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/*
* Copyright (C) 2008 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 com.android.unit_tests;
import android.os.Build;
import android.server.data.BuildData;
import android.test.suitebuilder.annotation.SmallTest;
import android.util.Log;
import junit.framework.Assert;
import junit.framework.TestCase;
/**
* Provides test cases for android.os.Build and android.server.data.BuildData,
* and, in turn, many of the system properties set by the build system.
*/
public class BuildTest extends TestCase {
private static final String TAG = "BuildTest";
/**
* Asserts that a String is non-null and non-empty. If it is not,
* an AssertionFailedError is thrown with the given message.
*/
private static void assertNotEmpty(String message, String string) {
//Log.i(TAG, "" + message + ": " + string);
assertNotNull(message, string);
assertFalse(message, string.equals(""));
}
/**
* Asserts that a String is non-null and non-empty. If it is not,
* an AssertionFailedError is thrown.
*/
private static void assertNotEmpty(String string) {
assertNotEmpty(null, string);
}
/**
* Asserts that all android.os.Build fields are non-empty and/or in a valid range.
*/
@SmallTest
public void testBuildFields() throws Exception {
assertNotEmpty("ID", Build.ID);
assertNotEmpty("DISPLAY", Build.DISPLAY);
assertNotEmpty("PRODUCT", Build.PRODUCT);
assertNotEmpty("DEVICE", Build.DEVICE);
assertNotEmpty("BOARD", Build.BOARD);
assertNotEmpty("BRAND", Build.BRAND);
assertNotEmpty("MODEL", Build.MODEL);
assertNotEmpty("VERSION.INCREMENTAL", Build.VERSION.INCREMENTAL);
assertNotEmpty("VERSION.RELEASE", Build.VERSION.RELEASE);
assertNotEmpty("TYPE", Build.TYPE);
Assert.assertNotNull("TAGS", Build.TAGS); // TAGS is allowed to be empty.
assertNotEmpty("FINGERPRINT", Build.FINGERPRINT);
Assert.assertTrue("TIME", Build.TIME > 0);
assertNotEmpty("USER", Build.USER);
assertNotEmpty("HOST", Build.HOST);
// TODO: if any of the android.os.Build fields have additional constraints
// (e.g., must be a C identifier, must be a valid filename, must not contain any spaces)
// add tests for them.
}
/**
* Asserts that android.server.data.BuildData behaves as expected.
*/
@SmallTest
public void testBuildData() throws Exception {
BuildData bd;
/*
* Default constructor
*/
bd = new BuildData();
assertNotEmpty(bd.getFingerprint());
assertNotEmpty(bd.getIncrementalVersion());
Assert.assertTrue(bd.getTime() > 0);
/*
* Explicit constructor
*/
final String FINGERPRINT = "fingerprint";
final String INCREMENTAL_VERSION = "74321"; // a valid long, for the serialization test
final long TIME = 12345;
bd = new BuildData(FINGERPRINT, INCREMENTAL_VERSION, TIME);
Assert.assertEquals(FINGERPRINT, bd.getFingerprint());
Assert.assertEquals(INCREMENTAL_VERSION, bd.getIncrementalVersion());
Assert.assertTrue(bd.getTime() == TIME);
// The serialization methods are package-private.
//
// import java.io.ByteArrayInputStream;
// import java.io.ByteArrayOutputStream;
// import java.io.DataInputStream;
// import java.io.DataOutputStream;
//
// /*
// * Serialization
// */
// ByteArrayOutputStream out = new ByteArrayOutputStream();
// bd.write(new DataOutputStream(out));
// Assert.assertTrue(out.size() > 0);
//
// /*
// * Deserialization
// *
// * The current version of BuildData converts the incremental version to
// * and from a long when serializing/deserializing. Future versions should
// * treat it as a string.
// */
// BuildData bd2 =
// new BuildData(new DataInputStream(new ByteArrayInputStream(out.toByteArray())));
// Assert.assertEquals(bd.getFingerprint(), bd2.getFingerprint());
// Assert.assertEquals(bd.getIncrementalVersion(), bd2.getIncrementalVersion());
// Assert.assertTrue(bd.getTime() == bd2.getTime());
}
}
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