1 /*
2  * Copyright (C) 2019 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.accessibility;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import android.content.Context;
22 import android.util.AttributeSet;
23 import android.view.LayoutInflater;
24 import android.view.View;
25 import android.widget.LinearLayout;
26 
27 import androidx.preference.PreferenceViewHolder;
28 
29 import com.android.settings.testutils.shadow.ShadowInteractionJankMonitor;
30 
31 import org.junit.Before;
32 import org.junit.Test;
33 import org.junit.runner.RunWith;
34 import org.robolectric.RobolectricTestRunner;
35 import org.robolectric.RuntimeEnvironment;
36 import org.robolectric.annotation.Config;
37 
38 @RunWith(RobolectricTestRunner.class)
39 @Config(shadows = {ShadowInteractionJankMonitor.class})
40 public class BalanceSeekBarPreferenceTest {
41     private static final int BALANCE_CENTER_VALUE = 100;
42     private static final int BALANCE_MAX_VALUE = 200;
43 
44     private Context mContext;
45     private AttributeSet mAttrs;
46     private PreferenceViewHolder mHolder;
47     private BalanceSeekBar mSeekBar;
48     private BalanceSeekBarPreference mSeekBarPreference;
49 
50     @Before
setUp()51     public void setUp() {
52         mContext = RuntimeEnvironment.application;
53         mSeekBarPreference = new BalanceSeekBarPreference(mContext, mAttrs);
54         LayoutInflater inflater = LayoutInflater.from(mContext);
55         final View view =
56                 inflater.inflate(mSeekBarPreference.getLayoutResource(),
57                         new LinearLayout(mContext), false);
58         mHolder = PreferenceViewHolder.createInstanceForTests(view);
59         mSeekBar = (BalanceSeekBar) view.findViewById(com.android.internal.R.id.seekbar);
60     }
61 
62     @Test
seekBarPreferenceOnBindViewHolder_shouldInitSeekBarValue()63     public void seekBarPreferenceOnBindViewHolder_shouldInitSeekBarValue() {
64         mSeekBarPreference.onBindViewHolder(mHolder);
65 
66         assertThat(mSeekBar.getMax()).isEqualTo(BALANCE_MAX_VALUE);
67         assertThat(mSeekBar.getProgress()).isEqualTo(BALANCE_CENTER_VALUE);
68     }
69 }
70