native-bazel.yaml

---
name: Bazel Native

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

permissions: read-all

jobs:
  unit-tests:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-20.04, ubuntu-22.04]
    name: ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    steps:

      - name: Checkout
        uses: >- # v4.1.1
          actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11

      - name: Setup Bazelisk
        uses: >- # Custom commit at 2023-10-23
          bazelbuild/setup-bazelisk@5bc144ec07bd24eaa9b5c3e8c9af4006b033b629

      - name: Determine Bazel cache mountpoint
        id: bazel-cache
        run: |
          if [ "$RUNNER_OS" == "Linux" ] || [ "$RUNNER_OS" == "macOS" ]; then
            echo "mountpoint=~/.cache/bazel" >> "$GITHUB_OUTPUT"
          elif [ "$RUNNER_OS" == "Windows" ]; then
            echo "mountpoint=C:/tmp" >> "$GITHUB_OUTPUT"
          else
            echo "Unknown runner OS: $RUNNER_OS"
            exit 1
          fi
        shell: bash

      - name: Mount bazel cache
        uses: >- # v3.3.2
          actions/cache@704facf57e6136b1bc63b828d79edcd491f0ee84
        with:
          path: |
            ${{ steps.bazel-cache.outputs.mountpoint }}
          key: |
            ${{ matrix.os }}-bazel-native-${{ hashFiles('.bazelversion', '.bazelrc', 'WORKSPACE.bazel', 'MODULE.bazel') }}
          restore-keys: |
            ${{ matrix.os }}-bazel-native-

      - name: Run Bazel tests
        run: |
          if [ "$RUNNER_OS" == "Linux" ] || [ "$RUNNER_OS" == "macOS" ]; then
            bazel test //... --verbose_failures
          elif [ "$RUNNER_OS" == "Windows" ]; then
            bazel \
              --output_user_root=${{ steps.bazel-cache.outputs.mountpoint }} \
              test \
              --config=windows \
              //... \
              --verbose_failures
          else
            echo "Unknown runner OS: $RUNNER_OS"
            exit 1
          fi
        shell: bash