tests.yml

name: Tests

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  # TODO: refactor build when https://github.community/t5/GitHub-Actions/reusing-sharing-inheriting-steps-between-jobs-declarations/td-p/37849
  flake8:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.6, 3.7]
        tensorflow-version: [2.1, 2.2]
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v1
        with:
          python-version: ${{ matrix.python-version }}
      - name: Install Poetry
        run: |
          python -m pip install --upgrade pip
          python -m pip install poetry
          poetry config virtualenvs.create true
          poetry config virtualenvs.in-project false
          poetry config virtualenvs.path ~/.virtualenvs
          poetry run pip install --upgrade pip
      - name: Poetry Version
        id: poetry-version
        run: |
          echo "::set-output name=version::$(poetry --version | grep -oP '[\d\.]+')"
      - name: Cache Poetry virtualenv
        uses: actions/cache@v1
        id: cache
        with:
          path: ~/.virtualenvs
          key: ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
      - name: Install dependencies
        run: |
          poetry install
          poetry run pip freeze
        if: steps.cache.outputs.cache-hit != 'true'
      - name: Enforce tensorflow version
        run: |
          poetry add tensorflow==${{ matrix.tensorflow-version }}
          poetry add tensorflow-estimator==${{ matrix.tensorflow-version }}  # see https://github.com/python-poetry/poetry/issues/2271
      - name: Lint with flake8
        run: |
          # stop the build if there are Python syntax errors or undefined names
          poetry run flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
          # exit-zero treats all errors as warnings.
          poetry run flake8 . --count --exit-zero --statistics


  test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.6, 3.7]
        tensorflow-version: [2.1, 2.2]
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v1
        with:
          python-version: ${{ matrix.python-version }}
      - name: Install Poetry
        run: |
          python -m pip install --upgrade pip
          python -m pip install poetry
          poetry config virtualenvs.create true
          poetry config virtualenvs.in-project false
          poetry config virtualenvs.path ~/.virtualenvs
          poetry run pip install --upgrade pip
      - name: Poetry Version
        id: poetry-version
        run: |
          echo "::set-output name=version::$(poetry --version | grep -oP '[\d\.]+')"
      - name: Cache Poetry virtualenv
        uses: actions/cache@v1
        id: cache
        with:
          path: ~/.virtualenvs
          key: ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
      - name: Install dependencies
        run: |
          poetry install
          poetry run pip freeze
        if: steps.cache.outputs.cache-hit != 'true'
      - name: Enforce tensorflow version
        run: |
          poetry add tensorflow==${{ matrix.tensorflow-version }}
          poetry add tensorflow-estimator==${{ matrix.tensorflow-version }}  # see https://github.com/python-poetry/poetry/issues/2271
      - name: Test with pytest
        run: |
          poetry run pytest --cov-report xml:codecov.xml
      - name: Codecov
        run: |
          bash <(curl -s https://codecov.io/bash) -t ${{ secrets.CODECOV_TOKEN }}


  black:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.6, 3.7]
    steps:
      - uses: actions/checkout@v2
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v1
        with:
          python-version: ${{ matrix.python-version }}
      - name: Install Poetry
        run: |
          python -m pip install --upgrade pip
          python -m pip install poetry
          poetry config virtualenvs.create true
          poetry config virtualenvs.in-project false
          poetry config virtualenvs.path ~/.virtualenvs
          poetry run pip install --upgrade pip
      - name: Poetry Version
        id: poetry-version
        run: |
          echo "::set-output name=version::$(poetry --version | grep -oP '[\d\.]+')"
      - name: Cache Poetry virtualenv
        uses: actions/cache@v1
        id: cache
        with:
          path: ~/.virtualenvs
          key: ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.python-version }}-poetry-${{ steps.poetry-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
      - name: Install dependencies
        run: |
          poetry install
          poetry run pip freeze
        if: steps.cache.outputs.cache-hit != 'true'
      - name: Lint with Black
        run: |
          poetry run black . --check