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8285405: add test and check for negative argument to HashMap::newHashMap et al
Reviewed-by: chegar, naoto, lancea, smarks
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6 changed files with 41 additions and 2 deletions
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@ -394,6 +394,9 @@ public class HashSet<E>
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* @since 19
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*/
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public static <T> HashSet<T> newHashSet(int numElements) {
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if (numElements < 0) {
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throw new IllegalArgumentException("Negative number of elements: " + numElements);
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}
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return new HashSet<>(HashMap.calculateHashMapCapacity(numElements));
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}
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