| /* |
| * Copyright (C) 2020 The Dagger Authors. |
| * |
| * 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.functional.assisted; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import dagger.Component; |
| import dagger.assisted.Assisted; |
| import dagger.assisted.AssistedFactory; |
| import dagger.assisted.AssistedInject; |
| import javax.inject.Inject; |
| import javax.inject.Provider; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| @RunWith(JUnit4.class) |
| public final class AssistedFactoryTest { |
| @Component |
| interface ParentComponent { |
| // Simple factory using a nested factory. |
| SimpleFoo.Factory nestedSimpleFooFactory(); |
| |
| // Simple factory using a non-nested factory. |
| SimpleFooFactory nonNestedSimpleFooFactory(); |
| |
| // Simple factory using a factory that extends a supertype. |
| ExtendedSimpleFooFactory extendedSimpleFooFactory(); |
| |
| // Factory as interface |
| FooFactory fooFactory(); |
| |
| // Factory as abstract class |
| AbstractFooFactory abstractFooFactory(); |
| |
| // Factory without any assisted parameters |
| NoAssistedParametersFooFactory noAssistedParametersFooFactory(); |
| |
| // Test injecting the factories from another class |
| SomeEntryPoint someEntryPoint(); |
| } |
| |
| // This class tests the request of factories from another binding. |
| static class SomeEntryPoint { |
| private final SimpleFoo.Factory nestedSimpleFooFactory; |
| private final SimpleFooFactory nonNestedSimpleFooFactory; |
| private final ExtendedSimpleFooFactory extendedSimpleFooFactory; |
| private final FooFactory fooFactory; |
| private final AbstractFooFactory abstractFooFactory; |
| private final NoAssistedParametersFooFactory noAssistedParametersFooFactory; |
| |
| @Inject |
| SomeEntryPoint( |
| SimpleFoo.Factory nestedSimpleFooFactory, |
| SimpleFooFactory nonNestedSimpleFooFactory, |
| ExtendedSimpleFooFactory extendedSimpleFooFactory, |
| FooFactory fooFactory, |
| AbstractFooFactory abstractFooFactory, |
| NoAssistedParametersFooFactory noAssistedParametersFooFactory) { |
| this.nestedSimpleFooFactory = nestedSimpleFooFactory; |
| this.nonNestedSimpleFooFactory = nonNestedSimpleFooFactory; |
| this.extendedSimpleFooFactory = extendedSimpleFooFactory; |
| this.fooFactory = fooFactory; |
| this.abstractFooFactory = abstractFooFactory; |
| this.noAssistedParametersFooFactory = noAssistedParametersFooFactory; |
| } |
| } |
| |
| static final class Dep1 { |
| @Inject |
| Dep1(Dep2 dep2, Dep3 dep3) {} |
| } |
| |
| static final class Dep2 { |
| @Inject |
| Dep2(Dep3 dep3) {} |
| } |
| |
| static final class Dep3 { |
| @Inject |
| Dep3(Dep4 dep4) {} |
| } |
| |
| static final class Dep4 { |
| @Inject |
| Dep4() {} |
| } |
| |
| // A base interface to test that factories can reference subclasses of the assisted parameter. |
| interface AssistedDep {} |
| |
| static final class AssistedDep1 implements AssistedDep {} |
| |
| static final class AssistedDep2 implements AssistedDep {} |
| |
| static final class SimpleFoo { |
| private final AssistedDep assistedDep; |
| |
| @AssistedInject |
| SimpleFoo(@Assisted AssistedDep assistedDep) { |
| this.assistedDep = assistedDep; |
| } |
| |
| @AssistedFactory |
| interface Factory { |
| // Use different parameter names than Foo to make sure we're not assuming they're the same. |
