test.yml

name: nitorch-test

on:
  workflow_dispatch:
    inputs:
      fail-fast:
        description: 'Fail fast mode'
        required: false
        default: 'true'
  push:
    paths:
      # all library files
      - "nitorch/**"
    branches: [ master ]
  pull_request:
    # always run tests on pull request
    branches: [ master ]

jobs:

  test:

    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: ${{ github.event.inputs.fail-fast == 'true' }}
      matrix:
        os: [ ubuntu-18.04 ]                # we only run tests on ubuntu/cpu
        python-version: [ '3.6' ]           # smallest version supported
        pytorch-version: [ '1.4', '1.10' ]  # smallest and biggest versions

    steps:

    - uses: actions/checkout@v2

    - name: Set up Python ${{ matrix.python-version }} on ${{ matrix.os }}
      uses: actions/setup-python@v2
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install pip
      run: |
        python -m pip install --upgrade pip
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
        pip install nibabel
        pip install tifffile

    - name: Install PyTorch ${{ matrix.pytorch-version }}
      env:
        cuda: cpu
        torch: ${{ matrix.pytorch-version }}
      shell: bash
      run: |
        os="$(cut -d'-' -f1 <<< ${{ matrix.os }})"
        echo "$os"
        if [ ! -f "./scripts/actions/install_pytorch_${os}.sh" ]; then
          echo "pytorch not available on ${os}"
          exit 1
        fi
        source "./scripts/actions/install_pytorch_${os}.sh"

    # we must build in development mode for pytest to work in place
    - name: Build nitorch
      run: |
        # install scipy ourselves because setuptools does a poor job
        pip install scipy
        # wget needed for io test
        pip install wget
        NI_USE_CUDA=0 NI_COMPILED_BACKEND="C" python setup.py develop
        python -c "from nitorch._C import spatial"
        NI_SHOW_COMPILED_BACKEND=1 python -c "from nitorch._C import grid"

#    - name: Lint
#      run: |
#        pip install flake8
#        flake8 .

    - name: Tests
      run: |
        pip install pytest
        pytest --ignore nitorch/tests/test_gradcheck_spatial.py