/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 hivemall.utils.collections;
import org.junit.Assert;
import org.junit.Test;
public class IntOpenHashTableTest {
@Test
public void testSize() {
IntOpenHashTable<Float> map = new IntOpenHashTable<Float>(16384);
map.put(1, Float.valueOf(3.f));
Assert.assertEquals(Float.valueOf(3.f), map.get(1));
map.put(1, Float.valueOf(5.f));
Assert.assertEquals(Float.valueOf(5.f), map.get(1));
Assert.assertEquals(1, map.size());
}
@Test
public void testPutAndGet() {
IntOpenHashTable<Integer> map = new IntOpenHashTable<Integer>(16384);
final int numEntries = 1000000;
for (int i = 0; i < numEntries; i++) {
Assert.assertNull(map.put(i, i));
}
Assert.assertEquals(numEntries, map.size());
for (int i = 0; i < numEntries; i++) {
Integer v = map.get(i);
Assert.assertEquals(i, v.intValue());
}
}
}