| /* |
| * Copyright (C) 2020 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.server.wm; |
| |
| import static android.server.wm.WindowManagerTestBase.startActivity; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.common.truth.Truth.assertWithMessage; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assume.assumeTrue; |
| |
| import android.app.WindowConfiguration; |
| import android.content.ComponentCallbacks; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.ServiceConnection; |
| import android.content.pm.ActivityInfo; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.platform.test.annotations.AppModeFull; |
| import android.platform.test.annotations.Presubmit; |
| import android.server.wm.WindowContextTests.TestWindowService.TestToken; |
| import android.view.View; |
| import android.view.WindowManager; |
| import android.window.WindowProviderService; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| import androidx.test.core.app.ApplicationProvider; |
| import androidx.test.rule.ServiceTestRule; |
| |
| import org.junit.Test; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| /** |
| * Tests that verify the behavior of window context |
| * |
| * Build/Install/Run: |
| * atest CtsWindowManagerDeviceTestCases:WindowContextTests |
| */ |
| @Presubmit |
| public class WindowContextTests extends WindowContextTestBase { |
| @Test |
| @AppModeFull |
| public void testWindowContextConfigChanges() { |
| createAllowSystemAlertWindowAppOpSession(); |
| final WindowManagerState.DisplayContent display = createManagedVirtualDisplaySession() |
| .setSimulateDisplay(true).createDisplay(); |
| final Context windowContext = createWindowContext(display.mId); |
| mInstrumentation.runOnMainSync(() -> { |
| final View view = new View(windowContext); |
| WindowManager wm = windowContext.getSystemService(WindowManager.class); |
| wm.addView(view, new WindowManager.LayoutParams(TYPE_APPLICATION_OVERLAY)); |
| }); |
| final DisplayMetricsSession displayMetricsSession = |
| createManagedDisplayMetricsSession(display.mId); |
| |
| mWmState.computeState(); |
| |
| Rect bounds = windowContext.getSystemService(WindowManager.class).getCurrentWindowMetrics() |
| .getBounds(); |
| assertBoundsEquals(displayMetricsSession.getDisplayMetrics(), bounds); |
| |
| displayMetricsSession.changeDisplayMetrics(1.2 /* sizeRatio */, 1.1 /* densityRatio */); |
| |
| mWmState.computeState(); |
| |
| bounds = windowContext.getSystemService(WindowManager.class).getCurrentWindowMetrics() |
| .getBounds(); |
| assertBoundsEquals(displayMetricsSession.getDisplayMetrics(), bounds); |
| } |
| |
| private void assertBoundsEquals(ReportedDisplayMetrics expectedMetrics, |
| Rect bounds) { |
| assertEquals(expectedMetrics.getSize().getWidth(), bounds.width()); |
| assertEquals(expectedMetrics.getSize().getHeight(), bounds.height()); |
| } |
| |
| @Test |
| @AppModeFull |
| public void testWindowContextBindService() { |
| createAllowSystemAlertWindowAppOpSession(); |
| final Context windowContext = createWindowContext(DEFAULT_DISPLAY); |
| final ServiceConnection serviceConnection = new ServiceConnection() { |
| @Override |
| public void onServiceConnected(ComponentName name, IBinder service) {} |
| |
| @Override |
| public void onServiceDisconnected(ComponentName name) {} |
| }; |
| try { |
| assertTrue("WindowContext must bind service successfully.", |
| windowContext.bindService(new Intent(windowContext, TestLogService.class), |
| serviceConnection, Context.BIND_AUTO_CREATE)); |
| } finally { |
| windowContext.unbindService(serviceConnection); |
| } |
| } |
| |
| /** |
| * Verify if the {@link ComponentCallbacks#onConfigurationChanged(Configuration)} callback |
| * is received when the window context configuration changes. |
| */ |
| @Test |
| public void testWindowContextRegisterComponentCallbacks() { |
| final TestComponentCallbacks callbacks = new TestComponentCallbacks(); |
