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/** |
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* "Missing" test found while investigating JDK-8210280. |
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< |
* See discussion on mailing list. |
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< |
* TODO: randomize |
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> |
* ant -Djsr166.tckTestClass=HashMapTest -Djsr166.methodFilter=testBug8210280 -Djsr166.runsPerTest=1000000 tck |
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*/ |
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public void testBug8210280() { |
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Map m = impl.emptyMap(); |
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for (int i = 0; i < 4; i++) m.put(7 + i * 16, 0); |
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Map more = impl.emptyMap(); |
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for (int i = 0; i < 128; i++) more.put(-i, 42); |
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m.putAll(more); |
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for (int i = 0; i < 4; i++) assertEquals(0, m.get(7 + i * 16)); |
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final ThreadLocalRandom rnd = ThreadLocalRandom.current(); |
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final int size1 = rnd.nextInt(32); |
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final int size2 = rnd.nextInt(128); |
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|
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final Map m1 = impl.emptyMap(); |
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for (int i = 0; i < size1; i++) { |
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int elt = rnd.nextInt(1024 * i, 1024 * (i + 1)); |
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assertNull(m1.put(impl.makeKey(elt), impl.makeValue(elt))); |
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} |
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> |
|
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> |
final Map m2 = impl.emptyMap(); |
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> |
for (int i = 0; i < size2; i++) { |
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int elt = rnd.nextInt(Integer.MIN_VALUE + 1024 * i, |
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Integer.MIN_VALUE + 1024 * (i + 1)); |
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assertNull(m2.put(impl.makeKey(elt), impl.makeValue(-elt))); |
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} |
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> |
|
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> |
final Map m1Copy = impl.emptyMap(); |
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m1Copy.putAll(m1); |
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> |
|
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> |
m1.putAll(m2); |
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> |
|
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> |
for (Object elt : m2.keySet()) |
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> |
assertEquals(m2.get(elt), m1.get(elt)); |
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for (Object elt : m1Copy.keySet()) |
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> |
assertSame(m1Copy.get(elt), m1.get(elt)); |
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assertEquals(size1 + size2, m1.size()); |
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} |
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|
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// public void testFailsIntentionallyForDebugging() { |
