
+ |
} |
2908 |
+ |
} |
2909 |
+ |
|
2910 |
+ |
/** |
2911 |
+ |
* anyOf(no component futures) returns an incomplete future |
2912 |
+ |
*/ |
2913 |
+ |
public void testAnyOf_empty() throws Exception { |
2914 |
+ |
CompletableFuture<Object> f = CompletableFuture.anyOf(); |
2915 |
+ |
checkIncomplete(f); |
2916 |
+ |
} |
2917 |
+ |
|
2918 |
+ |
/** |
2919 |
+ |
* anyOf returns a future completed normally with a value when |
2920 |
+ |
* a component future does |
2921 |
+ |
*/ |
2922 |
+ |
public void testAnyOf_normal() throws Exception { |
2923 |
+ |
for (int k = 0; k < 10; ++k) { |
2924 |
+ |
CompletableFuture[] fs = new CompletableFuture[k]; |
2925 |
+ |
for (int i = 0; i < k; ++i) |
2926 |
+ |
fs[i] = new CompletableFuture<>(); |
2927 |
+ |
CompletableFuture<Object> f = CompletableFuture.anyOf(fs); |
2928 |
+ |
checkIncomplete(f); |
2929 |
+ |
for (int i = 0; i < k; ++i) { |
2930 |
+ |
fs[i].complete(one); |
2931 |
+ |
checkCompletedNormally(f, one); |
2932 |
+ |
checkCompletedNormally(CompletableFuture.anyOf(fs), one); |
2933 |
+ |
} |
2934 |
+ |
} |
2935 |
+ |
} |
2936 |
+ |
|
2937 |
+ |
/** |
2938 |
+ |
* anyOf result completes exceptionally when any component does. |
2939 |
+ |
*/ |
2940 |
+ |
public void testAnyOf_exceptional() throws Exception { |
2941 |
+ |
for (int k = 0; k < 10; ++k) { |
2942 |
+ |
CompletableFuture[] fs = new CompletableFuture[k]; |
2943 |
+ |
for (int i = 0; i < k; ++i) |
2944 |
+ |
fs[i] = new CompletableFuture<>(); |
2945 |
+ |
CompletableFuture<Object> f = CompletableFuture.anyOf(fs); |
2946 |
+ |
checkIncomplete(f); |
2947 |
+ |
for (int i = 0; i < k; ++i) { |
2948 |
+ |
fs[i].completeExceptionally(new CFException()); |
2949 |
+ |
checkCompletedWithWrappedCFException(f); |
2950 |
+ |
checkCompletedWithWrappedCFException(CompletableFuture.anyOf(fs)); |
2951 |
+ |
} |
2952 |
+ |
} |
2953 |
+ |
} |
2954 |
+ |
|
2955 |
+ |
/** |
2956 |
+ |
* Completion methods throw NullPointerException with null arguments |
2957 |
+ |
*/ |
2958 |
+ |
public void testNPE() { |
2959 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
2960 |
+ |
CompletableFuture<Integer> g = new CompletableFuture<>(); |
2961 |
+ |
CompletableFuture<Integer> nullFuture = (CompletableFuture<Integer>)null; |
2962 |
+ |
CompletableFuture<?> h; |
2963 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
2964 |
+ |
|
2965 |
+ |
Runnable[] throwingActions = { |
2966 |
+ |
() -> CompletableFuture.supplyAsync(null), |
2967 |
+ |
() -> CompletableFuture.supplyAsync(null, exec), |
2968 |
+ |
() -> CompletableFuture.supplyAsync(supplyOne, null), |
2969 |
+ |
|
2970 |
+ |
() -> CompletableFuture.runAsync(null), |
2971 |
+ |
() -> CompletableFuture.runAsync(null, exec), |
2972 |
+ |
() -> CompletableFuture.runAsync(() -> {}, null), |
2973 |
+ |
|
2974 |
+ |
() -> f.completeExceptionally(null), |
2975 |
+ |
|
2976 |
+ |
() -> f.thenApply(null), |
2977 |
+ |
() -> f.thenApplyAsync(null), |
2978 |
+ |
() -> f.thenApplyAsync((x) -> x, null), |
2979 |
+ |
() -> f.thenApplyAsync(null, exec), |
2980 |
+ |
|
2981 |
+ |
() -> f.thenAccept(null), |
2982 |
+ |
() -> f.thenAcceptAsync(null), |
2983 |
+ |
() -> f.thenAcceptAsync((x) -> {} , null), |
2984 |
+ |
() -> f.thenAcceptAsync(null, exec), |
2985 |
+ |
|
2986 |
+ |
() -> f.thenRun(null), |
2987 |
+ |
