/*
* 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.collections4.map;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Iterator;
import java.util.Map;
import junit.framework.Test;
import org.apache.commons.collections4.BulkTest;
import org.apache.commons.collections4.IterableMap;
import org.apache.commons.collections4.MapIterator;
import org.apache.commons.collections4.iterators.AbstractMapIteratorTest;
/**
* JUnit tests.
*
* @version $Id$
*/
public class Flat3MapTest<K, V> extends AbstractIterableMapTest<K, V> {
private static final Integer ONE = Integer.valueOf(1);
private static final Integer TWO = Integer.valueOf(2);
private static final Integer THREE = Integer.valueOf(3);
private static final String TEN = "10";
private static final String TWENTY = "20";
private static final String THIRTY = "30";
public Flat3MapTest(final String testName) {
super(testName);
}
public static Test suite() {
return BulkTest.makeSuite(Flat3MapTest.class);
}
@Override
public Flat3Map<K, V> makeObject() {
return new Flat3Map<K, V>();
}
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testEquals1() {
final Flat3Map<K, V> map1 = makeObject();
map1.put((K) "a", (V) "testA");
map1.put((K) "b", (V) "testB");
final Flat3Map<K, V> map2 = makeObject();
map2.put((K) "a", (V) "testB");
map2.put((K) "b", (V) "testA");
assertEquals(false, map1.equals(map2));
}
@SuppressWarnings("unchecked")
public void testEquals2() {
final Flat3Map<K, V> map1 = makeObject();
map1.put((K) "a", (V) "testA");
map1.put((K) "b", (V) "testB");
final Flat3Map<K, V> map2 = makeObject();
map2.put((K) "a", (V) "testB");
map2.put((K) "c", (V) "testA");
assertEquals(false, map1.equals(map2));
}
@SuppressWarnings("unchecked")
public void testClone2() {
final Flat3Map<K, V> map = makeObject();
assertEquals(0, map.size());
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
assertEquals(2, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertSame(TEN, map.get(ONE));
assertSame(TWENTY, map.get(TWO));
// clone works (size = 2)
final Flat3Map<K, V> cloned = map.clone();
assertEquals(2, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
// change original doesn't change clone
map.put((K) TEN, (V) ONE);
map.put((K) TWENTY, (V) TWO);
assertEquals(4, map.size());
assertEquals(2, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
}
@SuppressWarnings("unchecked")
public void testClone4() {
final Flat3Map<K, V> map = makeObject();
assertEquals(0, map.size());
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) TEN, (V) ONE);
map.put((K) TWENTY, (V) TWO);
// clone works (size = 4)
final Flat3Map<K, V> cloned = map.clone();
assertEquals(4, map.size());
assertEquals(4, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertEquals(true, cloned.containsKey(TEN));
assertEquals(true, cloned.containsKey(TWENTY));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
assertSame(ONE, cloned.get(TEN));
assertSame(TWO, cloned.get(TWENTY));
// change original doesn't change clone
map.clear();
assertEquals(0, map.size());
assertEquals(4, cloned.size());
assertEquals(true, cloned.containsKey(ONE));
assertEquals(true, cloned.containsKey(TWO));
assertEquals(true, cloned.containsKey(TEN));
assertEquals(true, cloned.containsKey(TWENTY));
assertSame(TEN, cloned.get(ONE));
assertSame(TWENTY, cloned.get(TWO));
assertSame(ONE, cloned.get(TEN));
assertSame(TWO, cloned.get(TWENTY));
}
public void testSerialisation0() throws Exception {
final Flat3Map<K, V> map = makeObject();
final ByteArrayOutputStream bout = new ByteArrayOutputStream();
final ObjectOutputStream out = new ObjectOutputStream(bout);
out.writeObject(map);
final byte[] bytes = bout.toByteArray();
out.close();
