ci.yml

name: CI

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

permissions:
  contents: read

jobs:

  shell-lint:
    runs-on: ubuntu-22.04
    container:
      image: koalaman/shellcheck-alpine:v0.9.0
    steps:
      - run: apk add git
      - run: apk add shfmt --repository=http://dl-3.alpinelinux.org/alpine/edge/community
      - uses: actions/checkout@v3
      - name: shellcheck
        run: shfmt -f . | grep -v ^test/ | xargs shellcheck
      - name: shfmt
        run: shfmt -f . | grep -v ^test/ | grep -v '_shpec.sh$' | xargs shfmt -d

  rust-lint:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Update Rust toolchain
        run: rustup update
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2.5.1
      - name: Clippy
        run: cargo clippy --all-targets --locked -- --deny warnings
      - name: rustfmt
        run: cargo fmt -- --check

  rust-unit-test:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Update Rust toolchain
        run: rustup update
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2.5.1
      - name: Run unit tests
        run: cargo test --locked

  find-libcnb-buildpacks:
    name: Find libcnb buildpacks
    runs-on: ubuntu-22.04
    outputs:
      buildpack_dirs: ${{ steps.find-buildpack-dirs.outputs.buildpack_dirs }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: true
      - id: find-buildpack-dirs
        name: Find libcnb buildpack directories
        run: echo "buildpack_dirs=$(find . -type d -execdir test -e "{}/buildpack.toml" -a -e "{}/Cargo.toml" \; -print | sort | uniq | jq -nRc '[inputs]')" >> $GITHUB_OUTPUT

  rust-integration-test:
    name: libcnb.rs integration tests (${{ matrix.buildpack-directory }})
    runs-on: pub-hk-ubuntu-22.04-large
    needs: find-libcnb-buildpacks
    strategy:
      fail-fast: false
      matrix:
        buildpack-directory: ${{ fromJson(needs.find-libcnb-buildpacks.outputs.buildpack_dirs) }}
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install musl-tools
        run: sudo apt-get install musl-tools --no-install-recommends
      - name: Update Rust toolchain
        run: rustup update
      - name: Install Rust linux-musl target
        run: rustup target add x86_64-unknown-linux-musl
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2.5.1
      - name: Install Pack CLI
        uses: buildpacks/github-actions/setup-pack@v5.3.0
      - name: Run integration tests
        working-directory: ${{ matrix.buildpack-directory }}
        run: cargo test --locked -- --ignored --test-threads 16

  shpec:
    runs-on: ubuntu-22.04
    container:
      image: heroku/heroku:${{ matrix.stack-version }}-build
    strategy:
      matrix:
        stack-version:
        - '20'
        - '22'
        buildpack-dir:
        - buildpacks/npm
    defaults:
      run:
        shell: bash
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Install shpec
        run: sh -c "`curl -L https://raw.githubusercontent.com/rylnd/shpec/master/install.sh`"
      - name: Shpec unit tests on heroku-${{ matrix.stack-version }}
        run: shpec ${{ matrix.buildpack-dir }}/shpec/*_shpec.sh

  cutlass-integration-test:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        test-dir:
        - test/specs/node-function
        - test/specs/node
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up Ruby, bundler, and cache
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: 3.0.2
          bundler-cache: true
      - name: Install musl-tools
        run: sudo apt-get install musl-tools --no-install-recommends
      - name: Update Rust toolchain
        run: rustup update
      - name: Install Rust linux-musl target
        run: rustup target add x86_64-unknown-linux-musl
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2.5.1
      - name: Install libcnb
        run: cargo install libcnb-cargo
      - name: Install Pack CLI
        uses: buildpacks/github-actions/setup-pack@v5.3.0
      - name: Install yj
        uses: buildpacks/github-actions/setup-tools@v5.3.0
      - name: Run rspec tests against a given directory
        run: bundle exec rspec ${{ matrix.test-dir }}