ci_python.yaml

name: Continuous Integration (Python)

on:
  push:
    branches:
      - main
    paths:
      - 'src/**'
      - 'tests/**'
      - 'pyproject.toml'
      - 'poetry.lock'
      - '.github/workflows/ci_python.yaml'
      - '.github/python_deps/action.yaml'
  pull_request:
    paths:
      - 'src/**'
      - 'tests/**'
      - 'pyproject.toml'
      - 'poetry.lock'
      - '.github/workflows/ci_python.yaml'
      - '.github/python_deps/action.yaml'

defaults:
  run:
    shell: bash
    working-directory: .

concurrency:
  group: python-ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  setup:
    name: Python Setup
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/python_deps

  format:
    name: Format
    runs-on: ubuntu-22.04
    needs: setup
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/python_deps

      - run: poetry run black . --check

  typing:
    name: Type Check
    runs-on: ubuntu-22.04
    needs: setup
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/python_deps

      - run: poetry run mypy .

  lint:
    name: Lint
    runs-on: ubuntu-22.04
    needs: setup
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/python_deps

      - run: poetry run pylint src tests --rcfile pyproject.toml

  test:
    name: Test
    runs-on: ubuntu-22.04
    needs: setup
    env:
      BOOTSTRAPPED: 1
      MD_DB_HOST: local_rds
      MD_DB_PORT: 5433
      MD_DB_NAME: metadata
      MD_DB_USER: postgres
      MD_DB_PASSWORD: postgres
      ALEMBIC_MD_DB_NAME: metadata_prod
      RPM_DB_HOST: local_rds
      RPM_DB_PORT: 5434
      RPM_DB_NAME: performance_manager
      RPM_DB_USER: postgres
      RPM_DB_PASSWORD: postgres
      ALEMBIC_RPM_DB_NAME: performance_manager_prod
    services:
      rpm_postgres:
        image: postgres:14.4
        ports:
          - 5434:5432
        env:
          POSTGRES_PASSWORD: ${{env.RPM_DB_PASSWORD}}
          POSTGRES_USER: ${{env.RPM_DB_USER}}
          POSTGRES_DB: ${{env.RPM_DB_NAME}}
        options:
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
      md_postgres:
        image: postgres:14.4
        ports:
          - 5433:5432
        env:
          POSTGRES_PASSWORD: ${{env.MD_DB_PASSWORD}}
          POSTGRES_USER: ${{env.MD_DB_USER}}
          POSTGRES_DB: ${{env.MD_DB_NAME}}
        options:
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
      - uses: actions/checkout@v3
      - uses: ./.github/actions/python_deps

      # Execute tests and generate coverage report
      - name: Run pytest With Coverage
        run: |
          poetry run pytest \
          --cov-report lcov:coverage.info \
          --cov-report term-missing \
          --cov-branch \
          --cov=lamp_py

      # Upload Coverage as an Artifact for Subsequent Jobs
      - name: Report code coverage
        uses: mbta/github-actions-report-lcov@v1
        with:
          coverage-files: coverage.info
          artifact-name: python-code-coverage
          github-token: ${{ secrets.GITHUB_TOKEN }}