| /* |
| * Copyright (C) 2016 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.WindowManagerState.STATE_RESUMED; |
| import static android.server.wm.StateLogger.log; |
| import static android.server.wm.StateLogger.logE; |
| import static android.server.wm.app.Components.FONT_SCALE_ACTIVITY; |
| import static android.server.wm.app.Components.FONT_SCALE_NO_RELAUNCH_ACTIVITY; |
| import static android.server.wm.app.Components.FontScaleActivity.EXTRA_FONT_ACTIVITY_DPI; |
| import static android.server.wm.app.Components.FontScaleActivity.EXTRA_FONT_PIXEL_SIZE; |
| import static android.server.wm.app.Components.NO_RELAUNCH_ACTIVITY; |
| import static android.server.wm.app.Components.TEST_ACTIVITY; |
| import static android.server.wm.app.Components.TestActivity.EXTRA_CONFIG_ASSETS_SEQ; |
| import static android.view.Surface.ROTATION_0; |
| import static android.view.Surface.ROTATION_180; |
| import static android.view.Surface.ROTATION_270; |
| import static android.view.Surface.ROTATION_90; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| import static org.junit.Assume.assumeFalse; |
| import static org.junit.Assume.assumeTrue; |
| |
| import android.content.ComponentName; |
| import android.os.Bundle; |
| import android.platform.test.annotations.Presubmit; |
| import android.provider.Settings; |
| import android.server.wm.CommandSession.ActivityCallback; |
| import android.server.wm.TestJournalProvider.TestJournalContainer; |
| import android.server.wm.settings.SettingsSession; |
| |
| import androidx.annotation.IntDef; |
| |
| import com.android.compatibility.common.util.SystemUtil; |
| |
| import org.junit.Test; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| /** |
| * Build/Install/Run: |
| * atest CtsWindowManagerDeviceTestCases:ConfigChangeTests |
| */ |
| @Presubmit |
| public class ConfigChangeTests extends ActivityManagerTestBase { |
| |
| private static final float EXPECTED_FONT_SIZE_SP = 10.0f; |
| |
| /** Verifies if the count of configuration changes is expected. */ |
| private static final int TEST_MODE_CONFIGURATION_CHANGE = 1; |
| /** Verifies if the count of relaunch is expected. */ |
| private static final int TEST_MODE_RELAUNCH_OR_CONFIG_CHANGE = 2; |
| /** Verifies if sizes match. */ |
| private static final int TEST_MODE_RESIZE = 3; |
| |
| /** Test mode that defines which lifecycle callback is verified in a particular test */ |
| @IntDef(flag = true, value = { |
| TEST_MODE_CONFIGURATION_CHANGE, |
| TEST_MODE_RELAUNCH_OR_CONFIG_CHANGE, |
| TEST_MODE_RESIZE |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| private @interface TestMode {} |
| |
| @Test |
| public void testRotation90Relaunch() { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| |
| // Should relaunch on every rotation and receive no onConfigurationChanged() |
| testRotation(TEST_ACTIVITY, 1, 1, 0); |
| } |
| |
| @Test |
| public void testRotation90NoRelaunch() { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| |
| // Should receive onConfigurationChanged() on every rotation and no relaunch |
| testRotation(NO_RELAUNCH_ACTIVITY, 1, 0, 1); |
| } |
| |
| @Test |
| public void testRotation180_RegularActivity() { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| assumeFalse("Skipping test: display cutout present, can't predict exact lifecycle", |
| hasDisplayCutout()); |
| |
| // Should receive nothing |
| testRotation(TEST_ACTIVITY, 2, 0, 0); |
| } |
| |
| @Test |
| public void testRotation180_NoRelaunchActivity() { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| assumeFalse("Skipping test: display cutout present, can't predict exact lifecycle", |
| hasDisplayCutout()); |
| |
| // Should receive nothing |
| testRotation(NO_RELAUNCH_ACTIVITY, 2, 0, 0); |
| } |
| |
| @Test |
| public void testRotation180RelaunchWithCutout() throws Exception { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| assumeTrue("Skipping test: no display cutout", hasDisplayCutout()); |
| |
| testRotation180WithCutout(TEST_ACTIVITY, TEST_MODE_RELAUNCH_OR_CONFIG_CHANGE); |
| } |
| |
| @Test |
| public void testRotation180NoRelaunchWithCutout() throws Exception { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| assumeTrue("Skipping test: no display cutout", hasDisplayCutout()); |
| |
| testRotation180WithCutout(NO_RELAUNCH_ACTIVITY, TEST_MODE_CONFIGURATION_CHANGE); |
| } |
| |
| /** |
