ci: actually test running a VM

.github/workflows/test-build-quickemu.yml

@@ -48,7 +48,9 @@ jobs:
     runs-on: ubuntu-22.04
     permissions:
       id-token: "write"
-      contents: "read"
+      contents: write
+      actions: read
+      checks: write
     steps:
       - name: "Checkout 🥡"
         uses: "actions/checkout@v4"
@@ -62,4 +64,33 @@ jobs:
           tree ./result
           ./result/bin/quickemu --help
           ./result/bin/quickget --help
+          ./result/bin/quickreport
+          # Text a VM if the Nix Installer successfully enabled KVM
+          if [ $DETERMINATE_NIX_KVM -eq 1 ]; then
+            ./result/bin/quickget alpine v3.20
+            ./result/bin/quickemu --vm alpine-v3.20.conf --display none
+            sleep 5
+            if pgrep -F ./alpine-v3.20/alpine-v3.20.pid; then
+              echo "Test VM is running"
+              echo "Waiting a few seconds before capturing a screenshot"
+              sleep 5
+              ./result/bin/quickemu --vm alpine-v3.20.conf --monitor-cmd "screendump test.ppm"
+              nix shell nixpkgs#imagemagick -c magick convert test.ppm test.png
+            else
+              echo "Test VM is not running"
+              exit 1
+            fi
+            # Test a few more quickemu commands to clean up
+            ./result/bin/quickemu --vm alpine-v3.20.conf --kill
+            ./result/bin/quickemu --vm alpine-v3.20.conf --delete-disk
+            ./result/bin/quickemu --vm alpine-v3.20.conf --delete-vm
+          fi
+      - name: Upload test results 📸
+        if: ${{ success() }}
+        uses: edunad/[email protected]
+        with:
+            path: './test.png'
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+            title: 'Screenshot of test VM'
+