name: CI

on:
  push:
    branches: [main]
  pull_request:

jobs:
  macos:
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v7
      # The runner's PATH lacks the host's rustup.
      - run: echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
      - run: rustup toolchain install --no-self-update
      - run: scripts/check.sh
      - run: cargo build --locked

  platforms:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-24.04, windows-latest]
    runs-on: ${{ matrix.os }}
    # Debuginfo makes the Linux link outgrow its VM's memory.
    env:
      CARGO_PROFILE_DEV_DEBUG: 0
    steps:
      - uses: actions/checkout@v7
      # The job container comes without rustup.
      - if: runner.os == 'Linux'
        run: |
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --no-modify-path --default-toolchain none
          echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
      - run: rustup toolchain install --no-self-update
      # On a host runner its post step deletes the host's rustup.
      - if: runner.os == 'Linux'
        uses: Swatinem/rust-cache@v2
      - if: runner.os != 'Linux'
        run: cargo test --locked --quiet
      # The Linux job container runs as root, which ignores the file permissions the tests check.
      - if: runner.os == 'Linux'
        run: |
          apt-get update && apt-get install -y --no-install-recommends pkg-config libwayland-dev \
            libxkbcommon-dev libxkbcommon-x11-dev libxcb1-dev libx11-xcb-dev libfontconfig-dev \
            libfreetype-dev zsh fish xvfb
          useradd --create-home ci
          chmod o+x "$HOME"
          chown -R ci "$GITHUB_WORKSPACE" "$HOME/.cargo" "$HOME/.rustup"
          runuser -u ci -- env HOME=/home/ci CARGO_HOME="$HOME/.cargo" RUSTUP_HOME="$HOME/.rustup" PATH="$PATH" cargo test --locked --quiet
      - run: cargo build --locked