() -> f.thenRunAsync(null), |
2988 |
+ |
() -> f.thenRunAsync(() -> {} , null), |
2989 |
+ |
() -> f.thenRunAsync(null, exec), |
2990 |
+ |
|
2991 |
+ |
() -> f.thenCombine(g, null), |
2992 |
+ |
() -> f.thenCombineAsync(g, null), |
2993 |
+ |
() -> f.thenCombineAsync(g, null, exec), |
2994 |
+ |
() -> f.thenCombine(nullFuture, (x, y) -> x), |
2995 |
+ |
() -> f.thenCombineAsync(nullFuture, (x, y) -> x), |
2996 |
+ |
() -> f.thenCombineAsync(nullFuture, (x, y) -> x, exec), |
2997 |
+ |
() -> f.thenCombineAsync(g, (x, y) -> x, null), |
2998 |
+ |
|
2999 |
+ |
() -> f.thenAcceptBoth(g, null), |
3000 |
+ |
() -> f.thenAcceptBothAsync(g, null), |
3001 |
+ |
() -> f.thenAcceptBothAsync(g, null, exec), |
3002 |
+ |
() -> f.thenAcceptBoth(nullFuture, (x, y) -> {}), |
3003 |
+ |
() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}), |
3004 |
+ |
() -> f.thenAcceptBothAsync(nullFuture, (x, y) -> {}, exec), |
3005 |
+ |
() -> f.thenAcceptBothAsync(g, (x, y) -> {}, null), |
3006 |
+ |
|
3007 |
+ |
() -> f.runAfterBoth(g, null), |
3008 |
+ |
() -> f.runAfterBothAsync(g, null), |
3009 |
+ |
() -> f.runAfterBothAsync(g, null, exec), |
3010 |
+ |
() -> f.runAfterBoth(nullFuture, () -> {}), |
3011 |
+ |
() -> f.runAfterBothAsync(nullFuture, () -> {}), |
3012 |
+ |
() -> f.runAfterBothAsync(nullFuture, () -> {}, exec), |
3013 |
+ |
() -> f.runAfterBothAsync(g, () -> {}, null), |
3014 |
+ |
|
3015 |
+ |
() -> f.applyToEither(g, null), |
3016 |
+ |
() -> f.applyToEitherAsync(g, null), |
3017 |
+ |
() -> f.applyToEitherAsync(g, null, exec), |
3018 |
+ |
() -> f.applyToEither(nullFuture, (x) -> x), |
3019 |
+ |
() -> f.applyToEitherAsync(nullFuture, (x) -> x), |
3020 |
+ |
() -> f.applyToEitherAsync(nullFuture, (x) -> x, exec), |
3021 |
+ |
() -> f.applyToEitherAsync(g, (x) -> x, null), |
3022 |
+ |
|
3023 |
+ |
() -> f.acceptEither(g, null), |
3024 |
+ |
() -> f.acceptEitherAsync(g, null), |
3025 |
+ |
() -> f.acceptEitherAsync(g, null, exec), |
3026 |
+ |
() -> f.acceptEither(nullFuture, (x) -> {}), |
3027 |
+ |
() -> f.acceptEitherAsync(nullFuture, (x) -> {}), |
3028 |
+ |
() -> f.acceptEitherAsync(nullFuture, (x) -> {}, exec), |
3029 |
+ |
() -> f.acceptEitherAsync(g, (x) -> {}, null), |
3030 |
+ |
|
3031 |
+ |
() -> f.runAfterEither(g, null), |
3032 |
+ |
() -> f.runAfterEitherAsync(g, null), |
3033 |
+ |
() -> f.runAfterEitherAsync(g, null, exec), |
3034 |
+ |
() -> f.runAfterEither(nullFuture, () -> {}), |
3035 |
+ |
() -> f.runAfterEitherAsync(nullFuture, () -> {}), |
3036 |
+ |
() -> f.runAfterEitherAsync(nullFuture, () -> {}, exec), |
3037 |
+ |
() -> f.runAfterEitherAsync(g, () -> {}, null), |
3038 |
+ |
|
3039 |
+ |
() -> f.thenCompose(null), |
3040 |
+ |
() -> f.thenComposeAsync(null), |
3041 |
+ |
() -> f.thenComposeAsync(new CompletableFutureInc(), null), |
3042 |
+ |
() -> f.thenComposeAsync(null, exec), |
3043 |
+ |
|
3044 |
+ |
() -> f.exceptionally(null), |
3045 |
+ |
|
3046 |
+ |
() -> f.handle(null), |
3047 |
+ |
|
3048 |
+ |
() -> CompletableFuture.allOf((CompletableFuture<?>)null), |
3049 |
+ |
() -> CompletableFuture.allOf((CompletableFuture<?>[])null), |
3050 |
+ |
() -> CompletableFuture.allOf(f, null), |
3051 |
+ |
() -> CompletableFuture.allOf(null, f), |
3052 |
+ |
|
3053 |
+ |
() -> CompletableFuture.anyOf((CompletableFuture<?>)null), |
