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 androidx.lifecycle.Lifecycle.State.RESUMED; 20 import static com.google.common.truth.Truth.assertThat; 21 22 import android.os.Build; 23 import androidx.activity.ComponentActivity; 24 import androidx.test.ext.junit.rules.ActivityScenarioRule; 25 import androidx.test.ext.junit.runners.AndroidJUnit4; 26 import dagger.hilt.android.testing.BindValue; 27 import dagger.hilt.android.testing.HiltAndroidRule; 28 import dagger.hilt.android.testing.HiltAndroidTest; 29 import dagger.hilt.android.testing.HiltTestApplication; 30 import javax.inject.Inject; 31 import org.junit.Rule; 32 import org.junit.Test; 33 import org.junit.rules.RuleChain; 34 import org.junit.runner.RunWith; 35 import org.robolectric.annotation.Config; 36 37 /** Tests that {@link ActivityScenarioRule} works with Hilt tests. */ 38 @HiltAndroidTest 39 @RunWith(AndroidJUnit4.class) 40 // Robolectric requires Java9 to run API 29 and above, so use API 28 instead 41 @Config(sdk = Build.VERSION_CODES.P, application = HiltTestApplication.class) 42 public final class ActivityScenarioRuleTest { 43 private static final String STR_VALUE = "STR_VALUE"; 44 45 /** An activity to test injection. */ 46 @AndroidEntryPoint(ComponentActivity.class) 47 public static final class TestActivity extends Hilt_ActivityScenarioRuleTest_TestActivity { 48 @Inject String str; 49 } 50 51 public HiltAndroidRule hiltRule = new HiltAndroidRule(this); 52 53 public ActivityScenarioRule<TestActivity> scenarioRule = 54 new ActivityScenarioRule<>(TestActivity.class); 55 56 @Rule public RuleChain chain = RuleChain.outerRule(hiltRule).around(scenarioRule); 57 58 @BindValue String str = STR_VALUE; 59 60 @Test testState()61 public void testState() { 62 assertThat(scenarioRule.getScenario().getState()).isEqualTo(RESUMED); 63 } 64 65 @Test testInjection()66 public void testInjection() { 67 scenarioRule 68 .getScenario() 69 .onActivity(activity -> assertThat(activity.str).isEqualTo(STR_VALUE)); 70 } 71 } 72