coverage.yml

name: Code Coverage

on:
  push:
    branches:
      - main
  pull_request:

env:
  CARGO_TERM_COLOR: always

jobs:
  coverage:
    name: Code Coverage
    runs-on: ubuntu-latest
    env:
      CARGO_INCREMENTAL: '0'
      RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
      RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
    steps:
      - uses: actions/checkout@v2

      ### INSTALL RUST ###
      - name: Install Rust
        uses: actions-rs/toolchain@v1
        id: toolchain
        with:
          toolchain: nightly
          override: true

      ### BUILD CACHE SPECIFIC FOR COVERAGE ###
      - name: Cache Cargo registry, index
        uses: actions/cache@v2
        id: cache-cargo
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/bin
            ~/.cargo/git
          key: linux-${{ steps.toolchain.outputs.rustc_hash }}-rust-cov-${{ hashFiles('**/Cargo.lock') }}

      ### RUN TESTS & COVERAGE ###
      - name: Test (cargo test)
        uses: actions-rs/cargo@v1
        with:
          command: test
          args: "--workspace --locked"
      - uses: actions-rs/grcov@v0.1
        id: coverage

      ### UPLOAD RESULTS ###
      - name: Upload to codecov.io
        uses: codecov/codecov-action@v1
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          file: ${{ steps.coverage.outputs.report }}