CI/CD: Add badge generation and upload for test results

Author: nselvara

.github/workflows/vunit.yml

@@ -71,12 +71,46 @@ jobs:
           title: HDL Core Library Test Results
 
       - name: Publish Test Results
+        id: test-results
         uses: EnricoMi/publish-unit-test-result-action@12fa20e14d449d310778f2d0af1e3b2f57dde2a7 # v2
         if: always()
         with:
           files: test-reports/vunit_results.xml
           check_name: VUnit Test Results
 
+      - name: Set badge color
+        shell: bash
+        run: |
+          case ${{ fromJSON( steps.test-results.outputs.json ).conclusion }} in
+            success)
+              echo "BADGE_COLOR=31c653" >> $GITHUB_ENV
+              ;;
+            failure)
+              echo "BADGE_COLOR=800000" >> $GITHUB_ENV
+              ;;
+            neutral)
+              echo "BADGE_COLOR=696969" >> $GITHUB_ENV
+              ;;
+          esac
+
+      - name: Create badge
+        uses: emibcn/badge-action@808173dd03e2f30c980d03ee49e181626088eee8
+        with:
+          label: Tests
+          status: '${{ fromJSON( steps.test-results.outputs.json ).formatted.stats.tests }} tests, ${{ env.BADGE_COLOR }}'
+          color: ${{ env.BADGE_COLOR }}
+          path: badge.svg
+
+      - name: Upload badge to Gist
+        if: >
+          github.event_name == 'workflow_run' && github.event.workflow_run.head_branch == 'main' ||
+          github.event_name != 'workflow_run' && github.ref == 'refs/heads/main'
+        uses: andymckay/append-gist-action@6e8d64427fe47cbacf4ab6b890411f1d67c07f3e
+        with:
+          token: ${{ secrets.GIST_TOKEN }}
+          gistURL: https://gist.githubusercontent.com/nselvara/cc050d27587b0722b2e41f143fa9e2d5
+          file: badge.svg
+
       - name: Upload test results
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         if: always()

README.md

@@ -1,5 +1,6 @@
 [![GPLv3 License](https://img.shields.io/badge/License-GPL%20v3-yellow.svg)](https://opensource.org/licenses/)
 [![VUnit Tests](https://github.com/nselvara/chipdev.io/workflows/VUnit%20Tests/badge.svg)](https://github.com/nselvara/chipdev.io/actions)
+[![Tests](https://gist.githubusercontent.com/nselvara/cc050d27587b0722b2e41f143fa9e2d5/raw/badge.svg)](https://github.com/nselvara/chipdev.io/actions/workflows/vunit.yml)
 
 # ChipDev.io Quest Solutions – in VHDL-2008