name: Lint and Test Charts

on:
  pull_request:
  push:
    branches:
      - main

jobs:
  lint-test:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          submodules: recursive
          # ct needs history to compare
          fetch-depth: 0

      - name: Set up Helm
        uses: azure/setup-helm@v3.0
        with:
          version: v3.8.2

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

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

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

      - name: Create kind cluster
        uses: ./.github/actions/kind-action
        if: steps.list-changed.outputs.changed == 'true'

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