/*
* Copyright 2002-2016 the original author or 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 org.springframework.context.annotation;
import org.junit.Test;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.context.annotation.componentscan.importing.ImportingConfig;
import org.springframework.context.annotation.componentscan.simple.SimpleComponent;
/**
* Tests covering overlapping use of @ComponentScan and @Import annotations.
*
* @author Chris Beams
* @since 3.1
*/
public class ComponentScanAndImportAnnotationInteractionTests {
@Test
public void componentScanOverlapsWithImport() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(Config1.class);
ctx.register(Config2.class);
ctx.refresh(); // no conflicts found trying to register SimpleComponent
ctx.getBean(SimpleComponent.class); // succeeds -> there is only one bean of type SimpleComponent
}
@Test
public void componentScanOverlapsWithImportUsingAsm() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.registerBeanDefinition("config1", new RootBeanDefinition(Config1.class.getName()));
ctx.registerBeanDefinition("config2", new RootBeanDefinition(Config2.class.getName()));
ctx.refresh(); // no conflicts found trying to register SimpleComponent
ctx.getBean(SimpleComponent.class); // succeeds -> there is only one bean of type SimpleComponent
}
@Test
public void componentScanViaImport() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.register(Config3.class);
ctx.refresh();
ctx.getBean(SimpleComponent.class);
}
@Test
public void componentScanViaImportUsingAsm() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.registerBeanDefinition("config", new RootBeanDefinition(Config3.class.getName()));
ctx.refresh();
ctx.getBean(SimpleComponent.class);
}
@Test
public void componentScanViaImportUsingScan() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.scan("org.springframework.context.annotation.componentscan.importing");
ctx.refresh();
ctx.getBean(SimpleComponent.class);
}
@Test
public void circularImportViaComponentScan() {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
ctx.registerBeanDefinition("config", new RootBeanDefinition(ImportingConfig.class.getName()));
ctx.refresh();
ctx.getBean(SimpleComponent.class);
}
@ComponentScan("org.springframework.context.annotation.componentscan.simple")
static final class Config1 {
}
@Import(org.springframework.context.annotation.componentscan.simple.SimpleComponent.class)
static final class Config2 {
}
@Import(ImportedConfig.class)
static final class Config3 {
}
@ComponentScan("org.springframework.context.annotation.componentscan.simple")
@ComponentScan("org.springframework.context.annotation.componentscan.importing")
public static final class ImportedConfig {
}
}