| /* |
| * Copyright (C) 2010 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.opengl.cts; |
| |
| |
| import android.opengl.GLSurfaceView; |
| import android.test.ActivityInstrumentationTestCase2; |
| import android.test.UiThreadTest; |
| import android.util.Log; |
| |
| /** |
| * Tests for the GLSurfaceView class. |
| */ |
| public class GLSurfaceViewTest extends |
| ActivityInstrumentationTestCase2<GLSurfaceViewCtsActivity> { |
| |
| private static final int NUM_PAUSE_RESUME_ITERATIONS_WITHOUT_DELAY = 1000; |
| |
| private static final int NUM_PAUSE_RESUME_ITERATIONS_WITH_DELAY = 100; |
| |
| private static final int PAUSE_RESUME_DELAY = 10; |
| |
| private static final boolean LOG_PAUSE_RESUME = false; |
| |
| private static final String TAG = "GLSurfaceViewTest"; |
| |
| private GLSurfaceViewCtsActivity mActivity; |
| |
| public GLSurfaceViewTest() { |
| super("com.android.cts.graphics", GLSurfaceViewCtsActivity.class); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| mActivity = getActivity(); |
| } |
| |
| /** |
| * Test repeated pausing and resuming of a GLSurfaceView with a delay |
| * between iterations. |
| * <p> |
| * This test simply verifies that the system is able to perform multiple |
| * pause/resume sequences without crashing. The delay is used to allow |
| * asynchronous events to occur in between the pause and resume operations. |
| * </p> |
| * |
| * @throws InterruptedException |
| */ |
| @UiThreadTest |
| public void testPauseResumeWithDelay() throws InterruptedException { |
| GLSurfaceView view = mActivity.getView(); |
| for (int i = 0; i < NUM_PAUSE_RESUME_ITERATIONS_WITH_DELAY; i++) { |
| Thread.sleep(PAUSE_RESUME_DELAY); |
| if (LOG_PAUSE_RESUME) { |
| Log.w(TAG, "Pause/Resume (w/ delay) step " + i + " - pause"); |
| } |
| view.onPause(); |
| Thread.sleep(PAUSE_RESUME_DELAY); |
| if (LOG_PAUSE_RESUME) { |
| Log.w(TAG, "Pause/Resume (w/ delay) step " + i + " - resume"); |
| } |
| view.onResume(); |
| } |
| } |
| |
| /** |
| * Test repeated pausing and resuming of a GLSurfaceView. |
| * <p> |
| * This test simply verifies that the system is able to perform multiple |
| * pause/resume sequences without crashing. No delay is used so that a |
| * larger number of iterations can be done in a short amount of time. |
| * </p> |
| */ |
| @UiThreadTest |
| public void testPauseResumeWithoutDelay() { |
| GLSurfaceView view = mActivity.getView(); |
| for (int i = 0; i < NUM_PAUSE_RESUME_ITERATIONS_WITHOUT_DELAY; i++) { |
| if (LOG_PAUSE_RESUME) { |
| Log.w(TAG, "Pause/Resume (no delay) step " + i + " - pause"); |
| } |
| view.onPause(); |
| if (LOG_PAUSE_RESUME) { |
| Log.w(TAG, "Pause/Resume (no delay) step " + i + " - resume"); |
| } |
| view.onResume(); |
| } |
| } |
| } |