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

Comparing jsr166/src/test/tck/AtomicReferenceFieldUpdaterTest.java (file contents):
Revision 1.19 by jsr166, Thu Sep 16 00:52:49 2010 UTC vs.
Revision 1.24 by jsr166, Fri Jun 10 20:01:21 2011 UTC

#	Line 1 | Line 1
1		/*
2		* Written by Doug Lea with assistance from members of JCP JSR-166
3		* Expert Group and released to the public domain, as explained at
4	<	* http://creativecommons.org/licenses/publicdomain
4	>	* http://creativecommons.org/publicdomain/zero/1.0/
5		* Other contributors include Andrew Wright, Jeffrey Hayes,
6		* Pat Fisher, Mike Judd.
7		*/
8
9	–	import java.util.concurrent.atomic.*;
9		import junit.framework.*;
10	<	import java.util.*;
10	>	import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
11
12		public class AtomicReferenceFieldUpdaterTest extends JSR166TestCase {
13		volatile Integer x = null;
#	Line 34 | Line 33 | public class AtomicReferenceFieldUpdater
33		} catch (RuntimeException success) {}
34		}
35
37	–
36		/**
37		* construction with field not of given type throws RuntimeException
38		*/
#	Line 60 | Line 58 | public class AtomicReferenceFieldUpdater
58		}
59
60		/**
61	<	*  get returns the last value set or assigned
61	>	* get returns the last value set or assigned
62		*/
63		public void testGetSet() {
64		AtomicReferenceFieldUpdater<AtomicReferenceFieldUpdaterTest, Integer>a;
#	Line 70 | Line 68 | public class AtomicReferenceFieldUpdater
68		return;
69		}
70		x = one;
71	<	assertSame(one,a.get(this));
72	<	a.set(this,two);
73	<	assertSame(two,a.get(this));
74	<	a.set(this,m3);
75	<	assertSame(m3,a.get(this));
71	>	assertSame(one, a.get(this));
72	>	a.set(this, two);
73	>	assertSame(two, a.get(this));
74	>	a.set(this, m3);
75	>	assertSame(m3, a.get(this));
76		}
77
78		/**
79	<	*  get returns the last value lazySet by same thread
79	>	* get returns the last value lazySet by same thread
80		*/
81		public void testGetLazySet() {
82		AtomicReferenceFieldUpdater<AtomicReferenceFieldUpdaterTest, Integer>a;
#	Line 88 | Line 86 | public class AtomicReferenceFieldUpdater
86		return;
87		}
88		x = one;
89	<	assertSame(one,a.get(this));
90	<	a.lazySet(this,two);
91	<	assertSame(two,a.get(this));
92	<	a.lazySet(this,m3);
93	<	assertSame(m3,a.get(this));
89	>	assertSame(one, a.get(this));
90	>	a.lazySet(this, two);
91	>	assertSame(two, a.get(this));
92	>	a.lazySet(this, m3);
93	>	assertSame(m3, a.get(this));
94		}
95
96		/**
#	Line 112 | Line 110 | public class AtomicReferenceFieldUpdater
110		assertFalse(a.compareAndSet(this, m5, seven));
111		assertFalse(seven == a.get(this));
112		assertTrue(a.compareAndSet(this, m4, seven));
113	<	assertSame(seven,a.get(this));
113	>	assertSame(seven, a.get(this));
114		}
115
116		/**
#	Line 153 | Line 151 | public class AtomicReferenceFieldUpdater
151		return;
152		}
153		x = one;
154	<	while (!a.weakCompareAndSet(this,one,two));
155	<	while (!a.weakCompareAndSet(this,two,m4));
156	<	assertSame(m4,a.get(this));
157	<	while (!a.weakCompareAndSet(this,m4,seven));
158	<	assertSame(seven,a.get(this));
154	>	while (!a.weakCompareAndSet(this, one, two));
155	>	while (!a.weakCompareAndSet(this, two, m4));
156	>	assertSame(m4, a.get(this));
157	>	while (!a.weakCompareAndSet(this, m4, seven));
158	>	assertSame(seven, a.get(this));
159		}
160
161		/**
#	Line 171 | Line 169 | public class AtomicReferenceFieldUpdater
169		return;
170		}
171		x = one;
172	<	assertSame(one,a.getAndSet(this, zero));
173	<	assertSame(zero,a.getAndSet(this,m10));
174	<	assertSame(m10,a.getAndSet(this,1));
172	>	assertSame(one, a.getAndSet(this, zero));
173	>	assertSame(zero, a.getAndSet(this, m10));
174	>	assertSame(m10, a.getAndSet(this, 1));
175		}
176
177		}

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