| SimpleFoo createSimpleFoo(AssistedDep factoryAssistedDep); |
| |
| // A no-op method to test static methods in assisted factories |
| static void staticMethod() { |
| return; |
| } |
| |
| // A no-op method to test default methods in assisted factories |
| default void defaultMethod() { |
| return; |
| } |
| } |
| } |
| |
| @AssistedFactory |
| interface SimpleFooFactory { |
| // Use different parameter names than Foo to make sure we're not assuming they're the same. |
| SimpleFoo createSimpleFoo(AssistedDep factoryAssistedDep1); |
| |
| // A no-op method to test static methods are allowed |
| static void staticMethod() { |
| return; |
| } |
| |
| // A no-op method to test static methods that return assisted type are allowed |
| static SimpleFoo staticSimpleFooMethod() { |
| return null; |
| } |
| |
| // A no-op method to test default methods are allowed |
| default void defaultMethod() { |
| return; |
| } |
| |
| // A no-op method to test default methods that return assisted type are allowed |
| default SimpleFoo defaultSimpleFooMethod() { |
| return null; |
| } |
| } |
| |
| @AssistedFactory |
| interface ExtendedSimpleFooFactory extends SimpleFooFactory {} |
| |
| abstract static class BaseFoo { |
| @Inject Dep4 dep4; |
| } |
| |
| static final class Foo extends BaseFoo { |
| private final Dep1 dep1; |
| private final Provider<Dep2> dep2Provider; |
| private final AssistedDep1 assistedDep1; |
| private final AssistedDep2 assistedDep2; |
| private final int assistedInt; |
| private final FooFactory factory; |
| |
| @Inject Dep3 dep3; |
| |
| @AssistedInject |
| Foo( |
| Dep1 dep1, |
| @Assisted AssistedDep1 assistedDep1, |
| Provider<Dep2> dep2Provider, |
| @Assisted AssistedDep2 assistedDep2, |
| @Assisted int assistedInt, |
| FooFactory factory) { |
| this.dep1 = dep1; |
| this.dep2Provider = dep2Provider; |
| this.assistedDep1 = assistedDep1; |
| this.assistedDep2 = assistedDep2; |
| this.assistedInt = assistedInt; |
| this.factory = factory; |
| } |
| } |
| |
| @AssistedFactory |
| interface FooFactory { |
| // Use different parameter names than Foo to make sure we're not assuming they're the same. |
| Foo createFoo( |
| AssistedDep1 factoryAssistedDep1, AssistedDep2 factoryAssistedDep2, int factoryAssistedInt); |
| } |
| |
| @AssistedFactory |
| abstract static class AbstractFooFactory { |
| // Use different parameter names than Foo to make sure we're not assuming they're the same. |
| abstract Foo createFoo( |
| AssistedDep1 factoryAssistedDep1, AssistedDep2 factoryAssistedDep2, int factoryAssistedInt); |
| |
| // A no-op method to test static methods are allowed |
| static void staticMethod() { |
| return; |
| } |
| |
| // A no-op method to test static methods that return assisted type are allowed |
| static Foo staticFooMethod() { |
| return null; |
| } |
| |
| // A no-op method to test concrete methods are allowed |
| void concreteMethod() { |
| return; |
| } |
| |
| // A no-op method to test concrete methods that return assisted type are allowed |
| Foo concreteFooMethod() { |
| return null; |
| } |
| } |
| |
| static final class NoAssistedParametersFoo extends BaseFoo { |
| private final Dep1 dep1; |
| private final Provider<Dep2> dep2Provider; |
| private final NoAssistedParametersFooFactory factory; |
| |
| @Inject Dep3 dep3; |
| |
| @AssistedInject |
| NoAssistedParametersFoo( |
