name: macos-ci

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - 'platform/macos/**'
      - 'platform/darwin/**'
      - 'platform/glfw/**'
      - '.github/workflows/macos-ci.yml'
      - 'bin/**'
      - 'include/**'
      - 'platform/default/**'
      - 'render-test/**'
      - 'src/**'
      - 'vendor/**'
      - 'metrics/**'
      - '.gitmodules'
      - '!**/*.md'
      - 'WORKSPACE'
      - 'BUILD.bazel'
      - '.bazelrc'
      - '.bazelversion'
      - 'pnpm-lock.yaml'
      - 'CMakeLists.txt'
      - 'CMakePresets.json'
      - 'cmake/**'

  pull_request:
    branches:
      - main
    paths:
      - 'platform/macos/**'
      - 'platform/darwin/**'
      - 'platform/glfw/**'
      - '.github/workflows/macos-ci.yml'
      - 'bin/**'
      - 'include/**'
      - 'platform/default/**'
      - 'render-test/**'
      - 'src/**'
      - 'vendor/**'
      - 'metrics/**'
      - '.gitmodules'
      - '!**/*.md'
      - 'WORKSPACE'
      - 'BUILD.bazel'
      - '.bazelrc'
      - '.bazelversion'
      - 'pnpm-lock.yaml'
      - 'CMakeLists.txt'
      - 'CMakePresets.json'
      - 'cmake/**'

concurrency:
  # cancel jobs on PRs only
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  build:
    name: MacOS Metal CI Tests
    runs-on: [macos-15]
    defaults:
      run:
        working-directory: platform/macos
        shell: bash

    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          submodules: recursive
          fetch-depth: 0

      - name: Cache Bazel
        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          key: ${{ runner.os }}-bazel-${{ hashFiles('.bazelversion', '.bazelrc', 'WORKSPACE', 'WORKSPACE.bazel', 'MODULE.bazel') }}
          restore-keys: |
            ${{ runner.os }}-bazel-
          path: ~/.cache/bazel

      - name: Install dependencies
        run: |
          brew install bazelisk webp libuv webp icu4c jpeg-turbo glfw
          brew link icu4c --force

      - name: Build AppKit app, GLFW app, cache tool, render tool for macOS
        run: bazel build //platform/macos/app:macos_app //platform/glfw:glfw_app //bin:cache_tool //bin:render_tool --//:renderer=metal

      - name: Generate Xcode project for macOS
        run: bazel run //platform/macos:xcodeproj --@rules_xcodeproj//xcodeproj:extra_common_flags="--//:renderer=metal"

  webgpu-cmake:
    name: macOS WebGPU (${{ matrix.variant.name }})
    runs-on: macos-15
    strategy:
      fail-fast: false
      matrix:
        variant:
          - impl: dawn
            name: Dawn
          - impl: wgpu
            name: wgpu

    steps:
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          submodules: recursive
          persist-credentials: false

      - name: Install dependencies
        env:
          HOMEBREW_NO_AUTO_UPDATE: 1
          HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK: 1
        run: |
          brew install cmake ninja pkg-config python@3.11 go glfw libuv icu4c jpeg-turbo webp libpng ccache
          brew link --overwrite python@3.11

      - name: Configure environment
        run: |
          {
            echo "PKG_CONFIG_PATH=$(brew --prefix icu4c)/lib/pkgconfig:$(brew --prefix libuv)/lib/pkgconfig:${PKG_CONFIG_PATH}"
            echo "PATH=$(brew --prefix python@3.11)/bin:$(brew --prefix go)/bin:$PATH"
            echo "CC=clang"
            echo "CXX=clang++"
          } >> "$GITHUB_ENV"

      - name: Configure build
        run: cmake --preset macos-webgpu-${{ matrix.variant.impl }}

      - name: Build targets
        run: |
          cmake --build build-macos-webgpu-${{ matrix.variant.impl }} --target \
            mbgl-render-test-runner \
            mbgl-expression-test \
            mbgl-test-runner

      - name: Run unit tests
        id: unit_test
        run: build-macos-webgpu-${{ matrix.variant.impl }}/mbgl-test-runner --gtest_filter=-Map.StyleNetworkErrorRetry:LocalGlyphRasterizer.PingFang:LocalGlyphRasterizer.PingFangWithBoldInStyle:LocalGlyphRasterizer.PingFangSemibold:Map.Offline

      - name: Run expression tests
        id: expression_test
        run: build-macos-webgpu-${{ matrix.variant.impl }}/expression-test/mbgl-expression-test

      - name: Prepare render test output directory
        run: mkdir -p metrics/macos-webgpu-${{ matrix.variant.impl }}

      - name: Run WebGPU render tests
        id: render_test
        run: build-macos-webgpu-${{ matrix.variant.impl }}/mbgl-render-test-runner --manifestPath metrics/macos-webgpu-${{ matrix.variant.impl }}.json

      - name: Upload render report
        if: always() && steps.render_test.outcome == 'failure'
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: macos-webgpu-${{ matrix.variant.impl }}-render-report
          path: metrics/macos-webgpu-${{ matrix.variant.impl }}.html