Setting up xUnit in VS as external tool

gistfile1.xml

Go to Tools -> External Tools -> Add

Command: Your xunit.console.exe file path
Arguments: $(BinDir)$(TargetName)$(TargetExt)
Initial Directory: $(BinDir)

Change xunit.console.config so that you have requiredRuntime if you want to run .NET 4.0

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <configSections>
    <section name="xunit" type="Xunit.ConsoleClient.XunitConsoleConfigurationSection, xunit.console"/>
  </configSections>
  <xunit>
    <transforms>
      <add
        commandline="html"
        xslfile="HTML.xslt"
        description="output results to HTML file"/>
      <add
        commandline="nunit"
        xslfile="NUnitXml.xslt"
        description="output results to NUnit-style XML file"/>
    </transforms>
  </xunit>
  	<startup>
      <requiredRuntime version="v4.0.20506" safemode="true"/>
	</startup>
</configuration>