name: Test restore java toolchains

on:
  workflow_call:
    inputs:
      cache-key-prefix:
        type: string
      runner-os:
        type: string
        default: '["ubuntu-latest", "windows-latest", "macos-latest"]'
      download-dist:
        type: boolean
        default: false

env:
  DOWNLOAD_DIST: ${{ inputs.download-dist }}
  GRADLE_BUILD_ACTION_CACHE_KEY_PREFIX: restore-java-toolchain-${{ inputs.cache-key-prefix }}
  GRADLE_BUILD_ACTION_CACHE_DEBUG_ENABLED: true

jobs:
  seed-build:
    strategy:
      matrix:
        os: ${{fromJSON(inputs.runner-os)}}
    runs-on: ${{ matrix.os }}
    steps:
    - name: Checkout sources
      uses: actions/checkout@v4
    - name: Download distribution if required
      uses: ./.github/actions/download-dist
    - name: Setup Gradle
      uses: ./
      with:
        cache-read-only: false # For testing, allow writing cache entries on non-default branches
    - name: Build using Gradle wrapper
      working-directory: .github/workflow-samples/java-toolchain
      run: ./gradlew test --info

  # Test that the gradle-user-home cache will cache the toolchain, by running build with --offline
  toolchain-cache:
    needs: seed-build
    strategy:
      matrix:
        os: ${{fromJSON(inputs.runner-os)}}
    runs-on: ${{ matrix.os }}
    steps:
    - name: Checkout sources
      uses: actions/checkout@v4
    - name: Download distribution if required
      uses: ./.github/actions/download-dist
    - name: Setup Gradle
      uses: ./
      with:
        cache-read-only: true
    - name: Execute Gradle build with --offline
      working-directory: .github/workflow-samples/java-toolchain
      run: ./gradlew test --info --offline