1/* 2 * Copyright (C) 2006 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 17package android.os; 18 19import static junit.framework.Assert.assertEquals; 20import junit.framework.TestCase; 21 22import android.os.SystemProperties; 23import android.test.suitebuilder.annotation.SmallTest; 24 25public class SystemPropertiesTest extends TestCase { 26 private static final String KEY = "com.android.frameworks.coretests"; 27 @SmallTest 28 public void testProperties() throws Exception { 29 if (false) { 30 String value; 31 32 SystemProperties.set(KEY, ""); 33 value = SystemProperties.get(KEY, "default"); 34 assertEquals("default", value); 35 36 SystemProperties.set(KEY, "AAA"); 37 value = SystemProperties.get(KEY, "default"); 38 assertEquals("AAA", value); 39 40 value = SystemProperties.get(KEY); 41 assertEquals("AAA", value); 42 43 SystemProperties.set(KEY, ""); 44 value = SystemProperties.get(KEY, "default"); 45 assertEquals("default", value); 46 47 value = SystemProperties.get(KEY); 48 assertEquals("", value); 49 } 50 } 51} 52