check.yml

name: CI
on:
  push:
    branches: [ "main" ]
    paths-ignore: [ "*.md", "*.png", "*.svg", "LICENSE-*" ]
  pull_request:
    branches: [ "main" ]
    paths-ignore: [ "*.md", "*.png", "*.svg", "LICENSE-*" ]
env:
  CARGO_TERM_COLOR: always

jobs:
  check:
    name: Build & test
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        # TODO: add beta (and nightly?) but don't fail the test if they fail
        rust-toolchain: [1.65.0, stable]
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash

    steps:
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust-toolchain }}
          components: rustfmt, clippy

      - name: Install dependencies (Linux)
        if: runner.os == 'Linux'
        env:
          DEBIAN_FRONTEND: noninteractive
        run: |
          sudo apt-get install -y --no-install-recommends gyp mercurial ninja-build
          curl -L --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.sh | bash

      - name: Install dependencies (MacOS)
        if: runner.os == 'MacOS'
        run: |
          brew install ninja mercurial cargo-binstall
          # python3 -m pip install gyp-next
          # Above does not work, since pypi only has gyp 0.15.0, which is too old
          # for the homebrew python3. Install from source instead.
          python3 -m pip install git+https://github.com/nodejs/gyp-next
          python3 -m pip install packaging
          echo "$(python3 -m site --user-base)/bin" >> "$GITHUB_PATH"

      - name: Install dependencies (Windows)
        if: runner.os == 'Windows'
        shell: pwsh
        run: Set-ExecutionPolicy Unrestricted -Scope Process; iex (iwr "https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.ps1").Content

      - name: Use MSYS2 environment and install more dependencies (Windows)
        if: runner.os == 'Windows'
        run: |
          echo "C:\\msys64\\usr\\bin" >> "$GITHUB_PATH"
          echo "C:\\msys64\\mingw64\\bin" >> "$GITHUB_PATH"
          /c/msys64/usr/bin/pacman -S --noconfirm nsinstall
          python3 -m pip install git+https://github.com/nodejs/gyp-next
          echo "$(python3 -m site --user-base)/bin" >> "$GITHUB_PATH"

      - name: Set up Windows build environment
        if: runner.os == 'Windows'
        uses: ilammy/msvc-dev-cmd@v1

      - name: Install Rust tools
        run: cargo +${{ matrix.rust-toolchain }} binstall --no-confirm cargo-llvm-cov cargo-nextest

      - name: Checkout
        uses: actions/checkout@v4

      # This step might be removed if the distro included a recent enough
      # version of NSS.  Ubuntu 20.04 only has 3.49, which is far too old.
      # (neqo-crypto/build.rs would also need to query pkg-config to get the
      # right build flags rather than building NSS.)
      - name: Fetch NSS and NSPR
        run: |
          hg clone https://hg.mozilla.org/projects/nspr "$NSPR_DIR"
          git clone --depth=1 https://github.com/nss-dev/nss "$NSS_DIR"
          echo "NSS_DIR=$NSS_DIR" >> "$GITHUB_ENV"
          echo "NSPR_DIR=$NSPR_DIR" >> "$GITHUB_ENV"
          echo "NSS_JOBS=$NUMBER_OF_PROCESSORS" >> "$GITHUB_ENV"
        env:
          NSS_DIR: ${{ github.workspace }}/nss
          NSPR_DIR: ${{ github.workspace }}/nspr

      - name: Set up environment for NSS build.sh (Windows)
        if: runner.os == 'Windows'
        run: |
          echo "GYP_MSVS_OVERRIDE_PATH=$VSINSTALLDIR" >> "$GITHUB_ENV"
          echo "GYP_MSVS_VERSION=2022" >> "$GITHUB_ENV"
          echo "BASH=$SHELL" >> "$GITHUB_ENV"
          # See https://github.com/ilammy/msvc-dev-cmd#name-conflicts-with-shell-bash
          rm /usr/bin/link.exe

      - name: Build
        run: |
          cargo +${{ matrix.rust-toolchain }} build -v --all-targets
          echo "LD_LIBRARY_PATH=${{ github.workspace }}/dist/Debug/lib" >> "$GITHUB_ENV"
          echo "DYLD_LIBRARY_PATH=${{ github.workspace }}/dist/Debug/lib" >> "$GITHUB_ENV"
          echo "${{ github.workspace }}/dist/Debug/lib" >> "$GITHUB_PATH"
        env:
          RUST_BACKTRACE: 1

      - name: Run tests and determine coverage
        run: cargo +${{ matrix.rust-toolchain }} llvm-cov nextest --all-targets --no-fail-fast --lcov --output-path lcov.info
        env:
          RUST_BACKTRACE: 1
          RUST_LOG: neqo=debug

      - name: Check formatting
        run: cargo +${{ matrix.rust-toolchain }} fmt --all -- --check
        if: success() || failure()

      - name: Clippy
        run: cargo +${{ matrix.rust-toolchain }} clippy -v --tests -- -D warnings
        if: success() || failure()

      - name: Upload coverage reports to Codecov
        uses: codecov/codecov-action@v3
        with:
          file: lcov.info
          fail_ci_if_error: false
        env:
          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}