| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed 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 libcore.java.util; |
| |
| import junit.framework.TestCase; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Set; |
| |
| public class OldMapEntryTest extends TestCase { |
| Map.Entry me = null; |
| HashMap hm = null; |
| Iterator i = null; |
| |
| public void testGetKey() { |
| assertTrue(hm.containsKey(me.getKey())); |
| hm.clear(); |
| try { |
| me.getKey(); |
| //expected |
| } catch (IllegalStateException e) { |
| //expected |
| } |
| } |
| |
| public void testGetValue() { |
| assertTrue(hm.containsValue(me.getValue())); |
| hm.clear(); |
| try { |
| me.getValue(); |
| //expected |
| } catch (IllegalStateException e) { |
| //expected |
| } |
| } |
| |
| class Mock_HashMap extends HashMap { |
| @Override |
| public Object put(Object key, Object val) { |
| if (val == null) throw new NullPointerException(); |
| if (val.getClass() == Double.class) throw new ClassCastException(); |
| if (((String)val).equals("Wrong element")) throw new IllegalArgumentException(); |
| throw new UnsupportedOperationException(); |
| } |
| |
| public Object fakePut(Object key, Object val) { |
| return super.put(key, val); |
| } |
| } |
| |
| public void testSetValue() { |
| Mock_HashMap mhm = new Mock_HashMap(); |
| |
| mhm.fakePut(new Integer(1), "One"); |
| mhm.fakePut(new Integer(2), "Two"); |
| |
| i = mhm.entrySet().iterator(); |
| me = (Map.Entry)i.next(); |
| |
| me.setValue("Wrong element"); |
| |
| hm.clear(); |
| try { |
| me.setValue(""); |
| //expected |
| } catch (IllegalStateException e) { |
| //expected |
| } |
| } |
| |
| public void testEquals() { |
| Map.Entry me1 = (Map.Entry)i.next(); |
| assertFalse(me.equals(me1)); |
| assertFalse(me.equals(this)); |
| me1 = me; |
| assertTrue(me.equals(me1)); |
| } |
| |
| public void testHashCode() { |
| Map.Entry me1 = (Map.Entry)i.next(); |
| assertTrue(me.hashCode() != me1.hashCode()); |
| } |
| |
| protected void setUp() throws Exception { |
| hm = new HashMap(); |
| |
| hm.put(new Integer(1), "one"); |
| hm.put(new Integer(2), "two"); |
| |
| i = hm.entrySet().iterator(); |
| me = (Map.Entry)i.next(); |
| |
| super.setUp(); |
| } |
| } |