tinygrad/.github/workflows/platform.yml

name: Platform Tests
env:
  # increment this when downloads substantially change to avoid the internet
  CACHE_VERSION: '19'
  CAPTURE_PROCESS_REPLAY: ${{ github.event_name == 'pull_request' && contains(github.event.pull_request.title, '[pr]') && '1' || '0' }}
  GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
  PYTHONPATH: ${{ github.workspace }}
  CHECK_OOB: 1

on:
  push:
    branches:
      - master
  pull_request:
  workflow_dispatch:

concurrency:
  group: platform-${{ github.event_name }}-${{ github.event_name == 'pull_request' && github.event.pull_request.number || github.run_id }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:

# ****** OSX Tests ******

  unittestmacos:
    name: MacOS (unit)
    runs-on: macos-26
    timeout-minutes: 20
    steps:
    - name: Checkout Code
      uses: actions/checkout@v6
    - name: Setup Environment
      uses: ./.github/actions/setup-tinygrad
      with:
        key: unittest-macos
        deps: testing_unit
    - name: Run unit tests
      run: DEV=METAL python -m pytest -n=auto test/unit/ --durations=20
    - name: Test tensor core ops (fake)
      run: DEV=METAL DEBUG=3 TC=2 python test/backend/test_ops.py TestOps.test_gemm
    - name: Test tensor core ops (real)
      run: DEV=METAL DEBUG=3 python test/backend/test_ops.py TestOps.test_big_gemm
    - name: Test Beam Search
      run: DEV=METAL IGNORE_BEAM_CACHE=1 python3 -m pytest extra/optimization/test_beam_search.py
    - name: Test Device Specific
      run: DEV=METAL python3 -m pytest test/device/test_metal.py
    #- name: Fuzz Test linearizer
    #  run: DEV=METAL DEPTH=4 FUZZ_N=50 FUZZ_MAX_SIZE=1000000 python test/external/fuzz_linearizer.py
    - name: Run process replay tests
      uses: ./.github/actions/process-replay

  unittestmacosmock:
    name: MacOS (unit, mock)
    runs-on: macos-26
    timeout-minutes: 20
    steps:
    - name: Checkout Code
      uses: actions/checkout@v6
    - name: Setup Environment
      uses: ./.github/actions/setup-tinygrad
      with:
        key: unittest-macos-mock
        deps: testing_unit
        amd: 'true'
        ocelot: 'true'
    - name: Run NULL backend tests
      run: SPEC=2 DEV=NULL python -m pytest -n=auto test/null/ --durations=20
    - name: Run pytest (amd)
      env:
        DEV: MOCKKFD+AMD
        FORWARD_ONLY: 1
      run: |
        python3 -m pytest -n=auto test/device/test_hcq.py test/test_tiny.py --durations=20
    - name: Run pytest (ptx)
      env:
        DEV: "MOCK+NV:PTX"
        FORWARD_ONLY: 1
        # TODO: failing due to library loading error
        CAPTURE_PROCESS_REPLAY: 0
      run: |
        python3 -m pytest -n=auto test/device/test_hcq.py test/test_tiny.py \
          test/testextra/test_hevc.py::TestHevc::test_hevc_decode_compile --durations=20
    - name: Run process replay tests
      uses: ./.github/actions/process-replay

  testmetal:
    strategy:
      fail-fast: false
      matrix:
        group: [1, 2]
    name: MacOS (DEV=METAL) (${{ matrix.group }})
    runs-on: macos-26
    timeout-minutes: 20
    env:
      DEV: METAL
    steps:
    - name: Checkout Code
      uses: actions/checkout@v6
    - name: Setup Environment
      uses: ./.github/actions/setup-tinygrad
      with:
        key: macos-metal
        deps: testing_unit
    - name: Check Device.DEFAULT and print some source
      run: |
        python -c "from tinygrad import Device; assert Device.DEFAULT == 'METAL'"
        DEBUG=4 python test/test_tiny.py TestTiny.test_plus
    - name: Run backend tests
      run: python -m pytest -n=auto test/backend --durations=20 --splits 2 --group ${{ matrix.group }}
    - name: Run process replay tests
      uses: ./.github/actions/process-replay

  testmacos:
    strategy:
      fail-fast: false
      matrix:
        dev:
          - 'CPU:CLANG'
          - 'CPU:LLVM'
          - 'CPU:LVP'
          - 'WEBGPU'

    name: MacOS (DEV=${{ matrix.dev }})
    runs-on: macos-26
    timeout-minutes: 20
    steps:
    - name: Checkout Code
      uses: actions/checkout@v6
    - name: Setup Environment
      uses: ./.github/actions/setup-tinygrad
      with:
        key: macos-${{ matrix.dev }}
        deps: "testing_unit${{ contains(matrix.dev, 'LVP') && ' mesa' || '' }}"
        llvm: ${{ contains(matrix.dev, 'LLVM') || contains(matrix.dev, 'LVP') }}
        webgpu: ${{ matrix.dev == 'WEBGPU' }}
    - name: Set env
      run: printf "DEV=${{ matrix.dev }}${{ matrix.dev == 'CPU:CLANG' && '\nCPU_COUNT=2' || '' }}" >> $GITHUB_ENV
    - name: Check Device.DEFAULT and print some source
      run: |
        python -c "from tinygrad import Device; from tinygrad.helpers import Target; assert Device.DEFAULT == Target.parse('${{ matrix.dev }}').device"
        DEBUG=4 python test/test_tiny.py TestTiny.test_plus
    - name: Run test_tiny
      run: python -m pytest -n=auto test/test_tiny.py --durations=20
    - name: Run process replay tests
      uses: ./.github/actions/process-replay

# ****** Windows Tests ******

  testwindows:
    strategy:
      fail-fast: false
      matrix:
        dev:
          - 'CPU:CLANG'
          - 'CPU:LLVM'
          - 'CPU:X86'
          - 'WEBGPU'

    name: Windows (DEV=${{ matrix.dev }})
    runs-on: windows-2025
    timeout-minutes: 15
    steps:
      - name: Checkout Code
        uses: actions/checkout@v6
      - name: Setup Environment
        uses: ./.github/actions/setup-tinygrad
        with:
          key: windows-${{ matrix.dev }}-minimal
          deps: testing_minimal
          pydeps: ${{ matrix.dev == 'WEBGPU' && 'dawn-python' || '' }}
      - name: Set env
        shell: bash
        run: printf "DEV=${{ matrix.dev }}${{ matrix.dev == 'CPU:CLANG' && '\nCPU_COUNT=2' || '' }}" >> $GITHUB_ENV
      - name: Check Device.DEFAULT and print some source
        shell: bash
        run: |
          python -c "from tinygrad import Device; from tinygrad.helpers import Target; assert Device.DEFAULT == Target.parse('${{ matrix.dev }}').device"
          DEBUG=4 python test/test_tiny.py TestTiny.test_plus
      - name: Run test_tiny
        shell: bash
        run: python -m pytest -n=auto test/test_tiny.py --durations=20