Merge "Create palette preview for color correction."

tests/robotests/src/com/android/settings/accessibility/PaletteListViewTest.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2020 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.accessibility;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Tests for {@link PaletteListView} */
+@RunWith(RobolectricTestRunner.class)
+public class PaletteListViewTest {
+
+    private final Context mContext = ApplicationProvider.getApplicationContext();
+    private PaletteListView mPaletteListView;
+
+    @Before
+    public void setUp() {
+        mPaletteListView = new PaletteListView(mContext);
+    }
+
+    @Test
+    public void setColors_applySameLengthArray_configureSuccessful() {
+        final String[] colorName = {"White", "Black", "Yellow"};
+        final String[] colorCode = {"#ffffff", "#000000", "#f9ab00"};
+
+        assertThat(mPaletteListView.setPaletteListColors(colorName, colorCode)).isTrue();
+    }
+
+    @Test
+    public void setColors_applyDifferentLengthArray_configureSuccessful() {
+        final String[] colorName = {"White", "Black", "Yellow", "Orange", "Red"};
+        final String[] colorCode = {"#ffffff", "#000000", "#f9ab00"};
+
+        assertThat(mPaletteListView.setPaletteListColors(colorName, colorCode)).isTrue();
+    }
+
+    @Test
+    public void setColors_configureFailed() {
+        final String[] colorName = null;
+        final String[] colorCode = null;
+
+        assertThat(mPaletteListView.setPaletteListColors(colorName, colorCode)).isFalse();
+    }
+}