| /* |
| * Copyright (C) 2017 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.wm; |
| |
| import static android.view.WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW; |
| |
| import static junit.framework.Assert.assertEquals; |
| |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| |
| import android.app.ActivityManager.TaskSnapshot; |
| import android.platform.test.annotations.Presubmit; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| /** |
| * Test class for {@link TaskSnapshotCache}. |
| * |
| * Build/Install/Run: |
| * atest WmTests:TaskSnapshotCacheTest |
| */ |
| @SmallTest |
| @Presubmit |
| @RunWith(WindowTestRunner.class) |
| public class TaskSnapshotCacheTest extends TaskSnapshotPersisterTestBase { |
| |
| private TaskSnapshotCache mCache; |
| @Mock |
| TaskSnapshot mSnapshot; |
| |
| public TaskSnapshotCacheTest() { |
| super(0.8f, 0.5f); |
| } |
| |
| @Override |
| @Before |
| public void setUp() { |
| super.setUp(); |
| MockitoAnnotations.initMocks(this); |
| mCache = new TaskSnapshotCache(mWm, mLoader); |
| } |
| |
| @Test |
| public void testAppRemoved() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mCache.putSnapshot(window.getTask(), createSnapshot()); |
| assertNotNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| mCache.onAppRemoved(window.mActivityRecord); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| } |
| |
| @Test |
| public void testAppDied() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mCache.putSnapshot(window.getTask(), createSnapshot()); |
| assertNotNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| mCache.onAppDied(window.mActivityRecord); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| } |
| |
| @Test |
| public void testTaskRemoved() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mCache.putSnapshot(window.getTask(), createSnapshot()); |
| assertNotNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| mCache.onTaskRemoved(window.getTask().mTaskId); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, 0 /* userId */, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| } |
| |
| @Test |
| public void testReduced_notCached() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mPersister.persistSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, createSnapshot()); |
| mPersister.waitForQueueEmpty(); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| |
| // Load it from disk |
| assertNotNull(mCache.getSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, |
| true /* restoreFromDisk */, true /* isLowResolution */)); |
| |
| // Make sure it's not in the cache now. |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| } |
| |
| @Test |
| public void testRestoreFromDisk() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mPersister.persistSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, createSnapshot()); |
| mPersister.waitForQueueEmpty(); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, |
| false /* restoreFromDisk */, false /* isLowResolution */)); |
| |
| // Load it from disk |
| assertNotNull(mCache.getSnapshot(window.getTask().mTaskId, mWm.mCurrentUserId, |
| true /* restoreFromDisk */, false /* isLowResolution */)); |
| } |
| |
| @Test |
| public void testClearCache() { |
| final WindowState window = createWindow(null, FIRST_APPLICATION_WINDOW, "window"); |
| mCache.putSnapshot(window.getTask(), mSnapshot); |
| assertEquals(mSnapshot, mCache.getSnapshot(window.getTask().mTaskId, 0, false, false)); |
| mCache.clearRunningCache(); |
| assertNull(mCache.getSnapshot(window.getTask().mTaskId, 0, false, false)); |
| } |
| } |