| final WindowManagerState.DisplayContent display = createManagedVirtualDisplaySession() |
| .setSimulateDisplay(true).createDisplay(); |
| final Context windowContext = createWindowContext(display.mId); |
| final DisplayMetricsSession displayMetricsSession = |
| createManagedDisplayMetricsSession(display.mId); |
| |
| windowContext.registerComponentCallbacks(callbacks); |
| |
| callbacks.mLatch = new CountDownLatch(1); |
| |
| displayMetricsSession.changeDisplayMetrics(1.2 /* sizeRatio */, 1.1 /* densityRatio */); |
| |
| // verify if there is a callback from the window context configuration change. |
| try { |
| assertTrue(callbacks.mLatch.await(4, TimeUnit.SECONDS)); |
| } catch(InterruptedException e) { |
| throw new RuntimeException(e); |
| } |
| Rect bounds = callbacks.mConfiguration.windowConfiguration.getBounds(); |
| assertBoundsEquals(displayMetricsSession.getDisplayMetrics(), bounds); |
| |
| windowContext.unregisterComponentCallbacks(callbacks); |
| } |
| |
| /** |
| * Verifies if window context on the secondary display receives global configuration changes. |
| */ |
| @Test |
| public void testWindowContextGlobalConfigChanges() { |
| final TestComponentCallbacks callbacks = new TestComponentCallbacks(); |
| final WindowManagerState.DisplayContent display = createManagedVirtualDisplaySession() |
| .setPublicDisplay(true).createDisplay(); |
| final FontScaleSession fontScaleSession = createManagedFontScaleSession(); |
| final Context windowContext = createWindowContext(display.mId); |
| windowContext.registerComponentCallbacks(callbacks); |
| final float expectedFontScale = fontScaleSession.get() + 0.3f; |
| fontScaleSession.set(expectedFontScale); |
| |
| // Wait for TestComponentCallbacks#mConfiguration to be assigned. |
| callbacks.waitForConfigChanged(); |
| |
| // We don't rely on latch to verify the result because we may receive two configuration |
| // changes. One may from that WindowContext attaches to a DisplayArea although it is before |
| // ComponentCallback registration), the other is from font the scale change, which is what |
| // we want to verify. |
| waitForOrFail("font scale to match " + expectedFontScale, () -> |
| expectedFontScale == callbacks.mConfiguration.fontScale); |
| |
| windowContext.unregisterComponentCallbacks(callbacks); |
| } |
| |
| /** |
| * Verify the {@link WindowProviderService} lifecycle: |
| * <ul> |
| * <li>In {@link WindowProviderService#onCreate()}, register to the DisplayArea with |
| * given value from {@link WindowProviderService#getWindowType()} and |
| * {@link WindowProviderService#getWindowContextOptions()}} and receive a |
| * {@link Configuration} update which matches DisplayArea's metrics.</li> |
| * <li>After {@link WindowProviderService#attachToWindowToken(IBinder)}, the |
| * {@link WindowProviderService} must be switched to register to the Window Token and |
| * receive a configuration update which matches Window Token's metrics.</li> |
| * </ul> |
| */ |
| @Test |
| public void testWindowProviderServiceLifecycle() { |
| assumeTrue(supportsSplitScreenMultiWindow()); |
| |
| // Start an activity for WindowProviderService to attach |
| final TestActivity activity = startActivity(TestActivity.class); |
| final ComponentName activityName = activity.getComponentName(); |
| |
| // If the device supports multi-window, make this Activity to multi-window mode. |
| // In this way, we can verify if the WindowProviderService's metrics matches |
| // the split-screen Activity's metrics, which is different from TaskDisplayArea's metrics. |
| mWmState.computeState(activityName); |
| |
| putActivityInPrimarySplit(activityName); |
| |
| activity.waitAndAssertConfigurationChanged(); |
| |
| // Obtain the TestWindowService instance. |
| final TestWindowService service = createManagedWindowServiceSession().getService(); |
| |
| // Compute state to obtain associated TaskActivityArea information. |
