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.slices;
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 
24 import android.content.Context;
25 import android.net.Uri;
26 
27 import androidx.lifecycle.LiveData;
28 import androidx.slice.Slice;
29 
30 import org.junit.Before;
31 import org.junit.Test;
32 import org.junit.runner.RunWith;
33 import org.mockito.Mock;
34 import org.mockito.MockitoAnnotations;
35 import org.robolectric.RobolectricTestRunner;
36 import org.robolectric.RuntimeEnvironment;
37 
38 @RunWith(RobolectricTestRunner.class)
39 public class SlicePreferenceControllerTest {
40     private static final String KEY = "slice_preference_key";
41 
42     @Mock
43     private LiveData<Slice> mLiveData;
44     @Mock
45     private SlicePreference mSlicePreference;
46     private Context mContext;
47     private SlicePreferenceController mController;
48     private Uri mUri;
49 
50 
51     @Before
setUp()52     public void setUp() {
53         MockitoAnnotations.initMocks(this);
54 
55         mContext = spy(RuntimeEnvironment.application);
56         mController = new SlicePreferenceController(mContext, KEY);
57         mController.mLiveData = mLiveData;
58         mController.mSlicePreference = mSlicePreference;
59         mUri = Uri.EMPTY;
60     }
61 
62     @Test
isAvailable_uriNull_returnFalse()63     public void isAvailable_uriNull_returnFalse() {
64         assertThat(mController.isAvailable()).isFalse();
65     }
66 
67     @Test
isAvailable_uriNotNull_returnTrue()68     public void isAvailable_uriNotNull_returnTrue() {
69         mController.setSliceUri(mUri);
70         assertThat(mController.isAvailable()).isTrue();
71     }
72 
73     @Test
onStart_registerObserver()74     public void onStart_registerObserver() {
75         mController.onStart();
76         verify(mLiveData).observeForever(mController);
77     }
78 
79     @Test
onStop_unregisterObserver()80     public void onStop_unregisterObserver() {
81         mController.onStop();
82         verify(mLiveData).removeObserver(mController);
83     }
84 
85     @Test
onChanged_nullSlice_updateSlice()86     public void onChanged_nullSlice_updateSlice() {
87         mController.onChanged(null);
88 
89         verify(mController.mSlicePreference).onSliceUpdated(null);
90     }
91 }