INT-1245, INT-1256 test for HttpRequestHandlingMessagingGateway

spring-integration-http/src/test/java/org/springframework/integration/http/HttpRequestHandlingMessagingGatewayTests.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright 2002-2010 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.integration.http;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+
+import org.springframework.integration.channel.DirectChannel;
+import org.springframework.integration.channel.QueueChannel;
+import org.springframework.integration.core.Message;
+import org.springframework.integration.handler.AbstractReplyProducingMessageHandler;
+import org.springframework.mock.web.MockHttpServletResponse;
+import org.springframework.util.LinkedMultiValueMap;
+
+/**
+ * @author Mark Fisher
+ * @since 2.0
+ */
+public class HttpRequestHandlingMessagingGatewayTests {
+
+	@Test
+	@SuppressWarnings("unchecked")
+	public void getRequestGeneratesMapPayload() throws Exception {
+		QueueChannel requestChannel = new QueueChannel();
+		HttpRequestHandlingMessagingGateway gateway = new HttpRequestHandlingMessagingGateway(false);
+		gateway.setRequestChannel(requestChannel);
+		MockHttpServletRequest request = new MockHttpServletRequest();
+		request.setMethod("GET");
+		request.setParameter("foo", "bar");
+		MockHttpServletResponse response = new MockHttpServletResponse();
+		gateway.handleRequest(request, response);
+		Message<?> message = requestChannel.receive(0);
+		assertNotNull(message);
+		assertEquals(LinkedMultiValueMap.class, message.getPayload().getClass());
+		LinkedMultiValueMap<String, String> map = (LinkedMultiValueMap<String, String>) message.getPayload();
+		assertEquals(1, map.get("foo").size());
+		assertEquals("bar", map.getFirst("foo"));
+	}
+
+	@Test
+	public void stringExpectedWithoutReply() throws Exception {
+		QueueChannel requestChannel = new QueueChannel();
+		HttpRequestHandlingMessagingGateway gateway = new HttpRequestHandlingMessagingGateway(false);
+		gateway.setRequestPayloadType(String.class);
+		gateway.setRequestChannel(requestChannel);
+		MockHttpServletRequest request = new MockHttpServletRequest();
+		request.setMethod("POST");
+		request.setContentType("text/plain");
+		request.setContent("hello".getBytes());
+		MockHttpServletResponse response = new MockHttpServletResponse();
+		gateway.handleRequest(request, response);
+		Message<?> message = requestChannel.receive(0);
+		assertNotNull(message);
+		assertEquals(String.class, message.getPayload().getClass());
+		assertEquals("hello", message.getPayload());
+	}
+
+	@Test
+	public void stringExpectedWithReply() throws Exception {
+		DirectChannel requestChannel = new DirectChannel();
+		requestChannel.subscribe(new AbstractReplyProducingMessageHandler() {
+			protected Object handleRequestMessage(Message<?> requestMessage) {
+				return requestMessage.getPayload().toString().toUpperCase();
+			}
+		});
+		HttpRequestHandlingMessagingGateway gateway = new HttpRequestHandlingMessagingGateway(true);
+		gateway.setRequestPayloadType(String.class);
+		gateway.setRequestChannel(requestChannel);
+		MockHttpServletRequest request = new MockHttpServletRequest();
+		request.setMethod("POST");
+		request.addHeader("Accept", "x-application/octet-stream");
+		request.setContentType("text/plain");
+		request.setContent("hello".getBytes());
+		MockHttpServletResponse response = new MockHttpServletResponse();
+		gateway.handleRequest(request, response);
+		assertEquals("HELLO", response.getContentAsString());
+	}
+
+}