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/*
* Copyright (C) 2019 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.producers.aot;
import static com.google.common.truth.Truth.assertThat;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.MoreExecutors;
import dagger.BindsOptionalOf;
import dagger.Provides;
import dagger.multibindings.IntoSet;
import dagger.producers.ProducerModule;
import dagger.producers.Produces;
import dagger.producers.Production;
import dagger.producers.ProductionComponent;
import dagger.producers.ProductionSubcomponent;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.Executor;
import javax.inject.Inject;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ProducesMethodShadowsInjectConstructorTest {
static class Multibound {}
static class Maybe {}
static class HasInjectConstructor {
@Inject HasInjectConstructor() {}
}
static class DependsOnShadowingProducer {}
@ProducerModule
abstract static class LeafModule {
@Produces
static DependsOnShadowingProducer dependsOnShadowingProducer(
// When viewed just within the leaf, this will resolve HasInjectConstructor to the @Inject
// constructor (and will receive a producerFromProvider), but when viewed within an ancestor
// that defines a @Produces method for HasInjectConstructor, the binding will be a regular
// Producer
HasInjectConstructor hasInjectConstructor,
Optional<Maybe> maybe) {
return new DependsOnShadowingProducer();
}
@Provides
@IntoSet
static Multibound provisionContribution() {
return new Multibound();
}
@BindsOptionalOf
abstract Maybe maybe();
}
@ProductionSubcomponent(modules = LeafModule.class)
interface Leaf {
ListenableFuture<DependsOnShadowingProducer> dependsOnShadowingProducer();
ListenableFuture<Set<Multibound>> shadowedProvisionMultibinding();
ListenableFuture<Optional<Maybe>> emptyProvisionBindingToPresentProductionBinding();
}
@ProducerModule
static class RootModule {
@Produces
static HasInjectConstructor shadowInjectConstructor() {
return new HasInjectConstructor();
}
@Produces
@IntoSet
static Multibound productionContribution() {
return new Multibound();
}
@Provides
@Production
static Executor executor() {
return MoreExecutors.directExecutor();
}
@Produces
static Maybe presentMaybeInParent() {
return new Maybe();
}
}
@ProductionComponent(modules = RootModule.class)
interface Root {
Leaf leaf();
}
@Test
public void shadowedInjectConstructorDoesNotCauseClassCast() throws Exception {
Leaf leaf = DaggerProducesMethodShadowsInjectConstructorTest_Root.create().leaf();
leaf.dependsOnShadowingProducer().get();
assertThat(leaf.shadowedProvisionMultibinding().get()).hasSize(2);
assertThat(leaf.emptyProvisionBindingToPresentProductionBinding().get()).isPresent();
}
}
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