| /* |
| * 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 android.content; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import android.app.ActivityThread; |
| import android.view.WindowManager; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class ContextTest { |
| @Test |
| public void testDisplayIdForSystemContext() { |
| final Context systemContext = |
| ActivityThread.currentActivityThread().getSystemContext(); |
| |
| assertEquals(systemContext.getDisplay().getDisplayId(), systemContext.getDisplayId()); |
| } |
| |
| @Test |
| public void testDisplayIdForTestContext() { |
| final Context testContext = |
| InstrumentationRegistry.getInstrumentation().getTargetContext(); |
| |
| assertEquals(testContext.getDisplay().getDisplayId(), testContext.getDisplayId()); |
| } |
| |
| @Test |
| public void testDisplayIdForDefaultDisplayContext() { |
| final Context testContext = |
| InstrumentationRegistry.getInstrumentation().getTargetContext(); |
| final WindowManager wm = testContext.getSystemService(WindowManager.class); |
| final Context defaultDisplayContext = |
| testContext.createDisplayContext(wm.getDefaultDisplay()); |
| |
| assertEquals(defaultDisplayContext.getDisplay().getDisplayId(), |
| defaultDisplayContext.getDisplayId()); |
| } |
| } |