Test interaction of @ComponentScan and @Import

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@4280 50f2f4bb-b051-0410-bef5-90022cba6387

org.springframework.context/src/test/java/org/springframework/context/annotation/ComponentScanAndImportAnnotationInteractionTests.java

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+/*
+ * Copyright 2002-2011 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.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
+	}
+
+
+	@Configuration
+	@ComponentScan("org.springframework.context.annotation.componentscan.simple")
+	static class Config1 {
+
+	}
+
+
+	@Configuration
+	@Import(org.springframework.context.annotation.componentscan.simple.SimpleComponent.class)
+	static class Config2 {
+
+	}
+}

org.springframework.context/src/test/java/org/springframework/context/annotation/componentscan/simple/SimpleComponent.java

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+/*
+ * Copyright 2002-2011 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.componentscan.simple;
+
+import org.springframework.stereotype.Component;
+
+@Component
+public class SimpleComponent {
+
+}