Split PR workflow into main run that operates in the PR context (with a read-only token) and a separate "workflow_run" triggered phase that can publish the test results.

Author: ianroberts

.github/workflows/pull-request-test-reports.yaml

@@ -0,0 +1,44 @@
+name: Test Reports (PR)
+
+on:
+  workflow_run:
+    workflows: ["Pull Request"]
+    types:
+      - completed
+
+permissions: {}
+
+jobs:
+  test-results:
+    name: Test Results
+    runs-on: ubuntu-latest
+    if: github.event.workflow_run.conclusion != 'skipped'
+
+    permissions:
+      checks: write
+      pull-requests: write
+      actions: read
+
+    steps:
+      - name: Download and Extract Artifacts
+        env:
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
+        run: |
+           mkdir -p artifacts && cd artifacts
+
+           artifacts_url=${{ github.event.workflow_run.artifacts_url }}
+
+           gh api --paginate "$artifacts_url" -q '.artifacts[] | [.name, .archive_download_url] | @tsv' | while read artifact
+           do
+             IFS=$'\t' read name url <<< "$artifact"
+             gh api $url > "$name.zip"
+             unzip -d "$name" "$name.zip"
+           done
+
+      - name: Publish Test Results
+        uses: EnricoMi/publish-unit-test-result-action@v2
+        with:
+          commit: ${{ github.event.workflow_run.head_sha }}
+          event_file: artifacts/Event File/event.json
+          event_name: ${{ github.event.workflow_run.event }}
+          junit_files: "artifacts/Test Results/**/*.xml"

.github/workflows/pull-request.yaml

@@ -1,4 +1,4 @@
-name: CI (Pull Request)
+name: Pull Request
 
 on:
   pull_request:
@@ -65,12 +65,23 @@ jobs:
       - name: Build with Maven
         run: mvn --batch-mode -e clean install 
 
-      - name: Publish Test Report
-        uses: scacap/action-surefire-report@v1
+      - name: Upload Test Results
         if: success() || failure()
+        uses: actions/upload-artifact@v2
         with:
-          fail_if_no_tests: false
+          name: Test Results
+          path: |
+            target/surefire-reports/*.xml
           
       - name: Build site
         run: mvn --batch-mode -e -DskipTests site
 
+  event_file:
+    name: "Event File"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Upload
+        uses: actions/upload-artifact@v2
+        with:
+          name: Event File
+          path: ${{ github.event_path }}