From 65f595ca02744a10e95e7738c39502ac93bee654 Mon Sep 17 00:00:00 2001
From: Chris Ross <Tratcher@Outlook.com>
Date: Thu, 30 Oct 2014 14:39:43 -0700
Subject: [PATCH] Add new HeadersSent API.

---
 src/Microsoft.AspNet.TestHost/ResponseFeature.cs             | 3 +++
 test/Microsoft.AspNet.TestHost.Tests/ResponseFeatureTests.cs | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/src/Microsoft.AspNet.TestHost/ResponseFeature.cs b/src/Microsoft.AspNet.TestHost/ResponseFeature.cs
index 5b7d230a13..9f2ebfd081 100644
--- a/src/Microsoft.AspNet.TestHost/ResponseFeature.cs
+++ b/src/Microsoft.AspNet.TestHost/ResponseFeature.cs
@@ -30,6 +30,8 @@ namespace Microsoft.AspNet.TestHost
 
         public Stream Body { get; set; }
 
+        public bool HeadersSent { get; set; }
+
         public void OnSendingHeaders(Action<object> callback, object state)
         {
             var prior = _sendingHeaders;
@@ -43,6 +45,7 @@ namespace Microsoft.AspNet.TestHost
         public void FireOnSendingHeaders()
         {
             _sendingHeaders();
+            HeadersSent = true;
         }
     }
 }
diff --git a/test/Microsoft.AspNet.TestHost.Tests/ResponseFeatureTests.cs b/test/Microsoft.AspNet.TestHost.Tests/ResponseFeatureTests.cs
index ebf601cb82..2564ee7112 100644
--- a/test/Microsoft.AspNet.TestHost.Tests/ResponseFeatureTests.cs
+++ b/test/Microsoft.AspNet.TestHost.Tests/ResponseFeatureTests.cs
@@ -15,6 +15,11 @@ namespace Microsoft.AspNet.TestHost
 
             // Assert
             Assert.Equal(200, responseInformation.StatusCode);
+            Assert.False(responseInformation.HeadersSent);
+
+            responseInformation.FireOnSendingHeaders();
+
+            Assert.True(responseInformation.HeadersSent);
         }
     }
 }
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