134 |
|
* toString returns current value. |
135 |
|
*/ |
136 |
|
public void testToString() { |
137 |
< |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
137 |
> |
AtomicReference<Integer> ai = new AtomicReference<>(one); |
138 |
|
assertEquals(one.toString(), ai.toString()); |
139 |
|
ai.set(two); |
140 |
|
assertEquals(two.toString(), ai.toString()); |
141 |
|
} |
142 |
|
|
143 |
– |
// jdk9 |
144 |
– |
|
145 |
– |
/** |
146 |
– |
* getPlain returns the last value set |
147 |
– |
*/ |
148 |
– |
public void testGetPlainSet() { |
149 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
150 |
– |
assertEquals(one, ai.getPlain()); |
151 |
– |
ai.set(two); |
152 |
– |
assertEquals(two, ai.getPlain()); |
153 |
– |
ai.set(m3); |
154 |
– |
assertEquals(m3, ai.getPlain()); |
155 |
– |
} |
156 |
– |
|
157 |
– |
/** |
158 |
– |
* getOpaque returns the last value set |
159 |
– |
*/ |
160 |
– |
public void testGetOpaqueSet() { |
161 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
162 |
– |
assertEquals(one, ai.getOpaque()); |
163 |
– |
ai.set(two); |
164 |
– |
assertEquals(two, ai.getOpaque()); |
165 |
– |
ai.set(m3); |
166 |
– |
assertEquals(m3, ai.getOpaque()); |
167 |
– |
} |
168 |
– |
|
169 |
– |
/** |
170 |
– |
* getAcquire returns the last value set |
171 |
– |
*/ |
172 |
– |
public void testGetAcquireSet() { |
173 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
174 |
– |
assertEquals(one, ai.getAcquire()); |
175 |
– |
ai.set(two); |
176 |
– |
assertEquals(two, ai.getAcquire()); |
177 |
– |
ai.set(m3); |
178 |
– |
assertEquals(m3, ai.getAcquire()); |
179 |
– |
} |
180 |
– |
|
181 |
– |
/** |
182 |
– |
* get returns the last value setPlain |
183 |
– |
*/ |
184 |
– |
public void testGetSetPlain() { |
185 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
186 |
– |
assertEquals(one, ai.get()); |
187 |
– |
ai.setPlain(two); |
188 |
– |
assertEquals(two, ai.get()); |
189 |
– |
ai.setPlain(m3); |
190 |
– |
assertEquals(m3, ai.get()); |
191 |
– |
} |
192 |
– |
|
193 |
– |
/** |
194 |
– |
* get returns the last value setOpaque |
195 |
– |
*/ |
196 |
– |
public void testGetSetOpaque() { |
197 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
198 |
– |
assertEquals(one, ai.get()); |
199 |
– |
ai.setOpaque(two); |
200 |
– |
assertEquals(two, ai.get()); |
201 |
– |
ai.setOpaque(m3); |
202 |
– |
assertEquals(m3, ai.get()); |
203 |
– |
} |
204 |
– |
|
205 |
– |
/** |
206 |
– |
* get returns the last value setRelease |
207 |
– |
*/ |
208 |
– |
public void testGetSetRelease() { |
209 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
210 |
– |
assertEquals(one, ai.get()); |
211 |
– |
ai.setRelease(two); |
212 |
– |
assertEquals(two, ai.get()); |
213 |
– |
ai.setRelease(m3); |
214 |
– |
assertEquals(m3, ai.get()); |
215 |
– |
} |
216 |
– |
|
217 |
– |
/** |
218 |
– |
* compareAndExchange succeeds in changing value if equal to |
219 |
– |
* expected else fails |
220 |
– |
*/ |
221 |
– |
public void testCompareAndExchange() { |
222 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
223 |
– |
assertEquals(one, ai.compareAndExchange(one, two)); |
224 |
– |
assertEquals(two, ai.compareAndExchange(two, m4)); |
225 |
– |
assertEquals(m4, ai.get()); |
226 |
– |
assertEquals(m4, ai.compareAndExchange(m5, seven)); |
227 |
