1/*
2 * Copyright (C) 2017 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
17package android.support.v7.preference.tests;
18
19import static org.mockito.ArgumentMatchers.anyBoolean;
20import static org.mockito.Mockito.never;
21import static org.mockito.Mockito.verify;
22import static org.mockito.Mockito.when;
23
24import android.support.test.InstrumentationRegistry;
25import android.support.test.filters.SmallTest;
26import android.support.test.runner.AndroidJUnit4;
27import android.support.v7.preference.Preference;
28import android.support.v7.preference.PreferenceViewHolder;
29import android.view.ViewGroup;
30import android.widget.TextView;
31
32import org.junit.Before;
33import org.junit.Test;
34import org.junit.runner.RunWith;
35import org.mockito.Mock;
36import org.mockito.MockitoAnnotations;
37
38@SmallTest
39@RunWith(AndroidJUnit4.class)
40public class PreferenceSingleLineTitleTest {
41
42    private Preference mPreference;
43
44    @Mock
45    private ViewGroup mViewGroup;
46    @Mock
47    private TextView mTitleView;
48
49    @Before
50    public void setUp() {
51        MockitoAnnotations.initMocks(this);
52        when(mViewGroup.findViewById(android.R.id.title)).thenReturn(mTitleView);
53
54        mPreference = new Preference(InstrumentationRegistry.getTargetContext());
55        mPreference.setTitle("Test Title");
56    }
57
58    @Test
59    public void bindViewHolder_singleLineTitleNotSet_shouldNotSetSingleLine() {
60        PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(mViewGroup);
61        mPreference.onBindViewHolder(holder);
62
63        verify(mTitleView, never()).setSingleLine(anyBoolean());
64    }
65
66    @Test
67    public void bindViewHolder_singleLineTitleSetToTrue_shouldSetSingleLineToTrue() {
68        PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(mViewGroup);
69        mPreference.setSingleLineTitle(true);
70        mPreference.onBindViewHolder(holder);
71
72        verify(mTitleView).setSingleLine(true);
73    }
74
75    @Test
76    public void bindViewHolder_singleLineTitleSetToFalse_shouldSetSingleLineToFalse() {
77        PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(mViewGroup);
78        mPreference.setSingleLineTitle(false);
79        mPreference.onBindViewHolder(holder);
80
81        verify(mTitleView).setSingleLine(false);
82    }
83
84}
85