Refactored build to publish tests before executing.

build.ps1

@@ -34,16 +34,24 @@ function Restore-Packages
     & dnu restore ("""" + $DirectoryName + """")
 }
 
-function Build-Projects
+function Build-Project
 {
     param([string] $DirectoryName)
     & dnu pack ("""" + $DirectoryName + """") --configuration Release --out .\artifacts\packages; if($LASTEXITCODE -ne 0) { exit 1 }
 }
 
-function Test-Projects
+function Publish-TestProject
 {
-    param([string] $DirectoryName)
-    & dnx ("""" + $DirectoryName + """") test; if($LASTEXITCODE -ne 0) { exit 2 }
+    param([string] $DirectoryName, [int]$Index)
+
+    # Publish to a numbered/indexed folder rather than the full test project name
+    # because the package paths get long and start exceeding OS limitations.
+    & dnu publish ("""" + $DirectoryName + """") --configuration Release --no-source --out .\artifacts\tests\$Index; if($LASTEXITCODE -ne 0) { exit 2 }
+}
+
+function Invoke-Tests
+{
+    Get-ChildItem .\artifacts\tests -Filter test.cmd -Recurse | ForEach-Object { & $_.FullName; if($LASTEXITCODE -ne 0) { exit 3 } }
 }
 
 function Remove-PathVariable
@@ -86,15 +94,18 @@ $env:DNX_BUILD_VERSION = @{ $true = $env:APPVEYOR_BUILD_NUMBER; $false = 1}[$env
 Write-Host "Build number:" $env:DNX_BUILD_VERSION
 
 # Build/package
-Get-ChildItem -Path .\src -Filter *.xproj -Recurse | ForEach-Object { Build-Projects $_.DirectoryName }
+Get-ChildItem -Path .\src -Filter *.xproj -Recurse | ForEach-Object { Build-Project $_.DirectoryName }
+
+# Publish tests so we can test without recompiling
+Get-ChildItem -Path .\test -Filter *.xproj -Exclude Autofac.Test.Scenarios.ScannedAssembly.xproj -Recurse | ForEach-Object -Begin { $TestIndex = 0 } -Process { Publish-TestProject -DirectoryName $_.DirectoryName -Index $TestIndex; $TestIndex++; }
 
-# Test
-Get-ChildItem -Path .\test -Filter *.xproj -Exclude Autofac.Test.Scenarios.ScannedAssembly.xproj -Recurse | ForEach-Object { Test-Projects $_.DirectoryName }
+# Test under CLR
+Invoke-Tests
 
 # Switch to Core CLR
 dnvm use $dnxVersion -r CoreCLR
 
-# Test again
-Get-ChildItem -Path .\test -Filter *.xproj -Exclude Autofac.Test.Scenarios.ScannedAssembly.xproj -Recurse | ForEach-Object { Test-Projects $_.DirectoryName }
+# Test under Core CLR
+Invoke-Tests
 
 Pop-Location