| /* |
| * Copyright (C) 2014 Google, Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package dagger.internal.codegen; |
| |
| import com.google.common.collect.Iterables; |
| import com.google.testing.compile.CompilationRule; |
| import dagger.Lazy; |
| import dagger.MembersInjector; |
| import dagger.Module; |
| import dagger.Provides; |
| import dagger.producers.Produced; |
| import dagger.producers.Producer; |
| import dagger.producers.ProducerModule; |
| import dagger.producers.Produces; |
| import java.util.List; |
| import javax.inject.Provider; |
| import javax.lang.model.element.ExecutableElement; |
| import javax.lang.model.element.TypeElement; |
| import javax.lang.model.element.VariableElement; |
| import javax.lang.model.util.ElementFilter; |
| import javax.lang.model.util.Elements; |
| import javax.lang.model.util.Types; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| /** |
| * Test case for {@link DependencyRequestMapper}. |
| */ |
| @RunWith(JUnit4.class) |
| public class DependencyRequestMapperTest { |
| @Rule public CompilationRule compilationRule = new CompilationRule(); |
| |
| private Elements elements; |
| private Types types; |
| private Key.Factory keyFactory; |
| private DependencyRequest.Factory dependencyRequestFactory; |
| |
| @Before public void setUp() { |
| this.types = compilationRule.getTypes(); |
| this.elements = compilationRule.getElements(); |
| this.keyFactory = new Key.Factory(types, elements); |
| this.dependencyRequestFactory = new DependencyRequest.Factory(elements, keyFactory); |
| } |
| |
| private List<? extends VariableElement> sampleProviderParameters() { |
| TypeElement moduleElement = |
| elements.getTypeElement(ProvidesMethodModule.class.getCanonicalName()); |
| ExecutableElement providesMethod = |
| Iterables.getOnlyElement(ElementFilter.methodsIn(moduleElement.getEnclosedElements())); |
| return providesMethod.getParameters(); |
| } |
| |
| private List<? extends VariableElement> sampleProducerParameters() { |
| TypeElement moduleElement = |
| elements.getTypeElement(ProducesMethodModule.class.getCanonicalName()); |
| ExecutableElement producesMethod = |
| Iterables.getOnlyElement(ElementFilter.methodsIn(moduleElement.getEnclosedElements())); |
| return producesMethod.getParameters(); |
| } |
| |
| private DependencyRequest dependencyRequestForInstance() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProviderParameters().get(0)); |
| } |
| |
| private DependencyRequest dependencyRequestForLazy() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProviderParameters().get(1)); |
| } |
| |
| private DependencyRequest dependencyRequestForProvider() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProviderParameters().get(2)); |
| } |
| |
| private DependencyRequest dependencyRequestForMembersInjector() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProviderParameters().get(3)); |
| } |
| |
| private DependencyRequest dependencyRequestForProducer() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProducerParameters().get(0)); |
| } |
| |
| private DependencyRequest dependencyRequestForProduced() { |
| return dependencyRequestFactory.forRequiredVariable(sampleProducerParameters().get(1)); |
| } |
| |
| @Test public void forProvider() { |
| DependencyRequestMapper mapper = DependencyRequestMapper.FOR_PROVIDER; |
| assertThat(mapper.getFrameworkClass(dependencyRequestForInstance())) |
| .isEqualTo(Provider.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForLazy())) |
| .isEqualTo(Provider.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForProvider())) |
| .isEqualTo(Provider.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForMembersInjector())) |
| .isEqualTo(MembersInjector.class); |
| } |
| |
| @Test public void forProducer() { |
| DependencyRequestMapper mapper = DependencyRequestMapper.FOR_PRODUCER; |
| assertThat(mapper.getFrameworkClass(dependencyRequestForInstance())) |
| .isEqualTo(Producer.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForLazy())) |
| .isEqualTo(Provider.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForProvider())) |
| .isEqualTo(Provider.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForMembersInjector())) |
| .isEqualTo(MembersInjector.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForProducer())) |
| .isEqualTo(Producer.class); |
| assertThat(mapper.getFrameworkClass(dependencyRequestForProduced())) |
| .isEqualTo(Producer.class); |
| } |
| |
| @Module |
| static final class ProvidesMethodModule { |
| @Provides String provideString( |
| Integer a, Lazy<Integer> b, Provider<Integer> c, MembersInjector<Y> d) { |
| return null; |
| } |
| } |
| |
| @ProducerModule |
| static final class ProducesMethodModule { |
| @Produces String produceString(Producer<Integer> a, Produced<Integer> b) { |
| return null; |
| } |
| } |
| |
| static final class Y {} |
| } |