diff --git a/src/Microsoft.AspNet.Mvc.Razor.Host/MvcCSharpCodeGenerator.cs b/src/Microsoft.AspNet.Mvc.Razor.Host/MvcCSharpCodeGenerator.cs
index 7c434d54fe..78b6fba6dd 100644
--- a/src/Microsoft.AspNet.Mvc.Razor.Host/MvcCSharpCodeGenerator.cs
+++ b/src/Microsoft.AspNet.Mvc.Razor.Host/MvcCSharpCodeGenerator.cs
@@ -53,7 +53,7 @@ protected override CSharpCodeWritingScope BuildClassDeclaration(CSharpCodeWriter
                 string.Equals(
                     Path.GetFileName(Context.SourceFile),
                     ViewHierarchyUtility.ViewImportsFileName,
-                    StringComparison.Ordinal))
+                    StringComparison.OrdinalIgnoreCase))
             {
                 // Write a using TModel = System.Object; token during design time to make intellisense work
                 writer.WriteLine($"using {ChunkHelper.TModelToken} = {typeof(object).FullName};");
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/MvcRazorHostTest.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/MvcRazorHostTest.cs
index 4c987624d2..d06adb614a 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/MvcRazorHostTest.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/MvcRazorHostTest.cs
@@ -478,7 +478,8 @@ private static void RunDesignTimeTest(
             GeneratorResults results;
             using (var stream = ResourceFile.GetResourceStream(_assembly, inputFile, sourceFile: true))
             {
-                results = host.GenerateCode(inputFile, stream);
+                // VS tooling passes in paths in all lower case. We'll mimic this behavior in our tests.
+                results = host.GenerateCode(inputFile.ToLowerInvariant(), stream);
             }
 
             // Assert
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Basic.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Basic.cs
index 12b8fe71b3..956b7cbb40 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Basic.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Basic.cs
@@ -2,7 +2,7 @@ namespace Asp
 {
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_Basic_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
+    public class ASPV_testfiles_input_basic_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
@@ -11,7 +11,7 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input_Basic_cshtml()
+        public ASPV_testfiles_input_basic_cshtml()
         {
         }
         #line hidden
@@ -29,12 +29,12 @@ public ASPV_TestFiles_Input_Basic_cshtml()
         #pragma warning disable 1998
         public override async Task ExecuteAsync()
         {
-#line 1 "TestFiles/Input/Basic.cshtml"
+#line 1 "testfiles/input/basic.cshtml"
        __o = logo;
 
 #line default
 #line hidden
-#line 3 "TestFiles/Input/Basic.cshtml"
+#line 3 "testfiles/input/basic.cshtml"
 __o = Html.Input("SomeKey");
 
 #line default
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Inject.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Inject.cs
index daeb196d90..f60ec6a112 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Inject.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Inject.cs
@@ -1,6 +1,6 @@
 namespace Asp
 {
-#line 1 "TestFiles/Input/Inject.cshtml"
+#line 1 "testfiles/input/inject.cshtml"
 using MyNamespace
 
 #line default
@@ -8,7 +8,7 @@ namespace Asp
     ;
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_Inject_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
+    public class ASPV_testfiles_input_inject_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
@@ -17,13 +17,13 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input_Inject_cshtml()
+        public ASPV_testfiles_input_inject_cshtml()
         {
         }
         #line hidden
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 2 "TestFiles/Input/Inject.cshtml"
+#line 2 "testfiles/input/inject.cshtml"
         MyApp MyPropertyName
 
 #line default
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithModel.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithModel.cs
index d493fee840..49752f998d 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithModel.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithModel.cs
@@ -2,13 +2,13 @@ namespace Asp
 {
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_InjectWithModel_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<MyModel>
+    public class ASPV_testfiles_input_injectwithmodel_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<MyModel>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
         {
             #pragma warning disable 219
-#line 1 "TestFiles/Input/InjectWithModel.cshtml"
+#line 1 "testfiles/input/injectwithmodel.cshtml"
 var __modelHelper = default(MyModel);
 
 #line default
@@ -16,13 +16,13 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input_InjectWithModel_cshtml()
+        public ASPV_testfiles_input_injectwithmodel_cshtml()
         {
         }
         #line hidden
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 2 "TestFiles/Input/InjectWithModel.cshtml"
+#line 2 "testfiles/input/injectwithmodel.cshtml"
         MyApp MyPropertyName
 
 #line default
@@ -30,7 +30,7 @@ MyApp MyPropertyName
         { get; private set; }
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 3 "TestFiles/Input/InjectWithModel.cshtml"
+#line 3 "testfiles/input/injectwithmodel.cshtml"
         MyService<MyModel> Html
 
 #line default
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithSemicolon.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithSemicolon.cs
index bc1e89c2da..defb7d8386 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithSemicolon.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/InjectWithSemicolon.cs
@@ -2,13 +2,13 @@ namespace Asp
 {
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_InjectWithSemicolon_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<MyModel>
+    public class ASPV_testfiles_input_injectwithsemicolon_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<MyModel>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
         {
             #pragma warning disable 219
-#line 1 "TestFiles/Input/InjectWithSemicolon.cshtml"
+#line 1 "testfiles/input/injectwithsemicolon.cshtml"
 var __modelHelper = default(MyModel);
 
 #line default
@@ -16,13 +16,13 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input_InjectWithSemicolon_cshtml()
+        public ASPV_testfiles_input_injectwithsemicolon_cshtml()
         {
         }
         #line hidden
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 2 "TestFiles/Input/InjectWithSemicolon.cshtml"
+#line 2 "testfiles/input/injectwithsemicolon.cshtml"
         MyApp MyPropertyName
 