3054 |
+ |
() -> CompletableFuture.anyOf((CompletableFuture<?>[])null), |
3055 |
+ |
() -> CompletableFuture.anyOf(f, null), |
3056 |
+ |
() -> CompletableFuture.anyOf(null, f), |
3057 |
+ |
|
3058 |
+ |
() -> f.obtrudeException(null), |
3059 |
+ |
}; |
3060 |
+ |
|
3061 |
+ |
assertThrows(NullPointerException.class, throwingActions); |
3062 |
+ |
assertEquals(0, exec.count.get()); |
3063 |
+ |
} |
3064 |
+ |
|
3065 |
+ |
/** |
3066 |
+ |
* toCompletableFuture returns this CompletableFuture. |
3067 |
+ |
*/ |
3068 |
+ |
public void testToCompletableFuture() { |
3069 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3070 |
+ |
assertSame(f, f.toCompletableFuture()); |
3071 |
+ |
} |
3072 |
+ |
|
3073 |
+ |
/** |
3074 |
+ |
* whenComplete action executes on normal completion, propagating |
3075 |
+ |
* source result. |
3076 |
+ |
*/ |
3077 |
+ |
public void testWhenComplete1() { |
3078 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3079 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3080 |
+ |
CompletableFuture<Integer> g = |
3081 |
+ |
f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement()); |
3082 |
+ |
f.complete(three); |
3083 |
+ |
checkCompletedNormally(f, three); |
3084 |
+ |
checkCompletedNormally(g, three); |
3085 |
+ |
assertEquals(a.get(), 1); |
3086 |
+ |
} |
3087 |
+ |
|
3088 |
+ |
/** |
3089 |
+ |
* whenComplete action executes on exceptional completion, propagating |
3090 |
+ |
* source result. |
3091 |
+ |
*/ |
3092 |
+ |
public void testWhenComplete2() { |
3093 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3094 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3095 |
+ |
CompletableFuture<Integer> g = |
3096 |
+ |
f.whenComplete((Integer x, Throwable t) -> a.getAndIncrement()); |
3097 |
+ |
f.completeExceptionally(new CFException()); |
3098 |
+ |
assertTrue(f.isCompletedExceptionally()); |
3099 |
+ |
assertTrue(g.isCompletedExceptionally()); |
3100 |
+ |
assertEquals(a.get(), 1); |
3101 |
+ |
} |
3102 |
+ |
|
3103 |
+ |
/** |
3104 |
+ |
* If a whenComplete action throws an exception when triggered by |
3105 |
+ |
* a normal completion, it completes exceptionally |
3106 |
+ |
*/ |
3107 |
+ |
public void testWhenComplete3() { |
3108 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3109 |
+ |
CompletableFuture<Integer> g = |
3110 |
+ |
f.whenComplete((Integer x, Throwable t) -> |
3111 |
+ |
{ throw new CFException(); } ); |
3112 |
+ |
f.complete(three); |
3113 |
+ |
checkCompletedNormally(f, three); |
3114 |
+ |
assertTrue(g.isCompletedExceptionally()); |
3115 |
+ |
checkCompletedWithWrappedCFException(g); |
3116 |
+ |
} |
3117 |
+ |
|
3118 |
+ |
/** |
3119 |
+ |
* whenCompleteAsync action executes on normal completion, propagating |
3120 |
+ |
* source result. |
3121 |
+ |
*/ |
3122 |
+ |
public void testWhenCompleteAsync1() { |
3123 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3124 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3125 |
+ |
CompletableFuture<Integer> g = |
3126 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement()); |
3127 |
+ |
f.complete(three); |
3128 |
+ |
checkCompletedNormally(f, three); |
3129 |
+ |
checkCompletedNormally(g, three); |
3130 |
+ |
assertEquals(a.get(), 1); |
3131 |
+ |
} |
3132 |
+ |
|
3133 |
+ |
/** |
3134 |
+ |
