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import java.util.Spliterator; |
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import junit.framework.Test; |
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– |
import junit.framework.TestSuite; |
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public class ArrayDeque8Test extends JSR166TestCase { |
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public static void main(String[] args) { |
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|
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/** |
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* Handle capacities near Integer.MAX_VALUE. |
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< |
* ant -Dvmoptions='-Xms28g -Xmx28g' -Djsr166.testImplementationDetails=true -Djsr166.expensiveTests=true -Djsr166.tckTestClass=ArrayDequeTest -Djsr166.methodFilter=testHuge tck |
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> |
* ant -Dvmoptions='-Xms28g -Xmx28g' -Djsr166.expensiveTests=true -Djsr166.tckTestClass=ArrayDeque8Test -Djsr166.methodFilter=testHugeCapacity tck |
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*/ |
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< |
public void testHuge() { |
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> |
public void testHugeCapacity() { |
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if (! (testImplementationDetails |
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&& expensiveTests |
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&& Runtime.getRuntime().maxMemory() > 24L * (1 << 30))) |
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return; |
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|
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< |
ArrayDeque q; |
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< |
Integer e = 42; |
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< |
final int maxSize = Integer.MAX_VALUE - 8; |
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> |
final Integer e = 42; |
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> |
final int maxArraySize = Integer.MAX_VALUE - 8; |
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|
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assertThrows(OutOfMemoryError.class, |
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< |
() -> new ArrayDeque<>(Integer.MAX_VALUE)); |
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> |
() -> new ArrayDeque(Integer.MAX_VALUE)); |
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|
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{ |
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< |
q = new ArrayDeque<>(maxSize); |
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> |
ArrayDeque q = new ArrayDeque(maxArraySize - 1); |
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assertEquals(0, q.size()); |
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assertTrue(q.isEmpty()); |
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q = null; |
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} |
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|
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{ |
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< |
q = new ArrayDeque(); |
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< |
assertTrue(q.addAll(Collections.nCopies(maxSize - 2, e))); |
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> |
ArrayDeque q = new ArrayDeque(); |
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> |
assertTrue(q.addAll(Collections.nCopies(maxArraySize - 3, e))); |
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assertEquals(e, q.peekFirst()); |
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assertEquals(e, q.peekLast()); |
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< |
assertEquals(maxSize - 2, q.size()); |
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> |
assertEquals(maxArraySize - 3, q.size()); |
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q.addFirst((Integer) 0); |
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q.addLast((Integer) 1); |
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assertEquals((Integer) 0, q.peekFirst()); |
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assertEquals((Integer) 1, q.peekLast()); |
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< |
assertEquals(maxSize, q.size()); |
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> |
assertEquals(maxArraySize - 1, q.size()); |
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|
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ArrayDeque qq = q; |
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ArrayDeque smallish = new ArrayDeque( |
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< |
Collections.nCopies(Integer.MAX_VALUE - maxSize + 1, e)); |
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> |
Collections.nCopies(Integer.MAX_VALUE - q.size() + 1, e)); |
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assertThrows( |
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IllegalStateException.class, |
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() -> qq.addAll(qq), |
