rust.yml

name: Build Engine and Run Unit Tests

on:
  push:
    branches: [ "master" ]
  pull_request:
    branches: [ "master" ]

env:
  CARGO_TERM_COLOR: always

jobs:
  build-test:
    strategy:
      matrix:
        os: [blacksmith-2vcpu-ubuntu-2404, blacksmith-2vcpu-windows-2025, blacksmith-6vcpu-macos-latest]
        profile: [dev, release]
        feature: [headed, network]
        include:
          - os: blacksmith-2vcpu-ubuntu-2404
            platform: linux
            rustflags: "-C target-feature=+aes,+sse2"
          - os: blacksmith-2vcpu-windows-2025
            platform: windows
            rustflags: "-C target-feature=+aes,+sse2"
          - os: blacksmith-6vcpu-macos-latest
            platform: macos
            rustflags: "-C target-feature=+aes,+neon"
    runs-on: ${{ matrix.os }}
    env:
      # gxhash validates cfg(target_feature), so each runner gets the matching baseline explicitly.
      RUSTFLAGS: ${{ matrix.rustflags }}
    steps:
    - uses: actions/checkout@v7
    - name: Cache Cargo dependencies
      if: matrix.platform == 'linux'
      uses: actions/cache@v6
      with:
        path: |
          ~/.cargo/registry
          ~/.cargo/git
          target
        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
        restore-keys: |
          ${{ runner.os }}-cargo-
    - name: Setup mold linker (Linux)
      if: matrix.platform == 'linux'
      uses: rui314/setup-mold@v1
    - name: Install Linux dependencies
      if: matrix.platform == 'linux'
      run: bash install_dependencies.sh
    - name: Install Vulkan SDK
      if: matrix.platform == 'linux' && matrix.feature == 'headed'
      uses: humbletim/setup-vulkan-sdk@v1.2.1
      with:
        vulkan-query-version: 1.3.204.0
        vulkan-components: Vulkan-Headers, Vulkan-Loader
        vulkan-use-cache: true
    - name: Install DirectX Shader Compiler
      if: matrix.platform == 'windows' && matrix.feature == 'headed'
      shell: powershell
      run: |
        $release = Invoke-RestMethod "https://api.github.com/repos/microsoft/DirectXShaderCompiler/releases/latest"
        $asset = $release.assets | Where-Object { $_.name -match '^dxc_.*\.zip$' } | Select-Object -First 1
        if (-not $asset) {
          throw "No DirectX Shader Compiler zip asset found in the latest release."
        }
        $archive = Join-Path $env:RUNNER_TEMP $asset.name
        $install = Join-Path $env:RUNNER_TEMP "dxc"
        Invoke-WebRequest $asset.browser_download_url -OutFile $archive
        Expand-Archive $archive -DestinationPath $install
        $bin = Join-Path $install "bin\x64"
        if (-not (Test-Path (Join-Path $bin "dxcompiler.dll"))) {
          throw "dxcompiler.dll was not found in the DirectX Shader Compiler archive."
        }
        Add-Content $env:GITHUB_PATH $bin
    - name: Build & Test
      run: cargo test --workspace --profile ${{ matrix.profile }} --no-default-features --features ${{ matrix.feature }} -- --skip render # All tests which require rendering are prefixed with "render" and are skipped here.