ci.yml

name: CI

on:
  push:
    branches: [ "master" ]
  pull_request:
    branches: [ "master" ]

env:
  CARGO_TERM_COLOR: always

jobs:
  # Test all feature combinations on desktop platforms
  feature-matrix:
    name: Feature Matrix (${{ matrix.os }})
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        features:
          - ""  # default = std + parsing + multithreading
          - "--no-default-features --features std"
          - "--no-default-features --features parsing"  # parsing implies std
          - "--no-default-features --features std,multithreading"
          - "--no-default-features --features std,parsing,multithreading"
          - "--all-features"
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Set up Rust
      uses: dtolnay/rust-toolchain@stable
    - name: Check
      run: cargo check ${{ matrix.features }}
    - name: Build
      run: cargo build ${{ matrix.features }}
    - name: Test
      run: cargo test ${{ matrix.features }}

  # Cross-compilation checks (no_std / mobile / WASM)
  cross-check:
    name: Cross (${{ matrix.target }}, ${{ matrix.features }})
    strategy:
      fail-fast: false
      matrix:
        include:
          # WASM (parsing implies std; mmapio/rayon excluded via cfg)
          - target: wasm32-unknown-unknown
            features: "--no-default-features --features parsing"
          # WASM with WASI
          - target: wasm32-wasip1
            features: "--no-default-features --features parsing"
          # iOS
          - target: aarch64-apple-ios
            features: "--no-default-features --features parsing"
            os: macos-latest
          # iOS Simulator
          - target: aarch64-apple-ios-sim
            features: "--no-default-features --features parsing"
            os: macos-latest
          # Android
          - target: aarch64-linux-android
            features: "--no-default-features --features parsing"
    runs-on: ${{ matrix.os || 'ubuntu-latest' }}
    steps:
    - uses: actions/checkout@v4
    - name: Set up Rust
      uses: dtolnay/rust-toolchain@stable
      with:
        targets: ${{ matrix.target }}
    - name: Check
      run: cargo check --lib --target ${{ matrix.target }} ${{ matrix.features }}

  # C bindings build + test
  c-bindings:
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            lib_prefix: lib
            static_ext: .a
            dynamic_ext: .so
            compiler: gcc
          - os: windows-latest
            lib_prefix: ""
            static_ext: .lib
            dynamic_ext: .dll
            compiler: msvc
          - os: windows-latest
            lib_prefix: lib
            static_ext: .a
            dynamic_ext: .dll
            compiler: gcc
          - os: macos-latest
            lib_prefix: lib
            static_ext: .a
            dynamic_ext: .dylib
            compiler: gcc

    runs-on: ${{ matrix.os }}

    steps:
    - uses: actions/checkout@v4

    - name: Set up Rust
      uses: dtolnay/rust-toolchain@stable

    - name: Install GNU target (Windows GCC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'gcc'
      run: rustup target add x86_64-pc-windows-gnu

    - name: Build Rust library (MSVC)
      if: matrix.compiler == 'msvc'
      run: cargo build --release --features ffi

    - name: Build Rust library (GCC/Unix)
      if: matrix.compiler == 'gcc' && matrix.os != 'windows-latest'
      run: cargo build --release --features ffi

    - name: Build Rust library (GCC/Windows)
      if: matrix.compiler == 'gcc' && matrix.os == 'windows-latest'
      run: cargo build --release --features ffi --target x86_64-pc-windows-gnu

    - name: Create include directory
      run: mkdir -p include
      shell: bash

    - name: Copy header files
      run: cp ffi/rust_fontconfig.h include/rust_fontconfig.h
      shell: bash

    - name: Install build tools (Ubuntu)
      if: matrix.os == 'ubuntu-latest'
      run: sudo apt-get update && sudo apt-get install -y build-essential

    # ── Build C examples ──────────────────────────────────────────────

    - name: Build C examples (Unix-like)
      if: matrix.os != 'windows-latest'
      run: |
        gcc -Wall -o example ffi/example.c -Iinclude -L./target/release -lrust_fontconfig
        gcc -Wall -o example_registry ffi/example_registry.c -Iinclude -L./target/release -lrust_fontconfig
        cp target/release/${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.static_ext }} .
        cp target/release/${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.dynamic_ext }} .

