21 |
|
return new TestSuite(AtomicLongFieldUpdaterTest.class); |
22 |
|
} |
23 |
|
|
24 |
+ |
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> updaterFor(String fieldName) { |
25 |
+ |
return AtomicLongFieldUpdater.newUpdater |
26 |
+ |
(AtomicLongFieldUpdaterTest.class, fieldName); |
27 |
+ |
} |
28 |
+ |
|
29 |
|
/** |
30 |
|
* Construction with non-existent field throws RuntimeException |
31 |
|
*/ |
32 |
|
public void testConstructor() { |
33 |
|
try { |
34 |
< |
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> |
30 |
< |
a = AtomicLongFieldUpdater.newUpdater |
31 |
< |
(AtomicLongFieldUpdaterTest.class, "y"); |
34 |
> |
updaterFor("y"); |
35 |
|
shouldThrow(); |
36 |
|
} catch (RuntimeException success) {} |
37 |
|
} |
41 |
|
*/ |
42 |
|
public void testConstructor2() { |
43 |
|
try { |
44 |
< |
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> |
42 |
< |
a = AtomicLongFieldUpdater.newUpdater |
43 |
< |
(AtomicLongFieldUpdaterTest.class, "z"); |
44 |
> |
updaterFor("z"); |
45 |
|
shouldThrow(); |
46 |
|
} catch (RuntimeException success) {} |
47 |
|
} |
51 |
|
*/ |
52 |
|
public void testConstructor3() { |
53 |
|
try { |
54 |
< |
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> |
54 |
< |
a = AtomicLongFieldUpdater.newUpdater |
55 |
< |
(AtomicLongFieldUpdaterTest.class, "w"); |
54 |
> |
updaterFor("w"); |
55 |
|
shouldThrow(); |
56 |
|
} catch (RuntimeException success) {} |
57 |
|
} |
61 |
|
*/ |
62 |
|
public void testGetSet() { |
63 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
64 |
< |
try { |
65 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
66 |
< |
} catch (RuntimeException ok) { |
67 |
< |
return; |
68 |
< |
} |
69 |
< |
x = 1; |
70 |
< |
assertEquals(1,a.get(this)); |
72 |
< |
a.set(this,2); |
73 |
< |
assertEquals(2,a.get(this)); |
74 |
< |
a.set(this,-3); |
75 |
< |
assertEquals(-3,a.get(this)); |
64 |
> |
a = updaterFor("x"); |
65 |
> |
x = 1; |
66 |
> |
assertEquals(1, a.get(this)); |
67 |
> |
a.set(this, 2); |
68 |
> |
assertEquals(2, a.get(this)); |
69 |
> |
a.set(this, -3); |
70 |
> |
assertEquals(-3, a.get(this)); |
71 |
|
} |
72 |
|
|
73 |
|
/** |
75 |
|
*/ |
76 |
|
public void testGetLazySet() { |
77 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
78 |
< |
try { |
79 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
80 |
< |
} catch (RuntimeException ok) { |
81 |
< |
return; |
82 |
< |
} |
83 |
< |
x = 1; |
84 |
< |
assertEquals(1,a.get(this)); |
90 |
< |
a.lazySet(this,2); |
91 |
< |
assertEquals(2,a.get(this)); |
92 |
< |
a.lazySet(this,-3); |
93 |
< |
assertEquals(-3,a.get(this)); |
78 |
> |
a = updaterFor("x"); |
79 |
> |
x = 1; |
80 |
> |
assertEquals(1, a.get(this)); |
81 |
> |
a.lazySet(this, 2); |
82 |
> |
assertEquals(2, a.get(this)); |
83 |
> |
a.lazySet(this, -3); |
84 |
> |
assertEquals(-3, a.get(this)); |
85 |
|
} |
86 |
|
|
87 |
|
/** |
89 |
|
*/ |
90 |
|
public void testCompareAndSet() { |
91 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
92 |
< |
try { |
93 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
94 |
< |
} catch (RuntimeException ok) { |
95 |
< |
return; |
96 |
< |
} |
97 |
< |
x = 1; |
98 |
< |
assertTrue(a.compareAndSet(this,1,2)); |
99 |
< |
assertTrue(a.compareAndSet(this,2,-4)); |
100 |
< |
assertEquals(-4,a.get(this)); |
110 |
< |
assertFalse(a.compareAndSet(this,-5,7)); |
111 |
< |
assertEquals(-4,a.get(this)); |
112 |
< |
assertTrue(a.compareAndSet(this,-4,7)); |
113 |
< |
assertEquals(7,a.get(this)); |
92 |
> |
a = updaterFor("x"); |
93 |
> |
x = 1; |
94 |
> |
assertTrue(a.compareAndSet(this, 1, 2)); |
95 |
> |
assertTrue(a.compareAndSet(this, 2, -4)); |
96 |
> |
assertEquals(-4, a.get(this)); |
97 |
> |
assertFalse(a.compareAndSet(this, -5, 7)); |
98 |
> |
assertEquals(-4, a.get(this)); |