final ByteArrayInputStream bin = new ByteArrayInputStream(bytes);
final ObjectInputStream in = new ObjectInputStream(bin);
final Flat3Map<?, ?> ser = (Flat3Map<?, ?>) in.readObject();
in.close();
assertEquals(0, map.size());
assertEquals(0, ser.size());
}
@SuppressWarnings("unchecked")
public void testSerialisation2() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
final ByteArrayOutputStream bout = new ByteArrayOutputStream();
final ObjectOutputStream out = new ObjectOutputStream(bout);
out.writeObject(map);
final byte[] bytes = bout.toByteArray();
out.close();
final ByteArrayInputStream bin = new ByteArrayInputStream(bytes);
final ObjectInputStream in = new ObjectInputStream(bin);
final Flat3Map<?, ?> ser = (Flat3Map<?, ?>) in.readObject();
in.close();
assertEquals(2, map.size());
assertEquals(2, ser.size());
assertEquals(true, ser.containsKey(ONE));
assertEquals(true, ser.containsKey(TWO));
assertEquals(TEN, ser.get(ONE));
assertEquals(TWENTY, ser.get(TWO));
}
@SuppressWarnings("unchecked")
public void testSerialisation4() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) TEN, (V) ONE);
map.put((K) TWENTY, (V) TWO);
final ByteArrayOutputStream bout = new ByteArrayOutputStream();
final ObjectOutputStream out = new ObjectOutputStream(bout);
out.writeObject(map);
final byte[] bytes = bout.toByteArray();
out.close();
final ByteArrayInputStream bin = new ByteArrayInputStream(bytes);
final ObjectInputStream in = new ObjectInputStream(bin);
final Flat3Map<?, ?> ser = (Flat3Map<?, ?>) in.readObject();
in.close();
assertEquals(4, map.size());
assertEquals(4, ser.size());
assertEquals(true, ser.containsKey(ONE));
assertEquals(true, ser.containsKey(TWO));
assertEquals(true, ser.containsKey(TEN));
assertEquals(true, ser.containsKey(TWENTY));
assertEquals(TEN, ser.get(ONE));
assertEquals(TWENTY, ser.get(TWO));
assertEquals(ONE, ser.get(TEN));
assertEquals(TWO, ser.get(TWENTY));
}
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testEntryIteratorSetValue1() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final Iterator<Map.Entry<K, V>> it = map.entrySet().iterator();
final Map.Entry<K, V> entry = it.next();
entry.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals("NewValue", map.get(ONE));
assertEquals(TWENTY, map.get(TWO));
assertEquals(THIRTY, map.get(THREE));
}
@SuppressWarnings("unchecked")
public void testEntryIteratorSetValue2() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final Iterator<Map.Entry<K, V>> it = map.entrySet().iterator();
it.next();
final Map.Entry<K, V> entry = it.next();
entry.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals(TEN, map.get(ONE));
assertEquals("NewValue", map.get(TWO));
assertEquals(THIRTY, map.get(THREE));
}
@SuppressWarnings("unchecked")
public void testEntryIteratorSetValue3() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final Iterator<Map.Entry<K, V>> it = map.entrySet().iterator();
it.next();
it.next();
final Map.Entry<K, V> entry = it.next();
entry.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals(TEN, map.get(ONE));
assertEquals(TWENTY, map.get(TWO));
assertEquals("NewValue", map.get(THREE));
}
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testMapIteratorSetValue1() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final MapIterator<K, V> it = map.mapIterator();
it.next();
it.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals("NewValue", map.get(ONE));
assertEquals(TWENTY, map.get(TWO));
assertEquals(THIRTY, map.get(THREE));
}
@SuppressWarnings("unchecked")
public void testMapIteratorSetValue2() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final MapIterator<K, V> it = map.mapIterator();
it.next();
it.next();
