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/*
* Copyright (C) 2018 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.settingslib.utils;
import static com.google.common.truth.Truth.assertThat;
import static junit.framework.Assert.assertTrue;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.Icon;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.RuntimeEnvironment;
@RunWith(RobolectricTestRunner.class)
public class IconCacheTest {
private Icon mIcon;
private Context mContext;
private IconCache mIconCache;
@Before
public void setUp() {
mContext = spy(RuntimeEnvironment.application);
mIcon = mock(Icon.class);
Drawable drawable = mock(Drawable.class);
doReturn(drawable).when(mIcon).loadDrawable(mContext);
mIconCache = new IconCache(mContext);
}
@Test
public void testGetIcon_iconisNull() {
assertThat(mIconCache.getIcon(null)).isNull();
}
@Test
public void testGetIcon_iconAlreadyLoaded() {
mIconCache.getIcon(mIcon);
verify(mIcon, times(1)).loadDrawable(mContext);
mIconCache.getIcon(mIcon);
verify(mIcon, times(1)).loadDrawable(mContext);
}
@Test
public void testGetIcon_iconLoadedFirstTime() {
mIconCache.getIcon(mIcon);
assertTrue(mIconCache.mMap.containsKey(mIcon));
}
}
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