Files
Android11/external/dagger2/javatests/dagger/functional/aot/ModifiedFrameworkInstancesTest.java
2023-10-13 14:01:41 +00:00

79 lines
2.2 KiB
Java

/*
* Copyright (C) 2018 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.aot;
import dagger.Component;
import dagger.Module;
import dagger.Provides;
import dagger.Subcomponent;
import dagger.multibindings.IntoSet;
import java.util.Set;
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 ModifiedFrameworkInstancesTest {
static class DependsOnModifiableBinding {
@Inject
DependsOnModifiableBinding(Set<Integer> modifiableDependency) {}
}
@Module
interface ChildModule {
@Provides
@IntoSet
static int contribution() {
return 1;
}
}
@Subcomponent(modules = ChildModule.class)
interface Child {
Provider<DependsOnModifiableBinding> frameworkInstanceWithModifiedDependency();
}
@Module
interface ParentModule {
@Provides
@IntoSet
static int contribution() {
return 2;
}
}
@Component(modules = ParentModule.class)
interface Parent {
Child child();
}
@Test
public void dependsOnModifiedFrameworkInstance() {
DaggerModifiedFrameworkInstancesTest_Parent.create()
.child()
.frameworkInstanceWithModifiedDependency()
// Ensure that modified framework instances that are dependencies to other framework
// instances from superclass implementations are initialized correctly. This fixes a
// regression where a null instance would be passed to the superclass initialization, and
// then a NullPointerException would be thrown when the factory attempted to satisfy the
// dependency in get(). If get() succeeds, this test should pass.
.get();
}
}