* whenCompleteAsync action executes on exceptional completion, propagating |
3135 |
+ |
* source result. |
3136 |
+ |
*/ |
3137 |
+ |
public void testWhenCompleteAsync2() { |
3138 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3139 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3140 |
+ |
CompletableFuture<Integer> g = |
3141 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement()); |
3142 |
+ |
f.completeExceptionally(new CFException()); |
3143 |
+ |
checkCompletedWithWrappedCFException(f); |
3144 |
+ |
checkCompletedWithWrappedCFException(g); |
3145 |
+ |
} |
3146 |
+ |
|
3147 |
+ |
/** |
3148 |
+ |
* If a whenCompleteAsync action throws an exception when |
3149 |
+ |
* triggered by a normal completion, it completes exceptionally |
3150 |
+ |
*/ |
3151 |
+ |
public void testWhenCompleteAsync3() { |
3152 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3153 |
+ |
CompletableFuture<Integer> g = |
3154 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> |
3155 |
+ |
{ throw new CFException(); } ); |
3156 |
+ |
f.complete(three); |
3157 |
+ |
checkCompletedNormally(f, three); |
3158 |
+ |
checkCompletedWithWrappedCFException(g); |
3159 |
+ |
} |
3160 |
+ |
|
3161 |
+ |
/** |
3162 |
+ |
* whenCompleteAsync action executes on normal completion, propagating |
3163 |
+ |
* source result. |
3164 |
+ |
*/ |
3165 |
+ |
public void testWhenCompleteAsync1e() { |
3166 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3167 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
3168 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3169 |
+ |
CompletableFuture<Integer> g = |
3170 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(), |
3171 |
+ |
exec); |
3172 |
+ |
f.complete(three); |
3173 |
+ |
checkCompletedNormally(f, three); |
3174 |
+ |
checkCompletedNormally(g, three); |
3175 |
+ |
assertEquals(a.get(), 1); |
3176 |
+ |
} |
3177 |
+ |
|
3178 |
+ |
/** |
3179 |
+ |
* whenCompleteAsync action executes on exceptional completion, propagating |
3180 |
+ |
* source result. |
3181 |
+ |
*/ |
3182 |
+ |
public void testWhenCompleteAsync2e() { |
3183 |
+ |
final AtomicInteger a = new AtomicInteger(); |
3184 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
3185 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3186 |
+ |
CompletableFuture<Integer> g = |
3187 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> a.getAndIncrement(), |
3188 |
+ |
exec); |
3189 |
+ |
f.completeExceptionally(new CFException()); |
3190 |
+ |
checkCompletedWithWrappedCFException(f); |
3191 |
+ |
checkCompletedWithWrappedCFException(g); |
3192 |
+ |
} |
3193 |
+ |
|
3194 |
+ |
/** |
3195 |
+ |
* If a whenCompleteAsync action throws an exception when triggered |
3196 |
+ |
* by a normal completion, it completes exceptionally |
3197 |
+ |
*/ |
3198 |
+ |
public void testWhenCompleteAsync3e() { |
3199 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
3200 |
+ |
CompletableFuture<Integer> f = new CompletableFuture<>(); |
3201 |
+ |
CompletableFuture<Integer> g = |
3202 |
+ |
f.whenCompleteAsync((Integer x, Throwable t) -> |
3203 |
+ |
{ throw new CFException(); }, |
3204 |
+ |
exec); |
3205 |
+ |
f.complete(three); |
3206 |
+ |
checkCompletedNormally(f, three); |
3207 |
+ |
checkCompletedWithWrappedCFException(g); |
3208 |
+ |
} |
3209 |
+ |
|
3210 |
+ |
/** |
