Updated scripting to use string (constant) as the TFM for testing sample apps

* Updated path formation to make it OS independent.
    * While this is not a requirement at this point it was in the same area and sets the stage for true platform independence, which is a longer term goal.
* Updated SLNX to reference correct test script

Author: smaillet

Invoke-Tests.ps1

@@ -47,18 +47,20 @@ try
 
     # ensure the samples run - output not validated but they need to compile and run without crashing
     Write-Information 'Running sample apps for .NET Core'
-    Push-Location (Join-path $buildInfo['BuildOutputPath'] 'bin\CodeGenWithDebugInfo\Release\net9.0')
+    $sampleTFM = "net8.0"
+    Push-Location (Join-path $buildInfo['BuildOutputPath'] 'bin' 'CodeGenWithDebugInfo' 'Release' $sampleTFM)
     try
     {
         $testGenOutputPath = Join-Path $buildInfo['TestResultsPath'] 'M3'
-        Write-Information "CodeGenWithDebugInfo M3 'Support Files\test.c' $testGenOutputPath"
-        Invoke-External dotnet CodeGenWithDebugInfo.dll M3 'Support Files\test.c' $testGenOutputPath
+        $testFileRelativePath = Join-Path 'Support Files' 'test.c'
+        Write-Information "CodeGenWithDebugInfo M3 '$testFileRelativePath' $testGenOutputPath"
+        Invoke-External dotnet CodeGenWithDebugInfo.dll M3 $testFileRelativePath $testGenOutputPath
 
         $testGenOutputPath = Join-Path $buildInfo['TestResultsPath'] 'X64'
-        Write-Information "CodeGenWithDebugInfo X64 'Support Files\test.c' $testGenOutputPath"
-        Invoke-External dotnet CodeGenWithDebugInfo.dll X64 'Support Files\test.c' $testGenOutputPath
+        Write-Information "CodeGenWithDebugInfo X64 '$testFileRelativePath' $testGenOutputPath"
+        Invoke-External dotnet CodeGenWithDebugInfo.dll X64 $testFileRelativePath $testGenOutputPath
 
-        Set-Location (Join-path $buildInfo['BuildOutputPath'] 'bin\OrcV2VeryLazy\Release\net9.0')
+        Set-Location (Join-path $buildInfo['BuildOutputPath'] 'bin' 'OrcV2VeryLazy' 'Release' $sampleTFM)
         Invoke-External dotnet OrcV2VeryLazy.dll
     }
     finally

src/Ubiquity.NET.Llvm.slnx

@@ -23,7 +23,7 @@
     <File Path="../global.json" />
     <File Path="../GOVERNANCE.md" />
     <File Path="../IgnoredWords.dic" />
-    <File Path="../Invoke-UnitTests.ps1" />
+    <File Path="../Invoke-Tests.ps1" />
     <File Path="../LICENSE.md" />
     <File Path="../NuGet.Config" />
     <File Path="../README.md" />