Merge pull request #32 from ByteBlast/master

Added support for checking content.

Author: robdmoore

NextVersion.txt

@@ -1 +1 @@
-2.0.0
+2.1.0

TestStack.FluentMVCTesting.Tests/ControllerResultTestTests.cs

@@ -49,6 +49,10 @@ class ControllerResultTestShould
             ReturnType<FileResult>(t => t.ShouldRenderAnyFile()),
             ReturnType<HttpStatusCodeResult>(t => t.ShouldGiveHttpStatus()),
             ReturnType<JsonResult>(t => t.ShouldReturnJson()),
+            ReturnType<ContentResult>(t => t.ShouldReturnContent()),
+            ReturnType<ContentResult>(t => t.ShouldReturnContent("")),
+            ReturnType<ContentResult>(t => t.ShouldReturnContent("", "")),
+            ReturnType<ContentResult>(t => t.ShouldReturnContent("", "", Encoding.UTF8))
         };
         // Different ways that action redirects can be asserted along with the expected method name and the correct controller action call for that assertion
         private static readonly List<RedirectToActionTestMetadata> ActionRedirects = new List<RedirectToActionTestMetadata>
@@ -770,5 +774,84 @@ public void Allow_the_object_that_is_returned_to_be_checked()
             _controller.WithCallTo(c => c.Json()).ShouldReturnJson(d => Assert.That(d, Is.EqualTo(ControllerResultTestController.JsonValue)));
         }
         #endregion
+
+        #region Content tests
+
+        [Test]
+        public void Check_for_content_result()
+        {
+            _controller.WithCallTo(c => c.Content()).ShouldReturnContent();
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_content()
+        {
+            _controller.WithCallTo(c => c.Content()).ShouldReturnContent(ControllerResultTestController.TextualContent);
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_invalid_content()
+        {
+            const string content = "dummy contents";
+
+            var exception = Assert.Throws<ActionResultAssertionException>(() => _controller.WithCallTo(c => c.Content()).ShouldReturnContent(content));
+
+            Assert.That(exception.Message, Is.EqualTo(string.Format("Expected content to be \"{0}\", but instead was \"{1}\".", content, ControllerResultTestController.TextualContent)));
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_content_and_check_content_type()
+        {
+            _controller.WithCallTo(c => c.Content()).ShouldReturnContent(ControllerResultTestController.TextualContent, ControllerResultTestController.ContentType);
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_content_and_check_invalid_content_type()
+        {
+            const string contentType = "application/dummy";
+
+            var exception = Assert.Throws<ActionResultAssertionException>(() => _controller.WithCallTo(c => c.Content()).ShouldReturnContent(ControllerResultTestController.TextualContent, contentType));
+
+            Assert.That(exception.Message, Is.EqualTo(string.Format("Expected content type to be \"{0}\", but instead was \"{1}\".", contentType, ControllerResultTestController.ContentType)));
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_content_and_check_content_type_and_check_content_encoding()
+        {
+            _controller.WithCallTo(c => c.Content()).ShouldReturnContent(ControllerResultTestController.TextualContent, ControllerResultTestController.ContentType, ControllerResultTestController.TextualContentEncoding);
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_content_and_check_content_type_and_check_invalid_content_encoding()
+        {
+            var encoding = Encoding.Unicode;
+
+            var exception = Assert.Throws<ActionResultAssertionException>(() => _controller.WithCallTo(c => c.Content()).ShouldReturnContent(ControllerResultTestController.TextualContent, ControllerResultTestController.ContentType, encoding));
+
+            Assert.That(exception.Message, Is.EqualTo(string.Format("Expected encoding to be equal to {0}, but instead was {1}.", encoding.EncodingName, ControllerResultTestController.TextualContentEncoding.EncodingName)));
+        }
+
+        [Test]
+        public void Check_for_content_result_and_check_invalid_content_and_check_invalid_content_type_and_check_invalid_encoding()
+        {
+            const string contentType = "application/dummy";
+            const string content = "dumb";
+            Encoding encoding = Encoding.Unicode;
+
+            var exception = Assert.Throws<ActionResultAssertionException>(() => _controller.WithCallTo(c => c.Content()).ShouldReturnContent(content, contentType, encoding));
+
+            // Assert that the content type validation occurs before that of the actual content.
+            Assert.That(exception.Message.Contains("content type"));
+        }
+
+        [Test]
+        public void Emit_readable_error_message_when_the_actual_content_encoding_has_not_been_specified()
+        {
+            var exception = Assert.Throws<ActionResultAssertionException>(() => _controller.WithCallTo(c => c.ContentWithoutEncodingSpecified()).ShouldReturnContent(encoding: ControllerResultTestController.TextualContentEncoding));
+
+            Assert.That(exception.Message, Is.EqualTo(string.Format("Expected encoding to be equal to {0}, but instead was null.", ControllerResultTestController.TextualContentEncoding.EncodingName)));
+        }
+
+        #endregion
     }
 }

TestStack.FluentMVCTesting.Tests/TestControllers/ControllerResultTestController.cs

@@ -21,7 +21,9 @@ class ControllerResultTestController : Controller
         public static byte[] EmptyFileBuffer = {  };
         public static readonly Stream EmptyStreamContents = new MemoryStream(EmptyFileBuffer);
         public static readonly Stream BinaryStreamContents = new MemoryStream(BinaryFileContents);
-
+        public const string TextualContent = "textual content";
+        public static readonly Encoding TextualContentEncoding = Encoding.UTF8;
+        public const string ContentType = "application/contentType";
         #endregion
 
         #region Empty, Null and Random Results
@@ -227,6 +229,20 @@ public ActionResult Json()
             return Json(JsonValue);
         }
         #endregion
+
+        #region Content
+        
+        public ActionResult Content()
+        {
+            return Content(TextualContent, ContentType, TextualContentEncoding);
+        }
+
+        public ActionResult ContentWithoutEncodingSpecified()
+        {
+            return Content(TextualContent, ContentType);
+        }
+
+        #endregion
     }
 
     #region Test Classes

TestStack.FluentMvcTesting/ControllerResultTest.cs

@@ -396,5 +396,41 @@ public void ShouldReturnJson(Action<dynamic> assertion)
             assertion(jsonResult.Data);
         }
         #endregion
+
+        #region Content
+
+        public ContentResult ShouldReturnContent(string content = null, string contentType = null, Encoding encoding = null)
+        {
+            ValidateActionReturnType<ContentResult>();
+            var contentResult = (ContentResult) _actionResult;
+
+            if (contentType != null && contentType != contentResult.ContentType)
+            {
+                throw new ActionResultAssertionException(string.Format(
+                    "Expected content type to be \"{0}\", but instead was \"{1}\".",
+                    contentType,
+                    contentResult.ContentType));
+            }
+
+            if (content != null && content != contentResult.Content)
+            {
+                throw new ActionResultAssertionException(string.Format(
+                    "Expected content to be \"{0}\", but instead was \"{1}\".", 
+                    content,
+                    contentResult.Content));    
+            }
+
+            if (encoding != null && encoding != contentResult.ContentEncoding)
+            {
+                throw new ActionResultAssertionException(string.Format(
+                    "Expected encoding to be equal to {0}, but instead was {1}.",
+                    encoding.EncodingName,
+                    contentResult.ContentEncoding != null ? contentResult.ContentEncoding.EncodingName : "null"));
+            }
+
+            return contentResult;
+        }
+
+        #endregion
     }
 }