Enable swift-foundation tests on Windows in toolchain builds (#75811)

Author: jmschonfeld

utils/build-windows-toolchain.bat

@@ -60,7 +60,7 @@ set TMPDIR=%BuildRoot%\tmp
 set NINJA_STATUS=[%%f/%%t][%%p][%%es] 
 
 :: Build the -Test argument, if any, by subtracting skipped tests
-set TestArg=-Test swift,dispatch,xctest,
+set TestArg=-Test swift,dispatch,foundation,xctest,
 for %%I in (%SKIP_TESTS%) do (call set TestArg=%%TestArg:%%I,=%%)
 if "%TestArg:~-1%"=="," (set TestArg=%TestArg:~0,-1%) else (set TestArg= )
 

utils/build.ps1

@@ -1662,17 +1662,18 @@ function Build-Foundation([Platform]$Platform, $Arch, [switch]$Test = $false) {
  -Arch $HostArch
  }
 
- $OutDir = Join-Path -Path $HostArch.BinaryCache -ChildPath foundation-tests
-
- Isolate-EnvVars {
- $env:SWIFTCI_USE_LOCAL_DEPS=1
- $env:DISPATCH_INCLUDE_PATH="$($Arch.SDKInstallRoot)/usr/lib/swift"
- Build-SPMProject `
- -Test `
- -Src $SourceCache\swift-corelibs-foundation `
- -Bin $OutDir `
- -Arch $HostArch
- }
+ # swift-corelibs-foundation tests are disabled since the package does not build for Windows yet
+ # $OutDir = Join-Path -Path $HostArch.BinaryCache -ChildPath foundation-tests
+
+ # Isolate-EnvVars {
+ # $env:SWIFTCI_USE_LOCAL_DEPS=1
+ # $env:DISPATCH_INCLUDE_PATH="$($Arch.SDKInstallRoot)/usr/lib/swift"
+ # Build-SPMProject `
+ # -Test `
+ # -Src $SourceCache\swift-corelibs-foundation `
+ # -Bin $OutDir `
+ # -Arch $HostArch
+ # }
  } else {
  $DispatchBinaryCache = Get-TargetProjectBinaryCache $Arch Dispatch
  $FoundationBinaryCache = Get-TargetProjectBinaryCache $Arch Foundation