| /* |
| * Copyright (C) 2019 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.internal.util; |
| |
| import static android.view.WindowManager.TAKE_SCREENSHOT_FULLSCREEN; |
| import static android.view.WindowManager.TAKE_SCREENSHOT_SELECTED_REGION; |
| |
| import static junit.framework.Assert.assertNull; |
| import static junit.framework.Assert.fail; |
| |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.ArgumentMatchers.anyInt; |
| |
| import android.content.Context; |
| import android.os.Handler; |
| import android.os.Looper; |
| |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mockito; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| @RunWith(AndroidJUnit4.class) |
| public final class ScreenshotHelperTest { |
| private Context mContext; |
| private ScreenshotHelper mScreenshotHelper; |
| private Handler mHandler; |
| |
| |
| @Before |
| public void setUp() { |
| // `ScreenshotHelper.notifyScreenshotError()` calls `Context.sendBroadcastAsUser()` and |
| // `Context.bindServiceAsUser`. |
| // |
| // This raises a `SecurityException` if the device is locked. Calling either `Context` |
| // method results in a broadcast of `android.intent.action. USER_PRESENT`. Only the system |
| // process is allowed to broadcast that `Intent`. |
| mContext = Mockito.spy(Context.class); |
| Mockito.doNothing().when(mContext).sendBroadcastAsUser(any(), any()); |
| Mockito.doReturn(true).when(mContext).bindServiceAsUser(any(), any(), anyInt(), any()); |
| |
| mHandler = new Handler(Looper.getMainLooper()); |
| mScreenshotHelper = new ScreenshotHelper(mContext); |
| } |
| |
| @Test |
| public void testFullscreenScreenshot() { |
| mScreenshotHelper.takeScreenshot(TAKE_SCREENSHOT_FULLSCREEN, false, false, mHandler, null); |
| } |
| |
| @Test |
| public void testSelectedRegionScreenshot() { |
| mScreenshotHelper.takeScreenshot(TAKE_SCREENSHOT_SELECTED_REGION, false, false, mHandler, |
| null); |
| } |
| |
| @Test |
| public void testScreenshotTimesOut() { |
| long timeoutMs = 10; |
| |
| CountDownLatch lock = new CountDownLatch(1); |
| mScreenshotHelper.takeScreenshot(TAKE_SCREENSHOT_FULLSCREEN, false, false, timeoutMs, |
| mHandler, |
| uri -> { |
| assertNull(uri); |
| lock.countDown(); |
| }); |
| |
| try { |
| // Add tolerance for delay to prevent flakes. |
| long awaitDurationMs = timeoutMs + 100; |
| if (!lock.await(awaitDurationMs, TimeUnit.MILLISECONDS)) { |
| fail("lock never freed"); |
| } |
| } catch (InterruptedException e) { |
| fail("lock interrupted"); |
| } |
| } |
| } |