rust.yml

name: Rust

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

env:
  CARGO_TERM_COLOR: always

jobs:
  build:
    runs-on: ubuntu-latest

    env:
      CARGO_INCREMENTAL: 0
      RUSTFLAGS: -D warnings -C instrument-coverage
      LLVM_PROFILE_FILE: /tmp/nvmetcfg-%p-%8m.profraw

    steps:
    - uses: actions/checkout@v4
    - uses: dtolnay/rust-toolchain@nightly
      with:
        components: llvm-tools-preview

    - name: Build
      run: cargo build --verbose
    - name: Run tests
      run: cargo test --verbose

    - name: Merge profile data and export LCOV
      run: |
        PATH="$(rustc --print sysroot)/lib/rustlib/x86_64-unknown-linux-gnu/bin:$PATH"
        llvm-cov --version
        llvm-profdata merge --sparse -o /tmp/nvmetcfg.profdata /tmp/nvmetcfg-*.profraw
        llvm-cov export -format=lcov -instr-profile=/tmp/nvmetcfg.profdata \
          --ignore-filename-regex=/.cargo/registry --ignore-filename-regex=src/lib.rs --ignore-filename-regex=src/state/mod.rs \
          --show-instantiation-summary \
          $(cargo test --tests --no-run --message-format=json | jq -r "select(.profile.test == true) | .filenames[]" | xargs -I {} printf "-object {} ") > nvmetcfg.lcov
    - name: Upload to codecov.io
      uses: codecov/codecov-action@v4
      with:
        token: ${{ secrets.CODECOV_TOKEN }}
        fail_ci_if_error: true
        files: nvmetcfg.lcov
        name: unit-tests