3211 |
+ |
* handleAsync action completes normally with function value on |
3212 |
+ |
* either normal or exceptional completion of source |
3213 |
+ |
*/ |
3214 |
+ |
public void testHandleAsync() { |
3215 |
+ |
CompletableFuture<Integer> f, g; |
3216 |
+ |
IntegerHandler r; |
3217 |
+ |
|
3218 |
+ |
f = new CompletableFuture<>(); |
3219 |
+ |
g = f.handleAsync(r = new IntegerHandler()); |
3220 |
+ |
assertFalse(r.ran); |
3221 |
+ |
f.completeExceptionally(new CFException()); |
3222 |
+ |
checkCompletedWithWrappedCFException(f); |
3223 |
+ |
checkCompletedNormally(g, three); |
3224 |
+ |
assertTrue(r.ran); |
3225 |
+ |
|
3226 |
+ |
f = new CompletableFuture<>(); |
3227 |
+ |
g = f.handleAsync(r = new IntegerHandler()); |
3228 |
+ |
assertFalse(r.ran); |
3229 |
+ |
f.completeExceptionally(new CFException()); |
3230 |
+ |
checkCompletedWithWrappedCFException(f); |
3231 |
+ |
checkCompletedNormally(g, three); |
3232 |
+ |
assertTrue(r.ran); |
3233 |
+ |
|
3234 |
+ |
f = new CompletableFuture<>(); |
3235 |
+ |
g = f.handleAsync(r = new IntegerHandler()); |
3236 |
+ |
assertFalse(r.ran); |
3237 |
+ |
f.complete(one); |
3238 |
+ |
checkCompletedNormally(f, one); |
3239 |
+ |
checkCompletedNormally(g, two); |
3240 |
+ |
assertTrue(r.ran); |
3241 |
+ |
|
3242 |
+ |
f = new CompletableFuture<>(); |
3243 |
+ |
g = f.handleAsync(r = new IntegerHandler()); |
3244 |
+ |
assertFalse(r.ran); |
3245 |
+ |
f.complete(one); |
3246 |
+ |
checkCompletedNormally(f, one); |
3247 |
+ |
checkCompletedNormally(g, two); |
3248 |
+ |
assertTrue(r.ran); |
3249 |
+ |
} |
3250 |
+ |
|
3251 |
+ |
/** |
3252 |
+ |
* handleAsync action with Executor completes normally with |
3253 |
+ |
* function value on either normal or exceptional completion of |
3254 |
+ |
* source |
3255 |
+ |
*/ |
3256 |
+ |
public void testHandleAsync2() { |
3257 |
+ |
CompletableFuture<Integer> f, g; |
3258 |
+ |
ThreadExecutor exec = new ThreadExecutor(); |
3259 |
+ |
IntegerHandler r; |
3260 |
+ |
|
3261 |
+ |
f = new CompletableFuture<>(); |
3262 |
+ |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3263 |
+ |
assertFalse(r.ran); |
3264 |
+ |
f.completeExceptionally(new CFException()); |
3265 |
+ |
checkCompletedWithWrappedCFException(f); |
3266 |
+ |
checkCompletedNormally(g, three); |
3267 |
+ |
assertTrue(r.ran); |
3268 |
+ |
|
3269 |
+ |
f = new CompletableFuture<>(); |
3270 |
+ |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3271 |
+ |
assertFalse(r.ran); |
3272 |
+ |
f.completeExceptionally(new CFException()); |
3273 |
+ |
checkCompletedWithWrappedCFException(f); |
3274 |
+ |
checkCompletedNormally(g, three); |
3275 |
+ |
assertTrue(r.ran); |
3276 |
+ |
|
3277 |
+ |
f = new CompletableFuture<>(); |
3278 |
+ |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3279 |
+ |
assertFalse(r.ran); |
3280 |
+ |
f.complete(one); |
3281 |
+ |
checkCompletedNormally(f, one); |
3282 |
+ |
checkCompletedNormally(g, two); |
3283 |
+ |
assertTrue(r.ran); |
3284 |
+ |
|
3285 |
+ |
f = new CompletableFuture<>(); |
3286 |
+ |
g = f.handleAsync(r = new IntegerHandler(), exec); |
3287 |
+ |
assertFalse(r.ran); |
3288 |
+ |
f.complete(one); |
3289 |
+ |
checkCompletedNormally(f, one); |
3290 |
+ |
checkCompletedNormally(g, two); |
3291 |
+ |
assertTrue(r.ran); |
3292 |
+ |
} |
3293 |
+ |
|
3294 |
|
} |