it.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals(TEN, map.get(ONE));
assertEquals("NewValue", map.get(TWO));
assertEquals(THIRTY, map.get(THREE));
}
@SuppressWarnings("unchecked")
public void testMapIteratorSetValue3() throws Exception {
final Flat3Map<K, V> map = makeObject();
map.put((K) ONE, (V) TEN);
map.put((K) TWO, (V) TWENTY);
map.put((K) THREE, (V) THIRTY);
final MapIterator<K, V> it = map.mapIterator();
it.next();
it.next();
it.next();
it.setValue((V) "NewValue");
assertEquals(3, map.size());
assertEquals(true, map.containsKey(ONE));
assertEquals(true, map.containsKey(TWO));
assertEquals(true, map.containsKey(THREE));
assertEquals(TEN, map.get(ONE));
assertEquals(TWENTY, map.get(TWO));
assertEquals("NewValue", map.get(THREE));
}
//-----------------------------------------------------------------------
@Override
public BulkTest bulkTestMapIterator() {
return new TestFlatMapIterator();
}
public class TestFlatMapIterator extends AbstractMapIteratorTest<K, V> {
public TestFlatMapIterator() {
super("TestFlatMapIterator");
}
@Override
public V[] addSetValues() {
return Flat3MapTest.this.getNewSampleValues();
}
@Override
public boolean supportsRemove() {
return Flat3MapTest.this.isRemoveSupported();
}
@Override
public boolean supportsSetValue() {
return Flat3MapTest.this.isSetValueSupported();
}
@Override
public MapIterator<K, V> makeEmptyIterator() {
resetEmpty();
return Flat3MapTest.this.getMap().mapIterator();
}
@Override
public MapIterator<K, V> makeObject() {
resetFull();
return Flat3MapTest.this.getMap().mapIterator();
}
@Override
public IterableMap<K, V> getMap() {
// assumes makeFullMapIterator() called first
return Flat3MapTest.this.getMap();
}
@Override
public Map<K, V> getConfirmedMap() {
// assumes makeFullMapIterator() called first
return Flat3MapTest.this.getConfirmed();
}
@Override
public void verify() {
super.verify();
Flat3MapTest.this.verify();
}
}
@Override
public String getCompatibilityVersion() {
return "4";
}
// public void testCreate() throws Exception {
// resetEmpty();
// writeExternalFormToDisk(
// (java.io.Serializable) map,
// "src/test/resources/data/test/Flat3Map.emptyCollection.version4.obj");
// resetFull();
// writeExternalFormToDisk(
// (java.io.Serializable) map,
// "src/test/resources/data/test/Flat3Map.fullCollection.version4.obj");
// }
public void testCollections261() {
final Flat3Map<Integer, Integer> m = new Flat3Map<Integer, Integer>();
m.put( Integer.valueOf(1), Integer.valueOf(1) );
m.put( Integer.valueOf(0), Integer.valueOf(0) );
assertEquals( Integer.valueOf(1), m.remove( Integer.valueOf(1) ) );
assertEquals( Integer.valueOf(0), m.remove( Integer.valueOf(0) ) );
m.put( Integer.valueOf(2), Integer.valueOf(2) );
m.put( Integer.valueOf(1), Integer.valueOf(1) );
m.put( Integer.valueOf(0), Integer.valueOf(0) );
assertEquals( Integer.valueOf(2), m.remove( Integer.valueOf(2) ) );
assertEquals( Integer.valueOf(1), m.remove( Integer.valueOf(1) ) );
assertEquals( Integer.valueOf(0), m.remove( Integer.valueOf(0) ) );
}
public void testToString() {
final Flat3Map<Integer, Integer> m = new Flat3Map<Integer, Integer>();
final String string0 = m.toString();
assertNotNull(string0);
m.put( Integer.valueOf(1), Integer.valueOf(1) );
final String string1 = m.toString();
assertNotNull(string1);
assertNotSame(string0, string1);
m.put( Integer.valueOf(0), Integer.valueOf(0) );
final String string2 = m.toString();
assertNotNull(string2);
assertNotSame(string0, string2);
assertNotSame(string1, string2);
m.put( Integer.valueOf(2), Integer.valueOf(2) );
final String string3 = m.toString();
assertNotNull(string3);
assertNotSame(string0, string3);
assertNotSame(string1, string3);
assertNotSame(string2, string3);
}
}