diff --git a/spring-test-mvc/src/main/java/org/springframework/test/web/servlet/request/MockAsyncContext.java b/spring-test-mvc/src/main/java/org/springframework/test/web/servlet/request/MockAsyncContext.java
index c5bc08dc4b..e6d97658c7 100644
--- a/spring-test-mvc/src/main/java/org/springframework/test/web/servlet/request/MockAsyncContext.java
+++ b/spring-test-mvc/src/main/java/org/springframework/test/web/servlet/request/MockAsyncContext.java
@@ -26,6 +26,8 @@ import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRequest;
 import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.beans.BeanUtils;
 import org.springframework.mock.web.MockHttpServletRequest;
@@ -40,9 +42,9 @@ import org.springframework.web.util.WebUtils;
  */
 class MockAsyncContext implements AsyncContext {
 
-	private final ServletRequest request;
+	private final HttpServletRequest request;
 
-	private final ServletResponse response;
+	private final HttpServletResponse response;
 
 	private final List<AsyncListener> listeners = new ArrayList<AsyncListener>();
 
@@ -52,8 +54,8 @@ class MockAsyncContext implements AsyncContext {
 
 
 	public MockAsyncContext(ServletRequest request, ServletResponse response) {
-		this.request = request;
-		this.response = response;
+		this.request = (HttpServletRequest) request;
+		this.response = (HttpServletResponse) response;
 	}
 
 	public ServletRequest getRequest() {
@@ -73,7 +75,7 @@ class MockAsyncContext implements AsyncContext {
 	}
 
 	public void dispatch() {
-		dispatch(null);
+		dispatch(this.request.getRequestURI());
  	}
 
 	public void dispatch(String path) {
@@ -89,13 +91,12 @@ class MockAsyncContext implements AsyncContext {
 		if (mockRequest != null) {
 			mockRequest.setAsyncStarted(false);
 		}
-
 		for (AsyncListener listener : this.listeners) {
 			try {
 				listener.onComplete(new AsyncEvent(this, this.request, this.response));
 			}
 			catch (IOException e) {
-				throw new IllegalStateException("AsyncListener failed", e);
+				throw new IllegalStateException("AsyncListener failure", e);
 			}
 		}
 	}
diff --git a/spring-web/src/test/java/org/springframework/mock/web/MockAsyncContext.java b/spring-web/src/test/java/org/springframework/mock/web/MockAsyncContext.java
index 9607213e45..74b4b0843e 100644
--- a/spring-web/src/test/java/org/springframework/mock/web/MockAsyncContext.java
+++ b/spring-web/src/test/java/org/springframework/mock/web/MockAsyncContext.java
@@ -22,11 +22,12 @@ import java.util.List;
 import javax.servlet.AsyncContext;
 import javax.servlet.AsyncEvent;
 import javax.servlet.AsyncListener;
-import javax.servlet.DispatcherType;
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRequest;
 import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.beans.BeanUtils;
 import org.springframework.web.util.WebUtils;
@@ -39,22 +40,20 @@ import org.springframework.web.util.WebUtils;
  */
 public class MockAsyncContext implements AsyncContext {
 
-	private final ServletRequest request;
+	private final HttpServletRequest request;
 
-	private final ServletResponse response;
-
-	private final MockHttpServletRequest mockRequest;
+	private final HttpServletResponse response;
 
 	private final List<AsyncListener> listeners = new ArrayList<AsyncListener>();
 
-	private String dispatchPath;
+	private String dispatchedPath;
+
+	private long timeout = 10 * 1000L;	// 10 seconds is Tomcat's default
 
-	private long timeout = 10 * 60 * 1000L;
 
 	public MockAsyncContext(ServletRequest request, ServletResponse response) {
-		this.request = request;
-		this.response = response;
-		this.mockRequest = WebUtils.getNativeRequest(request, MockHttpServletRequest.class);
+		this.request = (HttpServletRequest) request;
+		this.response = (HttpServletResponse) response;
 	}
 
 	public ServletRequest getRequest() {
@@ -66,15 +65,15 @@ public class MockAsyncContext implements AsyncContext {
 	}
 
 	public boolean hasOriginalRequestAndResponse() {
-		return false;
+		return (this.request instanceof MockHttpServletRequest) && (this.response instanceof MockHttpServletResponse);
 	}
 
