Update nightlybuild.yml

Author: StuartFerguson

.github/workflows/nightlybuild.yml

@@ -43,7 +43,20 @@ jobs:
       run: docker build . --file TransactionProcessor/Dockerfile --tag transactionprocessor:latest
 
     - name: Run Integration Tests
-      run: dotnet test "TransactionProcessor.IntegrationTests\TransactionProcessor.IntegrationTests.csproj"
+      run: dotnet test "TransactionProcessor.IntegrationTests\TransactionProcessor.IntegrationTests.csproj" --logger "trx;LogFileName=test-results.trx"
+
+    - name: Extract Failed Tests (PowerShell)
+      if: ${{ failure() }}
+      run: |
+        $xml = [xml](Get-Content test-results.trx)
+        $failedTests = $xml.TestRun.Results.UnitTestResult | Where-Object { $_.outcome -eq "Failed" }
+        if ($failedTests) {
+          Write-Host "::error::Failed Tests:"
+          foreach ($test in $failedTests) {
+            Write-Host "::error::- $($test.testName)"
+          }
+        }
+      shell: pwsh
 
     - uses: actions/[email protected]
       if: ${{ failure() }}