Run nUnit tests from PowerShell

gistfile1.ps1

$checkoutFolder = "%teamcity.build.workingDir%"

$targetDll = "$checkoutFolder\Website\TestProject\bin\Release\TestProject.dll"
$fixture = "TestProject.MediaPlayerEditorTest"
$resultXml = "$checkoutFolder\TestResult.xml"

rm $resultXml -Force -Verbose -ErrorAction SilentlyContinue

$buildOptions = "/xml:$resultXml /fixture:$fixture"
$command = 'C:\Chocolatey\bin\nunit-console.bat "$targetDll" ' + $buildOptions 
Invoke-Expression $command