name: Test Install Kustomize

on:
  push:
    branches: [master]
    paths:
      - 'hack/install_kustomize.sh'
      - 'hack/test-files/*-release.json'
  pull_request:
    branches: [master]
    paths:
      - 'hack/install_kustomize.sh'
      - 'hack/test-files/*-release.json'

permissions:
  contents: read

env:
  expected_kustomize_version: v5.8.1

jobs:
  test-install-kustomize:
    name: Test install_kustomize.sh (${{ matrix.release-file }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        release-file:
          - hack/test-files/minimized-release.json
          - hack/test-files/unminimized-release.json

    steps:
      - name: Check out code
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 #v7.0.1

      - name: Run install script with mocked releases payload
        shell: bash
        run: |
          set -euo pipefail
          tmp_dir="$(mktemp -d)"

          ./hack/install_kustomize.sh "$tmp_dir"

          actual_kustomize_version=$("$tmp_dir/kustomize" version)

          echo "Kustomize version: ${actual_kustomize_version}"
          [ "${actual_kustomize_version}" = "${expected_kustomize_version}" ] || (echo "Unexpected Kustomize version: Expected ${expected_kustomize_version}, got ${actual_kustomize_version}" && exit 1)
        env:
          expected_kustomize_version: ${{ env.expected_kustomize_version }}
          releases_file: ${{ github.workspace }}/${{ matrix.release-file }}