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root/jsr166/jsr166/src/test/tck/AtomicLongFieldUpdaterTest.java

Comparing jsr166/src/test/tck/AtomicLongFieldUpdaterTest.java (file contents):
Revision 1.13 by jsr166, Tue Nov 17 03:12:51 2009 UTC vs.
Revision 1.18 by jsr166, Sat Oct 9 19:30:34 2010 UTC

#	Line 31 | Line 31 | public class AtomicLongFieldUpdaterTest
31		a = AtomicLongFieldUpdater.newUpdater
32		(AtomicLongFieldUpdaterTest.class, "y");
33		shouldThrow();
34	<	}
35	<	catch (RuntimeException rt) {}
34	>	} catch (RuntimeException success) {}
35		}
36
37		/**
#	Line 44 | Line 43 | public class AtomicLongFieldUpdaterTest
43		a = AtomicLongFieldUpdater.newUpdater
44		(AtomicLongFieldUpdaterTest.class, "z");
45		shouldThrow();
46	<	}
48	<	catch (RuntimeException rt) {}
46	>	} catch (RuntimeException success) {}
47		}
48
49		/**
#	Line 57 | Line 55 | public class AtomicLongFieldUpdaterTest
55		a = AtomicLongFieldUpdater.newUpdater
56		(AtomicLongFieldUpdaterTest.class, "w");
57		shouldThrow();
58	<	}
61	<
62	<	catch (RuntimeException rt) {}
58	>	} catch (RuntimeException success) {}
59		}
60
61		/**
62	<	*  get returns the last value set or assigned
62	>	* get returns the last value set or assigned
63		*/
64		public void testGetSet() {
65		AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a;
#	Line 73 | Line 69 | public class AtomicLongFieldUpdaterTest
69		return;
70		}
71		x = 1;
72	<	assertEquals(1,a.get(this));
73	<	a.set(this,2);
74	<	assertEquals(2,a.get(this));
75	<	a.set(this,-3);
76	<	assertEquals(-3,a.get(this));
72	>	assertEquals(1,a.get(this));
73	>	a.set(this,2);
74	>	assertEquals(2,a.get(this));
75	>	a.set(this,-3);
76	>	assertEquals(-3,a.get(this));
77		}
78
79		/**
80	<	*  get returns the last value lazySet by same thread
80	>	* get returns the last value lazySet by same thread
81		*/
82		public void testGetLazySet() {
83		AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a;
#	Line 91 | Line 87 | public class AtomicLongFieldUpdaterTest
87		return;
88		}
89		x = 1;
90	<	assertEquals(1,a.get(this));
91	<	a.lazySet(this,2);
92	<	assertEquals(2,a.get(this));
93	<	a.lazySet(this,-3);
94	<	assertEquals(-3,a.get(this));
90	>	assertEquals(1,a.get(this));
91	>	a.lazySet(this,2);
92	>	assertEquals(2,a.get(this));
93	>	a.lazySet(this,-3);
94	>	assertEquals(-3,a.get(this));
95		}
96
97
#	Line 110 | Line 106 | public class AtomicLongFieldUpdaterTest
106		return;
107		}
108		x = 1;
109	<	assertTrue(a.compareAndSet(this,1,2));
110	<	assertTrue(a.compareAndSet(this,2,-4));
111	<	assertEquals(-4,a.get(this));
112	<	assertFalse(a.compareAndSet(this,-5,7));
113	<	assertFalse((7 == a.get(this)));
114	<	assertTrue(a.compareAndSet(this,-4,7));
115	<	assertEquals(7,a.get(this));
109	>	assertTrue(a.compareAndSet(this,1,2));
110	>	assertTrue(a.compareAndSet(this,2,-4));
111	>	assertEquals(-4,a.get(this));
112	>	assertFalse(a.compareAndSet(this,-5,7));
113	>	assertEquals(-4,a.get(this));
114	>	assertTrue(a.compareAndSet(this,-4,7));
115	>	assertEquals(7,a.get(this));
116		}
117
118
#	Line 133 | Line 129 | public class AtomicLongFieldUpdaterTest
129		return;
130		}
131
132	<	Thread t = new Thread(new Runnable() {
133	<	public void run() {
134	<	while (!a.compareAndSet(AtomicLongFieldUpdaterTest.this, 2, 3)) Thread.yield();
135	<	}});
132	>	Thread t = new Thread(new CheckedRunnable() {
133	>	public void realRun() {
134	>	while (!a.compareAndSet(AtomicLongFieldUpdaterTest.this, 2, 3))
135	>	Thread.yield();
136	>	}});
137
138		t.start();
139		assertTrue(a.compareAndSet(this, 1, 2));
#	Line 157 | Line 154 | public class AtomicLongFieldUpdaterTest
154		return;
155		}
156		x = 1;
157	<	while (!a.weakCompareAndSet(this,1,2));
157	>	while (!a.weakCompareAndSet(this,1,2));
158		while (!a.weakCompareAndSet(this,2,-4));
159	<	assertEquals(-4,a.get(this));
160	<	while (!a.weakCompareAndSet(this,-4,7));
161	<	assertEquals(7,a.get(this));
159	>	assertEquals(-4,a.get(this));
160	>	while (!a.weakCompareAndSet(this,-4,7));
161	>	assertEquals(7,a.get(this));