-	public String getDispatchPath() {
-		return this.dispatchPath;
+	public String getDispatchedPath() {
+		return this.dispatchedPath;
 	}
 
 	public void dispatch() {
-		dispatch(null);
+		dispatch(this.request.getRequestURI());
  	}
 
 	public void dispatch(String path) {
@@ -82,16 +81,13 @@ public class MockAsyncContext implements AsyncContext {
 	}
 
 	public void dispatch(ServletContext context, String path) {
-		this.dispatchPath = path;
-		if (this.mockRequest != null) {
-			this.mockRequest.setDispatcherType(DispatcherType.ASYNC);
-			this.mockRequest.setAsyncStarted(false);
-		}
+		this.dispatchedPath = path;
 	}
 
 	public void complete() {
-		if (this.mockRequest != null) {
-			this.mockRequest.setAsyncStarted(false);
+		MockHttpServletRequest mockRequest = WebUtils.getNativeRequest(request, MockHttpServletRequest.class);
+		if (mockRequest != null) {
+			mockRequest.setAsyncStarted(false);
 		}
 		for (AsyncListener listener : this.listeners) {
 			try {
@@ -103,7 +99,8 @@ public class MockAsyncContext implements AsyncContext {
 		}
 	}
 
-	public void start(Runnable run) {
+	public void start(Runnable runnable) {
+		runnable.run();
 	}
 
 	public List<AsyncListener> getListeners() {
diff --git a/spring-web/src/test/java/org/springframework/web/context/request/async/WebAsyncManagerTimeoutTests.java b/spring-web/src/test/java/org/springframework/web/context/request/async/WebAsyncManagerTimeoutTests.java
index cae90eac72..691a213a6b 100644
--- a/spring-web/src/test/java/org/springframework/web/context/request/async/WebAsyncManagerTimeoutTests.java
+++ b/spring-web/src/test/java/org/springframework/web/context/request/async/WebAsyncManagerTimeoutTests.java
@@ -34,6 +34,7 @@ import javax.servlet.DispatcherType;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.core.task.AsyncTaskExecutor;
+import org.springframework.mock.web.MockAsyncContext;
 import org.springframework.mock.web.MockHttpServletRequest;
 import org.springframework.mock.web.MockHttpServletResponse;
 import org.springframework.web.context.request.NativeWebRequest;
@@ -57,7 +58,7 @@ public class WebAsyncManagerTimeoutTests {
 
 	@Before
 	public void setUp() {
-		this.servletRequest = new MockHttpServletRequest();
+		this.servletRequest = new MockHttpServletRequest("GET", "/test");
 		this.servletRequest.setAsyncSupported(true);
 		this.asyncWebRequest = new StandardServletAsyncWebRequest(servletRequest, new MockHttpServletResponse());
 
@@ -107,7 +108,7 @@ public class WebAsyncManagerTimeoutTests {
 		this.asyncWebRequest.onTimeout(ASYNC_EVENT);
 
 		assertEquals(22, this.asyncManager.getConcurrentResult());
-		assertEquals(DispatcherType.ASYNC, this.servletRequest.getDispatcherType());
+		assertEquals("/test", ((MockAsyncContext) this.servletRequest.getAsyncContext()).getDispatchedPath());
 
 		verify(interceptor);
 	}
@@ -128,7 +129,7 @@ public class WebAsyncManagerTimeoutTests {
 		this.asyncWebRequest.onTimeout(ASYNC_EVENT);
 
 		assertEquals(exception, this.asyncManager.getConcurrentResult());
-		assertEquals(DispatcherType.ASYNC, this.servletRequest.getDispatcherType());
+		assertEquals("/test", ((MockAsyncContext) this.servletRequest.getAsyncContext()).getDispatchedPath());
 
 		verify(interceptor);
 	}
@@ -174,7 +175,7 @@ public class WebAsyncManagerTimeoutTests {
 		this.asyncWebRequest.onTimeout(event);
 
 		assertEquals(23, this.asyncManager.getConcurrentResult());
-		assertEquals(DispatcherType.ASYNC, this.servletRequest.getDispatcherType());
+		assertEquals("/test", ((MockAsyncContext) this.servletRequest.getAsyncContext()).getDispatchedPath());
 	}
 
