test-affected.yml

name: Test Affected

on: pull_request

jobs:
    test-affected:
        name: Test Affected
        runs-on: ubuntu-latest
        strategy:
            matrix:
                node-version: [20]
        steps:
            - name: Checkout code
              uses: actions/checkout@v4
              with:
                  # workaround for `git error: fatal: bad object` when using `--affected`:
                  # ensure PR base commit is fetched
                  # per https://stackoverflow.com/a/78153130
                  fetch-depth: $(( ${{ github.event.pull_request.commits }} + 1 ))
            - name: Install pnpm
              uses: pnpm/action-setup@v4
            - name: Use Node.js ${{ matrix.node-version }}
              uses: actions/setup-node@v4
              with:
                  node-version: ${{ matrix.node-version }}
                  cache: pnpm
            - name: Install Chrome
              uses: browser-actions/setup-chrome@v1
            - name: Install dependencies
              run: pnpm install --frozen-lockfile
            - name: Run affected tests
              run: pnpm test:ci:affected
              env:
                  # temporary workaround for `Failed to resolve base ref 'main' from GitHub Actions event`:
                  # manually set PR base commit ref
                  # per https://github.com/vercel/turborepo/issues/9320#issuecomment-2499219314
                  TURBO_SCM_BASE: ${{ github.event.pull_request.base.sha }}