linux.yml

name: CI - Linux - x86_64

on:
  push:
    branches:
      - master
      - v*
  pull_request:

jobs:
  # Evaluates the flake and builds the dev shell, so a broken flake is reported
  # on its own instead of as a confusing failure inside the test job. It also
  # warms the Nix store cache the test job restores.
  nix:
    name: Flake check
    runs-on: ubuntu-latest

    steps:
      - uses: ossystems/nix-actions@v1
        with:
          install-nix: true

  build_and_test:
    name: Test - x86_64-unknown-linux-gnu
    runs-on: ubuntu-latest

    steps:
      # Loads the flake's dev shell into the job, so every step below runs with
      # the toolchain and the native dependencies (libarchive, protobuf, socat,
      # ...) the flake pins. The dev shell is pinned to the MSRV, so the whole
      # job doubles as the MSRV check.
      - uses: ossystems/nix-actions@v1
        with:
          install-nix: true
          export-devshell: true

      - name: Cache build contents
        uses: Swatinem/rust-cache@v2

      # Every other step below enables all the features, which leaves the
      # default feature set never being built. Check it on its own so a change
      # guarded by a feature flag cannot break the plain `cargo build`.
      - name: Check build with the default features
        run: cargo check --locked --release --all --bins --examples --tests

      - name: Check build
        run: cargo check --locked --release --all --bins --examples --tests --all-features

      - name: Tests
        timeout-minutes: 10
        run: cargo test --locked --release --all --all-features --no-fail-fast -- --nocapture

      - name: Run listener test
        run: |
          export UH_LISTENER_TEST=updatehub-statechange.sock
          cargo run --example listener &

          while [ ! -S "$UH_LISTENER_TEST" ]; do
            sleep 1
          done

          if [[ "$(echo "download" | socat - UNIX-CONNECT:updatehub-statechange.sock)" != "cancel" ]]; then
            echo "Unexpected download response"
            exit 1
          fi
          if [[ "$(echo "install" | socat - UNIX-CONNECT:updatehub-statechange.sock)" != "" ]]; then
            echo "Unexpected install response"
            exit 2
          fi
          if [[ "$(echo "error" | socat - UNIX-CONNECT:updatehub-statechange.sock)" != "" ]]; then
            echo "Unexpected error response"
            exit 3
          fi
          if [[ "$(echo "reboot" | socat - UNIX-CONNECT:updatehub-statechange.sock)" != "" ]]; then
            echo "Unexpected reboot response"
            exit 4
          fi

      - name: Generate code coverage
        run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info

      - name: Upload coverage to Coveralls
        uses: coverallsapp/github-action@v2
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          path-to-lcov: lcov.info