name: Check integration tests workflow

on: [pull_request]

concurrency:
  group: ${{ github.workflow }}-$${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  check-tests:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 2
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v34
        with:
          files: |
            *.nix
            go.*
            **/*.go
            integration_test/
            config-example.yaml

      - uses: DeterminateSystems/nix-installer-action@main
        if: steps.changed-files.outputs.any_changed == 'true'
      - uses: DeterminateSystems/magic-nix-cache-action@main
        if: steps.changed-files.outputs.any_changed == 'true'

      - name: Generate and check integration tests
        if: steps.changed-files.outputs.any_changed == 'true'
        run: |
          nix develop --command bash -c "cd cmd/gh-action-integration-generator/ && go generate"
          git diff --exit-code .github/workflows/test-integration.yaml

      - name: Show missing tests
        if: failure()
        run: |
          git diff .github/workflows/test-integration.yaml