test-no-changes.yml

name: Test no changes
on:
  #  # Uncomment when test added first time to register workflow and comment it back after workflow would be registered
  #  #
  #  # Added pull_request to register workflow from the PR.
  #  # Read more https://stackoverflow.com/questions/63362126/github-actions-how-to-run-a-workflow-created-on-a-non-master-branch-from-the-wo
  # pull_request: {}
  workflow_dispatch: {}

permissions:
  contents: read
  id-token: write

jobs:
  setup:
    runs-on: ubuntu-latest
    steps:
      - name: Setup
        run: echo "Do setup"

  test:
    runs-on: ubuntu-latest
    needs: [setup]
    continue-on-error: true
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.ref }}

      - shell: bash
        run: |
          mkdir -p ${{ runner.temp }}
          cp ./tests/atmos.yaml ${{ runner.temp }}/atmos.yaml
          sed -i -e 's#__PLAN_ROLE__#${{ secrets.TERRAFORM_PLAN_ROLE }}#g' ${{ runner.temp }}/atmos.yaml

      - uses: cloudposse-github-actions/install-gh-releases@v1
        with:
          cache: true
          config: |-
            mikefarah/yq: v4.44.3

      - uses: ./
        id: current
        with:
          install-atmos: true
          atmos-config-path: ${{ runner.temp }}

    outputs:
      affected: "${{ steps.current.outputs.affected }}"
      has-affected-stacks: "${{ steps.current.outputs.has-affected-stacks }}"
      matrix: "${{ steps.current.outputs.matrix }}"

  assert:
    runs-on: ubuntu-latest
    needs: [test]
    steps:
      - uses: nick-fields/assert-action@v2
        with:
          expected: '[]'
          actual: "${{ needs.test.outputs.affected }}"

      - uses: nick-fields/assert-action@v2
        with:
          expected: 'false'
          actual: "${{ needs.test.outputs.has-affected-stacks }}"