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/*
* Copyright (C) 2015 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.messaging.ui.mediapicker;
import android.hardware.Camera;
import android.hardware.Camera.CameraInfo;
import android.os.AsyncTask;
import android.test.suitebuilder.annotation.SmallTest;
import com.android.messaging.BugleTestCase;
import com.android.messaging.ui.mediapicker.CameraManager.CameraWrapper;
import org.mockito.InOrder;
import org.mockito.Mockito;
@SmallTest
public class CameraManagerTest extends BugleTestCase {
@Override
protected void setUp() throws Exception {
super.setUp();
// Force each test to set up a camera wrapper to match their needs
CameraManager.setCameraWrapper(null);
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
MockCameraFactory.cleanup();
}
public void testNoCameraDeviceGetInfo() {
CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper());
assertEquals(false, CameraManager.get().hasAnyCamera());
assertEquals(false, CameraManager.get().hasFrontAndBackCamera());
try {
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK);
fail("selectCamera should have thrown");
} catch (AssertionError e) {
}
}
public void testFrontFacingOnlyGetInfo() {
CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper(
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT)
));
assertEquals(true, CameraManager.get().hasAnyCamera());
assertEquals(false, CameraManager.get().hasFrontAndBackCamera());
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT);
assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing);
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK);
assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing);
}
public void testBackFacingOnlyGetInfo() {
CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper(
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK)
));
assertEquals(true, CameraManager.get().hasAnyCamera());
assertEquals(false, CameraManager.get().hasFrontAndBackCamera());
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT);
assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing);
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK);
assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing);
}
public void testFrontAndBackGetInfo() {
CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper(
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT),
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK)
));
assertEquals(true, CameraManager.get().hasAnyCamera());
assertEquals(true, CameraManager.get().hasFrontAndBackCamera());
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT);
assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing);
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK);
assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing);
}
public void testSwapCamera() {
CameraManager.setCameraWrapper(MockCameraFactory.createCameraWrapper(
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT),
MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK)
));
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_FRONT);
assertEquals(CameraInfo.CAMERA_FACING_FRONT, CameraManager.get().getCameraInfo().facing);
CameraManager.get().swapCamera();
assertEquals(CameraInfo.CAMERA_FACING_BACK, CameraManager.get().getCameraInfo().facing);
}
public void testOpenCamera() {
Camera backCamera = MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_BACK);
Camera frontCamera = MockCameraFactory.createCamera(CameraInfo.CAMERA_FACING_FRONT);
CameraWrapper wrapper = MockCameraFactory.createCameraWrapper(frontCamera, backCamera);
CameraManager.setCameraWrapper(wrapper);
CameraManager.get().selectCamera(CameraInfo.CAMERA_FACING_BACK);
CameraManager.get().openCamera();
CameraManager.get().openCamera();
CameraManager.get().openCamera();
waitForPendingAsyncTasks();
Mockito.verify(wrapper, Mockito.never()).open(0);
Mockito.verify(wrapper).open(1);
Mockito.verify(wrapper, Mockito.never()).release(frontCamera);
Mockito.verify(wrapper, Mockito.never()).release(backCamera);
CameraManager.get().swapCamera();
waitForPendingAsyncTasks();
Mockito.verify(wrapper).open(0);
Mockito.verify(wrapper).open(1);
Mockito.verify(wrapper, Mockito.never()).release(frontCamera);
Mockito.verify(wrapper).release(backCamera);
InOrder inOrder = Mockito.inOrder(wrapper);
inOrder.verify(wrapper).open(1);
inOrder.verify(wrapper).release(backCamera);
inOrder.verify(wrapper).open(0);
}
private void waitForPendingAsyncTasks() {
try {
final Object lockObject = new Object();
new AsyncTask<Void, Void, Void>() {
@Override
protected Void doInBackground(Void... voids) {
return null;
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
synchronized (lockObject) {
lockObject.notifyAll();
}
}
}.execute();
synchronized (lockObject) {
lockObject.wait(500);
}
} catch (InterruptedException e) {
fail();
}
}
}
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