lvgl/.github/workflows/build_micropython.yml

name: MicroPython CI

on:
  push:
  pull_request:

# https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#concurrency
# Ensure that only one commit will be running tests at a time on each PR
concurrency:
  group: ${{ github.ref }}-${{ github.workflow }} 
  cancel-in-progress: true

jobs:
  build:
    if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
    name: Build ${{ matrix.port }} port
    runs-on: ubuntu-24.04
    continue-on-error: true
    strategy:
      matrix:
        port: ['unix', 'stm32', 'rp2', 'esp32']
    steps:
    - uses: ammaraskar/gcc-problem-matcher@master
    - uses: actions/setup-python@v6
      with:
        python-version: '3.12'

    - name: Install Dependencies
      run: |
        sudo add-apt-repository -y "deb http://archive.ubuntu.com/ubuntu `lsb_release -sc` main universe restricted multiverse"
        sudo apt-get update -y -qq
        sudo apt-get install libsdl2-dev parallel libfreetype-dev librlottie-dev libavformat-dev libavcodec-dev libswscale-dev libavutil-dev doxygen
        python3 -m pip install pycparser

    - name: Clone lv_micropython
      run: |
        git clone https://github.com/lvgl/lv_micropython.git .
        git checkout master

    - name: Initialize LVGL bindings submodule
      run: git submodule update --init --recursive user_modules/lv_binding_micropython

    - name: Update ${{ matrix.port }} port submodules
      if:  matrix.port != 'rp2'
      run: make -C ports/${{ matrix.port }} DEBUG=1 USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake submodules

    - name: Checkout LVGL submodule
      working-directory: ./user_modules/lv_binding_micropython/lvgl
      run: |
        git fetch --force ${{ github.event.repository.html_url }} "+refs/heads/*:refs/remotes/origin/*"
        git fetch --force ${{ github.event.repository.html_url }} "+refs/pull/*:refs/remotes/origin/pr/*"
        git checkout ${{ github.sha }} || git checkout ${{ github.event.pull_request.head.sha }}
        git submodule update --init --recursive
    - name: Build mpy-cross
      run: make -j $(nproc) -C mpy-cross

    # STM32 port
    - name: Build STM32 port
      if: matrix.port == 'stm32'
      run: |
        source tools/ci.sh && ci_stm32_setup
        make -C ports/stm32 BOARD=STM32F7DISC USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake submodules
        make -j $(nproc) -C ports/stm32 BOARD=STM32F7DISC USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake

    # Raspberry Pi Pico port
    - name: Build Raspberry Pi PICO port
      if: matrix.port == 'rp2'
      run: |
        source tools/ci.sh && ci_rp2_setup
        make -C ports/rp2 BOARD=RPI_PICO submodules
        make -j $(nproc) -C ports/rp2 BOARD=RPI_PICO USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake

    # ESP32 port
    - name: Build ESP32 port
      if: matrix.port == 'esp32'
      run: |
        source tools/ci.sh && ci_esp32_idf_setup
        source tools/ci.sh && ci_esp32_build_cmod_spiram_s2
        source tools/ci.sh && ci_esp32_build_s3_c3

    # Unix port
    - name: Build Unix port
      if: matrix.port == 'unix'
      run: make -j $(nproc) -C ports/unix DEBUG=1 VARIANT=lvgl LV_CFLAGS="-DMICROPY_LV_USE_LOG=0"

    - name: Install requirements for the test
      run: |
        python3 -m pip install pillow
        mkdir user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts

    # Tests
    - name: Run tests
      if: success() && matrix.port == 'unix'
      run: |
        export XDG_RUNTIME_DIR=/tmp
        python3 user_modules/lv_binding_micropython/lvgl/tests/micropy_test/__init__.py --artifact-path=user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts --mpy-path=ports/unix/build-lvgl/micropython

    - name: Upload Artifacts
      uses: actions/upload-artifact@v4
      with:
        name: test-artifacts
        path: user_modules/lv_binding_micropython/lvgl/tests/micropy_test/artifacts