test.yml

name: Test

on:
  push:
    branches:
      - master
  pull_request:
  schedule:
    - cron: '0 12 * * *'

concurrency:
  group: ${{ github.workflow }}-${{ github.event_name }}-${{ github.ref_name }}
  cancel-in-progress: true

defaults:
  run:
    shell: bash

jobs:
  test:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
        toolchain:
          - msrv
          - stable
          - beta
          - nightly
        include:
          - os: macos-latest
            toolchain: stable
            exclude: --exclude-features vendored-openssl
          - os: windows-latest
            toolchain: stable
            exclude: --exclude-features vendored-openssl
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Install Rust
        if: matrix.toolchain != 'msrv'
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.toolchain }}

      - name: Determine minimum supported Rust version
        if: matrix.toolchain == 'msrv'
        id: msrv
        run: |
          rust_version="$(cargo metadata --no-deps --format-version=1 | jq -r '.packages[0].rust_version')"
          echo "msrv=$rust_version" >> "$GITHUB_OUTPUT"

      - name: Install minimum supported Rust version
        if: matrix.toolchain == 'msrv'
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ steps.msrv.outputs.msrv }}

      - name: Activate cache
        if: "!startsWith(github.head_ref, 'renovate/')"
        uses: Swatinem/rust-cache@v2

      - name: Install cargo-hack
        uses: taiki-e/install-action@cargo-hack

      - name: Build crate
        run: cargo build --all-targets --verbose

      - name: Test crate
        run: |
          cargo hack \
            --each-feature \
            --exclude-no-default-features \
            --exclude-all-features ${{ matrix.exclude }} \
            test --verbose

  minimal-versions:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: stable

      - name: Install nightly Rust
        # Needed by cargo-minimal-versions
        run: rustup update nightly

      - name: Activate cache
        if: "!startsWith(github.head_ref, 'renovate/')"
        uses: Swatinem/rust-cache@v2

      - name: Install cargo-hack and cargo-minimal-versions
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-hack,cargo-minimal-versions

      - name: Build crate
        run: cargo minimal-versions --direct build --all-targets --verbose

      - name: Test crate
        run: |
          cargo minimal-versions --direct \
            --each-feature \
            --exclude-no-default-features \
            --exclude-all-features \
            test --verbose

  coverage:
    # This is separate from the main tests because cargo-llvm-cov doesn't run
    # doctests.
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: stable
          components: llvm-tools

      - name: Activate cache
        if: "!startsWith(github.head_ref, 'renovate/')"
        uses: Swatinem/rust-cache@v2

      - name: Install cargo-llvm-cov
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-llvm-cov

      - name: Test with coverage
        run: cargo llvm-cov --all-features --lcov --output-path lcov.info

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v5
        with:
          files: lcov.info
          fail_ci_if_error: false
          token: ${{ secrets.CODECOV_TOKEN }}

  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: stable
          components: clippy, rustfmt

      - name: Activate cache
        if: "!startsWith(github.head_ref, 'renovate/')"
        uses: Swatinem/rust-cache@v2

      - name: Install cargo-hack
        uses: taiki-e/install-action@cargo-hack

      - name: Check code
        run: |
          cargo hack \
            --each-feature \
            --exclude-no-default-features \
            --exclude-all-features \
            clippy --all-targets -- -Dwarnings

      - name: Check formatting
        run: cargo fmt --check

  deny:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Run `cargo deny check`
        uses: EmbarkStudios/cargo-deny-action@v2

  thirdparty:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Install cargo-bundle-licenses
        uses: taiki-e/cache-cargo-install-action@v2
        with:
          tool: cargo-bundle-licenses
          locked: false  # Ensure we get the latest version of the spdx crate

      - name: Check that third party licenses haven't changed
        run: |
          cargo bundle-licenses --check-previous \
            -f toml -o CI.toml -p THIRDPARTY.toml

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