sorting-race 0.2.0

name: CI

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main ]

env:
  CARGO_TERM_COLOR: always

jobs:
  test:
    name: Test
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        rust: [stable, beta]
        exclude:
          # Reduce matrix for faster CI
          - os: windows-latest
            rust: beta
    steps:
    - uses: actions/checkout@v3
    
    - name: Install Rust toolchain
      uses: dtolnay/rust-toolchain@master
      with:
        toolchain: ${{ matrix.rust }}
        components: rustfmt, clippy
    
    - name: Cache cargo registry
      uses: actions/cache@v3
      with:
        path: ~/.cargo/registry
        key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache cargo index
      uses: actions/cache@v3
      with:
        path: ~/.cargo/git
        key: ${{ runner.os }}-cargo-git-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Cache target directory
      uses: actions/cache@v3
      with:
        path: target
        key: ${{ runner.os }}-target-${{ hashFiles('**/Cargo.lock') }}
    
    # Temporarily disabled due to rustfmt module resolution issue
    # - name: Check formatting
    #   run: cargo fmt -- --check
    #   if: matrix.rust == 'stable'
    
    - name: Run clippy
      run: cargo clippy -- -D warnings
      if: matrix.rust == 'stable'
    
    - name: Build
      run: cargo build --verbose
    
    - name: Run tests
      run: cargo test --verbose
    
    - name: Build release
      run: cargo build --release --verbose
      if: matrix.rust == 'stable'

  coverage:
    name: Code Coverage
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    
    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
    
    - name: Install tarpaulin
      run: cargo install cargo-tarpaulin
    
    - name: Generate coverage
      run: cargo tarpaulin --out xml
    
    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v3
      with:
        token: ${{ secrets.CODECOV_TOKEN }}
        files: ./cobertura.xml
        fail_ci_if_error: false

  benchmark:
    name: Performance Benchmark
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
    steps:
    - uses: actions/checkout@v3
    
    - name: Install Rust stable
      uses: dtolnay/rust-toolchain@stable
    
    - name: Cache cargo
      uses: actions/cache@v3
      with:
        path: |
          ~/.cargo/registry
          ~/.cargo/git
          target
        key: ${{ runner.os }}-cargo-bench-${{ hashFiles('**/Cargo.lock') }}
    
    - name: Run benchmarks
      run: |
        cargo build --release
        # Run quick benchmarks
        cargo run --release -- --size 100 --seed 42 &
        PID=$!
        sleep 5
        kill $PID || true
        
        cargo run --release -- --size 500 --seed 42 &
        PID=$!
        sleep 5
        kill $PID || true
    
    - name: Check binary size
      run: |
        ls -lh target/release/sorting-race
        SIZE=$(stat -c%s target/release/sorting-race)
        if [ $SIZE -gt 5242880 ]; then
          echo "Binary size exceeded 5MB limit: $SIZE bytes"
          exit 1
        fi

  security:
    name: Security Audit
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3
    - uses: rustsec/audit-check@v1
      with:
        token: ${{ secrets.GITHUB_TOKEN }}