99 |
> |
assertTrue(a.compareAndSet(this, -4, 7)); |
100 |
> |
assertEquals(7, a.get(this)); |
101 |
|
} |
102 |
|
|
103 |
|
/** |
106 |
|
*/ |
107 |
|
public void testCompareAndSetInMultipleThreads() throws Exception { |
108 |
|
x = 1; |
109 |
< |
final AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest>a; |
110 |
< |
try { |
124 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
125 |
< |
} catch (RuntimeException ok) { |
126 |
< |
return; |
127 |
< |
} |
109 |
> |
final AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
110 |
> |
a = updaterFor("x"); |
111 |
|
|
112 |
|
Thread t = new Thread(new CheckedRunnable() { |
113 |
|
public void realRun() { |
119 |
|
assertTrue(a.compareAndSet(this, 1, 2)); |
120 |
|
t.join(LONG_DELAY_MS); |
121 |
|
assertFalse(t.isAlive()); |
122 |
< |
assertEquals(a.get(this), 3); |
122 |
> |
assertEquals(3, a.get(this)); |
123 |
|
} |
124 |
|
|
125 |
|
/** |
128 |
|
*/ |
129 |
|
public void testWeakCompareAndSet() { |
130 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
131 |
< |
try { |
132 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
133 |
< |
} catch (RuntimeException ok) { |
134 |
< |
return; |
135 |
< |
} |
136 |
< |
x = 1; |
137 |
< |
while (!a.weakCompareAndSet(this,1,2)); |
155 |
< |
while (!a.weakCompareAndSet(this,2,-4)); |
156 |
< |
assertEquals(-4,a.get(this)); |
157 |
< |
while (!a.weakCompareAndSet(this,-4,7)); |
158 |
< |
assertEquals(7,a.get(this)); |
131 |
> |
a = updaterFor("x"); |
132 |
> |
x = 1; |
133 |
> |
while (!a.weakCompareAndSet(this, 1, 2)); |
134 |
> |
while (!a.weakCompareAndSet(this, 2, -4)); |
135 |
> |
assertEquals(-4, a.get(this)); |
136 |
> |
while (!a.weakCompareAndSet(this, -4, 7)); |
137 |
> |
assertEquals(7, a.get(this)); |
138 |
|
} |
139 |
|
|
140 |
|
/** |
142 |
|
*/ |
143 |
|
public void testGetAndSet() { |
144 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
145 |
< |
try { |
146 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
147 |
< |
} catch (RuntimeException ok) { |
148 |
< |
return; |
149 |
< |
} |
171 |
< |
x = 1; |
172 |
< |
assertEquals(1,a.getAndSet(this, 0)); |
173 |
< |
assertEquals(0,a.getAndSet(this,-10)); |
174 |
< |
assertEquals(-10,a.getAndSet(this,1)); |
145 |
> |
a = updaterFor("x"); |
146 |
> |
x = 1; |
147 |
> |
assertEquals(1, a.getAndSet(this, 0)); |
148 |
> |
assertEquals(0, a.getAndSet(this, -10)); |
149 |
> |
assertEquals(-10, a.getAndSet(this, 1)); |
150 |
|
} |
151 |
|
|
152 |
|
/** |
154 |
|
*/ |
155 |
|
public void testGetAndAdd() { |
156 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
157 |
< |
try { |
158 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
159 |
< |
} catch (RuntimeException ok) { |
160 |
< |
return; |
161 |
< |
} |
162 |
< |
x = 1; |
188 |
< |
assertEquals(1,a.getAndAdd(this,2)); |
189 |
< |
assertEquals(3,a.get(this)); |
190 |
< |
assertEquals(3,a.getAndAdd(this,-4)); |
191 |
< |
assertEquals(-1,a.get(this)); |
157 |
> |
a = updaterFor("x"); |
158 |
> |
x = 1; |
159 |
> |
assertEquals(1, a.getAndAdd(this, 2)); |
160 |
> |
assertEquals(3, a.get(this)); |
161 |
> |
assertEquals(3, a.getAndAdd(this, -4)); |
162 |
> |
assertEquals(-1, a.get(this)); |
163 |
|
} |
164 |
|
|
165 |
|
/** |
167 |
|
*/ |
168 |
|
public void testGetAndDecrement() { |
169 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
170 |
< |
try { |
171 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
172 |
< |
} catch (RuntimeException ok) { |
173 |
< |
return; |
174 |
< |
} |
204 |
< |
x = 1; |
205 |
< |
assertEquals(1,a.getAndDecrement(this)); |
206 |
< |
assertEquals(0,a.getAndDecrement(this)); |
207 |
< |
assertEquals(-1,a.getAndDecrement(this)); |
170 |
> |
a = updaterFor("x"); |
171 |
> |
x = 1; |
172 |
> |
assertEquals(1, a.getAndDecrement(this)); |
173 |
