e71d6aca56
It is better to be explicit about beans of type `Module` and make sure they don't interfere with Spring trying to enhance `@Configuration` classes. The tests are now clear of the pesky warning logs, and there is a new section in the README.
116 lines
3.6 KiB
Java
116 lines
3.6 KiB
Java
/*
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* Copyright 2019-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.guice;
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import com.google.inject.AbstractModule;
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import com.google.inject.Key;
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import com.google.inject.Module;
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import com.google.inject.Provider;
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import com.google.inject.Scope;
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import org.junit.jupiter.api.Test;
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import org.springframework.context.annotation.AnnotationConfigApplicationContext;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.guice.annotation.EnableGuiceModules;
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import static org.assertj.core.api.Assertions.assertThat;
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public class ScopingTests {
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@Test
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public void verifyScopes() {
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AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ScopingTestsConfig.class);
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SomeSingletonDependency someSingletonDependency1 = context.getBean(SomeSingletonDependency.class);
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SomeSingletonDependency someSingletonDependency2 = context.getBean(SomeSingletonDependency.class);
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assertThat(someSingletonDependency1).isNotNull();
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assertThat(someSingletonDependency2).isNotNull();
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assertThat(someSingletonDependency2).isEqualTo(someSingletonDependency1);
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SomeNoScopeDependency someNoScopeDependency1 = context.getBean(SomeNoScopeDependency.class);
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SomeNoScopeDependency someNoScopeDependency2 = context.getBean(SomeNoScopeDependency.class);
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assertThat(someNoScopeDependency1).isNotNull();
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assertThat(someNoScopeDependency2).isNotNull();
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assertThat(someNoScopeDependency2).isNotEqualTo(someNoScopeDependency1);
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SomeCustomScopeDependency someCustomScopeDependency1 = context.getBean(SomeCustomScopeDependency.class);
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SomeCustomScopeDependency someCustomScopeDependency2 = context.getBean(SomeCustomScopeDependency.class);
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assertThat(someCustomScopeDependency1).isNotNull();
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assertThat(someCustomScopeDependency2).isNotNull();
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assertThat(someCustomScopeDependency2).isNotEqualTo(someCustomScopeDependency1);
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assertThat("custom").isEqualTo(someCustomScopeDependency1.value);
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assertThat("custom").isEqualTo(someCustomScopeDependency2.value);
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context.close();
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}
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public static class SomeSingletonDependency {
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}
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public static class SomeNoScopeDependency {
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}
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public static class SomeCustomScopeDependency {
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String value;
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public SomeCustomScopeDependency() {
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}
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public SomeCustomScopeDependency(String value) {
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this.value = value;
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}
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}
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public interface CustomScope extends Scope {
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}
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@EnableGuiceModules
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@Configuration
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static class ScopingTestsConfig {
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@Bean
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static Module module() {
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return new AbstractModule() {
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@Override
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protected void configure() {
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CustomScope customScope = new CustomScope() {
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@SuppressWarnings("unchecked")
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@Override
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public <T> Provider<T> scope(Key<T> key, Provider<T> unscoped) {
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Provider<?> provider = () -> new SomeCustomScopeDependency("custom");
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return (Provider<T>) provider;
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}
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};
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bind(SomeSingletonDependency.class).asEagerSingleton();
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bind(SomeNoScopeDependency.class);
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bind(SomeCustomScopeDependency.class).in(customScope);
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}
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};
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}
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}
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}
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