| mWmState.computeState(activityName); |
| final WindowManagerState.DisplayArea da = mWmState.getTaskDisplayArea(activityName); |
| final Rect daBounds = da.mFullConfiguration.windowConfiguration.getBounds(); |
| final Rect maxDaBounds = da.mFullConfiguration.windowConfiguration.getMaxBounds(); |
| |
| assertBoundsMatches(service, daBounds, maxDaBounds, |
| "WindowProviderService bounds must match DisplayArea bounds."); |
| |
| // Obtain the Activity's token and attach it to TestWindowService. |
| final IBinder windowToken = activity.getWindow().getAttributes().token; |
| service.attachToWindowToken(windowToken); |
| |
| final WindowManager wm = activity.getWindowManager(); |
| final Rect currentBounds = wm.getCurrentWindowMetrics().getBounds(); |
| final Rect maxBounds = wm.getMaximumWindowMetrics().getBounds(); |
| |
| service.waitAndAssertConfigurationChanged(); |
| // After TestWindowService attaches the Activity's token, which is also a WindowToken, |
| // it is expected to receive a config update which matches the WindowMetrics of |
| // the Activity. |
| assertBoundsMatches(service, currentBounds, maxBounds, |
| "WindowProviderService bounds must match WindowToken bounds."); |
| } |
| |
| /** |
| * Verifies if: |
| * <ul> |
| * <li>{@link android.view.WindowMetrics} bounds matches provided bounds.</li> |
| * <li>Bounds from {@link WindowProviderService#onConfigurationChanged(Configuration)} |
| * callback matches provided bounds.</li> |
| * </ul> |
| */ |
| private void assertBoundsMatches(TestWindowService service, Rect currentBounds, |
| Rect maxBounds, String message) { |
| final WindowConfiguration winConfig = service.mConfiguration.windowConfiguration; |
| assertWithMessage(message + " WindowConfiguration#getBounds not matched.") |
| .that(winConfig.getBounds()).isEqualTo(currentBounds); |
| assertWithMessage(message + " WindowConfiguration#getMaxBounds not " |
| + "matched.").that(winConfig.getMaxBounds()).isEqualTo(maxBounds); |
| |
| final WindowManager wm = service.getSystemService(WindowManager.class); |
| final Rect currentWindowBounds = wm.getCurrentWindowMetrics().getBounds(); |
| final Rect maxWindowBounds = wm.getMaximumWindowMetrics().getBounds(); |
| assertWithMessage(message + " Current WindowMetrics bounds not matched.") |
| .that(currentWindowBounds).isEqualTo(currentBounds); |
| assertWithMessage(message + " Maximum WindowMetrics bounds not matched.") |
| .that(maxWindowBounds).isEqualTo(maxBounds); |
| } |
| |
| @Test |
| public void testWidowProviderServiceGlobalConfigChanges() { |
| final TestWindowService service = createManagedWindowServiceSession().getService(); |
| |
| // Obtain the original config |
| final Configuration originalConfiguration = |
| new Configuration(service.getResources().getConfiguration()); |
| |
| final FontScaleSession fontScaleSession = createManagedFontScaleSession(); |
| final float expectedFontScale = fontScaleSession.get() + 0.3f; |
| fontScaleSession.set(expectedFontScale); |
| |
| service.waitAndAssertConfigurationChanged(); |
| |
| assertThat(service.mConfiguration.fontScale).isEqualTo(expectedFontScale); |
| // Also check Configuration obtained from WindowProviderService's Resources |
| assertWithMessage("Configuration update must contains font scale change.") |
| .that(originalConfiguration.diff(service.mConfiguration) |
| & ActivityInfo.CONFIG_FONT_SCALE).isNotEqualTo(0); |
| assertWithMessage("Font scale must be updated to WindowProviderService Resources.") |
| .that(service.getResources().getConfiguration().fontScale) |
| .isEqualTo(expectedFontScale); |
| } |
| |
| @Test |
| public void testWindowProviderServiceCallWmBeforeOnCreateNotCrash() { |
| final TestWindowService service = |
| createManagedWindowServiceSession(true /* verifyWmInOnCreate */).getService(); |
| if (service.mThrowableFromOnCreate != null) { |
| throw new AssertionError("Calling WindowManager APIs before" |
