| /* |
| * Copyright (C) 2016 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.language; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.spy; |
| import static org.mockito.Mockito.when; |
| |
| import android.content.Context; |
| import android.speech.tts.TextToSpeech; |
| import android.speech.tts.TtsEngines; |
| import androidx.preference.Preference; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.settings.testutils.SettingsRobolectricTestRunner; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.RuntimeEnvironment; |
| import org.robolectric.annotation.Config; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| @RunWith(SettingsRobolectricTestRunner.class) |
| public class TtsPreferenceControllerTest { |
| |
| @Mock |
| private TtsEngines mTtsEngines; |
| @Mock |
| private PreferenceScreen mScreen; |
| |
| private Context mContext; |
| private TtsPreferenceController mController; |
| private Preference mPreference; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| mContext = spy(RuntimeEnvironment.application); |
| |
| mController = new TtsPreferenceController(mContext, mTtsEngines); |
| mPreference = new Preference(RuntimeEnvironment.application); |
| mPreference.setKey(mController.getPreferenceKey()); |
| when(mScreen.findPreference(mPreference.getKey())).thenReturn(mPreference); |
| } |
| |
| @Test |
| public void testIsAvailable_ttsEngineEmpty_shouldReturnFalse() { |
| // Not available when there is no engine. |
| when(mTtsEngines.getEngines()).thenReturn(new ArrayList<>()); |
| |
| assertThat(mController.isAvailable()).isFalse(); |
| |
| mController.displayPreference(mScreen); |
| |
| assertThat(mPreference.isVisible()).isFalse(); |
| } |
| |
| @Test |
| public void testIsAvailable_ttsEngineInstalled_shouldReturnTrue() { |
| final List<TextToSpeech.EngineInfo> infolist = new ArrayList<>(); |
| infolist.add(mock(TextToSpeech.EngineInfo.class)); |
| when(mTtsEngines.getEngines()).thenReturn(infolist); |
| |
| assertThat(mController.isAvailable()).isTrue(); |
| |
| mController.displayPreference(mScreen); |
| |
| assertThat(mPreference.isVisible()).isTrue(); |
| } |
| |
| @Test |
| @Config(qualifiers = "mcc999") |
| public void testIsAvailable_ifDisabled_shouldReturnFalse() { |
| assertThat(mController.isAvailable()).isFalse(); |
| } |
| } |