| Dep1 dep1, Provider<Dep2> dep2Provider, NoAssistedParametersFooFactory factory) { |
| this.dep1 = dep1; |
| this.dep2Provider = dep2Provider; |
| this.factory = factory; |
| } |
| } |
| |
| @AssistedFactory |
| interface NoAssistedParametersFooFactory { |
| NoAssistedParametersFoo createNoAssistedParametersFoo(); |
| } |
| |
| @Test |
| public void testNestedSimpleFooFactory() { |
| AssistedDep1 assistedDep1 = new AssistedDep1(); |
| SimpleFoo simpleFoo1 = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .nestedSimpleFooFactory() |
| .createSimpleFoo(assistedDep1); |
| assertThat(simpleFoo1.assistedDep).isEqualTo(assistedDep1); |
| |
| AssistedDep2 assistedDep2 = new AssistedDep2(); |
| SimpleFoo simpleFoo2 = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .nestedSimpleFooFactory() |
| .createSimpleFoo(assistedDep2); |
| assertThat(simpleFoo2.assistedDep).isEqualTo(assistedDep2); |
| } |
| |
| @Test |
| public void testNonNestedSimpleFooFactory() { |
| AssistedDep1 assistedDep1 = new AssistedDep1(); |
| SimpleFoo simpleFoo = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .nonNestedSimpleFooFactory() |
| .createSimpleFoo(assistedDep1); |
| assertThat(simpleFoo.assistedDep).isEqualTo(assistedDep1); |
| } |
| |
| @Test |
| public void testExtendedSimpleFooFactory() { |
| AssistedDep1 assistedDep1 = new AssistedDep1(); |
| SimpleFoo simpleFoo = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .extendedSimpleFooFactory() |
| .createSimpleFoo(assistedDep1); |
| assertThat(simpleFoo.assistedDep).isEqualTo(assistedDep1); |
| } |
| |
| @Test |
| public void testFooFactory() { |
| AssistedDep1 assistedDep1 = new AssistedDep1(); |
| AssistedDep2 assistedDep2 = new AssistedDep2(); |
| int assistedInt = 7; |
| Foo foo = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .fooFactory() |
| .createFoo(assistedDep1, assistedDep2, assistedInt); |
| assertThat(foo.dep1).isNotNull(); |
| assertThat(foo.dep2Provider).isNotNull(); |
| assertThat(foo.dep2Provider.get()).isNotNull(); |
| assertThat(foo.dep3).isNotNull(); |
| assertThat(foo.dep4).isNotNull(); |
| assertThat(foo.assistedDep1).isEqualTo(assistedDep1); |
| assertThat(foo.assistedDep2).isEqualTo(assistedDep2); |
| assertThat(foo.assistedInt).isEqualTo(assistedInt); |
| assertThat(foo.factory).isNotNull(); |
| } |
| |
| @Test |
| public void testNoAssistedParametersFooFactory() { |
| NoAssistedParametersFoo foo = |
| DaggerAssistedFactoryTest_ParentComponent.create() |
| .noAssistedParametersFooFactory() |
| .createNoAssistedParametersFoo(); |
| assertThat(foo.dep1).isNotNull(); |
| assertThat(foo.dep2Provider).isNotNull(); |
| assertThat(foo.dep2Provider.get()).isNotNull(); |
| assertThat(foo.dep3).isNotNull(); |
| assertThat(foo.dep4).isNotNull(); |
| assertThat(foo.factory).isNotNull(); |
| } |
| |
| @Test |
| public void testAssistedFactoryFromSomeEntryPoint() { |
| SomeEntryPoint someEntryPoint = |
| DaggerAssistedFactoryTest_ParentComponent.create().someEntryPoint(); |
| assertThat(someEntryPoint.nestedSimpleFooFactory).isNotNull(); |
| assertThat(someEntryPoint.nonNestedSimpleFooFactory).isNotNull(); |
| assertThat(someEntryPoint.extendedSimpleFooFactory).isNotNull(); |
| assertThat(someEntryPoint.fooFactory).isNotNull(); |
| assertThat(someEntryPoint.abstractFooFactory).isNotNull(); |
| assertThat(someEntryPoint.noAssistedParametersFooFactory).isNotNull(); |
| } |
| } |