2 * (C) Copyright 2016 Pantheon Technologies, s.r.o. and others.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.opendaylight.yangtools.triemap;
18 import static org.junit.Assert.assertEquals;
19 import static org.junit.Assert.assertTrue;
21 import java.util.ArrayList;
22 import java.util.Collection;
23 import java.util.Iterator;
25 import java.util.Map.Entry;
26 import org.junit.Test;
28 public class TestHashCollisionsRemoveIterator {
29 private static final int COUNT = 50000;
32 public void testHashCollisionsRemoveIterator () {
33 final Map<Object, Object> bt = new TrieMap<>();
34 for (int j = 0; j < COUNT; j++) {
35 bt.put(Integer.valueOf(j), Integer.valueOf(j));
38 final Collection<Object> list = new ArrayList<>(COUNT);
39 final Iterator<Entry<Object, Object>> it = bt.entrySet().iterator();
40 while (it.hasNext()) {
41 list.add(it.next().getKey());
45 assertEquals(0, bt.size());
46 assertTrue(bt.isEmpty());
47 assertEquals(COUNT, list.size());