ibapi 2.11.1

A Rust implementation of the Interactive Brokers TWS API, providing a reliable and user friendly interface for TWS and IB Gateway. Designed with a focus on simplicity and performance.
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name: Coverage

on:
  # Run on main branch pushes and completed CI runs
  push:
    branches:
      - main
  workflow_run:
    workflows:
      - CI
    branches:
      - main
    types:
      - completed

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1
  # Optimize coverage builds
  CARGO_INCREMENTAL: 0
  RUSTFLAGS: "-C instrument-coverage"

jobs:
  coverage:
    runs-on: ubuntu-latest
    # Only run if CI passed or on direct push to main
    if: >
      github.event_name == 'push' ||
      (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success')
    
    name: Coverage
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      # Use optimized Rust caching
      - name: Rust cache
        uses: Swatinem/rust-cache@v2
        with:
          key: coverage-combined
          cache-on-failure: true

      # Install tarpaulin with caching
      - name: Install tarpaulin
        uses: taiki-e/install-action@v2
        with:
          tool: cargo-tarpaulin

      # Run sync coverage
      - name: Generate sync coverage
        run: |
          cargo tarpaulin \
            --engine llvm \
            --timeout 300 \
            --features sync \
            --out lcov \
            --output-dir target/coverage-sync/ \
            --skip-clean \
            -- --test-threads 1

      # Run async coverage
      - name: Generate async coverage
        run: |
          cargo tarpaulin \
            --engine llvm \
            --timeout 300 \
            --features async \
            --out lcov \
            --output-dir target/coverage-async/ \
            --skip-clean \
            -- --test-threads 1

      # Merge coverage reports
      - name: Merge coverage reports
        run: |
          # Install lcov for merging
          sudo apt-get update
          sudo apt-get install -y lcov
          
          # Create output directory
          mkdir -p target/coverage
          
          # Merge the coverage files
          lcov --add-tracefile target/coverage-sync/lcov.info \
               --add-tracefile target/coverage-async/lcov.info \
               --output-file target/coverage/lcov.info
          
          # Convert to XML for Coveralls
          cargo tarpaulin \
            --ignore-tests \
            --ignore-panics \
            --out xml \
            --output-dir target/coverage/ \
            --input-files target/coverage/lcov.info || true

      # Upload combined coverage to Coveralls
      - name: Upload to Coveralls
        uses: coverallsapp/github-action@v2
        with:
          file: target/coverage/lcov.info
          format: lcov
          allow-empty: true