name: cache-unit-tests
on:
  push:
    branches:
      - main
    paths-ignore:
      - '**.md'
  pull_request:
    paths-ignore:
      - '**.md'

jobs:
  build:
    name: Build

    strategy:
      matrix:
        runs-on: [ubuntu-latest, windows-latest, macOS-latest]
      fail-fast: false

    runs-on: ${{ matrix.runs-on }}

    steps:
    - name: Checkout
      uses: actions/checkout@v5

    - name: Set Node.js 24.x
      uses: actions/setup-node@v5
      with:
        node-version: 24.x

    # In order to save & restore cache from a shell script, certain env variables need to be set that are only available in the
    # node context. This runs a local action that gets and sets the necessary env variables that are needed
    - name: Set env variables
      uses: ./packages/cache/__tests__/__fixtures__/

    # Need root node_modules because certain npm packages like jest are configured for the entire repository and it won't be possible
    # without these to just compile the cache package
    - name: Install root npm packages
      run: npm ci

    # We need to install only runtime dependencies (omit dev dependencies) to verify that what we're shipping is all
    # that is needed
    - name: Compile cache package
      run: |
        npm ci --omit=dev
        npm run tsc
      working-directory: packages/cache
    
    - name: Generate files in working directory
      shell: bash
      run: packages/cache/__tests__/create-cache-files.sh ${{ runner.os }} test-cache

    - name: Generate files outside working directory
      shell: bash
      run: packages/cache/__tests__/create-cache-files.sh ${{ runner.os }} ~/test-cache

    - name: Save cache using saveCache()
      run: node packages/cache/__tests__/save-cache.mjs ${{ runner.os }} ${{ github.run_id }}

    - name: Delete cache folders before restoring
      shell: bash
      run: |
        rm -rf test-cache
        rm -rf ~/test-cache

    - name: Restore cache using restoreCache() with http-client
      run: node packages/cache/__tests__/restore-cache.mjs ${{ runner.os }} ${{ github.run_id }} false

    - name: Verify cache restored with http-client
      shell: bash
      run: |
        packages/cache/__tests__/verify-cache-files.sh ${{ runner.os }} test-cache
        packages/cache/__tests__/verify-cache-files.sh ${{ runner.os }} ~/test-cache

    - name: Delete cache folders before restoring
      shell: bash
      run: |
        rm -rf test-cache
        rm -rf ~/test-cache

    - name: Restore cache using restoreCache() with Azure SDK
      run: node packages/cache/__tests__/restore-cache.mjs ${{ runner.os }} ${{ github.run_id }} true

    - name: Verify cache restored with Azure SDK
      shell: bash
      run: |
        packages/cache/__tests__/verify-cache-files.sh ${{ runner.os }} test-cache
        packages/cache/__tests__/verify-cache-files.sh ${{ runner.os }} ~/test-cache