Microsoft.AspNet.Diagnostics.Tests failures on CoreCLR on Linux

[cesarblum]

info: Exec
info:   program: /usr/bin/env
info:   commandline: bash -c ". \"/home/cesars/src/aspnet/universe/Diagnostics/packages/KoreBuild/build/dnvm.sh\"; dnvm run default -runtime coreclr test"
info:   workingdir: test/Microsoft.AspNet.Diagnostics.Tests
xUnit.net DNX Runner (64-bit DNXCore 5.0)
  Discovering: Microsoft.AspNet.Diagnostics.Tests
  Discovered:  Microsoft.AspNet.Diagnostics.Tests
  Starting:    Microsoft.AspNet.Diagnostics.Tests
      Assert.Equal() Failure
      Expected: 4
      Actual:   0
      Stack Trace:
           at Microsoft.AspNet.Diagnostics.DeveloperExceptionPageMiddlewareTest.UsesDefaultFileProvider_IfNotProvidedOnOptions(String relativePath)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      Assert.Equal() Failure
      Expected: 4
      Actual:   0
      Stack Trace:
           at Microsoft.AspNet.Diagnostics.DeveloperExceptionPageMiddlewareTest.DisplaysSourceCodeLines_ForRelativePaths(String relativePath)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
  Finished:    Microsoft.AspNet.Diagnostics.Tests
=== TEST EXECUTION SUMMARY ===
   Microsoft.AspNet.Diagnostics.Tests  Total: 49, Errors: 0, Failed: 2, Skipped: 0, Time: 3.501s

[cesarblum]

This affects aspnet/Universe#304.