test.yml

name: CI

on: pull_request_target

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - name: view the github context
        run: echo "$GITHUB_CONTEXT"
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}

      - name: view refs
        run: |
          echo "====================================== pr ref ======================================"
          echo "github.ref = ${{ github.ref }}"
          echo "github.sha = ${{ github.sha }}"
          echo "GITHUB_SHA = $GITHUB_SHA"
          echo "===================================== base ref ====================================="
          echo "github.event.pull_request.base.ref = ${{ github.event.pull_request.base.ref }}"
          echo "github.event.pull_request.base.sha = ${{ github.event.pull_request.base.sha }}"
          echo "===================================== head ref ====================================="
          echo "github.event.pull_request.head.ref = ${{ github.event.pull_request_target.head.ref }}"
          echo "github.event.pull_request.head.sha = ${{ github.event.pull_request.head.sha }}"
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          ref: ${{ github.event.pull_request.head.sha }}