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/*
* Copyright (C) 2011 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 android.os;
import junit.framework.TestCase;
import android.os.SystemProperties;
import android.test.suitebuilder.annotation.SmallTest;
public class SystemPropertiesTest extends TestCase {
private static final String KEY = "sys.testkey";
private static final String PERSIST_KEY = "persist.sys.testkey";
@SmallTest
public void testStressPersistPropertyConsistency() throws Exception {
for (int i = 0; i < 100; ++i) {
SystemProperties.set(PERSIST_KEY, Long.toString(i));
long ret = SystemProperties.getLong(PERSIST_KEY, -1);
assertEquals(i, ret);
}
}
@SmallTest
public void testStressMemoryPropertyConsistency() throws Exception {
for (int i = 0; i < 100; ++i) {
SystemProperties.set(KEY, Long.toString(i));
long ret = SystemProperties.getLong(KEY, -1);
assertEquals(i, ret);
}
}
@SmallTest
public void testProperties() throws Exception {
String value;
SystemProperties.set(KEY, "");
value = SystemProperties.get(KEY, "default");
assertEquals("default", value);
SystemProperties.set(KEY, "SA");
value = SystemProperties.get(KEY, "default");
assertEquals("SA", value);
value = SystemProperties.get(KEY);
assertEquals("SA", value);
SystemProperties.set(KEY, "");
value = SystemProperties.get(KEY, "default");
assertEquals("default", value);
value = SystemProperties.get(KEY);
assertEquals("", value);
}
}
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