162		}
163
164		/**
165	<	*  getAndSet returns previous value and sets to given value
165	>	* getAndSet returns previous value and sets to given value
166		*/
167		public void testGetAndSet() {
168		AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a;
#	Line 175 | Line 172 | public class AtomicLongFieldUpdaterTest
172		return;
173		}
174		x = 1;
175	<	assertEquals(1,a.getAndSet(this, 0));
176	<	assertEquals(0,a.getAndSet(this,-10));
177	<	assertEquals(-10,a.getAndSet(this,1));
175	>	assertEquals(1,a.getAndSet(this, 0));
176	>	assertEquals(0,a.getAndSet(this,-10));
177	>	assertEquals(-10,a.getAndSet(this,1));
178		}
179
180		/**
#	Line 191 | Line 188 | public class AtomicLongFieldUpdaterTest
188		return;
189		}
190		x = 1;
191	<	assertEquals(1,a.getAndAdd(this,2));
192	<	assertEquals(3,a.get(this));
193	<	assertEquals(3,a.getAndAdd(this,-4));
194	<	assertEquals(-1,a.get(this));
191	>	assertEquals(1,a.getAndAdd(this,2));
192	>	assertEquals(3,a.get(this));
193	>	assertEquals(3,a.getAndAdd(this,-4));
194	>	assertEquals(-1,a.get(this));
195		}
196
197		/**
#	Line 208 | Line 205 | public class AtomicLongFieldUpdaterTest
205		return;
206		}
207		x = 1;
208	<	assertEquals(1,a.getAndDecrement(this));
209	<	assertEquals(0,a.getAndDecrement(this));
210	<	assertEquals(-1,a.getAndDecrement(this));
208	>	assertEquals(1,a.getAndDecrement(this));
209	>	assertEquals(0,a.getAndDecrement(this));
210	>	assertEquals(-1,a.getAndDecrement(this));
211		}
212
213		/**
#	Line 224 | Line 221 | public class AtomicLongFieldUpdaterTest
221		return;
222		}
223		x = 1;
224	<	assertEquals(1,a.getAndIncrement(this));
225	<	assertEquals(2,a.get(this));
226	<	a.set(this,-2);
227	<	assertEquals(-2,a.getAndIncrement(this));
228	<	assertEquals(-1,a.getAndIncrement(this));
229	<	assertEquals(0,a.getAndIncrement(this));
230	<	assertEquals(1,a.get(this));
224	>	assertEquals(1,a.getAndIncrement(this));
225	>	assertEquals(2,a.get(this));
226	>	a.set(this,-2);
227	>	assertEquals(-2,a.getAndIncrement(this));
228	>	assertEquals(-1,a.getAndIncrement(this));
229	>	assertEquals(0,a.getAndIncrement(this));
230	>	assertEquals(1,a.get(this));
231		}
232
233		/**
#	Line 244 | Line 241 | public class AtomicLongFieldUpdaterTest
241		return;
242		}
243		x = 1;
244	<	assertEquals(3,a.addAndGet(this,2));
245	<	assertEquals(3,a.get(this));
246	<	assertEquals(-1,a.addAndGet(this,-4));
247	<	assertEquals(-1,a.get(this));
244	>	assertEquals(3,a.addAndGet(this,2));
245	>	assertEquals(3,a.get(this));
246	>	assertEquals(-1,a.addAndGet(this,-4));
247	>	assertEquals(-1,a.get(this));
248		}
249
250		/**
251	<	*  decrementAndGet decrements and returns current value
251	>	* decrementAndGet decrements and returns current value
252		*/
253		public void testDecrementAndGet() {
254		AtomicLongFieldUpdater<AtomicLongFieldUpdaterTest> a;
#	Line 261 | Line 258 | public class AtomicLongFieldUpdaterTest
258		return;
259		}
260		x = 1;
261	<	assertEquals(0,a.decrementAndGet(this));
262	<	assertEquals(-1,a.decrementAndGet(this));
263	<	assertEquals(-2,a.decrementAndGet(this));
264	<	assertEquals(-2,a.get(this));
261	>	assertEquals(0,a.decrementAndGet(this));
262	>	assertEquals(-1,a.decrementAndGet(this));
263	>	assertEquals(-2,a.decrementAndGet(this));
264	>	assertEquals(-2,a.get(this));
265		}
266
267		/**
#	Line 278 | Line 275 | public class AtomicLongFieldUpdaterTest
275		return;
276		}
277		x = 1;
278	<	assertEquals(2,a.incrementAndGet(this));
279	<	assertEquals(2,a.get(this));
280	<	a.set(this,-2);
281	<	assertEquals(-1,a.incrementAndGet(this));
282	<	assertEquals(0,a.incrementAndGet(this));
283	<	assertEquals(1,a.incrementAndGet(this));
284	<	assertEquals(1,a.get(this));
278	>	assertEquals(2,a.incrementAndGet(this));
279	>	assertEquals(2,a.get(this));
280	>	a.set(this,-2);
281	>	assertEquals(-1,a.incrementAndGet(this));
282	>	assertEquals(0,a.incrementAndGet(this));
283	>	assertEquals(1,a.incrementAndGet(this));
284	>	assertEquals(1,a.get(this));
285		}
286
287		}

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