name: Lint and Test Charts

on:
  pull_request:
    types: [opened, edited, reopened, synchronize]

jobs:
  lint-test:
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
        uses: actions/checkout@v2
        with:
          persist-credentials: false
          submodules: recursive
          fetch-depth: 0

      - name: Set up Helm
        uses: azure/setup-helm@v1
        with:
          version: v3.5.4

      - uses: actions/setup-python@v2
        with:
          python-version: 3.7

      - name: Set up chart-testing
        uses: ./.github/actions/chart-testing-action

      - name: Run chart-testing (list-changed)
        id: list-changed
        run: |
          changed=$(ct list-changed  --print-config)
          if [[ -n "$changed" ]]; then
            echo "::set-output name=changed::true"
          fi
        env:
          CT_CHART_DIRS: helm
          CT_SINCE: HEAD

      - name: Run chart-testing (lint)
        run: ct lint --print-config
        env:
          CT_CHART_DIRS: helm
          CT_LINT_CONF: lintconf.yaml
          CT_SINCE: HEAD