| * Test activity configuration changes for devices with cutout(s). Landscape and |
| * reverse-landscape rotations should result in same screen space available for apps. |
| */ |
| @Test |
| public void testConfigChangeWhenRotatingWithCutout() throws Exception { |
| assumeTrue("Skipping test: no rotation support", supportsRotation()); |
| assumeTrue("Skipping test: no display cutout", hasDisplayCutout()); |
| |
| testRotation180WithCutout(TEST_ACTIVITY, TEST_MODE_RESIZE); |
| } |
| |
| private void testRotation180WithCutout(ComponentName activityName, @TestMode int testMode) |
| throws Exception { |
| launchActivity(activityName); |
| mWmState.computeState(activityName); |
| |
| final RotationSession rotationSession = createManagedRotationSession(); |
| final StateCount count1 = getStateCountForRotation(activityName, rotationSession, |
| ROTATION_0 /* before */, ROTATION_180 /* after */); |
| final StateCount count2 = getStateCountForRotation(activityName, rotationSession, |
| ROTATION_90 /* before */, ROTATION_270 /* after */); |
| |
| final int configChange = count1.mConfigChangeCount + count2.mConfigChangeCount; |
| final int relaunch = count1.mRelaunchCount + count2.mRelaunchCount; |
| // There should at least one 180 rotation without resize. |
| final boolean sameSize = !count1.mResize || !count2.mResize; |
| |
| switch (testMode) { |
| case TEST_MODE_CONFIGURATION_CHANGE: { |
| assertTrue("There must be at most one 180 degree rotation that results in the" |
| + " same configuration on device with cutout", configChange <= 1); |
| assertEquals("There must be no relaunch during test", 0, relaunch); |
| break; |
| } |
| case TEST_MODE_RELAUNCH_OR_CONFIG_CHANGE: { |
| // If the size change does not cross the threshold, the activity will receive |
| // onConfigurationChanged instead of relaunching. |
| assertTrue("There must be at most one 180 degree rotation that results in" |
| + " relaunch or a configuration change on device with cutout", |
| relaunch + configChange <= 1); |
| break; |
| } |
| case TEST_MODE_RESIZE: { |
| assertTrue("A device with cutout should have the same available screen space" |
| + " in landscape and reverse-landscape", sameSize); |
| break; |
| } |
| default: { |
| fail("unrecognized test mode: " + testMode); |
| } |
| } |
| } |
| |
| private StateCount getStateCountForRotation(ComponentName activityName, RotationSession session, |
| int before, int after) throws Exception { |
| session.set(before); |
| separateTestJournal(); |
| session.set(after); |
| mWmState.computeState(activityName); |
| final ActivityLifecycleCounts counter = new ActivityLifecycleCounts(activityName); |
| |
| int configChangeCount = counter.getCount(ActivityCallback.ON_CONFIGURATION_CHANGED); |
| int relaunchCount = counter.getCount(ActivityCallback.ON_CREATE); |
| boolean resize = getLastReportedSizesForActivity(activityName) != null; |
| |
| return new StateCount(configChangeCount, relaunchCount, resize); |
| } |
| |
| private final static class StateCount { |
| final int mConfigChangeCount; |
| final int mRelaunchCount; |
| final boolean mResize; |
| |
| StateCount(int configChangeCount, int relaunchCount, boolean resize) { |
| mConfigChangeCount = configChangeCount; |
| mRelaunchCount = relaunchCount; |
| mResize = resize; |
| } |
| } |
| |
| @Test |
| public void testChangeFontScaleRelaunch() { |
| // Should relaunch and receive no onConfigurationChanged() |
| testChangeFontScale(FONT_SCALE_ACTIVITY, true /* relaunch */); |
| } |
| |
| @Test |
| public void testChangeFontScaleNoRelaunch() { |
| // Should receive onConfigurationChanged() and no relaunch |
| testChangeFontScale(FONT_SCALE_NO_RELAUNCH_ACTIVITY, false /* relaunch */); |
| } |
| |
| private void testRotation(ComponentName activityName, int rotationStep, int numRelaunch, |
| int numConfigChange) { |
| launchActivity(activityName); |
| |
| mWmState.computeState(activityName); |
| |
| final int initialRotation = 4 - rotationStep; |
| final RotationSession rotationSession = createManagedRotationSession(); |
| rotationSession.set(initialRotation); |
| mWmState.computeState(activityName); |
| final int actualStackId = |
| mWmState.getTaskByActivity(activityName).mRootTaskId; |
| final int displayId = mWmState.getRootTask(actualStackId).mDisplayId; |
| final int newDeviceRotation = getDeviceRotation(displayId); |
| if (newDeviceRotation == INVALID_DEVICE_ROTATION) { |
| logE("Got an invalid device rotation value. " |
