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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import junit.framework.*; |
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import java.util.concurrent.atomic.*; |
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import java.io.*; |
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import java.util.*; |
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import java.util.Arrays; |
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import java.util.concurrent.atomic.AtomicIntegerArray; |
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public class AtomicIntegerArrayTest extends JSR166TestCase { |
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return new TestSuite(AtomicIntegerArrayTest.class); |
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} |
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– |
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/** |
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* constructor creates array of given size with all elements zero |
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*/ |
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* constructor with array is of same size and has all elements |
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*/ |
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public void testConstructor2() { |
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int[] a = { 17, 3, -42, 99, -7}; |
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int[] a = { 17, 3, -42, 99, -7 }; |
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AtomicIntegerArray ai = new AtomicIntegerArray(a); |
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assertEquals(a.length, ai.length()); |
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for (int i = 0; i < a.length; ++i) |
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assertEquals(c1.counts+c2.counts, SIZE * COUNTDOWN); |
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} |
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/** |
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* a deserialized serialized array holds same values |
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*/ |
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public void testSerialization() throws Exception { |
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AtomicIntegerArray l = new AtomicIntegerArray(SIZE); |
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for (int i = 0; i < SIZE; ++i) |
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l.set(i, -i); |
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ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
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ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
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out.writeObject(l); |
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out.close(); |
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ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
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ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
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AtomicIntegerArray r = (AtomicIntegerArray) in.readObject(); |
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for (int i = 0; i < SIZE; ++i) { |
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assertEquals(l.get(i), r.get(i)); |
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AtomicIntegerArray x = new AtomicIntegerArray(SIZE); |
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for (int i = 0; i < SIZE; i++) |
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x.set(i, -i); |
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AtomicIntegerArray y = serialClone(x); |
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assertTrue(x != y); |
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assertEquals(x.length(), y.length()); |
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for (int i = 0; i < SIZE; i++) { |
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assertEquals(x.get(i), y.get(i)); |
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} |
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} |
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/** |
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* toString returns current value. |
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*/ |
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public void testToString() { |
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int[] a = { 17, 3, -42, 99, -7}; |
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int[] a = { 17, 3, -42, 99, -7 }; |
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AtomicIntegerArray ai = new AtomicIntegerArray(a); |
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assertEquals(Arrays.toString(a), ai.toString()); |
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} |
