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

Comparing jsr166/src/test/tck/AtomicLongTest.java (file contents):
Revision 1.8 by dl, Fri Jan 9 20:07:36 2004 UTC vs.
Revision 1.12 by jsr166, Mon Nov 16 04:57:10 2009 UTC

#	Line 2 | Line 2
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
5	<	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	<	* Pat Fisher, Mike Judd.
5	>	* Other contributors include Andrew Wright, Jeffrey Hayes,
6	>	* Pat Fisher, Mike Judd.
7		*/
8
9		import junit.framework.*;
#	Line 44 | Line 44 | public class AtomicLongTest extends JSR1
44		assertEquals(2,ai.get());
45		ai.set(-3);
46		assertEquals(-3,ai.get());
47	<
47	>
48	>	}
49	>
50	>	/**
51	>	* get returns the last value lazySet in same thread
52	>	*/
53	>	public void testGetLazySet(){
54	>	AtomicLong ai = new AtomicLong(1);
55	>	assertEquals(1,ai.get());
56	>	ai.lazySet(2);
57	>	assertEquals(2,ai.get());
58	>	ai.lazySet(-3);
59	>	assertEquals(-3,ai.get());
60	>
61		}
62	+
63		/**
64		* compareAndSet succeeds in changing value if equal to expected else fails
65		*/
#	Line 68 | Line 82 | public class AtomicLongTest extends JSR1
82		final AtomicLong ai = new AtomicLong(1);
83		Thread t = new Thread(new Runnable() {
84		public void run() {
85	<	while(!ai.compareAndSet(2, 3)) Thread.yield();
85	>	while (!ai.compareAndSet(2, 3)) Thread.yield();
86		}});
87		try {
88		t.start();
#	Line 77 | Line 91 | public class AtomicLongTest extends JSR1
91		assertFalse(t.isAlive());
92		assertEquals(ai.get(), 3);
93		}
94	<	catch(Exception e) {
94	>	catch (Exception e) {
95		unexpectedException();
96		}
97		}
98
99		/**
100		* repeated weakCompareAndSet succeeds in changing value when equal
101	<	* to expected
101	>	* to expected
102		*/
103		public void testWeakCompareAndSet(){
104		AtomicLong ai = new AtomicLong(1);
105	<	while(!ai.weakCompareAndSet(1,2));
106	<	while(!ai.weakCompareAndSet(2,-4));
105	>	while (!ai.weakCompareAndSet(1,2));
106	>	while (!ai.weakCompareAndSet(2,-4));
107		assertEquals(-4,ai.get());
108	<	while(!ai.weakCompareAndSet(-4,7));
108	>	while (!ai.weakCompareAndSet(-4,7));
109		assertEquals(7,ai.get());
110		}
111
#	Line 193 | Line 207 | public class AtomicLongTest extends JSR1
207		ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin));
208		AtomicLong r = (AtomicLong) in.readObject();
209		assertEquals(l.get(), r.get());
210	<	} catch(Exception e){
210	>	} catch (Exception e){
211		unexpectedException();
212		}
213		}
214
215		/**
216		* toString returns current value.
217	<	*/
217	>	*/
218		public void testToString() {
219		AtomicLong ai = new AtomicLong();
220		for (long i = -12; i < 6; ++i) {
#	Line 208 | Line 222 | public class AtomicLongTest extends JSR1
222		assertEquals(ai.toString(), Long.toString(i));
223		}
224		}
225	+
226	+	/**
227	+	* longValue returns current value.
228	+	*/
229	+	public void testLongValue() {
230	+	AtomicLong ai = new AtomicLong();
231	+	for (int i = -12; i < 6; ++i) {
232	+	ai.set(i);
233	+	assertEquals((long)i, ai.longValue());
234	+	}
235	+	}
236	+
237	+	/**
238	+	* floatValue returns current value.
239	+	*/
240	+	public void testFloatValue() {
241	+	AtomicLong ai = new AtomicLong();
242	+	for (int i = -12; i < 6; ++i) {
243	+	ai.set(i);
244	+	assertEquals((float)i, ai.floatValue());
245	+	}
246	+	}
247	+
248	+	/**
249	+	* doubleValue returns current value.
250	+	*/
251	+	public void testDoubleValue() {
252	+	AtomicLong ai = new AtomicLong();
253	+	for (int i = -12; i < 6; ++i) {
254	+	ai.set(i);
255	+	assertEquals((double)i, ai.doubleValue());
256	+	}
257	+	}
258	+
259	+
260		}

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