Merge "Add Grayscale conditional"

tests/robotests/src/com/android/settings/homepage/contextualcards/conditional/GrayscaleConditionControllerTest.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2019 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.settings.homepage.contextualcards.conditional;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.hardware.display.ColorDisplayManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+@RunWith(RobolectricTestRunner.class)
+public class GrayscaleConditionControllerTest {
+
+    @Mock
+    private ConditionManager mConditionManager;
+
+    private ColorDisplayManager mColorDisplayManager;
+    private Context mContext;
+    private GrayscaleConditionController mController;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
+        mColorDisplayManager = spy(mContext.getSystemService(ColorDisplayManager.class));
+        doReturn(mColorDisplayManager).when(mContext).getSystemService(ColorDisplayManager.class);
+        mController = new GrayscaleConditionController(mContext, mConditionManager);
+    }
+
+    @Test
+    public void isDisplayable_noIntent_shouldReturnFalse() {
+        assertThat(mController.isDisplayable()).isFalse();
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void isDisplayable_validIntentAndGrayscaleOn_shouldReturnTrue() {
+        doReturn(true).when(mColorDisplayManager).isSaturationActivated();
+
+        assertThat(mController.isDisplayable()).isTrue();
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void isDisplayable_validIntentAndGrayscaleOff_shouldReturnFalse() {
+        doReturn(false).when(mColorDisplayManager).isSaturationActivated();
+
+        assertThat(mController.isDisplayable()).isFalse();
+    }
+
+    @Test
+    public void onActionClick_shouldRefreshCondition() {
+        mController.onActionClick();
+
+        verify(mConditionManager).onConditionChanged();
+    }
+}