test.yml

on:
  push:
    branches:
      - master
  pull_request:

name: CI

jobs:

  update-deps:
    name: Update dependencies
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - id: cargo-deps
        name: Cache cargo dependencies
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry/index
            ~/.cargo/registry/cache
            ~/.cargo/git/db
          key: cargo-deps-${{ hashFiles('**/Cargo.lock') }}

      - if: ${{ steps.cargo-deps.outputs.cache-hit != 'true' }}
        id: ls-crates-io-index
        name: Get head commit hash of crates.io registry index
        run: |
          commit=$(
            git ls-remote --heads https://github.com/rust-lang/crates.io-index.git master |
            cut -f 1
          )
          echo "::set-output name=head::$commit"
      - if: ${{ steps.cargo-deps.outputs.cache-hit != 'true' }}
        name: Cache cargo registry index
        uses: actions/cache@v3
        with:
          path: ~/.cargo/registry/index
          key: cargo-index-${{ steps.ls-crates-io-index.outputs.head }}
          restore-keys: |
            cargo-index-

      - if: ${{ steps.cargo-deps.outputs.cache-hit != 'true' }}
        name: Fetch dependencies
        run: cargo fetch --locked

  test:
    name: Test Suite
    needs: update-deps
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
    runs-on: ${{ matrix.os }}
    env:
      CARGO_INCREMENTAL: 0
    steps:
      - uses: actions/checkout@v3

      - if: ${{ runner.os == 'Windows' }}
        name: Fix up Cargo.lock hash
        run: |
          Get-ChildItem . -Recurse -Filter Cargo.lock |
          Foreach-Object {
            ((Get-Content $_.FullName) -join "`n") + "`n" |
            Set-Content -NoNewline $_.FullName
          }

      - name: Restore cargo dependencies
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry/index
            ~/.cargo/registry/cache
            ~/.cargo/git/db
          key: cargo-deps-${{ hashFiles('**/Cargo.lock') }}

      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true

      - name: Install libsqlite3 (Ubuntu)
        if: matrix.os == 'ubuntu-latest'
        run: |
          sudo apt-get update
          sudo apt-get install libsqlite3-dev

      - uses: actions-rs/cargo@v1
        continue-on-error: false
        with:
          command: build
          args: --locked
      - uses: actions-rs/cargo@v1
        continue-on-error: false
        with:
          command: test
          args: --locked

  lints:
    name: Rust lints
    needs: update-deps
    runs-on: ubuntu-latest
    env:
      CARGO_INCREMENTAL: 0
    steps:
      - uses: actions/checkout@v3
      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true
          components: rustfmt, clippy

      - name: Run cargo fmt
        uses: actions-rs/cargo@v1
        continue-on-error: false
        with:
          command: fmt
          args: -- --check

      - name: Restore cargo dependencies
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry/index
            ~/.cargo/registry/cache
            ~/.cargo/git/db
          key: cargo-deps-${{ hashFiles('**/Cargo.lock') }}

      - name: Run cargo clippy
        uses: actions-rs/clippy-check@v1
        continue-on-error: false
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          args: -- --deny warnings

  test_coverage:
    name: Test Coverage
    needs: update-deps
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: true

      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          override: true

      - name: Restore cargo registry index
        uses: actions/cache@v3
        with:
          path: ~/.cargo/registry/index
          key: cargo-index-v2-${{ needs.update_deps.outputs.crates-io-index-head }}

      - name: Restore dependency crates
        uses: actions/cache@v3
        with:
          path: ~/.cargo/registry/cache
          key: cargo-deps-v2-${{ hashFiles('Cargo.lock') }}

      - name: Install libsqlite3 (Ubuntu)
        if: matrix.os == 'ubuntu-latest'
        run: |
          sudo apt-get update
          sudo apt-get install libsqlite3-dev

      - uses: actions-rs/cargo@v1
        continue-on-error: false
        with:
          command: build
          args: --locked

      - name: Run cargo-tarpaulin
        uses: actions-rs/tarpaulin@v0.1
        with:
          args: '--ignore-tests --out Lcov --skip-clean --exclude-files vit-servicing-station-tests'
          timeout: 600

      - name: upload to Coveralls
        uses: coverallsapp/github-action@master
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          path-to-lcov: './lcov.info'