    - name: Setup MSVC dev environment
      if: matrix.os == 'windows-latest' && matrix.compiler == 'msvc'
      uses: ilammy/msvc-dev-cmd@v1

    - name: Build C examples (Windows MSVC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'msvc'
      shell: cmd
      run: |
        cl.exe /W4 /EHsc /Fe:example.exe ffi/example.c /I include /link /LIBPATH:target\release rust_fontconfig.dll.lib
        cl.exe /W4 /EHsc /Fe:example_registry.exe ffi/example_registry.c /I include /link /LIBPATH:target\release rust_fontconfig.dll.lib
        copy target\release\rust_fontconfig.dll .
        dir *.exe *.dll

    - name: Build C examples (Windows GCC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'gcc'
      shell: bash
      run: |
        gcc -Wall -o example.exe ffi/example.c -Iinclude -L./target/x86_64-pc-windows-gnu/release -lrust_fontconfig
        gcc -Wall -o example_registry.exe ffi/example_registry.c -Iinclude -L./target/x86_64-pc-windows-gnu/release -lrust_fontconfig
        cp target/x86_64-pc-windows-gnu/release/rust_fontconfig.dll .
        ls -la *.exe *.dll

    # ── Run C examples ────────────────────────────────────────────────

    - name: Set LD_LIBRARY_PATH (Linux)
      if: matrix.os == 'ubuntu-latest'
      run: echo "LD_LIBRARY_PATH=$(pwd):$LD_LIBRARY_PATH" >> $GITHUB_ENV

    - name: Set DYLD_LIBRARY_PATH (macOS)
      if: matrix.os == 'macos-latest'
      run: echo "DYLD_LIBRARY_PATH=$(pwd):$DYLD_LIBRARY_PATH" >> $GITHUB_ENV

    - name: Set PATH for DLL (Windows)
      if: matrix.os == 'windows-latest'
      shell: bash
      run: echo "PATH=$(pwd):$PATH" >> $GITHUB_ENV

    - name: Run C examples (Unix-like)
      if: matrix.os != 'windows-latest'
      shell: bash
      run: |
        set -e
        echo "=== Old API example ==="
        ./example list | head -20
        echo "..."
        echo ""
        echo "=== Registry example: Demo 1 (Azul-style fast startup) ==="
        ./example_registry 1
        echo ""
        echo "=== Registry example: Demo 2 (Incremental loading) ==="
        ./example_registry 2
        echo ""
        echo "=== Registry example: Demo 3 (Old vs New API) ==="
        ./example_registry 3

    - name: Run C examples (Windows MSVC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'msvc'
      shell: cmd
      run: |
        .\example.exe list
        echo.
        .\example_registry.exe 1
        echo.
        .\example_registry.exe 2
        echo.
        .\example_registry.exe 3

    - name: Run C examples (Windows GCC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'gcc'
      shell: bash
      run: |
        set -e
        echo "=== Old API example ==="
        ./example.exe list | head -20
        echo "..."
        echo ""
        echo "=== Registry example: Demo 1 ==="
        ./example_registry.exe 1
        echo ""
        echo "=== Registry example: Demo 2 ==="
        ./example_registry.exe 2
        echo ""
        echo "=== Registry example: Demo 3 ==="
        ./example_registry.exe 3

    # ── Upload artifacts ──────────────────────────────────────────────

    - name: Upload static library
      uses: actions/upload-artifact@v4
      with:
        name: ${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.static_ext }}-${{ matrix.os }}-${{ matrix.compiler }}
        path: ${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.static_ext }}

    - name: Upload dynamic library
      uses: actions/upload-artifact@v4
      with:
        name: ${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.dynamic_ext }}-${{ matrix.os }}-${{ matrix.compiler }}
        path: ${{ matrix.lib_prefix }}rust_fontconfig${{ matrix.dynamic_ext }}

    - name: Upload import library (Windows MSVC)
      if: matrix.os == 'windows-latest' && matrix.compiler == 'msvc'
      uses: actions/upload-artifact@v4
      with:
        name: rust_fontconfig.dll.lib-${{ matrix.os }}-msvc
        path: rust_fontconfig.dll.lib

    - name: Upload headers
      uses: actions/upload-artifact@v4
      with:
        name: headers-${{ matrix.os }}-${{ matrix.compiler }}
        path: include/

    - name: Upload C examples
      uses: actions/upload-artifact@v4
      with:
        name: examples-${{ matrix.os }}-${{ matrix.compiler }}
        path: |
          example${{ matrix.os == 'windows-latest' && '.exe' || '' }}
          example_registry${{ matrix.os == 'windows-latest' && '.exe' || '' }}
          ffi/example.c
          ffi/example_registry.c