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root/jsr166/jsr166/src/test/tck/AtomicStampedReferenceTest.java
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Comparing jsr166/src/test/tck/AtomicStampedReferenceTest.java (file contents):
Revision 1.10 by jsr166, Mon Nov 16 05:30:07 2009 UTC vs.
Revision 1.11 by jsr166, Tue Nov 17 03:12:51 2009 UTC

# Line 93 | Line 93 | public class AtomicStampedReferenceTest
93       * compareAndSet in one thread enables another waiting for reference value
94       * to succeed
95       */
96 <    public void testCompareAndSetInMultipleThreads() {
96 >    public void testCompareAndSetInMultipleThreads() throws Exception {
97          final AtomicStampedReference ai = new AtomicStampedReference(one, 0);
98          Thread t = new Thread(new Runnable() {
99                  public void run() {
100                      while (!ai.compareAndSet(two, three, 0, 0)) Thread.yield();
101                  }});
102 <        try {
103 <            t.start();
104 <            assertTrue(ai.compareAndSet(one, two, 0, 0));
105 <            t.join(LONG_DELAY_MS);
106 <            assertFalse(t.isAlive());
107 <            assertEquals(ai.getReference(), three);
108 <            assertEquals(ai.getStamp(), 0);
109 <        }
110 <        catch (Exception e) {
111 <            unexpectedException();
112 <        }
102 >
103 >        t.start();
104 >        assertTrue(ai.compareAndSet(one, two, 0, 0));
105 >        t.join(LONG_DELAY_MS);
106 >        assertFalse(t.isAlive());
107 >        assertEquals(ai.getReference(), three);
108 >        assertEquals(ai.getStamp(), 0);
109      }
110  
111      /**
112       * compareAndSet in one thread enables another waiting for stamp value
113       * to succeed
114       */
115 <    public void testCompareAndSetInMultipleThreads2() {
115 >    public void testCompareAndSetInMultipleThreads2() throws Exception {
116          final AtomicStampedReference ai = new AtomicStampedReference(one, 0);
117          Thread t = new Thread(new Runnable() {
118                  public void run() {
119                      while (!ai.compareAndSet(one, one, 1, 2)) Thread.yield();
120                  }});
121 <        try {
122 <            t.start();
123 <            assertTrue(ai.compareAndSet(one, one, 0, 1));
124 <            t.join(LONG_DELAY_MS);
125 <            assertFalse(t.isAlive());
126 <            assertEquals(ai.getReference(), one);
127 <            assertEquals(ai.getStamp(), 2);
132 <        }
133 <        catch (Exception e) {
134 <            unexpectedException();
135 <        }
121 >
122 >        t.start();
123 >        assertTrue(ai.compareAndSet(one, one, 0, 1));
124 >        t.join(LONG_DELAY_MS);
125 >        assertFalse(t.isAlive());
126 >        assertEquals(ai.getReference(), one);
127 >        assertEquals(ai.getStamp(), 2);
128      }
129  
130      /**

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