> |
assertEquals(0, a.getAndDecrement(this)); |
174 |
> |
assertEquals(-1, a.getAndDecrement(this)); |
175 |
|
} |
176 |
|
|
177 |
|
/** |
179 |
|
*/ |
180 |
|
public void testGetAndIncrement() { |
181 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
182 |
< |
try { |
183 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
184 |
< |
} catch (RuntimeException ok) { |
185 |
< |
return; |
186 |
< |
} |
187 |
< |
x = 1; |
188 |
< |
assertEquals(1,a.getAndIncrement(this)); |
189 |
< |
assertEquals(2,a.get(this)); |
190 |
< |
a.set(this,-2); |
224 |
< |
assertEquals(-2,a.getAndIncrement(this)); |
225 |
< |
assertEquals(-1,a.getAndIncrement(this)); |
226 |
< |
assertEquals(0,a.getAndIncrement(this)); |
227 |
< |
assertEquals(1,a.get(this)); |
182 |
> |
a = updaterFor("x"); |
183 |
> |
x = 1; |
184 |
> |
assertEquals(1, a.getAndIncrement(this)); |
185 |
> |
assertEquals(2, a.get(this)); |
186 |
> |
a.set(this, -2); |
187 |
> |
assertEquals(-2, a.getAndIncrement(this)); |
188 |
> |
assertEquals(-1, a.getAndIncrement(this)); |
189 |
> |
assertEquals(0, a.getAndIncrement(this)); |
190 |
> |
assertEquals(1, a.get(this)); |
191 |
|
} |
192 |
|
|
193 |
|
/** |
195 |
|
*/ |
196 |
|
public void testAddAndGet() { |
197 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
198 |
< |
try { |
199 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
200 |
< |
} catch (RuntimeException ok) { |
201 |
< |
return; |
202 |
< |
} |
203 |
< |
x = 1; |
241 |
< |
assertEquals(3,a.addAndGet(this,2)); |
242 |
< |
assertEquals(3,a.get(this)); |
243 |
< |
assertEquals(-1,a.addAndGet(this,-4)); |
244 |
< |
assertEquals(-1,a.get(this)); |
198 |
> |
a = updaterFor("x"); |
199 |
> |
x = 1; |
200 |
> |
assertEquals(3, a.addAndGet(this, 2)); |
201 |
> |
assertEquals(3, a.get(this)); |
202 |
> |
assertEquals(-1, a.addAndGet(this, -4)); |
203 |
> |
assertEquals(-1, a.get(this)); |
204 |
|
} |
205 |
|
|
206 |
|
/** |
208 |
|
*/ |
209 |
|
public void testDecrementAndGet() { |
210 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
211 |
< |
try { |
212 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
213 |
< |
} catch (RuntimeException ok) { |
214 |
< |
return; |
215 |
< |
} |
216 |
< |
x = 1; |
258 |
< |
assertEquals(0,a.decrementAndGet(this)); |
259 |
< |
assertEquals(-1,a.decrementAndGet(this)); |
260 |
< |
assertEquals(-2,a.decrementAndGet(this)); |
261 |
< |
assertEquals(-2,a.get(this)); |
211 |
> |
a = updaterFor("x"); |
212 |
> |
x = 1; |
213 |
> |
assertEquals(0, a.decrementAndGet(this)); |
214 |
> |
assertEquals(-1, a.decrementAndGet(this)); |
215 |
> |
assertEquals(-2, a.decrementAndGet(this)); |
216 |
> |
assertEquals(-2, a.get(this)); |
217 |
|
} |
218 |
|
|
219 |
|
/** |
221 |
|
*/ |
222 |
|
public void testIncrementAndGet() { |
223 |
|
AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a; |
224 |
< |
try { |
225 |
< |
a = AtomicLongFieldUpdater.newUpdater(AtomicLongFieldUpdaterTest.class, "x"); |
226 |
< |
} catch (RuntimeException ok) { |
227 |
< |
return; |
228 |
< |
} |
229 |
< |
x = 1; |
230 |
< |
assertEquals(2,a.incrementAndGet(this)); |
231 |
< |
assertEquals(2,a.get(this)); |
232 |
< |
a.set(this,-2); |
278 |
< |
assertEquals(-1,a.incrementAndGet(this)); |
279 |
< |
assertEquals(0,a.incrementAndGet(this)); |
280 |
< |
assertEquals(1,a.incrementAndGet(this)); |
281 |
< |
assertEquals(1,a.get(this)); |
224 |
> |
a = updaterFor("x"); |
225 |
> |
x = 1; |
226 |
> |
assertEquals(2, a.incrementAndGet(this)); |
227 |
> |
assertEquals(2, a.get(this)); |
228 |
> |
a.set(this, -2); |
229 |
> |
assertEquals(-1, a.incrementAndGet(this)); |
230 |
> |
assertEquals(0, a.incrementAndGet(this)); |
231 |
> |
assertEquals(1, a.incrementAndGet(this)); |
232 |
> |
assertEquals(1, a.get(this)); |
233 |
|
} |
234 |
|
|
235 |
|
} |