tests.yml

on:
  pull_request:
  merge_group:

name: Continuous integration

jobs:
  check:
    name: Check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - uses: actions-rs/cargo@v1
        with:
          command: check
          args: --all-targets

  cargo-deny:
    name: cargo deny
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: embarkStudios/cargo-deny-action@v1

  test:
    name: Test suite
    runs-on: ubuntu-latest
    needs: check
    strategy:
      matrix:
        toolchain: [stable, beta, nightly]
      fail-fast: false
    steps:
      - uses: actions/checkout@v4
        name: Checkout
      - uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ matrix.toolchain }}-${{ hashFiles('Cargo.toml') }}
      - uses: actions-rs/toolchain@v1
        name: Install Rust toolchain
        with:
          profile: minimal
          toolchain: ${{ matrix.toolchain }}
          override: true
      - uses: actions-rs/cargo@v1
        name: Test in debug mode
        with:
          command: test
          args: --tests --benches
        env:
          TOOLCHAIN: ${{ matrix.toolchain }}
      - uses: actions-rs/cargo@v1
        name: Test in release mode
        with:
          command: test
          args: --release --tests --benches
        env:
          TOOLCHAIN: ${{ matrix.toolchain }}

  test-minimal-versions:
    name: Test with minimal versions
    runs-on: ubuntu-latest
    needs: check
    steps:
      - uses: actions/checkout@v4
        name: Checkout
      - uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-nightly-minimal-${{ hashFiles('Cargo.toml') }}
      - uses: actions-rs/toolchain@v1
        name: Install Rust toolchain
        with:
          profile: minimal
          toolchain: nightly
          override: true
      - run: cargo update -Zminimal-versions
        name: Set dependencies to the minimal version allowed
      - uses: actions-rs/toolchain@v1
        name: Install Rust toolchain
        with:
          profile: minimal
          toolchain: stable
          override: true
      - uses: actions-rs/cargo@v1
        name: Test with minimal version dependencies
        with:
          command: test
          args: --tests --benches
        env:
          TOOLCHAIN: stable

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    needs: check
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
      - run: rustup component add rustfmt
      - uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    needs: check
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: nightly
          override: true
      - run: rustup component add clippy
      - uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: -- -D clippy::pedantic
      - uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: --all-targets -- -D warnings