# See https://github.com/helm/chart-testing-action
name: Lint and Test Charts

on: [pull_request, workflow_dispatch]

jobs:
  lint-test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        k8s: ["1.19.16", "1.21.14", "1.22.9", "1.23.12", "1.24.7", "1.25.2"]
    steps:
      - name: Checkout
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          fetch-depth: 0
          persist-credentials: false

      - name: Install Helm
        uses: azure/setup-helm@18bc76811624f360dbd7f18c2d4ecb32c7b87bab # v1.1 # TODO: update version
        with:
          version: v3.7.0

      - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6
        with:
          python-version: '3.8'

      - name: Install chart-testing
        uses: helm/chart-testing-action@5f16c27cf7a4fa9c776ff73734df3909b2b65127 # v2.1.0

      - name: Run chart-testing (list-changed)
        id: list-changed
        run: |
          changed=$(ct list-changed --config ct.yaml)
          if [[ -n "$changed" ]]; then
            echo "CHART_CHANGED=true" >> $GITHUB_ENV
          fi

      - name: Run chart-testing (lint)
        run: ct lint --config ct.yaml

      - name: Create kind cluster
        uses: helm/kind-action@9e8295d178de23cbfbd8fa16cf844eec1d773a07 # v1.4.0
        with:
          node_image: kindest/node:v${{ matrix.k8s }}
          kubectl_version: v${{ matrix.k8s }}
        if: ${{ env.CHART_CHANGED == 'true' }}

      # See https://github.com/helm/chart-testing/blob/main/doc/ct_install.md
      - name: Run chart-testing (install)
        run: ct install --config ct.yaml --debug