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 static com.google.common.truth.Truth.assertThat;
20 
21 import static org.mockito.Mockito.spy;
22 import static org.mockito.Mockito.verify;
23 import static org.mockito.Mockito.when;
24 
25 import android.content.Context;
26 import android.content.res.AssetManager;
27 
28 import androidx.preference.Preference;
29 
30 import com.android.settings.core.BasePreferenceController;
31 import com.android.settings.testutils.FakeFeatureFactory;
32 
33 import org.junit.Before;
34 import org.junit.Test;
35 import org.junit.runner.RunWith;
36 import org.mockito.Mock;
37 import org.mockito.MockitoAnnotations;
38 import org.robolectric.RobolectricTestRunner;
39 import org.robolectric.RuntimeEnvironment;
40 import org.robolectric.annotation.Config;
41 
42 import java.util.ArrayList;
43 import java.util.List;
44 
45 @RunWith(RobolectricTestRunner.class)
46 public class PhoneLanguagePreferenceControllerTest {
47 
48     @Mock
49     private Preference mPreference;
50     @Mock
51     private AssetManager mAssets;
52 
53     private Context mContext;
54     private FakeFeatureFactory mFeatureFactory;
55     private PhoneLanguagePreferenceController mController;
56 
57     @Before
setUp()58     public void setUp() {
59         MockitoAnnotations.initMocks(this);
60         mContext = spy(RuntimeEnvironment.application);
61         when(mContext.getAssets()).thenReturn(mAssets);
62         mFeatureFactory = FakeFeatureFactory.setupForTest();
63         mController = new PhoneLanguagePreferenceController(mContext, "key");
64     }
65 
66     @Test
testIsAvailable_hasMultipleLocales_shouldReturnTrue()67     public void testIsAvailable_hasMultipleLocales_shouldReturnTrue() {
68         when(mAssets.getLocales()).thenReturn(new String[] {"en", "de"});
69 
70         assertThat(mController.isAvailable()).isTrue();
71     }
72 
73     @Test
testIsAvailable_hasSingleLocales_shouldReturnFalse()74     public void testIsAvailable_hasSingleLocales_shouldReturnFalse() {
75         when(mAssets.getLocales()).thenReturn(new String[] {"en"});
76 
77         assertThat(mController.isAvailable()).isFalse();
78     }
79 
80     @Test
testGetAvailabilityStatus_hasMultipleLocales_returnAvailable()81     public void testGetAvailabilityStatus_hasMultipleLocales_returnAvailable() {
82         when(mAssets.getLocales()).thenReturn(new String[] {"en", "de"});
83 
84         assertThat(mController.getAvailabilityStatus())
85                 .isEqualTo(BasePreferenceController.AVAILABLE);
86     }
87 
88     @Test
testGetAvailabilityStatus_hasSingleLocales_returnConditionallyUnavailable()89         public void testGetAvailabilityStatus_hasSingleLocales_returnConditionallyUnavailable() {
90         when(mAssets.getLocales()).thenReturn(new String[] {"en"});
91 
92         assertThat(mController.getAvailabilityStatus())
93                 .isEqualTo(BasePreferenceController.CONDITIONALLY_UNAVAILABLE);
94     }
95 
96     @Test
97     @Config(qualifiers = "mcc999")
testIsAvailable_ifDisabled_shouldReturnFalse()98     public void testIsAvailable_ifDisabled_shouldReturnFalse() {
99         assertThat(mController.isAvailable()).isFalse();
100     }
101 
102     @Test
testUpdateState_shouldUpdateSummary()103     public void testUpdateState_shouldUpdateSummary() {
104         final String testSummary = "test";
105         when(mFeatureFactory.localeFeatureProvider.getLocaleNames()).thenReturn(testSummary);
106 
107         mController.updateState(mPreference);
108 
109         verify(mPreference).setSummary(testSummary);
110     }
111 
112     @Test
testUpdateNonIndexable_shouldAddKey()113     public void testUpdateNonIndexable_shouldAddKey() {
114         final List<String> niks = new ArrayList<>();
115         mController.updateNonIndexableKeys(niks);
116         assertThat(niks).containsExactly(mController.getPreferenceKey());
117     }
118 }
119