name: Test restore configuration-cache

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: ${{ inputs.download-dist }}
  GRADLE_BUILD_ACTION_CACHE_KEY_PREFIX: restore-configuration-cache-${{ inputs.cache-key-prefix }}
  GRADLE_BUILD_ACTION_CACHE_DEBUG_ENABLED: true

jobs:
  seed-build-groovy:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-groovy
    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: Groovy build with configuration-cache enabled
      working-directory: .github/workflow-samples/groovy-dsl
      run: ./gradlew test --configuration-cache

  verify-build-groovy:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-groovy
    needs: seed-build-groovy
    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: Groovy build with configuration-cache enabled
      id: execute
      working-directory: .github/workflow-samples/groovy-dsl
      run: ./gradlew test --configuration-cache
    - name: Check that configuration-cache was used
      uses: actions/github-script@v7
      with:
        script: |
          const fs = require('fs')
          if (fs.existsSync('.github/workflow-samples/groovy-dsl/task-configured.txt')) {
            core.setFailed('Configuration cache was not used - task was configured unexpectedly')
          }

  # Check that the build can run when no extracted cache entries are restored
  gradle-user-home-not-fully-restored:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-groovy
    needs: seed-build-groovy
    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 with no extracted cache entries restored
      uses: ./
      env: 
        GRADLE_BUILD_ACTION_SKIP_RESTORE: "generated-gradle-jars|wrapper-zips|java-toolchains|instrumented-jars|dependencies|kotlin-dsl"
      with:
        cache-read-only: true
    - name: Check execute Gradle build with configuration cache enabled (but not restored)
      working-directory: .github/workflow-samples/groovy-dsl
      run: ./gradlew test --configuration-cache

  seed-build-kotlin:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-kotlin
    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: Execute 'help' with configuration-cache enabled
      working-directory: .github/workflow-samples/kotlin-dsl
      run: ./gradlew help --configuration-cache

  modify-build-kotlin:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-kotlin-modified
    needs: seed-build-kotlin
    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: Execute 'test' with configuration-cache enabled
      working-directory: .github/workflow-samples/kotlin-dsl
      run: ./gradlew test --configuration-cache

  # Test restore configuration-cache from the third build invocation
  verify-build-kotlin:
    env:
      GRADLE_BUILD_ACTION_CACHE_KEY_JOB: restore-cc-kotlin-modified
    needs: modify-build-kotlin
    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 'test' again with configuration-cache enabled
      id: execute
      working-directory: .github/workflow-samples/kotlin-dsl
      run: ./gradlew test --configuration-cache
    - name: Check that configuration-cache was used
      uses: actions/github-script@v7
      with:
        script: |
          const fs = require('fs')
          if (fs.existsSync('.github/workflow-samples/kotlin-dsl/task-configured.txt')) {
            core.setFailed('Configuration cache was not used - task was configured unexpectedly')
          }