| /* |
| * Copyright 2013 Google Inc. |
| * |
| * 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 com.google.gwt.user.server.rpc; |
| |
| import com.google.gwt.user.server.rpc.impl.DequeMap; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Verifies {@link DequeMap}. |
| */ |
| public class DequeMapTest extends TestCase { |
| |
| public void testIsEmpty() throws Exception { |
| DequeMap<String, String> m = new DequeMap<String, String>(); |
| assertTrue(m.isEmpty()); |
| assertEquals(null, m.get("foo")); |
| |
| m.add("foo", "first"); |
| assertFalse(m.isEmpty()); |
| assertEquals("first", m.get("foo")); |
| |
| m.add("foo", "second"); |
| assertFalse(m.isEmpty()); |
| assertEquals("second", m.get("foo")); |
| |
| assertEquals(null, m.remove("unknown")); |
| assertFalse(m.isEmpty()); |
| |
| assertEquals("second", m.remove("foo")); |
| assertFalse(m.isEmpty()); |
| assertEquals("first", m.get("foo")); |
| |
| assertEquals("first", m.remove("foo")); |
| assertTrue(m.isEmpty()); |
| assertEquals(null, m.get("foo")); |
| |
| assertEquals(null, m.remove("foo")); |
| assertTrue(m.isEmpty()); |
| } |
| } |