Added support for checking for *any* file result.

Partial implementation of #3

Author: AlexArchive

TestStack.FluentMVCTesting.Tests/ControllerResultTestTests.cs

@@ -27,6 +27,7 @@ class ControllerResultTestShould
             ReturnType<FileContentResult>(t => t.ShouldRenderFile()),
             ReturnType<FileStreamResult>(t => t.ShouldRenderFileStream()),
             ReturnType<FilePathResult>(t=> t.ShouldRenderFilePath()),
+            ReturnType<FileResult>(t => t.ShouldRenderAnyFile()),
             ReturnType<HttpStatusCodeResult>(t => t.ShouldGiveHttpStatus()),
             ReturnType<JsonResult>(t => t.ShouldReturnJson()),
         };
@@ -303,6 +304,19 @@ public void Check_for_invalid_partial_name()
         #endregion
 
         #region File tests
+
+        [Test]
+        public void Check_for_any_file_result()
+        {
+            _controller.WithCallTo(c => c.EmptyFile()).ShouldRenderAnyFile();
+        }
+
+        [Test]
+        public void Check_for_any_file_result_and_check_content_type()
+        {
+            _controller.WithCallTo(c => c.EmptyFile()).ShouldRenderAnyFile(ControllerResultTestController.FileContentType);
+        }
+
         [Test]
         public void Check_for_file_result()
         {

TestStack.FluentMvcTesting/ControllerResultTest.cs

@@ -214,6 +214,20 @@ public ViewResultTest ShouldRenderDefaultPartialView()
 
         #region File Results
 
+        public FileResult ShouldRenderAnyFile(string contentType = null)
+        {
+            ValidateActionReturnType<FileResult>();
+
+            var fileResult = (FileResult)_actionResult;
+
+            if (contentType != null && fileResult.ContentType != contentType)
+            {
+                throw new ActionResultAssertionException(string.Format("Expected file to be of content type '{0}', but instead was given '{1}'.", contentType, fileResult.ContentType));
+            }
+
+            return fileResult;
+        }
+
         public FileContentResult ShouldRenderFile(string contentType = null)
         {
             ValidateActionReturnType<FileContentResult>();