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 android.fragment.cts;
17 
18 import static org.junit.Assert.assertFalse;
19 
20 import androidx.test.filters.MediumTest;
21 import androidx.test.rule.ActivityTestRule;
22 import androidx.test.runner.AndroidJUnit4;
23 
24 import org.junit.Rule;
25 import org.junit.Test;
26 import org.junit.runner.RunWith;
27 
28 @MediumTest
29 @RunWith(AndroidJUnit4.class)
30 public class FragmentManagerConfigTest {
31 
32     @Rule
33     public ActivityTestRule<ConfigOnStopActivity> mActivityRule =
34             new ActivityTestRule<>(ConfigOnStopActivity.class);
35 
36     /**
37      * When a fragment is added during onStop(), it should show up in non-config
38      * state when restored for apps targeting SDKs P+.
39      */
40     @Test
configStop()41     public void configStop() throws Throwable {
42         ConfigOnStopActivity activity = FragmentTestUtil.recreateActivity(mActivityRule,
43                 mActivityRule.getActivity());
44 
45         // A fragment was added in onStop(), but we shouldn't see it here...
46         assertFalse(activity.getFragmentManager().getFragments().isEmpty());
47     }
48 
49 }