name: Validate cache
on:
  push:
    branches:
      - main
      - releases/*
    paths-ignore:
      - '**.md'
  pull_request:
    paths-ignore:
      - '**.md'

defaults:
  run:
    shell: bash

jobs:
  gradle-save:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-latest]
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Run setup-java with the cache for gradle
        uses: ./
        id: setup-java
        with:
          distribution: 'adopt'
          java-version: '11'
          cache: gradle
      - name: Create files to cache
        run: |
          cp __tests__/cache/gradle/build.gradle .
          gradle downloadDependencies
          if [ ! -d ~/.gradle/caches ]; then
            echo "::error::The ~/.gradle/caches directory does not exist unexpectedly"
            exit 1
          fi
  gradle-restore:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-latest]
    needs: gradle-save
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Create build.gradle
        run: |
          cp __tests__/cache/gradle/build.gradle .
          if [ -d ~/.gradle/caches ]; then
            echo "::error::The ~/.gradle/caches directory exists unexpectedly"
            exit 1
          fi
      - name: Run setup-java with the cache for gradle
        uses: ./
        id: setup-java
        with:
          distribution: 'adopt'
          java-version: '11'
          cache: gradle
      - name: Confirm that ~/.gradle/caches directory has been made
        run: |
          if [ ! -d ~/.gradle/caches ]; then
            echo "::error::The ~/.gradle/caches directory does not exist unexpectedly"
            exit 1
          fi
          ls ~/.gradle/caches/
  maven-save:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-latest]
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Run setup-java with the cache for maven
        uses: ./
        id: setup-java
        with:
          distribution: 'adopt'
          java-version: '11'
          cache: maven
      - name: Create files to cache
        run: |
          cp __tests__/cache/maven/pom.xml .
          mvn verify
          if [ ! -d ~/.m2/repository ]; then
            echo "::error::The ~/.m2/repository directory does not exist unexpectedly"
            exit 1
          fi
  maven-restore:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, windows-latest, ubuntu-latest]
    needs: maven-save
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Create pom.xml
        run: |
          cp __tests__/cache/maven/pom.xml .
          if [ -d ~/.m2/repository ]; then
            echo "::error::The ~/.m2/repository directory exists unexpectedly"
            exit 1
          fi
      - name: Run setup-java with the cache for maven
        uses: ./
        id: setup-java
        with:
          distribution: 'adopt'
          java-version: '11'
          cache: maven
      - name: Confirm that ~/.m2/repository directory has been made
        run: |
          if [ ! -d ~/.m2/repository ]; then
            echo "::error::The ~/.m2/repository directory does not exist unexpectedly"
            exit 1
          fi
          ls ~/.m2/repository