– |
assertEquals(m4, ai.get()); |
228 |
– |
assertEquals(m4, ai.compareAndExchange(m4, seven)); |
229 |
– |
assertEquals(seven, ai.get()); |
230 |
– |
} |
231 |
– |
|
232 |
– |
/** |
233 |
– |
* compareAndExchangeAcquire succeeds in changing value if equal to |
234 |
– |
* expected else fails |
235 |
– |
*/ |
236 |
– |
public void testCompareAndExchangeAcquire() { |
237 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
238 |
– |
assertEquals(one, ai.compareAndExchangeAcquire(one, two)); |
239 |
– |
assertEquals(two, ai.compareAndExchangeAcquire(two, m4)); |
240 |
– |
assertEquals(m4, ai.get()); |
241 |
– |
assertEquals(m4, ai.compareAndExchangeAcquire(m5, seven)); |
242 |
– |
assertEquals(m4, ai.get()); |
243 |
– |
assertEquals(m4, ai.compareAndExchangeAcquire(m4, seven)); |
244 |
– |
assertEquals(seven, ai.get()); |
245 |
– |
} |
246 |
– |
|
247 |
– |
/** |
248 |
– |
* compareAndExchangeRelease succeeds in changing value if equal to |
249 |
– |
* expected else fails |
250 |
– |
*/ |
251 |
– |
public void testCompareAndExchangeRelease() { |
252 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
253 |
– |
assertEquals(one, ai.compareAndExchangeRelease(one, two)); |
254 |
– |
assertEquals(two, ai.compareAndExchangeRelease(two, m4)); |
255 |
– |
assertEquals(m4, ai.get()); |
256 |
– |
assertEquals(m4, ai.compareAndExchangeRelease(m5, seven)); |
257 |
– |
assertEquals(m4, ai.get()); |
258 |
– |
assertEquals(m4, ai.compareAndExchangeRelease(m4, seven)); |
259 |
– |
assertEquals(seven, ai.get()); |
260 |
– |
} |
261 |
– |
|
262 |
– |
/** |
263 |
– |
* repeated weakCompareAndSetVolatile succeeds in changing value when equal |
264 |
– |
* to expected |
265 |
– |
*/ |
266 |
– |
public void testWeakCompareAndSetVolatile() { |
267 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
268 |
– |
do {} while (!ai.weakCompareAndSetVolatile(one, two)); |
269 |
– |
do {} while (!ai.weakCompareAndSetVolatile(two, m4)); |
270 |
– |
assertEquals(m4, ai.get()); |
271 |
– |
do {} while (!ai.weakCompareAndSetVolatile(m4, seven)); |
272 |
– |
assertEquals(seven, ai.get()); |
273 |
– |
} |
274 |
– |
|
275 |
– |
/** |
276 |
– |
* repeated weakCompareAndSetAcquire succeeds in changing value when equal |
277 |
– |
* to expected |
278 |
– |
*/ |
279 |
– |
public void testWeakCompareAndSetAcquire() { |
280 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
281 |
– |
do {} while (!ai.weakCompareAndSetAcquire(one, two)); |
282 |
– |
do {} while (!ai.weakCompareAndSetAcquire(two, m4)); |
283 |
– |
assertEquals(m4, ai.get()); |
284 |
– |
do {} while (!ai.weakCompareAndSetAcquire(m4, seven)); |
285 |
– |
assertEquals(seven, ai.get()); |
286 |
– |
} |
287 |
– |
|
288 |
– |
/** |
289 |
– |
* repeated weakCompareAndSetRelease succeeds in changing value when equal |
290 |
– |
* to expected |
291 |
– |
*/ |
292 |
– |
public void testWeakCompareAndSetRelease() { |
293 |
– |
AtomicReference<Integer> ai = new AtomicReference<Integer>(one); |
294 |
– |
do {} while (!ai.weakCompareAndSetRelease(one, two)); |
295 |
– |
do {} while (!ai.weakCompareAndSetRelease(two, m4)); |
296 |
– |
assertEquals(m4, ai.get()); |
297 |
– |
do {} while (!ai.weakCompareAndSetRelease(m4, seven)); |
298 |
– |
assertEquals(seven, ai.get()); |
299 |
– |
} |
300 |
– |
|
143 |
|
} |