 #line default
@@ -30,7 +30,7 @@ MyApp MyPropertyName
         { get; private set; }
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 3 "TestFiles/Input/InjectWithSemicolon.cshtml"
+#line 3 "testfiles/input/injectwithsemicolon.cshtml"
         MyService<MyModel> Html
 
 #line default
@@ -38,7 +38,7 @@ MyService<MyModel> Html
         { get; private set; }
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 4 "TestFiles/Input/InjectWithSemicolon.cshtml"
+#line 4 "testfiles/input/injectwithsemicolon.cshtml"
         MyApp MyPropertyName2
 
 #line default
@@ -46,7 +46,7 @@ MyApp MyPropertyName2
         { get; private set; }
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 5 "TestFiles/Input/InjectWithSemicolon.cshtml"
+#line 5 "testfiles/input/injectwithsemicolon.cshtml"
         MyService<MyModel> Html2
 
 #line default
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Model.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Model.cs
index 57ebd130fe..811d5e2444 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Model.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/Model.cs
@@ -2,13 +2,13 @@ namespace Asp
 {
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_Model_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<System.Collections.IEnumerable>
+    public class ASPV_testfiles_input_model_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<System.Collections.IEnumerable>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
         {
             #pragma warning disable 219
-#line 1 "TestFiles/Input/Model.cshtml"
+#line 1 "testfiles/input/model.cshtml"
 var __modelHelper = default(System.Collections.IEnumerable);
 
 #line default
@@ -16,7 +16,7 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input_Model_cshtml()
+        public ASPV_testfiles_input_model_cshtml()
         {
         }
         #line hidden
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/ModelExpressionTagHelper.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/ModelExpressionTagHelper.cs
index 1e70626c41..1a7f31d98e 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/ModelExpressionTagHelper.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/ModelExpressionTagHelper.cs
@@ -8,7 +8,7 @@ namespace Asp
     using Microsoft.AspNet.Mvc.Rendering;
     using System.Threading.Tasks;
 
-    public class ASPV_TestFiles_Input_ModelExpressionTagHelper_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<DateTime>
+    public class ASPV_testfiles_input_modelexpressiontaghelper_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<DateTime>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
@@ -16,13 +16,13 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning disable 219
             string __tagHelperDirectiveSyntaxHelper = null;
             __tagHelperDirectiveSyntaxHelper = 
-#line 3 "TestFiles/Input/ModelExpressionTagHelper.cshtml"
+#line 3 "testfiles/input/modelexpressiontaghelper.cshtml"
               "Microsoft.AspNet.Mvc.Razor.InputTestTagHelper, Microsoft.AspNet.Mvc.Razor.Host.Test"
 
 #line default
 #line hidden
             ;
-#line 1 "TestFiles/Input/ModelExpressionTagHelper.cshtml"
+#line 1 "testfiles/input/modelexpressiontaghelper.cshtml"
 var __modelHelper = default(DateTime);
 
 #line default
@@ -32,7 +32,7 @@ private void @__RazorDesignTimeHelpers__()
         #line hidden
         private Microsoft.AspNet.Mvc.Razor.InputTestTagHelper __Microsoft_AspNet_Mvc_Razor_InputTestTagHelper = null;
         #line hidden
-        public ASPV_TestFiles_Input_ModelExpressionTagHelper_cshtml()
+        public ASPV_testfiles_input_modelexpressiontaghelper_cshtml()
         {
         }
         #line hidden
@@ -51,13 +51,13 @@ public ASPV_TestFiles_Input_ModelExpressionTagHelper_cshtml()
         public override async Task ExecuteAsync()
         {
             __Microsoft_AspNet_Mvc_Razor_InputTestTagHelper = CreateTagHelper<Microsoft.AspNet.Mvc.Razor.InputTestTagHelper>();
-#line 5 "TestFiles/Input/ModelExpressionTagHelper.cshtml"
+#line 5 "testfiles/input/modelexpressiontaghelper.cshtml"
 __Microsoft_AspNet_Mvc_Razor_InputTestTagHelper.For = CreateModelExpression(__model => __model.Now);
 
 #line default
 #line hidden
             __Microsoft_AspNet_Mvc_Razor_InputTestTagHelper = CreateTagHelper<Microsoft.AspNet.Mvc.Razor.InputTestTagHelper>();
-#line 6 "TestFiles/Input/ModelExpressionTagHelper.cshtml"
+#line 6 "testfiles/input/modelexpressiontaghelper.cshtml"
 __Microsoft_AspNet_Mvc_Razor_InputTestTagHelper.For = CreateModelExpression(__model => Model);
 
 #line default
diff --git a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/_ViewImports.cs b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/_ViewImports.cs
index 7dc8c0a827..2fda13e053 100644
--- a/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/_ViewImports.cs
+++ b/test/Microsoft.AspNet.Mvc.Razor.Host.Test/TestFiles/Output/DesignTime/_ViewImports.cs
@@ -3,7 +3,7 @@ namespace Asp
     using System.Threading.Tasks;
 
     using TModel = System.Object;
-    public class ASPV_TestFiles_Input__ViewImports_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
+    public class ASPV_testfiles_input__viewimports_cshtml : Microsoft.AspNet.Mvc.Razor.RazorPage<dynamic>
     {
         private static object @__o;
         private void @__RazorDesignTimeHelpers__()
@@ -12,13 +12,13 @@ private void @__RazorDesignTimeHelpers__()
             #pragma warning restore 219
         }
         #line hidden
-        public ASPV_TestFiles_Input__ViewImports_cshtml()
+        public ASPV_testfiles_input__viewimports_cshtml()
         {
         }
         #line hidden
         [Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
         public
-#line 1 "TestFiles/Input/_ViewImports.cshtml"
+#line 1 "testfiles/input/_viewimports.cshtml"
         IHtmlHelper<dynamic> Model
 
 #line default