No parallel test execution in Build.ps1

Parallel execution of DB tests on the one single local DB led to concurrency problems. Therefore the script now runs tests for each supported target framework in a separate call, avoiding parallelism of the DB tests.

Author: ckadluba

Build.ps1

@@ -71,13 +71,17 @@ try
         {
             Push-Location "$testProjectPath"
 
-            echo "build: Testing project in $testProjectPath"
-            & dotnet test -c Release --collect "XPlat Code Coverage"
-            if ($LASTEXITCODE -ne 0)
+            # Run tests for different targets in sequence to avoid database tests
+            # to fail because of concurrency problems
+            foreach ($tfm in @( "net462", "net472", "net8.0" ))
             {
-                exit 2
+                echo "build: Testing project in $testProjectPath for target $tfm"
+                & dotnet test -c Release --collect "XPlat Code Coverage" --framework "$tfm" --results-directory "./TestResults/$tfm"
+                if ($LASTEXITCODE -ne 0)
+                {
+                    exit 2
+                }
             }
-
         }
         finally
         {