From 49e3533bc319b7ae65ac31161982d0c3a128ec02 Mon Sep 17 00:00:00 2001
From: "N. Taylor Mullen" <nimullen@microsoft.com>
Date: Thu, 27 Apr 2017 11:42:59 -0700
Subject: [PATCH] Add test to validate unbalanced triple dash comment inside
 razor block.

#302
---
 .../Legacy/HtmlBlockTest.cs                   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/HtmlBlockTest.cs b/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/HtmlBlockTest.cs
index 093ae62caf..e6ebf158b4 100644
--- a/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/HtmlBlockTest.cs
+++ b/test/Microsoft.AspNetCore.Razor.Language.Test/Legacy/HtmlBlockTest.cs
@@ -8,6 +8,29 @@ namespace Microsoft.AspNetCore.Razor.Language.Legacy
 {
     public class HtmlBlockTest : CsHtmlMarkupParserTestBase
     {
+        [Fact]
+        public void ParseBlockHandlesUnbalancedTripleDashHTMLComments()
+        {
+            ParseDocumentTest(
+@"@{
+    <!-- Hello, I'm a comment that shouldn't break razor --->
+}",
+                new MarkupBlock(
+                    Factory.EmptyHtml(),
+                    new StatementBlock(
+                        Factory.CodeTransition(),
+                        Factory.MetaCode("{").Accepts(AcceptedCharacters.None),
+                        Factory.Code(Environment.NewLine).AsStatement().AutoCompleteWith(null),
+                        new MarkupBlock(
+                            Factory.Markup("    "),
+                            Factory.Markup("<!-- Hello, I'm a comment that shouldn't break razor --->").Accepts(AcceptedCharacters.None),
+                            Factory.Markup(Environment.NewLine).Accepts(AcceptedCharacters.None)),
+                        Factory.EmptyCSharp().AsStatement(),
+                        Factory.MetaCode("}").Accepts(AcceptedCharacters.None)),
+                    Factory.EmptyHtml()),
+                new RazorError[0]);
+        }
+
         [Fact]
         public void ParseBlockHandlesOpenAngleAtEof()
         {