name: Compatibility Test

on:
  workflow_dispatch:
    inputs:
      version:
        type: choice
        description: version for testing
        default: 'all'
        required: true
        options:
        - all
        - pytorch-cuda:1.9.0-11.1.1 # python 3.8
        - pytorch-cuda:1.8.1-11.1.1 # python 3.8
        - pytorch-cuda:1.7.1-11.0.3 # python 3.8
        - pytorch-cuda:1.6.0-10.2 # python 3.6
        

jobs:
  matrix_preparation:
    name: Prepare Container List
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
    - id: set-matrix
      run: |
        [ "${{github.event.inputs.version}}" != "" ] && matrix="[\"frankleeeee/${{github.event.inputs.version}}\"]"
        [ "${{github.event.inputs.version}}" == "" ] || [ "${{github.event.inputs.version}}" == "all" ] && \
          matrix="[\"frankleeeee/pytorch-cuda:1.9.0-11.1.1\", \"frankleeeee/pytorch-cuda:1.8.1-11.1.1\", \"frankleeeee/pytorch-cuda:1.7.1-11.0.3\", \"frankleeeee/pytorch-cuda:1.6.0-10.2\"]"
        echo $matrix
        echo "::set-output name=matrix::{\"container\":$(echo $matrix)}"

  build:
    name: Test for PyTorch Compatibility
    needs: matrix_preparation
    if: github.repository == 'hpcaitech/ColossalAI'
    runs-on: [self-hosted, gpu]
    strategy:
      fail-fast: false
      matrix: ${{fromJson(needs.matrix_preparation.outputs.matrix)}}
    container:
      image: ${{ matrix.container }}
      options: --gpus all --rm -v /data/scratch/cifar-10:/data/scratch/cifar-10
    timeout-minutes: 120
    steps:
      - name: Install dependencies
        run: |
          pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
          pip install -U pip setuptools wheel --user
      - uses: actions/checkout@v2
      - name: Install Colossal-AI      
        run: |
          pip install -r requirements/requirements.txt
          pip install -r requirements/requirements-test.txt
          pip install -v --no-cache-dir .
      - name: Unit Testing
        run: |
          PYTHONPATH=$PWD pytest tests
        env:
          DATA: /data/scratch/cifar-10