cmake.yml

name: CMake

on:
  push:
    branches: [ trunk ]
  pull_request:
    branches: [ trunk ]

jobs:
  build:
    strategy:
      matrix:
        # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
        BUILD_TYPE: [DebugOpt, RelWithDebInfo]
    # The CMake configure and build commands are platform agnostic and should work equally
    # well on Windows or Mac.  You can convert this to a matrix build if you need
    # cross-platform coverage.
    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
    runs-on: ubuntu-20.04

    steps:
    - uses: actions/checkout@v3

    - name: Update package repos
      run: sudo apt update
    - name: Install ninja
      run: sudo apt install -y ninja-build

    - name: Configure CMake
      run: |
        cmake -GNinja -B ${{github.workspace}}/build \
        -DCMAKE_TOOLCHAIN_FILE=util/linux.cmake \
        -DCMAKE_BUILD_TYPE=${{matrix.BUILD_TYPE}} \
        -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++

    - name: Build
      working-directory: ${{github.workspace}}/build
      run: ninja -j4

    - name: Run C++ tests with Skybison
      working-directory: ${{github.workspace}}/build
      run: ${{github.workspace}}/third-party/gtest-parallel/gtest-parallel ./bin/python-tests

    - name: Run C++ tests with Skybison (C++ interpreter)
      working-directory: ${{github.workspace}}/build
      run: PYRO_CPP_INTERPRETER=1 ${{github.workspace}}/third-party/gtest-parallel/gtest-parallel ./bin/python-tests

    - name: Run Python tests with Skybison
      working-directory: ${{github.workspace}}
      run: PYRO_BUILD_DIR="build" ./util/python_tests_pyro.sh

    - name: Run Python tests with Skybison (C++ interpreter)
      working-directory: ${{github.workspace}}
      run: PYRO_CPP_INTERPRETER=1 PYRO_BUILD_DIR="build" ./util/python_tests_pyro.sh

  benchmark:
    if: ${{ github.event_name == 'pull_request' }}
    runs-on: ubuntu-20.04
    steps:
    - uses: actions/checkout@v3
      with:
        fetch-depth: 2
    - name: Update package repos
      run: sudo apt update
    - name: Install tools
      run: sudo apt install -y ninja-build ccache valgrind
    - name: Quickbench
      working-directory: ${{github.workspace}}
      run: |
        mkdir -p /var/tmp/django_minimal
        pushd /var/tmp/django_minimal
        ${{github.workspace}}/benchmarks/benchmarks/django/setup_django_minimal.sh
        popd
        ./benchmarks/quickbench/diffrevs.py --run-django HEAD^ HEAD | tee django-benchmark-results.json
    # Hide all previous benchmark comments from GitHub Actions; they are
    # outdated.
    - uses: int128/hide-comment-action@v1
    - name: Comment on Pull Request
      uses: actions/github-script@v6
      with:
        script: |
          const { promises: fs } = require('fs');
          const benchmark_results = await fs.readFile('${{github.workspace}}/django-benchmark-results.json', 'utf8');
          const formatted_body = "```json\n" + benchmark_results + "\n```";
          github.rest.issues.createComment({
            issue_number: context.issue.number,
            owner: context.repo.owner,
            repo: context.repo.repo,
            body: formatted_body,
          })
    - name: Run benchmarks
      working-directory: ${{github.workspace}}
      run: |
        # Should be cached
        PREV_BUILD="$(./benchmarks/quickbench/build_rev.py HEAD^)"
        CURR_BUILD="$(./benchmarks/quickbench/build_rev.py HEAD)"
        ./benchmarks/run.py --tool callgrind --json \
          --interpreter "$PREV_BUILD" --interpreter-name python_base --path $(pwd)/benchmarks/benchmarks \
          --interpreter "$CURR_BUILD" --interpreter-name python_new --path $(pwd)/benchmarks/benchmarks \
          --interpreter $(which python3.8) --interpreter-name fbcode-cpython --path $(pwd)/benchmarks/benchmarks \
          | tee benchmark-results.json
    - name: Format benchmark results
      working-directory: ${{github.workspace}}
      run: |
        ./benchmarks/format_results.py benchmark-results.json | tee benchmark-results.md
    - name: Comment on Pull Request
      uses: actions/github-script@v6
      with:
        script: |
          const { promises: fs } = require('fs');
          const benchmark_results = await fs.readFile('${{github.workspace}}/benchmark-results.md', 'utf8');
          github.rest.issues.createComment({
            issue_number: context.issue.number,
            owner: context.repo.owner,
            repo: context.repo.repo,
            body: benchmark_results,
          })

  run-cpython-tests:
    runs-on: ubuntu-20.04

    steps:
    - uses: actions/checkout@v3

    - name: Update package repos
      run: sudo apt update
    - name: Install ninja
      run: sudo apt install -y ninja-build

    - name: Configure CMake
      run: |
        cmake -GNinja -B ${{github.workspace}}/build \
        -DCMAKE_TOOLCHAIN_FILE=util/linux.cmake \
        -DCMAKE_BUILD_TYPE=DebugOpt \
        -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++

    - name: Build
      working-directory: ${{github.workspace}}/build
      run: ninja -j4 cpython cpython-tests

    - name: Run C++ tests with CPython
      working-directory: ${{github.workspace}}
      run: ./third-party/gtest-parallel/gtest-parallel ./build/bin/cpython-tests

    - name: Run Python tests with CPython
      working-directory: ${{github.workspace}}
      run: PYRO_BUILD_DIR="build" ./util/python_tests_cpython.sh

  lint:
    runs-on: ubuntu-20.04
    # TODO(max): Install and run Black on Python code
    steps:
    - name: Update package repos
      run: sudo apt update
    - name: Install clang-format
      run: sudo apt install -y clang-format
    - uses: actions/checkout@v3
    - name: Run clang-format
      working-directory: ${{github.workspace}}
      run: |
        find capi ext runtime -type f \( -name '*.c' -o -name '*.h' -o -name '*.cpp' \) \
          ! -wholename 'runtime/unicode-db.cpp' \
          -exec clang-format --dry-run --Werror '{}' ';'