1 /* 2 * Copyright (C) 2016 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.functional.subcomponent.module; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import dagger.Module; 22 import dagger.functional.subcomponent.module.UsesModuleSubcomponents.ParentIncludesSubcomponentTransitively; 23 import org.junit.Test; 24 import org.junit.runner.RunWith; 25 import org.junit.runners.JUnit4; 26 27 /** Tests for {@link Module#subcomponents()}. */ 28 @RunWith(JUnit4.class) 29 public class ModuleWithSubcomponentsTest { 30 31 @Test subcomponentFromModuleAndFactoryMethod()32 public void subcomponentFromModuleAndFactoryMethod() { 33 SubcomponentFromModuleAndFactoryMethod.ExposesBuilder parent = 34 DaggerSubcomponentFromModuleAndFactoryMethod_ExposesBuilder.create(); 35 SubcomponentFromModuleAndFactoryMethod.Sub sub = parent.subcomponentBuilder().sub(); 36 assertThat(sub).isNotNull(); 37 } 38 39 @Test subcomponentFromModules()40 public void subcomponentFromModules() { 41 UsesModuleSubcomponents parent = DaggerUsesModuleSubcomponents.create(); 42 assertThat(parent.strings()).containsExactly("from parent"); 43 assertThat(parent.usesChild().strings).containsExactly("from parent", "from child"); 44 } 45 46 @Test subcomponentFromModules_transitively()47 public void subcomponentFromModules_transitively() { 48 ParentIncludesSubcomponentTransitively parent = 49 DaggerUsesModuleSubcomponents_ParentIncludesSubcomponentTransitively.create(); 50 assertThat(parent.strings()).containsExactly("from parent"); 51 assertThat(parent.usesChild().strings).containsExactly("from parent", "from child"); 52 } 53 } 54