| /* |
| * Copyright (C) 2018 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.server.am; |
| |
| import android.content.ContentResolver; |
| import android.provider.Settings; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.test.mock.MockContentResolver; |
| |
| import com.android.internal.util.Preconditions; |
| import com.android.internal.util.test.FakeSettingsProvider; |
| |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * Tests for {@link GlobalSettingsToPropertiesMapper} |
| */ |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class GlobalSettingsToPropertiesMapperTest { |
| private static final String[][] TEST_MAPPING = new String[][] { |
| {Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, "TestProperty"} |
| }; |
| |
| private TestMapper mTestMapper; |
| private MockContentResolver mMockContentResolver; |
| |
| @Before |
| public void setup() { |
| // Use FakeSettingsProvider to not affect global state |
| mMockContentResolver = new MockContentResolver(InstrumentationRegistry.getContext()); |
| mMockContentResolver.addProvider(Settings.AUTHORITY, new FakeSettingsProvider()); |
| mTestMapper = new TestMapper(mMockContentResolver); |
| } |
| |
| @Test |
| public void testUpdatePropertiesFromGlobalSettings() { |
| Settings.Global.putString(mMockContentResolver, |
| Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, "testValue"); |
| |
| mTestMapper.updatePropertiesFromGlobalSettings(); |
| String propValue = mTestMapper.systemPropertiesGet("TestProperty"); |
| Assert.assertEquals("testValue", propValue); |
| |
| Settings.Global.putString(mMockContentResolver, |
| Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, "testValue2"); |
| mTestMapper.updatePropertyFromSetting(Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, |
| "TestProperty"); |
| propValue = mTestMapper.systemPropertiesGet("TestProperty"); |
| Assert.assertEquals("testValue2", propValue); |
| |
| Settings.Global.putString(mMockContentResolver, |
| Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, null); |
| mTestMapper.updatePropertyFromSetting(Settings.Global.SQLITE_COMPATIBILITY_WAL_FLAGS, |
| "TestProperty"); |
| propValue = mTestMapper.systemPropertiesGet("TestProperty"); |
| Assert.assertEquals("", propValue); |
| } |
| |
| @Test |
| public void testUpdatePropertiesFromGlobalSettings_PropertyAndSettingNotPresent() { |
| // Test that empty property will not not be set if setting is not set |
| mTestMapper.updatePropertiesFromGlobalSettings(); |
| String propValue = mTestMapper.systemPropertiesGet("TestProperty"); |
| Assert.assertNull("Property should not be set if setting is null", propValue); |
| } |
| |
| private static class TestMapper extends GlobalSettingsToPropertiesMapper { |
| private final Map<String, String> mProps = new HashMap<>(); |
| |
| TestMapper(ContentResolver contentResolver) { |
| super(contentResolver, TEST_MAPPING); |
| } |
| |
| @Override |
| protected String systemPropertiesGet(String key) { |
| Preconditions.checkNotNull(key); |
| return mProps.get(key); |
| } |
| |
| @Override |
| protected void systemPropertiesSet(String key, String value) { |
| Preconditions.checkNotNull(value); |
| Preconditions.checkNotNull(key); |
| mProps.put(key, value); |
| } |
| } |
| |
| } |
| |