/*
* 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.harmony.luni.tests.java.util;
import java.util.AbstractMap;
import java.util.Map;
import java.util.TreeMap;
import java.util.AbstractMap.SimpleEntry;
import java.util.Map.Entry;
import junit.framework.TestCase;
import org.apache.harmony.testframework.serialization.SerializationTest;
import tests.util.SerializationTester;
public class SimpleEntryTest extends TestCase {
public void test_SimpleEntry_Constructor_K_V() throws Exception {
new AbstractMap.SimpleEntry<Integer, String>(1,"test");
new AbstractMap.SimpleEntry(null,null);
}
public void test_SimpleEntry_Constructor_LEntry() throws Exception {
Map map = new TreeMap();
map.put(1, "test");
Entry entryToPut = (Entry)map.entrySet().iterator().next();
Entry testEntry = new AbstractMap.SimpleEntry(entryToPut);
assertEquals(1,testEntry.getKey());
assertEquals("test",testEntry.getValue());
map.clear();
map.put(null, null);
entryToPut = (Entry)map.entrySet().iterator().next();
testEntry = new AbstractMap.SimpleEntry(entryToPut);
assertNull(testEntry.getKey());
assertNull(testEntry.getValue());
try {
new AbstractMap.SimpleEntry(null);
fail("Should throw NullPointerException");
} catch (NullPointerException e) {
// expected
}
}
public void test_SimpleEntry_getKey() throws Exception {
Entry entry = new AbstractMap.SimpleEntry<Integer, String>(1,"test");
assertEquals(1,entry.getKey());
entry = new AbstractMap.SimpleEntry(null,null);
assertNull(entry.getKey());
}
public void test_SimpleEntry_getValue() throws Exception {
Entry entry = new AbstractMap.SimpleEntry<Integer, String>(1,"test");
assertEquals("test",entry.getValue());
entry = new AbstractMap.SimpleEntry(null,null);
assertNull(entry.getValue());
}
public void test_SimpleEntry_setValue() throws Exception {
Entry entry = new AbstractMap.SimpleEntry<Integer, String>(1,"test");
assertEquals("test",entry.getValue());
entry.setValue("Another String");
assertEquals("Another String",entry.getValue());
entry = new AbstractMap.SimpleEntry(null,null);
assertNull(entry.getKey());
}
public void test_SimpleEntry_equals() throws Exception {
Entry entry = new AbstractMap.SimpleEntry<Integer, String>(1,"test");
Map map = new TreeMap();
map.put(1, "test");
Entry entryToPut = (Entry)map.entrySet().iterator().next();
Entry testEntry = new AbstractMap.SimpleEntry(entryToPut);
assertEquals(entry,testEntry);
Entry ent = new AbstractMap.SimpleImmutableEntry<Integer, String>(1,"test");
assertEquals(entry,ent);
}
public void test_SimpleEntry_hashCode() throws Exception {
Entry e = new AbstractMap.SimpleEntry<Integer, String>(1, "test");
assertEquals((e.getKey() == null ? 0 : e.getKey().hashCode())
^ (e.getValue() == null ? 0 : e.getValue().hashCode()), e
.hashCode());
}
public void test_SimpleEntry_toString() throws Exception {
Entry e = new AbstractMap.SimpleEntry<Integer, String>(1, "test");
assertEquals(e.getKey()+"="+e.getValue(),e.toString());
}
/**
* @tests serialization/deserialization.
*/
@SuppressWarnings({ "unchecked", "boxing" })
public void testSerializationSelf_SimpleEntry() throws Exception {
Entry e = new AbstractMap.SimpleEntry<Integer, String>(1, "test");
SerializationTest.verifySelf(e);
}
/**
* @tests serialization/deserialization compatibility with RI.
*/
@SuppressWarnings({ "unchecked", "boxing" })
public void testSerializationCompatibility_SimpleEntry() throws Exception {
SimpleEntry e = new AbstractMap.SimpleEntry<Integer, String>(1, "test");
SerializationTester.assertCompabilityEquals(e, "serialization/java/util/AbstractMapTest_SimpleEntry.golden.ser");
}
}