1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package libcore.java.util; 18 19 import junit.framework.TestCase; 20 21 import java.util.ArrayList; 22 23 /** 24 * This test case tests several often used functionality of ArrayLists. 25 */ 26 public class OldAndroidArrayListTest extends TestCase { 27 28 @SuppressWarnings("unchecked") 29 public void testArrayList() throws Exception { 30 ArrayList array = new ArrayList(); 31 assertEquals(0, array.size()); 32 assertTrue(array.isEmpty()); 33 34 array.add(new Integer(0)); 35 array.add(0, new Integer(1)); 36 array.add(1, new Integer(2)); 37 array.add(new Integer(3)); 38 array.add(new Integer(1)); 39 40 assertEquals(5, array.size()); 41 assertFalse(array.isEmpty()); 42 43 assertEquals(1, ((Integer) array.get(0)).intValue()); 44 assertEquals(2, ((Integer) array.get(1)).intValue()); 45 assertEquals(0, ((Integer) array.get(2)).intValue()); 46 assertEquals(3, ((Integer) array.get(3)).intValue()); 47 assertEquals(1, ((Integer) array.get(4)).intValue()); 48 49 assertFalse(array.contains(null)); 50 assertTrue(array.contains(new Integer(2))); 51 assertEquals(0, array.indexOf(new Integer(1))); 52 assertEquals(4, array.lastIndexOf(new Integer(1))); 53 assertTrue(array.indexOf(new Integer(5)) < 0); 54 assertTrue(array.lastIndexOf(new Integer(5)) < 0); 55 56 array.remove(1); 57 array.remove(1); 58 59 assertEquals(3, array.size()); 60 assertFalse(array.isEmpty()); 61 assertEquals(1, ((Integer) array.get(0)).intValue()); 62 assertEquals(3, ((Integer) array.get(1)).intValue()); 63 assertEquals(1, ((Integer) array.get(2)).intValue()); 64 65 assertFalse(array.contains(null)); 66 assertFalse(array.contains(new Integer(2))); 67 assertEquals(0, array.indexOf(new Integer(1))); 68 assertEquals(2, array.lastIndexOf(new Integer(1))); 69 assertTrue(array.indexOf(new Integer(5)) < 0); 70 assertTrue(array.lastIndexOf(new Integer(5)) < 0); 71 72 array.clear(); 73 74 assertEquals(0, array.size()); 75 assertTrue(array.isEmpty()); 76 assertTrue(array.indexOf(new Integer(5)) < 0); 77 assertTrue(array.lastIndexOf(new Integer(5)) < 0); 78 79 ArrayList al = new ArrayList(); 80 81 assertFalse(al.remove(null)); 82 assertFalse(al.remove("string")); 83 84 al.add("string"); 85 al.add(null); 86 87 assertTrue(al.remove(null)); 88 assertTrue(al.remove("string")); 89 } 90 } 91 92
