name: Race Detector

on:
  workflow_dispatch: {}
  pull_request:
    branches:
      - main

jobs:
  race:
    name: Run tests with race detector
    runs-on: ubuntu-latest
    strategy:
      matrix:
        go-version: [1.20.x]
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: ${{ matrix.go-version }}

      - name: Cache Go modules
        uses: actions/cache@v4
        with:
          path: |
            ~/go/pkg/mod
            ~/.cache/go-build
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-

      - name: Install build tools (for cgo / race detector)
        run: |
          sudo apt-get update
          sudo apt-get install -y build-essential

      - name: Ensure CGO enabled
        run: echo "CGO_ENABLED=1" >> $GITHUB_ENV

      - name: Run tests with race detector
        run: |
          go test -race ./... -v