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.text.Editable;
23 import android.text.Html;
24 import android.view.LayoutInflater;
25 import android.view.View;
26 
27 import androidx.preference.PreferenceViewHolder;
28 
29 import com.android.settings.R;
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.xml.sax.XMLReader;
37 
38 /** Tests for {@link HtmlTextPreference} */
39 @RunWith(RobolectricTestRunner.class)
40 public final class HtmlTextPreferenceTest {
41 
42     private HtmlTextPreference mHtmlTextPreference;
43     private PreferenceViewHolder mPreferenceViewHolder;
44     private String mHandledTag;
45     private final Html.TagHandler mTagHandler = new Html.TagHandler() {
46         @Override
47         public void handleTag(boolean opening, String tag, Editable editable, XMLReader xmlReader) {
48             mHandledTag = tag;
49         }
50     };
51 
52     @Before
setUp()53     public void setUp() {
54         final Context context = RuntimeEnvironment.application;
55         mHtmlTextPreference = new HtmlTextPreference(context);
56 
57         final LayoutInflater inflater = LayoutInflater.from(context);
58         final View view =
59                 inflater.inflate(R.layout.preference_static_text, null);
60         mPreferenceViewHolder = PreferenceViewHolder.createInstanceForTests(view);
61     }
62 
63     @Test
testTagHandler()64     public void testTagHandler() {
65         final String testStr = "<testTag>Real description</testTag>";
66 
67         mHtmlTextPreference.setSummary(testStr);
68         mHtmlTextPreference.setTagHandler(mTagHandler);
69         mHtmlTextPreference.onBindViewHolder(mPreferenceViewHolder);
70 
71         assertThat(mHandledTag).isEqualTo("testTag");
72     }
73 }
74