xref: /aosp_15_r20/external/dagger2/javatests/dagger/hilt/android/QualifierInKotlinFieldsTest.java (revision f585d8a307d0621d6060bd7e80091fdcbf94fe27)
1 /*
2  * Copyright (C) 2020 The Dagger Authors.
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 dagger.hilt.android;
18 
19 import static com.google.common.truth.Truth.assertThat;
20 
21 import android.os.Build;
22 import androidx.fragment.app.FragmentActivity;
23 import androidx.test.core.app.ActivityScenario;
24 import androidx.test.ext.junit.runners.AndroidJUnit4;
25 import dagger.hilt.android.testing.HiltAndroidRule;
26 import dagger.hilt.android.testing.HiltAndroidTest;
27 import dagger.hilt.android.testing.HiltTestApplication;
28 import javax.inject.Inject;
29 import org.junit.Rule;
30 import org.junit.Test;
31 import org.junit.runner.RunWith;
32 import org.robolectric.annotation.Config;
33 
34 @HiltAndroidTest
35 @RunWith(AndroidJUnit4.class)
36 // Robolectric requires Java9 to run API 29 and above, so use API 28 instead
37 @Config(sdk = Build.VERSION_CODES.P, application = HiltTestApplication.class)
38 public class QualifierInKotlinFieldsTest {
39 
40   @Rule public final HiltAndroidRule rule = new HiltAndroidRule(this);
41 
42   @Test
activityFactory()43   public void activityFactory() {
44     try (ActivityScenario<TestActivity> scenario = ActivityScenario.launch(TestActivity.class)) {
45       scenario.onActivity(
46           activity -> {
47             assertThat(activity.object.appContext).isNotNull();
48             assertThat(activity.object.activityContext).isNotNull();
49           });
50     }
51   }
52 
53   // This test activity injects a class that is defined in Kotlin because we want to test the
54   // qualifiers in Kotlin fields / properties (generated getters and setter with backing field).
55   // Ideally we would write this test in Kotlin, but there is no open fule for writting android
56   // local tests in Kotlin.
57   @AndroidEntryPoint(FragmentActivity.class)
58   public static final class TestActivity extends Hilt_QualifierInKotlinFieldsTest_TestActivity {
59     @Inject QualifierInFieldsClass object;
60   }
61 }
62