Added additional test to make sure it handles with and without charset

src/Nancy.Tests/Unit/RequestFixture.cs

@@ -146,6 +146,30 @@ public void Should_set_extract_form_data_from_body_when_content_type_is_x_www_fo
             memory.Position = 0;
 
             var headers = 
+                new Dictionary<string, IEnumerable<string>>
+                {
+                    { "content-type", new[] { "application/x-www-form-urlencoded" } }
+                };
+
+            // When
+            var request = new Request("POST", "/", headers, memory, "http");
+
+            // Then
+            ((string)request.Form.name).ShouldEqual("John Doe");
+        }
+
+        [Fact]
+        public void Should_set_extract_form_data_from_body_when_content_type_is_x_www_form_urlencoded_with_character_set()
+        {
+            // Given
+            const string bodyContent = "name=John+Doe&gender=male&family=5&city=kent&city=miami&other=abc%0D%0Adef&nickname=J%26D";
+            var memory = CreateRequestStream();
+            var writer = new StreamWriter(memory);
+            writer.Write(bodyContent);
+            writer.Flush();
+            memory.Position = 0;
+
+            var headers =
                 new Dictionary<string, IEnumerable<string>>
                 {
                     { "content-type", new[] { "application/x-www-form-urlencoded; charset=UTF-8" } }