name: Postgres

on: [push]

jobs:
  test:

    runs-on: ubuntu-latest

    strategy:
      matrix:
        postgres: [9.4.25, 10.11, 12.1]

    services:
      postgres:
        image: postgres:${{ matrix.postgres }}
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: postgres
        ports:
        # will assign a random free host port
        - 5432/tcp
        # needed because the postgres container does not provide a healthcheck
        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5

    steps:
    - uses: actions/checkout@v1

    - name: Setup rust
      uses: actions-rs/toolchain@v1
      with:
        toolchain: stable
        override: true

    - name: Cache cargo registry
      uses: actions/cache@v1
      with:
        path: ~/.cargo/registry
        key: ${{ runner.os }}-postgres-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache cargo index
      uses: actions/cache@v1
      with:
        path: ~/.cargo/git
        key: ${{ runner.os }}-postgres-cargo-index-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache cargo build
      uses: actions/cache@v1
      with:
        path: target
        key: ${{ runner.os }}-postgres-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}

    - run: cargo test -p sqlx --no-default-features --features 'postgres macros uuid chrono'
      env:
        DATABASE_URL: postgres://postgres:postgres@localhost:${{ job.services.postgres.ports[5432] }}/postgres