Spring Enable Annotation

TestEnableAnnotations.java

package enableannot.simple;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration
public class TestEnableAnnotations {

    @Autowired
    private String aBean1;

    @Autowired
    private String aBean2;

    @Test
    public void testEnableShouldLoadFamilyOfBeans() {
        assertThat(aBean1, equalTo("aBean1"));
        assertThat(aBean2, equalTo("aBean2"));
    }

    @Configuration
    @EnableSomeBeans
    public static class SpringConfig {}
}

@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
@Import(SomeBeanConfiguration.class)
@interface EnableSomeBeans {}


@Configuration
class SomeBeanConfiguration {

    @Bean
    public String aBean1() {
        return "aBean1";
    }

    @Bean
    public String aBean2() {
        return "aBean2";
    }
}