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      1 /*
      2  * Copyright (C) 2016 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.language;
     18 
     19 import android.content.Context;
     20 import android.support.v7.preference.Preference;
     21 
     22 import com.android.settings.testutils.SettingsRobolectricTestRunner;
     23 import com.android.settings.TestConfig;
     24 import com.android.settings.testutils.FakeFeatureFactory;
     25 
     26 import org.junit.Before;
     27 import org.junit.Test;
     28 import org.junit.runner.RunWith;
     29 import org.mockito.Answers;
     30 import org.mockito.Mock;
     31 import org.mockito.MockitoAnnotations;
     32 import org.robolectric.annotation.Config;
     33 
     34 import static com.google.common.truth.Truth.assertThat;
     35 import static org.mockito.Mockito.verify;
     36 import static org.mockito.Mockito.when;
     37 
     38 @RunWith(SettingsRobolectricTestRunner.class)
     39 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
     40 public class PhoneLanguagePreferenceControllerTest {
     41 
     42     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     43     private Context mContext;
     44     @Mock
     45     private Preference mPreference;
     46     private FakeFeatureFactory mFeatureFactory;
     47     private PhoneLanguagePreferenceController mController;
     48 
     49     @Before
     50     public void setUp() {
     51         MockitoAnnotations.initMocks(this);
     52         FakeFeatureFactory.setupForTest(mContext);
     53         mFeatureFactory = (FakeFeatureFactory) FakeFeatureFactory.getFactory(mContext);
     54         mController = new PhoneLanguagePreferenceController(mContext);
     55     }
     56 
     57     @Test
     58     public void testIsAvailable_hasMultipleLocales_shouldReturnTrue() {
     59         when(mContext.getAssets().getLocales()).thenReturn(new String[]{"en", "de"});
     60 
     61         assertThat(mController.isAvailable()).isTrue();
     62     }
     63 
     64     @Test
     65     public void testIsAvailable_hasSingleLocales_shouldReturnFalse() {
     66         when(mContext.getAssets().getLocales()).thenReturn(new String[]{"en"});
     67 
     68         assertThat(mController.isAvailable()).isFalse();
     69     }
     70 
     71     @Test
     72     public void testUpdateState_shouldUpdateSummary() {
     73         final String testSummary = "test";
     74         when(mFeatureFactory.localeFeatureProvider.getLocaleNames()).thenReturn(testSummary);
     75 
     76         mController.updateState(mPreference);
     77 
     78         verify(mPreference).setSummary(testSummary);
     79     }
     80 }
     81