1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.display; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import static org.mockito.Mockito.doReturn; 22 import static org.mockito.Mockito.spy; 23 24 import android.content.Context; 25 26 import org.junit.Before; 27 import org.junit.Test; 28 import org.junit.runner.RunWith; 29 import org.robolectric.RobolectricTestRunner; 30 import org.robolectric.RuntimeEnvironment; 31 import org.robolectric.annotation.Config; 32 33 @RunWith(RobolectricTestRunner.class) 34 public class ScreenZoomSettingsTest { 35 36 private ScreenZoomSettings mSettings; 37 private Context mContext; 38 39 @Before setUp()40 public void setUp() { 41 mContext = RuntimeEnvironment.application; 42 mSettings = spy(new ScreenZoomSettings()); 43 doReturn(mContext).when(mSettings).getContext(); 44 } 45 46 @Test getPreviewSampleResIds_default_return3Previews()47 public void getPreviewSampleResIds_default_return3Previews() { 48 assertThat(mSettings.getPreviewSampleResIds()).hasLength(3); 49 } 50 51 @Test 52 @Config(qualifiers = "mcc999") getPreviewSampleResIds_extraPreviewDisabled_return1Preview()53 public void getPreviewSampleResIds_extraPreviewDisabled_return1Preview() { 54 assertThat(mSettings.getPreviewSampleResIds()).hasLength(1); 55 } 56 } 57