added test for utf-8 encoded request

org.springframework.integration.http/src/test/java/org/springframework/integration/http/DefaultInboundRequestMapperTests.java

@@ -0,0 +1,42 @@
+package org.springframework.integration.http;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+
+import org.junit.Test;
+import org.springframework.integration.core.Message;
+import org.springframework.mock.web.MockHttpServletRequest;
+
+@SuppressWarnings("unchecked")
+public class DefaultInboundRequestMapperTests {
+
+	private static final String SIMPLE_STRING = "just ascii";
+
+	private static final String COMPLEX_STRING = "A\u00ea\u00f1\u00fcC";
+
+	private DefaultInboundRequestMapper mapper = new DefaultInboundRequestMapper();
+
+	@Test
+	public void simpleUtf8TextMapping() throws Exception {
+		MockHttpServletRequest request = new MockHttpServletRequest();
+		request.setContentType("text");
+		request.setCharacterEncoding("utf-8");
+		byte[] bytes = SIMPLE_STRING.getBytes("utf-8");
+		request.setContent(bytes);
+		Message<String> message = (Message<String>) mapper.toMessage(request);
+		assertThat(message.getPayload(), is(SIMPLE_STRING));
+	}
+
+	@Test
+	public void complexUtf8TextMapping() throws Exception {
+		MockHttpServletRequest request = new MockHttpServletRequest();
+		request.setContentType("text");
+		// don't forget to specify the character encoding on the request or you
+		// will end up with unpredictable results!
+		request.setCharacterEncoding("utf-8");
+		byte[] bytes = COMPLEX_STRING.getBytes("utf-8");
+		request.setContent(bytes);
+		Message<String> message = (Message<String>) mapper.toMessage(request);
+		assertThat(message.getPayload(), is(COMPLEX_STRING));
+	}
+}