| + "Continuing the test despite of that, but it is likely to fail."); |
| } else if (newDeviceRotation != initialRotation) { |
| log("This device doesn't support user rotation " |
| + "mode. Not continuing the rotation checks."); |
| return; |
| } |
| |
| for (int rotation = 0; rotation < 4; rotation += rotationStep) { |
| separateTestJournal(); |
| rotationSession.set(rotation); |
| mWmState.computeState(activityName); |
| assertRelaunchOrConfigChanged(activityName, numRelaunch, numConfigChange); |
| } |
| } |
| |
| /** Helper class to save, set, and restore font_scale preferences. */ |
| private static class FontScaleSession extends SettingsSession<Float> { |
| FontScaleSession() { |
| super(Settings.System.getUriFor(Settings.System.FONT_SCALE), |
| Settings.System::getFloat, |
| Settings.System::putFloat); |
| } |
| } |
| |
| private void testChangeFontScale(ComponentName activityName, boolean relaunch) { |
| final FontScaleSession fontScaleSession = mObjectTracker.manage(new FontScaleSession()); |
| fontScaleSession.set(1.0f); |
| separateTestJournal(); |
| launchActivity(activityName); |
| mWmState.computeState(activityName); |
| |
| final Bundle extras = TestJournalContainer.get(activityName).extras; |
| if (!extras.containsKey(EXTRA_FONT_ACTIVITY_DPI)) { |
| fail("No fontActivityDpi reported from activity " + activityName); |
| } |
| final int densityDpi = extras.getInt(EXTRA_FONT_ACTIVITY_DPI); |
| |
| for (float fontScale = 0.85f; fontScale <= 1.3f; fontScale += 0.15f) { |
| separateTestJournal(); |
| fontScaleSession.set(fontScale); |
| mWmState.computeState(activityName); |
| assertRelaunchOrConfigChanged(activityName, relaunch ? 1 : 0, relaunch ? 0 : 1); |
| |
| // Verify that the display metrics are updated, and therefore the text size is also |
| // updated accordingly. |
| final Bundle changedExtras = TestJournalContainer.get(activityName).extras; |
| waitForOrFail("reported fontPixelSize from " + activityName, |
| () -> changedExtras.containsKey(EXTRA_FONT_PIXEL_SIZE)); |
| final int expectedFontPixelSize = |
| scaledPixelsToPixels(EXPECTED_FONT_SIZE_SP, fontScale, densityDpi); |
| assertEquals("Expected font pixel size should match", expectedFontPixelSize, |
| changedExtras.getInt(EXTRA_FONT_PIXEL_SIZE)); |
| } |
| } |
| |
| /** |
| * Test updating application info when app is running. An activity with matching package name |
| * must be recreated and its asset sequence number must be incremented. |
| */ |
| @Test |
| public void testUpdateApplicationInfo() throws Exception { |
| separateTestJournal(); |
| |
| // Launch an activity that prints applied config. |
| launchActivity(TEST_ACTIVITY); |
| final int assetSeq = getAssetSeqNumber(TEST_ACTIVITY); |
| |
| separateTestJournal(); |
| // Update package info. |
| updateApplicationInfo(Arrays.asList(TEST_ACTIVITY.getPackageName())); |
| mWmState.waitForWithAmState((amState) -> { |
| // Wait for activity to be resumed and asset seq number to be updated. |
| try { |
| return getAssetSeqNumber(TEST_ACTIVITY) == assetSeq + 1 |
| && amState.hasActivityState(TEST_ACTIVITY, STATE_RESUMED); |
| } catch (Exception e) { |
| logE("Error waiting for valid state: " + e.getMessage()); |
| return false; |
| } |
| }, "asset sequence number to be updated and for activity to be resumed."); |
| |
| // Check if activity is relaunched and asset seq is updated. |
| assertRelaunchOrConfigChanged(TEST_ACTIVITY, 1 /* numRelaunch */, |
| 0 /* numConfigChange */); |
| final int newAssetSeq = getAssetSeqNumber(TEST_ACTIVITY); |
| assertEquals("Asset sequence number must be incremented.", assetSeq + 1, newAssetSeq); |
| } |
| |
| private static int getAssetSeqNumber(ComponentName activityName) { |
| return TestJournalContainer.get(activityName).extras.getInt(EXTRA_CONFIG_ASSETS_SEQ); |
| } |
| |
| // Calculate the scaled pixel size just like the device is supposed to. |
| private static int scaledPixelsToPixels(float sp, float fontScale, int densityDpi) { |
| final int DEFAULT_DENSITY = 160; |
| float f = densityDpi * (1.0f / DEFAULT_DENSITY) * fontScale * sp; |
| return (int) ((f >= 0) ? (f + 0.5f) : (f - 0.5f)); |
| } |
| |
| private void updateApplicationInfo(List<String> packages) { |
| SystemUtil.runWithShellPermissionIdentity( |
| () -> mAm.scheduleApplicationInfoChanged(packages, |
| android.os.Process.myUserHandle().getIdentifier()) |
| ); |
| } |
| } |