ci(azure): discover mtp test executables

Co-authored-by: baywet <7905502+baywet@users.noreply.github.com>

Author: Copilot

.azure-pipelines/ci-build.yml

@@ -21,8 +21,6 @@ pr:
 variables:
   buildPlatform: 'Any CPU'
   buildConfiguration: 'Release'
-  # Keep in sync with the test project TargetFramework values.
-  testTargetFramework: 'net10.0'
   ProductBinPath: '$(Build.SourcesDirectory)\src\Microsoft.OpenApi\bin\$(BuildConfiguration)'
   REGISTRY: 'msgraphprodregistry.azurecr.io'
   IMAGE_NAME: 'public/openapi/hidi'
@@ -104,20 +102,29 @@ extends:
         # Run the Unit test
         - pwsh: |
             $testResultsDirectory = "$(Agent.TempDirectory)\TestResults"
-            $targetFramework = "$(testTargetFramework)"
             New-Item -ItemType Directory -Force -Path $testResultsDirectory | Out-Null
 
             $testApplications = @(
-              @{ Name = "Microsoft.OpenApi.Hidi.Tests"; Path = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Hidi.Tests\bin\$(BuildConfiguration)\$targetFramework\Microsoft.OpenApi.Hidi.Tests.exe" },
-              @{ Name = "Microsoft.OpenApi.Readers.Tests"; Path = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Readers.Tests\bin\$(BuildConfiguration)\$targetFramework\Microsoft.OpenApi.Readers.Tests.exe" },
-              @{ Name = "Microsoft.OpenApi.Tests"; Path = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Tests\bin\$(BuildConfiguration)\$targetFramework\Microsoft.OpenApi.Tests.exe" }
+              @{ Name = "Microsoft.OpenApi.Hidi.Tests"; Pattern = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Hidi.Tests\bin\$(BuildConfiguration)\*\Microsoft.OpenApi.Hidi.Tests.exe" },
+              @{ Name = "Microsoft.OpenApi.Readers.Tests"; Pattern = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Readers.Tests\bin\$(BuildConfiguration)\*\Microsoft.OpenApi.Readers.Tests.exe" },
+              @{ Name = "Microsoft.OpenApi.Tests"; Pattern = "$(Build.SourcesDirectory)\test\Microsoft.OpenApi.Tests\bin\$(BuildConfiguration)\*\Microsoft.OpenApi.Tests.exe" }
             )
 
             $exitCode = 0
             foreach ($testApplication in $testApplications) {
-              & $testApplication.Path --report-xunit-trx --report-xunit-trx-filename "$($testApplication.Name).trx" --results-directory $testResultsDirectory --minimum-expected-tests 1
-              if ($LASTEXITCODE -ne 0) {
-                $exitCode = $LASTEXITCODE
+              $testExecutables = @(Get-Item -Path $testApplication.Pattern -ErrorAction SilentlyContinue)
+              if ($testExecutables.Count -eq 0) {
+                Write-Error "No test executable found for $($testApplication.Name)"
+                $exitCode = 1
+                continue
+              }
+
+              foreach ($testExecutable in $testExecutables) {
+                $targetFramework = Split-Path -Path $testExecutable.DirectoryName -Leaf
+                & $testExecutable.FullName --report-xunit-trx --report-xunit-trx-filename "$($testApplication.Name)-$targetFramework.trx" --results-directory $testResultsDirectory --minimum-expected-tests 1
+                if ($LASTEXITCODE -ne 0) {
+                  $exitCode = 1
+                }
               }
             }