bazel.yml

name: Build and Test with Bazel
permissions:
  contents: read

on:
  push:
    branches:
      - 'main'
  pull_request:
    types: [opened, synchronize, reopened, unlabeled]

jobs:
  build:
    if: github.event.action != 'unlabeled' || github.event.label.name == 'kokoro:run'
    timeout-minutes: 120
    strategy:
      matrix:
        os: [ubuntu-latest, windows-2025]

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

    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          fetch-depth: '0'
          persist-credentials: false
      - name: Download dependencies
        run: python3 utils/git-sync-deps
      - name: Mount Bazel cache
        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: ~/.bazel/cache
          # Force a new cache version by updating the number in 'generationN'
          key: bazel-cache-${{ runner.os }}-generation3
      - name: Build All
        run: bazel --output_user_root=~/.bazel/cache build //...
      - name: Test All
        run: bazel --output_user_root=~/.bazel/cache test --test_output=errors //...

  # iOS is 10x expensive to run on GitHub machines, so only run if we know something else passed
  # The steps are unfortunately duplicated because github actions requires 2 jobs for a dependency
  build-macos:
    needs: build
    timeout-minutes: 120
    runs-on: macos-latest

    steps:
      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          fetch-depth: '0'
          persist-credentials: false
      - name: Download dependencies
        run: python3 utils/git-sync-deps
      - name: Mount Bazel cache
        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: ~/.bazel/cache
          key: bazel-cache-${{ runner.os }}
      - name: Build All
        run: bazel --output_user_root=~/.bazel/cache build //...
      - name: Test All
        run: bazel --output_user_root=~/.bazel/cache test --test_output=errors //...