mlx/.github/actions/test-linux/action.yml

name: 'Run Linux tests'

inputs:
  cpu-only:
    description: 'Skip GPU tests'
    required: false
    default: false

runs:
  using: "composite"
  steps:
    - name: Run MPI tests
      shell: bash
      run: |
        echo "::group::MPI tests"
        mpirun --bind-to none --allow-run-as-root -host localhost:8 -np 8 python python/tests/mpi_test_distributed.py
        echo "::endgroup::"

    - name: Run distributed tests
      if: ${{ inputs.cpu-only == 'true' }}
      shell: bash
      run: |
        echo "::group::Distributed tests"
        mlx.launch --verbose -n 8 python/tests/ring_test_distributed.py -v 2> >(tee -a stderr.log >&2)
        if grep -Fq '[WARN]' stderr.log ; then
          grep -F '[WARN]' stderr.log
          echo "Distributed ring test failed";
          exit 1;
        fi
        echo "::endgroup::"

    - name: Run Python tests - CPU
      if: ${{ inputs.cpu-only == 'true' }}
      shell: bash
      env:
        DEVICE: cpu
      run: |
        echo "::group::Python tests - CPU"
        python -m unittest discover python/tests -v
        echo "::endgroup::"

    - name: Run Python tests - GPU
      if: ${{ inputs.cpu-only == 'false' }}
      shell: bash
      env:
        DEVICE: gpu
      run: |
        echo "::group::Python tests - GPU"
        python -m tests discover python/tests -v
        echo "::endgroup::"

    - name: Run CPP tests - CPU
      shell: bash
      env:
        DEVICE: cpu
      run: |
        echo "::group::CPP tests - CPU"
        ./build/tests/tests
        echo "::endgroup::"

    - name: Run CPP tests - GPU
      if: ${{ inputs.cpu-only == 'false' }}
      shell: bash
      env:
        DEVICE: gpu
      run: |
        echo "::group::CPP tests - GPU"
        ./build/tests/tests -sfe="*fft_tests.cpp,*linalg_tests.cpp"
        echo "::endgroup::"