| + " WindowProviderService#onCreate must not throw Throwable, but did.", |
| service.mThrowableFromOnCreate); |
| } |
| } |
| |
| public static class TestActivity extends WindowManagerTestBase.FocusableActivity { |
| final CountDownLatch mLatch = new CountDownLatch(1); |
| |
| @Override |
| public void onConfigurationChanged(@NonNull Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| mLatch.countDown(); |
| } |
| |
| private void waitAndAssertConfigurationChanged() { |
| try { |
| assertThat(mLatch.await(4, TimeUnit.SECONDS)).isTrue(); |
| } catch(InterruptedException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| private TestWindowServiceSession createManagedWindowServiceSession() { |
| return mObjectTracker.manage(new TestWindowServiceSession(false /* verifyWmInOnCreate */)); |
| } |
| |
| private TestWindowServiceSession createManagedWindowServiceSession(boolean verifyWmInOnCreate) { |
| return mObjectTracker.manage(new TestWindowServiceSession(verifyWmInOnCreate)); |
| } |
| |
| private static class TestWindowServiceSession implements AutoCloseable { |
| private final ServiceTestRule mServiceRule = new ServiceTestRule(); |
| private final TestWindowService mService; |
| private static boolean sVerifyWmInOnCreate = false; |
| |
| private TestWindowServiceSession(boolean verifyWmInOnCreate) { |
| final Context context = ApplicationProvider.getApplicationContext(); |
| final Intent intent = new Intent(context, TestWindowService.class); |
| sVerifyWmInOnCreate = verifyWmInOnCreate; |
| try { |
| final TestToken token = (TestToken) mServiceRule.bindService(intent); |
| mService = token.getService(); |
| } catch (TimeoutException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| private TestWindowService getService() { |
| return mService; |
| } |
| |
| @Override |
| public void close() { |
| mServiceRule.unbindService(); |
| } |
| } |
| |
| public static class TestWindowService extends WindowProviderService { |
| private final IBinder mToken = new TestToken(); |
| private CountDownLatch mLatch = new CountDownLatch(1); |
| private Configuration mConfiguration; |
| private Throwable mThrowableFromOnCreate; |
| |
| @Override |
| public int getWindowType() { |
| return TYPE_APPLICATION; |
| } |
| |
| @Nullable |
| @Override |
| public IBinder onBind(Intent intent) { |
| return mToken; |
| } |
| |
| @Override |
| public void onCreate() { |
| // Verify if call WindowManager before WindowProviderService#onCreate throws Exception. |
| if (TestWindowServiceSession.sVerifyWmInOnCreate) { |
| try { |
| getSystemService(WindowManager.class).getCurrentWindowMetrics(); |
| } catch (Throwable t) { |
| mThrowableFromOnCreate = t; |
| } |
| } |
| super.onCreate(); |
| mConfiguration = getResources().getConfiguration(); |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| mConfiguration = newConfig; |
| mLatch.countDown(); |
| } |
| |
| private void resetLatch() { |
| mLatch = new CountDownLatch(1); |
| } |
| |
| private void waitAndAssertConfigurationChanged() { |
| try { |
| assertThat(mLatch.await(4, TimeUnit.SECONDS)).isTrue(); |
| } catch(InterruptedException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| public class TestToken extends Binder { |
| private TestWindowService getService() { |
| return TestWindowService.this; |
| } |
| } |
| } |
| |
| private static class TestComponentCallbacks implements ComponentCallbacks { |
| private Configuration mConfiguration; |
| private CountDownLatch mLatch = new CountDownLatch(1); |
| |
| private void waitForConfigChanged() { |
| try { |
| assertThat(mLatch.await(4, TimeUnit.SECONDS)).isTrue(); |
| } catch (InterruptedException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public void onConfigurationChanged(@NonNull Configuration newConfig) { |
| mConfiguration = newConfig; |
| mLatch.countDown(); |
| } |
| |
| @Override |
| public void onLowMemory() {} |
| } |
| } |