1 files changed, 154 insertions, 0 deletions
diff --git a/tests/src/com/android/messaging/ui/mediapicker/CameraManagerTest.java b/tests/src/com/android/messaging/ui/mediapicker/CameraManagerTest.java
new file mode 100644
index 0000000..951c694
--- /dev/null
+++ b/tests/src/com/android/messaging/ui/mediapicker/CameraManagerTest.java
@@ -0,0 +1,154 @@
+/*
+ * 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();
+        }
+    }
+}