/*
* 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 org.apache.commons.collections.map;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import junit.framework.Test;
import junit.textui.TestRunner;
import org.apache.commons.collections.BulkTest;
import org.apache.commons.collections.MapIterator;
import org.apache.commons.collections.OrderedMap;
import org.apache.commons.collections.ResettableIterator;
import org.apache.commons.collections.list.AbstractTestList;
/**
* JUnit tests.
*
* @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
*
* @author Stephen Colebourne
*/
public class TestLinkedMap extends AbstractTestOrderedMap {
public TestLinkedMap(String testName) {
super(testName);
}
public static void main(String[] args) {
TestRunner.run(suite());
}
public static Test suite() {
return BulkTest.makeSuite(TestLinkedMap.class);
}
public Map makeEmptyMap() {
return new LinkedMap();
}
public String getCompatibilityVersion() {
return "3";
}
//-----------------------------------------------------------------------
public void testReset() {
resetEmpty();
OrderedMap ordered = (OrderedMap) map;
((ResettableIterator) ordered.mapIterator()).reset();
resetFull();
ordered = (OrderedMap) map;
List list = new ArrayList(ordered.keySet());
ResettableIterator it = (ResettableIterator) ordered.mapIterator();
assertSame(list.get(0), it.next());
assertSame(list.get(1), it.next());
it.reset();
assertSame(list.get(0), it.next());
}
//-----------------------------------------------------------------------
public void testInsertionOrder() {
if (isPutAddSupported() == false || isPutChangeSupported() == false) return;
Object[] keys = getSampleKeys();
Object[] values = getSampleValues();
Iterator it = null;
resetEmpty();
map.put(keys[0], values[0]);
map.put(keys[1], values[1]);
it = map.keySet().iterator();
assertSame(keys[0], it.next());
assertSame(keys[1], it.next());
it = map.values().iterator();
assertSame(values[0], it.next());
assertSame(values[1], it.next());
// no change to order
map.put(keys[1], values[1]);
it = map.keySet().iterator();
assertSame(keys[0], it.next());
assertSame(keys[1], it.next());
it = map.values().iterator();
assertSame(values[0], it.next());
assertSame(values[1], it.next());
// no change to order
map.put(keys[1], values[2]);
it = map.keySet().iterator();
assertSame(keys[0], it.next());
assertSame(keys[1], it.next());
it = map.values().iterator();
assertSame(values[0], it.next());
assertSame(values[2], it.next());
// no change to order
map.put(keys[0], values[3]);
it = map.keySet().iterator();
assertSame(keys[0], it.next());
assertSame(keys[1], it.next());
it = map.values().iterator();
assertSame(values[3], it.next());
assertSame(values[2], it.next());
}
//-----------------------------------------------------------------------
public void testGetByIndex() {
resetEmpty();
LinkedMap lm = (LinkedMap) map;
try {
lm.get(0);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.get(-1);
} catch (IndexOutOfBoundsException ex) {}
resetFull();
lm = (LinkedMap) map;
try {
lm.get(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.get(lm.size());
} catch (IndexOutOfBoundsException ex) {}
int i = 0;
for (MapIterator it = lm.mapIterator(); it.hasNext(); i++) {
assertSame(it.next(), lm.get(i));
}
}
public void testGetValueByIndex() {
resetEmpty();
LinkedMap lm = (LinkedMap) map;
try {
lm.getValue(0);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.getValue(-1);
} catch (IndexOutOfBoundsException ex) {}
resetFull();
lm = (LinkedMap) map;
try {
lm.getValue(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.getValue(lm.size());
} catch (IndexOutOfBoundsException ex) {}
int i = 0;
for (MapIterator it = lm.mapIterator(); it.hasNext(); i++) {
it.next();
assertSame(it.getValue(), lm.getValue(i));
}
}
public void testIndexOf() {
resetEmpty();
LinkedMap lm = (LinkedMap) map;
assertEquals(-1, lm.indexOf(getOtherKeys()));
resetFull();
lm = (LinkedMap) map;
List list = new ArrayList();
for (MapIterator it = lm.mapIterator(); it.hasNext();) {
list.add(it.next());
}
for (int i = 0; i < list.size(); i++) {
assertEquals(i, lm.indexOf(list.get(i)));
}
}
public void testRemoveByIndex() {
resetEmpty();
LinkedMap lm = (LinkedMap) map;
try {
lm.remove(0);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.remove(-1);
} catch (IndexOutOfBoundsException ex) {}
resetFull();
lm = (LinkedMap) map;
try {
lm.remove(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
lm.remove(lm.size());
} catch (IndexOutOfBoundsException ex) {}
List list = new ArrayList();
for (MapIterator it = lm.mapIterator(); it.hasNext();) {
list.add(it.next());
}
for (int i = 0; i < list.size(); i++) {
Object key = list.get(i);
Object value = lm.get(key);
assertEquals(value, lm.remove(i));
list.remove(i);
assertEquals(false, lm.containsKey(key));
}
}
public BulkTest bulkTestListView() {
return new TestListView();
}
public class TestListView extends AbstractTestList {
TestListView() {
super("TestListView");
}
public List makeEmptyList() {
return ((LinkedMap) TestLinkedMap.this.makeEmptyMap()).asList();
}
public List makeFullList() {
return ((LinkedMap) TestLinkedMap.this.makeFullMap()).asList();
}
public Object[] getFullElements() {
return TestLinkedMap.this.getSampleKeys();
}
public boolean isAddSupported() {
return false;
}
public boolean isRemoveSupported() {
return false;
}
public boolean isSetSupported() {
return false;
}
public boolean isNullSupported() {
return TestLinkedMap.this.isAllowNullKey();
}
public boolean isTestSerialization() {
return false;
}
}
public void testClone() {
LinkedMap map = new LinkedMap(10);
map.put("1", "1");
Map cloned = (Map) map.clone();
assertEquals(map.size(), cloned.size());
assertSame(map.get("1"), cloned.get("1"));
}
// public void testCreate() throws Exception {
// resetEmpty();
// writeExternalFormToDisk((java.io.Serializable) map, "D:/dev/collections/data/test/LinkedMap.emptyCollection.version3.obj");
// resetFull();
// writeExternalFormToDisk((java.io.Serializable) map, "D:/dev/collections/data/test/LinkedMap.fullCollection.version3.obj");
// }
}