Merge pull request flutter#9 from bottlepay/android-rework-test-expos…

…urelock-feature

Android rework test exposure lock feature

packages/camera/camera/android/src/main/java/io/flutter/plugins/camera/features/exposurelock/ExposureLockFeature.java

@@ -21,7 +21,7 @@ public ExposureLockFeature(CameraProperties cameraProperties) {
 
   @Override
   public String getDebugName() {
-    return "ExposureLock";
+    return "ExposureLockFeature";
   }
 
   @Override

packages/camera/camera/android/src/test/java/io/flutter/plugins/camera/types/FocusModeTest.java → packages/camera/camera/android/src/test/java/io/flutter/plugins/camera/features/autofocus/FocusModeTest.java

@@ -2,11 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package io.flutter.plugins.camera.types;
+package io.flutter.plugins.camera.features.autofocus;
 
 import static org.junit.Assert.assertEquals;
 
-import io.flutter.plugins.camera.features.autofocus.FocusMode;
 import org.junit.Test;
 
 public class FocusModeTest {

packages/camera/camera/android/src/test/java/io/flutter/plugins/camera/features/exposurelock/ExposureLockFeatureTest.java

@@ -0,0 +1,75 @@
+package io.flutter.plugins.camera.features.exposurelock;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import android.hardware.camera2.CaptureRequest;
+import io.flutter.plugins.camera.CameraProperties;
+import org.junit.Test;
+
+public class ExposureLockFeatureTest {
+  @Test
+  public void getDebugName_should_return_the_name_of_the_feature() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+
+    assertEquals("ExposureLockFeature", exposureLockFeature.getDebugName());
+  }
+
+  @Test
+  public void getValue_should_return_auto_if_not_set() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+
+    assertEquals(ExposureMode.auto, exposureLockFeature.getValue());
+  }
+
+  @Test
+  public void getValue_should_echo_the_set_value() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+    ExposureMode expectedValue = ExposureMode.locked;
+
+    exposureLockFeature.setValue(expectedValue);
+    ExposureMode actualValue = exposureLockFeature.getValue();
+
+    assertEquals(expectedValue, actualValue);
+  }
+
+  @Test
+  public void checkIsSupported_should_return_true() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+
+    assertTrue(exposureLockFeature.checkIsSupported());
+  }
+
+  @Test
+  public void updateBuilder_should_set_control_ae_lock_to_false_when_auto_exposure_is_set_to_auto() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    CaptureRequest.Builder mockBuilder = mock(CaptureRequest.Builder.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+
+
+    exposureLockFeature.setValue(ExposureMode.auto);
+    exposureLockFeature.updateBuilder(mockBuilder);
+
+    verify(mockBuilder, times(1)).set(CaptureRequest.CONTROL_AE_LOCK, false);
+  }
+
+  @Test
+  public void updateBuilder_should_set_control_ae_lock_to_false_when_auto_exposure_is_set_to_locked() {
+    CameraProperties mockCameraProperties = mock(CameraProperties.class);
+    CaptureRequest.Builder mockBuilder = mock(CaptureRequest.Builder.class);
+    ExposureLockFeature exposureLockFeature = new ExposureLockFeature(mockCameraProperties);
+
+
+    exposureLockFeature.setValue(ExposureMode.locked);
+    exposureLockFeature.updateBuilder(mockBuilder);
+
+    verify(mockBuilder, times(1)).set(CaptureRequest.CONTROL_AE_LOCK, true);
+  }
+}

packages/camera/camera/android/src/test/java/io/flutter/plugins/camera/types/ExposureModeTest.java → packages/camera/camera/android/src/test/java/io/flutter/plugins/camera/features/exposurelock/ExposureModeTest.java

@@ -2,11 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package io.flutter.plugins.camera.types;
+package io.flutter.plugins.camera.features.exposurelock;
 
 import static org.junit.Assert.assertEquals;
 
-import io.flutter.plugins.camera.features.exposurelock.ExposureMode;
 import org.junit.Test;
 
 public class ExposureModeTest {