90 lines
3.1 KiB
Java
90 lines
3.1 KiB
Java
/**
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* Copyright (c) 2016, The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.cyanogenmod.tests.hardware.unit;
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import android.os.Build;
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import android.os.SystemProperties;
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import android.test.AndroidTestCase;
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import android.test.suitebuilder.annotation.SmallTest;
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import android.text.TextUtils;
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import cyanogenmod.hardware.CMHardwareManager;
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public class UniqueDeviceIDTest extends AndroidTestCase {
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private static final String TAG = UniqueDeviceIDTest.class.getSimpleName();
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private static final int MINIMUM_LENGTH = 3;
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private CMHardwareManager mCMHardwareManager;
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//TODO: Use the TYPE declaration from CMHardwareManager public interface in future
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private static final int TYPE_MMC0_CID = 0;
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@Override
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protected void setUp() throws Exception {
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super.setUp();
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mCMHardwareManager = CMHardwareManager.getInstance(mContext);
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}
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@SmallTest
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public void testGetSerialNumber() {
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final int feature = CMHardwareManager.FEATURE_SERIAL_NUMBER;
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if (mCMHardwareManager.isSupported(feature)) {
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String notExpectedSerialNo = SystemProperties.get("ro.serialno");
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String actualSerialNo = mCMHardwareManager.getSerialNumber();
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assertNotNull(actualSerialNo);
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assertNotSame(notExpectedSerialNo, actualSerialNo);
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}
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}
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@SmallTest
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public void testGetUniqueDeviceId() {
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final int feature = CMHardwareManager.FEATURE_UNIQUE_DEVICE_ID;
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assertFeatureEnabledOnRetail(feature);
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if (mCMHardwareManager.isSupported(feature)) {
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String uniqueDeviceId = mCMHardwareManager.getUniqueDeviceId();
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//FIXME: This is based off the default implementation in cyngn/hw, make more robust
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assertNotNull(uniqueDeviceId);
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assertTrue(uniqueDeviceId.length() >= MINIMUM_LENGTH);
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assertTrue(isValidHexNumberAndType(uniqueDeviceId.substring(0, 3)));
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}
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}
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private void assertFeatureEnabledOnRetail(int feature) {
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if (TextUtils.equals(Build.TYPE, "user")) {
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assertTrue(mCMHardwareManager.isSupported(feature));
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}
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}
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private static boolean isValidHexNumberAndType(String target) {
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try {
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long value = Long.parseLong(target, 16);
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return isValidType((int) value);
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}
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catch (NumberFormatException ex) {
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return false;
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}
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}
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private static boolean isValidType(int value) {
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switch (value) {
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case TYPE_MMC0_CID:
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return true;
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default:
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return false;
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}
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}
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}
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