name: pytest-workflow
# This workflow runs the pipeline with the minimal test dataset to check that it completes without any syntax errors
on:
  pull_request:
    branches: [dev, master]

# Cancel if a newer run is started
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  changes:
    name: Check for changes
    runs-on: ubuntu-latest
    outputs:
      # Expose matched filters as job 'tags' output variable
      tags: ${{ steps.filter.outputs.changes }}
    steps:
      - uses: actions/checkout@v3
      - uses: dorny/paths-filter@v2
        id: filter
        with:
          filters: "tests/config/pytest_tags.yml"

  test:
    name: ${{ matrix.tags }} ${{ matrix.profile }} NF ${{ matrix.NXF_VER }}
    runs-on: ubuntu-latest
    needs: changes
    if: needs.changes.outputs.tags != '[]'
    strategy:
      fail-fast: false
      matrix:
        tags: ["${{ fromJson(needs.changes.outputs.tags) }}"]
        profile: ["docker", "singularity", "conda"]
        NXF_VER:
          - "21.10.3"
          - "latest-everything"
        exclude:
          - profile: "conda"
            NXF_VER: "latest-everything"
          - profile: "conda"
            tags: umi
          - profile: "conda"
            tags: deepvariant
          - profile: "conda"
            tags: haplotypecaller
          - profile: "conda"
            tags: merge
          - profile: "conda"
            tags: snpeff
          - profile: "conda"
            tags: vep
          - profile: "singularity"
            tags: merge
    env:
      NXF_ANSI_LOG: false
    steps:
      - name: Check out pipeline code
        uses: actions/checkout@v3

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: "3.x"

      - uses: actions/cache@v2
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - name: Install Python dependencies
        run: python -m pip install --upgrade pip pytest-workflow

      - uses: actions/cache@v2
        with:
          path: /usr/local/bin/nextflow
          key: ${{ runner.os }}
          restore-keys: |
            ${{ runner.os }}-nextflow-

      - name: Install Nextflow ${{ matrix.NXF_VER }}
        uses: nf-core/setup-nextflow@v1
        with:
          version: "${{ matrix.NXF_VER }}"

      - name: Set up Singularity
        if: matrix.profile == 'singularity'
        uses: eWaterCycle/setup-singularity@v5
        with:
          singularity-version: 3.7.1

      - name: Set up miniconda
        if: matrix.profile == 'conda'
        uses: conda-incubator/setup-miniconda@v2
        with:
          auto-update-conda: true
          channels: conda-forge,bioconda,defaults
          python-version: ${{ matrix.python-version }}

      - name: Conda clean
        if: matrix.profile == 'conda'
        run: conda clean -a

      - name: Run pytest-workflow
        uses: Wandalen/wretry.action@v1.0.11
        with:
          command: TMPDIR=~ PROFILE=${{ matrix.profile }} pytest --tag ${{ matrix.tags }} --symlink --kwdof --git-aware --color=yes
          attempt_limit: 3

      - name: Output log on failure
        if: failure()
        run: |
          sudo apt install bat > /dev/null
          batcat --decorations=always --color=always /home/runner/pytest_workflow_*/*/log.{out,err}

      - name: Upload logs on failure
        if: failure()
        uses: actions/upload-artifact@v2
        with:
          name: logs-${{ matrix.profile }}
          path: |
            /home/runner/pytest_workflow_*/*/.nextflow.log
            /home/runner/pytest_workflow_*/*/log.out
            /home/runner/pytest_workflow_*/*/log.err
            /home/runner/pytest_workflow_*/*/work
            !/home/runner/pytest_workflow_*/*/work/conda
            !/home/runner/pytest_workflow_*/*/work/singularity
