build.yml

# Automated builds for Cura Engine

name: Build

on:
  # Run when pushed
  push:
    branches:
      - main

env:
  # SHA256 of Benchy GCODE for an Ultimaker 2
  BENCHY_HASH: bcfd7c9e7a199a1ddc23ef1b45130c19cb49997f72d299c8e1a308c155bdabff

jobs:
  # Build and test Cura Engine
  build:
    name: Build Cura Engine
    runs-on: ubuntu-latest
    steps:
      # Checkout source code
      - name: Checkout source code
        uses: actions/checkout@v2

      # Setup Wasmer
      - name: Setup Wasmer
        uses: wasmerio/setup-wasmer@v1

      # Checkout 3D printer definitions
      - name: Checkout 3D printer definitions
        uses: actions/checkout@v2
        with:
          path: cura
          repository: Ultimaker/Cura

      # Download data
      - name: Download data
        run: |
          mkdir data
          wget https://github.com/CreativeTools/3DBenchy/raw/master/Single-part/3DBenchy.stl -O data/benchy.stl

      # Build the Docker image
      - name: Build the Docker image
        uses: docker/build-push-action@v2
        with:
          context: .
          file: docker/build.dockerfile
          push: false
          tags: cloud-cnc/cura-engine

      # Run the Docker image
      - name: Run the Docker image
        uses: addnab/docker-run-action@v3
        with:
          image: cloud-cnc/cura-engine
          options: -v ${{ github.workspace }}/build:/root/cura-engine/build
          run: ./build.sh

      # Slice Benchy
      - name: Slice Benchy
        run: wasmer ./build/CuraEngine.wasm --mapdir /definitions:./cura/resources/definitions --mapdir /data:./data -- slice -v -j /definitions/ultimaker2.def.json -o /data/benchy.gcode -l /data/benchy.stl

      # Verify output
      - name: Verify output
        run: |
          if [ "${{ hashFiles('./data/benchy.gcode') }}" != "${{ env.BENCHY_HASH }}" ]; then
            exit 1
          fi