name: Lint and Test Charts
on: pull_request
jobs:
  lint-test:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Fetch history
        run: |
          git fetch --prune --unshallow;
          echo ::set-env name=commitmsg::$(git log --format=%B -n 1 ${{ github.event.after }})
      - name: Run chart-testing (lint)
        id: lint
        uses: helm/chart-testing-action@v1.0.0
        if: "! contains(env.commitmsg, '[skip lint]')"
        with:
          command: lint
          config: ct.yaml
      - name: Create kind cluster
        uses: helm/kind-action@v1.0.0
        if: "steps.lint.outputs.changed == 'true' && ! contains(env.commitmsg, '[skip install]')"
      - name: Run chart-testing (install)
        uses: helm/chart-testing-action@v1.0.0
        if: "steps.lint.outputs.changed == 'true' && ! contains(env.commitmsg, '[skip install]')"
        with:
          command: install
          config: ct.yaml