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 package com.android.emergency.preferences;
17 
18 import static androidx.test.espresso.Espresso.onView;
19 import static androidx.test.espresso.action.ViewActions.click;
20 import static androidx.test.espresso.matcher.ViewMatchers.isEnabled;
21 import static androidx.test.espresso.matcher.ViewMatchers.withId;
22 import static androidx.test.espresso.matcher.ViewMatchers.withText;
23 
24 import static com.google.common.truth.Truth.assertThat;
25 
26 import android.app.Instrumentation;
27 import android.content.Context;
28 import android.content.Intent;
29 import android.net.Uri;
30 import android.os.Looper;
31 import android.view.View;
32 
33 import androidx.preference.PreferenceManager;
34 import androidx.test.InstrumentationRegistry;
35 import androidx.test.espresso.UiController;
36 import androidx.test.espresso.ViewAction;
37 import androidx.test.runner.AndroidJUnit4;
38 
39 import com.android.emergency.ContactTestUtils;
40 import com.android.emergency.PreferenceKeys;
41 import com.android.emergency.R;
42 import com.android.emergency.edit.EditInfoActivity;
43 import com.android.emergency.edit.EditInfoFragment;
44 
45 import org.hamcrest.Matcher;
46 import org.junit.After;
47 import org.junit.Before;
48 import org.junit.BeforeClass;
49 import org.junit.Test;
50 import org.junit.runner.RunWith;
51 
52 /** Unit tests for {@link EmergencyContactsPreference}. */
53 @RunWith(AndroidJUnit4.class)
54 public final class EmergencyContactsPreferenceTest {
55     private static final String NAME = "Jane";
56     private static final String PHONE_NUMBER = "456";
57 
58     private Instrumentation mInstrumentation;
59     private Context mTargetContext;
60     private EmergencyContactsPreference mPreference;
61 
62     @BeforeClass
oneTimeSetup()63     public static void oneTimeSetup() {
64         if (Looper.myLooper() == null) {
65             Looper.prepare();
66         }
67     }
68 
69     @Before
setUp()70     public void setUp() {
71         mInstrumentation = InstrumentationRegistry.getInstrumentation();
72         mTargetContext = mInstrumentation.getTargetContext();
73 
74         // In case a previous test crashed or failed, clear any previous shared preference value.
75         PreferenceManager.getDefaultSharedPreferences(mTargetContext).edit().clear().commit();
76 
77         // Create a contact that'll be used in each unit test.
78         final Uri contactUri = ContactTestUtils.createContact(
79                 mTargetContext.getContentResolver(), NAME, PHONE_NUMBER);
80         PreferenceManager.getDefaultSharedPreferences(mTargetContext)
81                 .edit().putString(PreferenceKeys.KEY_EMERGENCY_CONTACTS, contactUri.toString())
82                 .commit();
83 
84         mPreference = startActivityAndGetEmergencyContactsPreference();
85         mPreference.addNewEmergencyContact(contactUri);
86     }
87 
88     @After
tearDown()89     public void tearDown() {
90         // Clean up the inserted contact
91         assertThat(ContactTestUtils.deleteContact(
92                 mTargetContext.getContentResolver(), NAME, PHONE_NUMBER)).isTrue();
93         PreferenceManager.getDefaultSharedPreferences(mTargetContext).edit().clear().commit();
94     }
95 
96     @Test
testWidgetClick_positiveButton()97     public void testWidgetClick_positiveButton() {
98         assertThat(mPreference.getEmergencyContacts()).hasSize(1);
99         assertThat(mPreference.getPreferenceCount()).isEqualTo(1);
100 
101         onView(withId(R.id.delete_contact)).perform(new RelaxedClick());
102         onView(withText(R.string.remove)).perform(click());
103 
104         assertThat(mPreference.getEmergencyContacts()).isEmpty();
105         assertThat(mPreference.getPreferenceCount()).isEqualTo(0);
106     }
107 
108     @Test
testWidgetClick_negativeButton()109     public void testWidgetClick_negativeButton() {
110         assertThat(mPreference.getEmergencyContacts()).hasSize(1);
111         assertThat(mPreference.getPreferenceCount()).isEqualTo(1);
112 
113         onView(withId(R.id.delete_contact)).perform(new RelaxedClick());
114         onView(withText(android.R.string.cancel)).perform(click());
115 
116         assertThat(mPreference.getEmergencyContacts()).hasSize(1);
117         assertThat(mPreference.getPreferenceCount()).isEqualTo(1);
118     }
119 
startActivityAndGetEmergencyContactsPreference()120     private EmergencyContactsPreference startActivityAndGetEmergencyContactsPreference() {
121         final Intent editActivityIntent = new Intent(mTargetContext, EditInfoActivity.class);
122         EditInfoActivity activity =
123                 (EditInfoActivity) mInstrumentation.startActivitySync(editActivityIntent);
124         EditInfoFragment fragment = (EditInfoFragment) activity.getFragment();
125 
126         return (EmergencyContactsPreference) fragment.findPreference(
127                 PreferenceKeys.KEY_EMERGENCY_CONTACTS);
128     }
129 
130     /** ViewAction that allows a click even when the UI is partially obscured. */
131     private static class RelaxedClick implements ViewAction {
132         @Override
getConstraints()133         public Matcher<View> getConstraints() {
134             // No constraints, the caller ensures them.
135             return isEnabled();
136         }
137 
138         @Override
getDescription()139         public String getDescription() {
140             return "single click, no constraints!";
141         }
142 
143         @Override
perform(UiController uiController, View view)144         public void perform(UiController uiController, View view) {
145             view.performClick();
146         }
147     }
148 }
149