1 /* 2 * Copyright (C) 2007 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 android.core; 18 19 import java.util.Collection; 20 import java.util.HashMap; 21 import java.util.Set; 22 23 import android.test.PerformanceTestBase; 24 import android.test.PerformanceTestCase; 25 26 public class HashMapPerformanceTest extends PerformanceTestBase { 27 public static final int ITERATIONS = 1000; 28 public HashMap mMap; 29 public String[] mKeys; 30 31 @Override 32 @SuppressWarnings("unchecked") 33 protected void setUp() throws Exception { 34 super.setUp(); 35 mMap = new HashMap(); 36 mKeys = new String[ITERATIONS]; 37 38 for (int i = ITERATIONS - 1; i >= 0; i--) { 39 mKeys[i] = Integer.toString(i, 16); 40 mMap.put(mKeys[i], i); 41 } 42 } 43 44 @Override 45 public int startPerformance(PerformanceTestCase.Intermediates intermediates) { 46 intermediates.setInternalIterations(ITERATIONS); 47 return 0; 48 } 49 50 public void testHashMapGet() { 51 int num; 52 for (int i = ITERATIONS - 1; i >= 0; i--) { 53 num = (Integer) mMap.get(mKeys[i]); 54 num = (Integer) mMap.get(mKeys[i]); 55 num = (Integer) mMap.get(mKeys[i]); 56 num = (Integer) mMap.get(mKeys[i]); 57 num = (Integer) mMap.get(mKeys[i]); 58 num = (Integer) mMap.get(mKeys[i]); 59 num = (Integer) mMap.get(mKeys[i]); 60 num = (Integer) mMap.get(mKeys[i]); 61 num = (Integer) mMap.get(mKeys[i]); 62 num = (Integer) mMap.get(mKeys[i]); 63 } 64 } 65 66 public void testHashMapKeySet() { 67 Set keyset; 68 for (int i = ITERATIONS - 1; i >= 0; i--) { 69 keyset = mMap.keySet(); 70 keyset = mMap.keySet(); 71 keyset = mMap.keySet(); 72 keyset = mMap.keySet(); 73 keyset = mMap.keySet(); 74 keyset = mMap.keySet(); 75 keyset = mMap.keySet(); 76 keyset = mMap.keySet(); 77 keyset = mMap.keySet(); 78 keyset = mMap.keySet(); 79 } 80 } 81 82 public void testHashMapEntrySet() { 83 Set keyset; 84 for (int i = ITERATIONS - 1; i >= 0; i--) { 85 keyset = mMap.entrySet(); 86 keyset = mMap.entrySet(); 87 keyset = mMap.entrySet(); 88 keyset = mMap.entrySet(); 89 keyset = mMap.entrySet(); 90 keyset = mMap.entrySet(); 91 keyset = mMap.entrySet(); 92 keyset = mMap.entrySet(); 93 keyset = mMap.entrySet(); 94 keyset = mMap.entrySet(); 95 96 97 } 98 } 99 100 public void testHashMapValues() { 101 Collection c; 102 for (int i = ITERATIONS - 1; i >= 0; i--) { 103 c = mMap.values(); 104 c = mMap.values(); 105 c = mMap.values(); 106 c = mMap.values(); 107 c = mMap.values(); 108 c = mMap.values(); 109 c = mMap.values(); 110 c = mMap.values(); 111 c = mMap.values(); 112 c = mMap.values(); 113 114 115 } 116 } 117 118 public void testHashMapSize() { 119 int len; 120 for (int i = ITERATIONS - 1; i >= 0; i--) { 121 len = mMap.size(); 122 len = mMap.size(); 123 len = mMap.size(); 124 len = mMap.size(); 125 len = mMap.size(); 126 len = mMap.size(); 127 len = mMap.size(); 128 len = mMap.size(); 129 len = mMap.size(); 130 len = mMap.size(); 131 132 133 } 134 } 135 136 public void testHashMapContainsValue() { 137 boolean flag; 138 for (int i = ITERATIONS - 1; i >= 0; i--) { 139 flag = mMap.containsValue(i); 140 flag = mMap.containsValue(i); 141 flag = mMap.containsValue(i); 142 flag = mMap.containsValue(i); 143 flag = mMap.containsValue(i); 144 flag = mMap.containsValue(i); 145 flag = mMap.containsValue(i); 146 flag = mMap.containsValue(i); 147 flag = mMap.containsValue(i); 148 flag = mMap.containsValue(i); 149 150 151 } 152 } 153 154 public void testHashMapRemove() { 155 for (int i = ITERATIONS - 1; i >= 0; i--) { 156 mMap.remove(mKeys[i]); 157 mMap.remove(mKeys[i]); 158 mMap.remove(mKeys[i]); 159 mMap.remove(mKeys[i]); 160 mMap.remove(mKeys[i]); 161 mMap.remove(mKeys[i]); 162 mMap.remove(mKeys[i]); 163 mMap.remove(mKeys[i]); 164 mMap.remove(mKeys[i]); 165 mMap.remove(mKeys[i]); 166 } 167 } 168 169 170 public void testHashMapClone() { 171 HashMap cMap; 172 for (int i = ITERATIONS - 1; i >= 0; i--) { 173 cMap = (HashMap) mMap.clone(); 174 cMap = (HashMap) mMap.clone(); 175 cMap = (HashMap) mMap.clone(); 176 cMap = (HashMap) mMap.clone(); 177 cMap = (HashMap) mMap.clone(); 178 cMap = (HashMap) mMap.clone(); 179 cMap = (HashMap) mMap.clone(); 180 cMap = (HashMap) mMap.clone(); 181 cMap = (HashMap) mMap.clone(); 182 cMap = (HashMap) mMap.clone(); 183 } 184 } 185 } 186
