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/*
* Copyright (C) 2017 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.internal.colorextraction;
import static org.junit.Assert.assertEquals;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import android.app.WallpaperColors;
import android.app.WallpaperManager;
import android.content.Context;
import android.graphics.Color;
import android.support.test.InstrumentationRegistry;
import android.support.test.filters.SmallTest;
import android.support.test.runner.AndroidJUnit4;
import com.android.internal.colorextraction.ColorExtractor.GradientColors;
import com.android.internal.colorextraction.types.ExtractionType;
import com.android.internal.colorextraction.types.Tonal;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Tests color extraction generation.
*/
@SmallTest
@RunWith(AndroidJUnit4.class)
public class ColorExtractorTest {
Context mContext;
@Before
public void setup() {
mContext = InstrumentationRegistry.getContext();
}
@Test
public void ColorExtractor_extractWhenInitialized() {
ExtractionType type = mock(Tonal.class);
new ColorExtractor(mContext, type);
// 1 for lock and 1 for system
verify(type, times(2))
.extractInto(any(), any(), any(), any());
}
@Test
public void getColors_usesExtractedColors() {
GradientColors colorsExpectedNormal = new GradientColors();
colorsExpectedNormal.setMainColor(Color.RED);
colorsExpectedNormal.setSecondaryColor(Color.GRAY);
GradientColors colorsExpectedDark = new GradientColors();
colorsExpectedNormal.setMainColor(Color.BLACK);
colorsExpectedNormal.setSecondaryColor(Color.BLUE);
GradientColors colorsExpectedExtraDark = new GradientColors();
colorsExpectedNormal.setMainColor(Color.MAGENTA);
colorsExpectedNormal.setSecondaryColor(Color.GREEN);
ExtractionType type =
(inWallpaperColors, outGradientColorsNormal, outGradientColorsDark,
outGradientColorsExtraDark) -> {
outGradientColorsNormal.set(colorsExpectedNormal);
outGradientColorsDark.set(colorsExpectedDark);
outGradientColorsExtraDark.set(colorsExpectedExtraDark);
};
ColorExtractor extractor = new ColorExtractor(mContext, type);
GradientColors colors = extractor.getColors(WallpaperManager.FLAG_SYSTEM,
ColorExtractor.TYPE_NORMAL);
assertEquals("Extracted colors not being used!", colors, colorsExpectedNormal);
colors = extractor.getColors(WallpaperManager.FLAG_SYSTEM, ColorExtractor.TYPE_DARK);
assertEquals("Extracted colors not being used!", colors, colorsExpectedDark);
colors = extractor.getColors(WallpaperManager.FLAG_SYSTEM, ColorExtractor.TYPE_EXTRA_DARK);
assertEquals("Extracted colors not being used!", colors, colorsExpectedExtraDark);
}
@Test
public void addOnColorsChangedListener_invokesListener() {
ColorExtractor.OnColorsChangedListener mockedListeners =
mock(ColorExtractor.OnColorsChangedListener.class);
ColorExtractor extractor = new ColorExtractor(mContext, new Tonal(mContext));
extractor.addOnColorsChangedListener(mockedListeners);
extractor.onColorsChanged(new WallpaperColors(Color.valueOf(Color.RED), null, null),
WallpaperManager.FLAG_LOCK);
verify(mockedListeners, times(1)).onColorsChanged(any(),
eq(WallpaperManager.FLAG_LOCK));
extractor.removeOnColorsChangedListener(mockedListeners);
extractor.onColorsChanged(new WallpaperColors(Color.valueOf(Color.RED), null, null),
WallpaperManager.FLAG_LOCK);
verifyNoMoreInteractions(mockedListeners);
}
}
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