1 /*
2  * Copyright (C) 2021 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.car.settings.common;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import androidx.test.platform.app.InstrumentationRegistry;
22 import androidx.test.rule.ActivityTestRule;
23 
24 import com.android.car.settings.R;
25 import com.android.car.settings.testutils.DualPaneTestActivity;
26 
27 import org.junit.Rule;
28 import org.junit.Test;
29 
30 import java.util.concurrent.atomic.AtomicReference;
31 
32 public class DualPaneSettingsFragmentTest extends SettingsFragmentTestCase<DualPaneTestActivity> {
33 
34     @Rule
35     public ActivityTestRule<DualPaneTestActivity> mActivityTestRule =
36             new ActivityTestRule<>(DualPaneTestActivity.class);
37 
38     @Override
getActivityTestRule()39     ActivityTestRule<DualPaneTestActivity> getActivityTestRule() {
40         return mActivityTestRule;
41     }
42 
43     @Test
launchFragment_otherFragment_opensFragment()44     public void launchFragment_otherFragment_opensFragment() throws Throwable {
45         AtomicReference<TestSettingsFragment> otherFragment = new AtomicReference<>();
46         getActivityTestRule().runOnUiThread(() -> {
47             otherFragment.set(new TestSettingsFragment());
48             mFragment.onCreate(null);
49             mFragment.launchFragment(otherFragment.get());
50         });
51         InstrumentationRegistry.getInstrumentation().waitForIdleSync();
52         assertThat(
53                 mFragment.getFragmentManager().findFragmentById(R.id.fragment_container)).isEqualTo(
54                 otherFragment.get());
55     }
56 }
57