Backport tests for gh-23985

Author: sbrannen

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/annotation/RequestScopedControllerAdviceIntegrationTests.java

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+/*
+ * Copyright 2002-2019 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
+ *
+ *      https://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.web.servlet.mvc.annotation;
+
+import java.util.List;
+
+import org.junit.Test;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.mock.web.test.MockServletContext;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.context.annotation.RequestScope;
+import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
+import org.springframework.web.method.ControllerAdviceBean;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Integration tests for request-scoped {@link ControllerAdvice @ControllerAdvice} beans.
+ *
+ * @author Sam Brannen
+ * @since 5.1.12
+ */
+public class RequestScopedControllerAdviceIntegrationTests {
+
+	@Test // gh-23985
+	public void loadContextWithRequestScopedControllerAdvice() {
+		AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
+		context.setServletContext(new MockServletContext());
+		context.register(Config.class);
+		context.refresh();
+
+		// Until gh-24017 is fixed, we expect the RequestScopedControllerAdvice to show up twice.
+		List<ControllerAdviceBean> adviceBeans = ControllerAdviceBean.findAnnotatedBeans(context);
+		assertEquals(2, adviceBeans.size());
+
+		ControllerAdviceBean adviceBean1 = adviceBeans.get(0);
+		assertEquals(RequestScopedControllerAdvice.class, adviceBean1.getBeanType());
+		assertEquals(42, adviceBean1.getOrder());
+
+		ControllerAdviceBean adviceBean2 = adviceBeans.get(1);
+		assertEquals(RequestScopedControllerAdvice.class, adviceBean2.getBeanType());
+		assertEquals(42, adviceBean2.getOrder());
+
+		context.close();
+	}
+
+
+	@Configuration
+	@EnableWebMvc
+	static class Config {
+
+		@Bean
+		@RequestScope
+		RequestScopedControllerAdvice requestScopedControllerAdvice() {
+			return new RequestScopedControllerAdvice();
+		}
+	}
+
+	@ControllerAdvice
+	@Order(42)
+	static class RequestScopedControllerAdvice implements Ordered {
+
+		@Override
+		public int getOrder() {
+			return 99;
+		}
+	}
+
+}