run system-tests on pull requests (#273)

* run system-tests on pull requests

* Set good branch name

Author: cbeauchesne

.github/workflows/dev.yml

@@ -170,3 +170,27 @@ jobs:
           disable_search: true
           token: ${{ secrets.CODECOV_TOKEN }}
           verbose: true
+
+  build-system-tests-artifact:
+    runs-on: ubuntu-22.04
+    steps:
+      - run: mkdir binaries 
+      - run: echo "https://github.com/DataDog/dd-trace-cpp@${{ github.head_ref || github.ref_name }}" > binaries/cpp-load-from-git
+      - name: Save artifact
+        uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
+        with:
+          name: system_tests_binaries
+          path: ./binaries/**/*
+
+  system-tests:
+    needs: build-system-tests-artifact
+    uses: DataDog/system-tests/.github/workflows/system-tests.yml@main
+    secrets: inherit
+    permissions:
+      contents: read
+      packages: write
+    with:
+      library: cpp
+      binaries_artifact: system_tests_binaries
+      parametric_job_count: 8  # dedicated parameter to speed up parametric job
+      scenarios: PARAMETRIC

.github/workflows/main.yml

@@ -13,21 +13,6 @@ jobs:
       contents: read
       packages: write
 
-  system-tests:
-    uses: DataDog/system-tests/.github/workflows/system-tests.yml@main
-    secrets: inherit
-    permissions:
-      contents: read
-      packages: write
-    with:
-      library: cpp
-      binaries_artifact: binaries
-      desired_execution_time: 300  # 5 minutes
-      scenarios: PARAMETRIC
-      skip_empty_scenarios: true
-      _system_tests_dev_mode: true
-      display_summary: true
-
   # Ensure the main job is run to completion
   check-system-tests:
     needs: system-tests