Merge "Add unit test for ScreenDecorations" into tm-qpr-dev
diff --git a/packages/SystemUI/src/com/android/systemui/ScreenDecorations.java b/packages/SystemUI/src/com/android/systemui/ScreenDecorations.java
index c1c7f2d..fb65588 100644
--- a/packages/SystemUI/src/com/android/systemui/ScreenDecorations.java
+++ b/packages/SystemUI/src/com/android/systemui/ScreenDecorations.java
@@ -124,16 +124,7 @@
     };
     private final ScreenDecorationsLogger mLogger;
 
-    private final AuthController.Callback mAuthControllerCallback = new AuthController.Callback() {
-        @Override
-        public void onFaceSensorLocationChanged() {
-            mLogger.onSensorLocationChanged();
-            if (mExecutor != null) {
-                mExecutor.execute(
-                        () -> updateOverlayProviderViews(new Integer[]{mFaceScanningViewId}));
-            }
-        }
-    };
+    private final AuthController mAuthController;
 
     private DisplayTracker mDisplayTracker;
     @VisibleForTesting
@@ -340,9 +331,22 @@
         mFaceScanningFactory = faceScanningFactory;
         mFaceScanningViewId = com.android.systemui.R.id.face_scanning_anim;
         mLogger = logger;
-        authController.addCallback(mAuthControllerCallback);
+        mAuthController = authController;
     }
 
+
+    private final AuthController.Callback mAuthControllerCallback = new AuthController.Callback() {
+        @Override
+        public void onFaceSensorLocationChanged() {
+            mLogger.onSensorLocationChanged();
+            if (mExecutor != null) {
+                mExecutor.execute(
+                        () -> updateOverlayProviderViews(
+                                new Integer[]{mFaceScanningViewId}));
+            }
+        }
+    };
+
     @Override
     public void start() {
         if (DEBUG_DISABLE_SCREEN_DECORATIONS) {
@@ -353,6 +357,7 @@
         mExecutor = mThreadFactory.buildDelayableExecutorOnHandler(mHandler);
         mExecutor.execute(this::startOnScreenDecorationsThread);
         mDotViewController.setUiExecutor(mExecutor);
+        mAuthController.addCallback(mAuthControllerCallback);
     }
 
     private boolean isPrivacyDotEnabled() {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/ScreenDecorationsTest.java b/packages/SystemUI/tests/src/com/android/systemui/ScreenDecorationsTest.java
index fc11148..4cf5a4b 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/ScreenDecorationsTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/ScreenDecorationsTest.java
@@ -34,8 +34,10 @@
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.ArgumentMatchers.isA;
+import static org.mockito.Mockito.clearInvocations;
 import static org.mockito.Mockito.doAnswer;
 import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.doReturn;
@@ -104,8 +106,12 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -119,7 +125,7 @@
     private WindowManager mWindowManager;
     private DisplayManager mDisplayManager;
     private SecureSettings mSecureSettings;
-    private final FakeExecutor mExecutor = new FakeExecutor(new FakeSystemClock());
+    private FakeExecutor mExecutor;
     private final FakeDisplayTracker mDisplayTracker = new FakeDisplayTracker(mContext);
     private FakeThreadFactory mThreadFactory;
     private ArrayList<DecorProvider> mPrivacyDecorProviders;
@@ -161,6 +167,8 @@
     private PrivacyDotViewController.ShowingListener mPrivacyDotShowingListener;
     @Mock
     private CutoutDecorProviderFactory mCutoutFactory;
+    @Captor
+    private ArgumentCaptor<AuthController.Callback> mAuthControllerCallback;
     private List<DecorProvider> mMockCutoutList;
 
     @Before
@@ -169,6 +177,7 @@
 
         Handler mainHandler = new Handler(TestableLooper.get(this).getLooper());
         mSecureSettings = new FakeSettings();
+        mExecutor = new FakeExecutor(new FakeSystemClock());
         mThreadFactory = new FakeThreadFactory(mExecutor);
         mThreadFactory.setHandler(mainHandler);
 
@@ -1166,6 +1175,44 @@
     }
 
     @Test
+    public void faceSensorLocationChangesReloadsFaceScanningOverlay() {
+        mFaceScanningProviders = new ArrayList<>();
+        mFaceScanningProviders.add(mFaceScanningDecorProvider);
+        when(mFaceScanningProviderFactory.getProviders()).thenReturn(mFaceScanningProviders);
+        when(mFaceScanningProviderFactory.getHasProviders()).thenReturn(true);
+        ScreenDecorations screenDecorations = new ScreenDecorations(mContext, mExecutor,
+                mSecureSettings, mTunerService, mUserTracker, mDisplayTracker, mDotViewController,
+                mThreadFactory, mPrivacyDotDecorProviderFactory, mFaceScanningProviderFactory,
+                new ScreenDecorationsLogger(logcatLogBuffer("TestLogBuffer")), mAuthController);
+        screenDecorations.start();
+        verify(mAuthController).addCallback(mAuthControllerCallback.capture());
+        when(mContext.getDisplay()).thenReturn(mDisplay);
+        when(mDisplay.getDisplayInfo(any())).thenAnswer(new Answer<Boolean>() {
+            @Override
+            public Boolean answer(InvocationOnMock invocation) throws Throwable {
+                DisplayInfo displayInfo = invocation.getArgument(0);
+                int modeId = 1;
+                displayInfo.modeId = modeId;
+                displayInfo.supportedModes = new Display.Mode[]{new Display.Mode(modeId, 1024, 1024,
+                        90)};
+                return false;
+            }
+        });
+        mExecutor.runAllReady();
+        clearInvocations(mFaceScanningDecorProvider);
+
+        AuthController.Callback callback = mAuthControllerCallback.getValue();
+        callback.onFaceSensorLocationChanged();
+        mExecutor.runAllReady();
+
+        verify(mFaceScanningDecorProvider).onReloadResAndMeasure(any(),
+                anyInt(),
+                anyInt(),
+                anyInt(),
+                any());
+    }
+
+    @Test
     public void testPrivacyDotShowingListenerWorkWellWithNullParameter() {
         mPrivacyDotShowingListener.onPrivacyDotShown(null);
         mPrivacyDotShowingListener.onPrivacyDotHidden(null);