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/*
* Copyright (C) 2017 Sebastiano Vigna
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package it.unimi.dsi.fastutil.ints;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import it.unimi.dsi.fastutil.MainRunner;
public class IntLinkedOpenCustomHashSetTest {
@Test
public void testGetNullKey() {
final IntLinkedOpenCustomHashSet s = new IntLinkedOpenCustomHashSet(new IntHash.Strategy() {
@Override
public int hashCode(final int o) {
return o % 10;
}
@Override
public boolean equals(final int a, final int b) {
return (a - b) % 10 == 0;
}
});
s.add(3);
s.add(10);
s.add(0);
assertTrue(s.contains(0));
assertTrue(s.contains(10));
assertTrue(s.contains(3));
assertFalse(s.contains(1));
IntListIterator i = s.iterator();
assertEquals(3, i.nextInt());
assertEquals(10, i.nextInt());
assertFalse(i.hasNext());
s.remove(0);
assertFalse(s.contains(0));
assertFalse(s.contains(10));
s.add(10);
i = s.iterator();
assertEquals(3, i.nextInt());
assertEquals(10, i.nextInt());
assertFalse(i.hasNext());
}
@Test
public void testLegacyMainMethodTests() throws Exception {
MainRunner.callMainIfExists(IntLinkedOpenCustomHashSet.class, "test", /*num=*/"500", /*loadFactor=*/"0.75", /*seed=*/"383474");
}
}
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