code_coverage.yml

on: [push, pull_request]

name: Code Coverage

jobs:
  Codecov:
    name: Code Coverage
    runs-on: ubuntu-latest
    env:
      RUSTFLAGS: "-Cinstrument-coverage"
      RUSTDOCFLAGS: "-Cinstrument-coverage"
      LLVM_PROFILE_FILE: "./target/coverage/%p-%m.profraw"

    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Install lcov tools
        run: sudo apt-get install lcov -y
      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
            toolchain: stable
            override: true
            profile: minimal
            components: llvm-tools-preview
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2.2.1
      - name: Install grcov
        run: if [[ ! -e ~/.cargo/bin/grcov ]]; then cargo install grcov; fi
      - name: Build simulator image
        run: docker build -t hwi/ledger_emulator ./ci -f ci/Dockerfile.ledger
      - name: Run simulator image
        run: docker run --name simulator --network=host hwi/ledger_emulator &
      - name: Install Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.9'
      - name: Install python dependencies
        run: pip install hwi==2.1.1 protobuf==3.20.1
      - name: Test
        run: cargo test --all-features
      - name: Make coverage directory
        run: mkdir coverage
      - name: Run grcov
        run: grcov . --binary-path ./target/debug/ -s . -t lcov --branch --ignore-not-existing --keep-only '**/crates/**' --ignore '**/tests/**' --ignore '**/examples/**' -o ./coverage/lcov.info
      - name: Generate HTML coverage report
        run: genhtml -o coverage-report.html --ignore-errors source ./coverage/lcov.info
      - name: Coveralls upload
        uses: coverallsapp/github-action@master
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          name: coverage-report
          path: coverage-report.html