 	@Test
@@ -195,7 +196,7 @@ public class WebAsyncManagerTimeoutTests {
 		this.asyncWebRequest.onTimeout(event);
 
 		assertEquals(23, this.asyncManager.getConcurrentResult());
-		assertEquals(DispatcherType.ASYNC, this.servletRequest.getDispatcherType());
+		assertEquals("/test", ((MockAsyncContext) this.servletRequest.getAsyncContext()).getDispatchedPath());
 	}
 
 	@Test
@@ -217,7 +218,7 @@ public class WebAsyncManagerTimeoutTests {
 		this.asyncWebRequest.onTimeout(event);
 
 		assertEquals(exception, this.asyncManager.getConcurrentResult());
-		assertEquals(DispatcherType.ASYNC, this.servletRequest.getDispatcherType());
+		assertEquals("/test", ((MockAsyncContext) this.servletRequest.getAsyncContext()).getDispatchedPath());
 	}
 
 
diff --git a/spring-webmvc/src/test/java/org/springframework/mock/web/MockAsyncContext.java b/spring-webmvc/src/test/java/org/springframework/mock/web/MockAsyncContext.java
index 9607213e45..74b4b0843e 100644
--- a/spring-webmvc/src/test/java/org/springframework/mock/web/MockAsyncContext.java
+++ b/spring-webmvc/src/test/java/org/springframework/mock/web/MockAsyncContext.java
@@ -22,11 +22,12 @@ import java.util.List;
 import javax.servlet.AsyncContext;
 import javax.servlet.AsyncEvent;
 import javax.servlet.AsyncListener;
-import javax.servlet.DispatcherType;
 import javax.servlet.ServletContext;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRequest;
 import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
 
 import org.springframework.beans.BeanUtils;
 import org.springframework.web.util.WebUtils;
@@ -39,22 +40,20 @@ import org.springframework.web.util.WebUtils;
  */
 public class MockAsyncContext implements AsyncContext {
 
-	private final ServletRequest request;
+	private final HttpServletRequest request;
 
-	private final ServletResponse response;
-
-	private final MockHttpServletRequest mockRequest;
+	private final HttpServletResponse response;
 
 	private final List<AsyncListener> listeners = new ArrayList<AsyncListener>();
 
-	private String dispatchPath;
+	private String dispatchedPath;
+
+	private long timeout = 10 * 1000L;	// 10 seconds is Tomcat's default
 
-	private long timeout = 10 * 60 * 1000L;
 
 	public MockAsyncContext(ServletRequest request, ServletResponse response) {
-		this.request = request;
-		this.response = response;
-		this.mockRequest = WebUtils.getNativeRequest(request, MockHttpServletRequest.class);
+		this.request = (HttpServletRequest) request;
+		this.response = (HttpServletResponse) response;
 	}
 
 	public ServletRequest getRequest() {
@@ -66,15 +65,15 @@ public class MockAsyncContext implements AsyncContext {
 	}
 
 	public boolean hasOriginalRequestAndResponse() {
-		return false;
+		return (this.request instanceof MockHttpServletRequest) && (this.response instanceof MockHttpServletResponse);
 	}
 
-	public String getDispatchPath() {
-		return this.dispatchPath;
+	public String getDispatchedPath() {
+		return this.dispatchedPath;
 	}
 
 	public void dispatch() {
-		dispatch(null);
+		dispatch(this.request.getRequestURI());
  	}
 
 	public void dispatch(String path) {
@@ -82,16 +81,13 @@ public class MockAsyncContext implements AsyncContext {
 	}
 
 	public void dispatch(ServletContext context, String path) {
-		this.dispatchPath = path;
-		if (this.mockRequest != null) {
-			this.mockRequest.setDispatcherType(DispatcherType.ASYNC);
-			this.mockRequest.setAsyncStarted(false);
-		}
+		this.dispatchedPath = path;
 	}
 
 	public void complete() {
-		if (this.mockRequest != null) {
-			this.mockRequest.setAsyncStarted(false);
+		MockHttpServletRequest mockRequest = WebUtils.getNativeRequest(request, MockHttpServletRequest.class);
+		if (mockRequest != null) {
+			mockRequest.setAsyncStarted(false);
 		}
 		for (AsyncListener listener : this.listeners) {
 			try {
@@ -103,7 +99,8 @@ public class MockAsyncContext implements AsyncContext {
 		}
 	}
 
-	public void start(Runnable run) {
+	public void start(Runnable runnable) {
+		runnable.run();
 	}
 
 	public List<AsyncListener> getListeners() {