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feat: allow opt-in for new backends #279
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| name: CI | |
| on: | |
| push: | |
| branches: [ master ] | |
| pull_request: | |
| branches: [ '**' ] | |
| env: | |
| TAGS: "-tags=ci" | |
| COVERAGE: "-coverpkg=github.com/go-python/gopy/..." | |
| # Init() in main_test will make sure all backends are available if | |
| # GOPY_TRAVIS_CI is set | |
| GOPY_TRAVIS_CI: 1 | |
| GOTRACEBACK: crash | |
| GO111MODULE: auto | |
| jobs: | |
| build: | |
| name: Build (${{ matrix.platform }}, Go ${{ matrix.go-version }}, Python ${{ matrix.python-version }}) | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| # TODO: Consider official support matrix (OS and Go versions) and adjust this matrix accordingly | |
| go-version: [1.25.x, 1.24.x, 1.23.x, 1.22.x] | |
| platform: [ubuntu-latest, windows-latest, macos-15] | |
| python-version: ['3.11', '3.12'] | |
| runs-on: ${{ matrix.platform }} | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| - name: Set up Python | |
| uses: actions/setup-python@v5 | |
| with: | |
| python-version: ${{ matrix.python-version }} | |
| - name: Install Go | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version: ${{ matrix.go-version }} | |
| cache: true | |
| - name: Install Linux packages | |
| if: matrix.platform == 'ubuntu-latest' | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install curl libffi-dev python3-cffi python3-pip | |
| # install pybindgen | |
| python3 -m pip install --user -U pybindgen | |
| # install goimports | |
| go install golang.org/x/tools/cmd/goimports@latest | |
| - name: Install macOS packages | |
| if: startsWith(matrix.platform, 'macos-') | |
| run: | | |
| python3 -m pip install -U pybindgen | |
| go install golang.org/x/tools/cmd/goimports@latest | |
| - name: Install Windows packages | |
| if: matrix.platform == 'windows-latest' | |
| run: | | |
| # install pybindgen and psutil (for memory tracking in tests) | |
| python -m pip install -U pybindgen psutil | |
| # install goimports | |
| go install golang.org/x/tools/cmd/goimports@latest | |
| - name: Build-Linux | |
| if: matrix.platform == 'ubuntu-latest' | |
| run: | | |
| make | |
| - name: Test Linux | |
| if: matrix.platform == 'ubuntu-latest' | |
| run: | | |
| make test | |
| - name: Build-macOS | |
| if: startsWith(matrix.platform, 'macos-') | |
| run: | | |
| make | |
| - name: Test macOS | |
| if: startsWith(matrix.platform, 'macos-') | |
| run: | | |
| make test | |
| - name: Build-Windows | |
| if: matrix.platform == 'windows-latest' | |
| run: | | |
| go build -v ./... | |
| - name: Test Windows | |
| if: matrix.platform == 'windows-latest' | |
| run: | | |
| go test -v ./... | |
| - name: Upload-Coverage | |
| if: matrix.platform == 'ubuntu-latest' | |
| uses: codecov/codecov-action@v4 | |
| # Builds and tests the opt-in cffi backend (GOPY_BACKEND=cffi). Runs beside | |
| # the main matrix, on one Go version, and stops at the first failure. | |
| cffi: | |
| name: cffi backend (${{ matrix.platform }}, Python ${{ matrix.python-version }}) | |
| strategy: | |
| fail-fast: true | |
| matrix: | |
| platform: [ubuntu-latest, windows-latest, macos-15] | |
| python-version: ['3.11', '3.12'] | |
| runs-on: ${{ matrix.platform }} | |
| env: | |
| GOPY_BACKEND: cffi | |
| # print the python stack if the process crashes, e.g. at exit | |
| PYTHONFAULTHANDLER: 1 | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| - name: Set up Python | |
| uses: actions/setup-python@v5 | |
| with: | |
| python-version: ${{ matrix.python-version }} | |
| cache: pip | |
| cache-dependency-path: .github/requirements-cffi.txt | |
| - name: Install Go | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version: 1.25.x | |
| cache: true | |
| - name: Install packages | |
| run: | | |
| python -m pip install -r .github/requirements-cffi.txt | |
| go install golang.org/x/tools/cmd/goimports@v0.29.0 | |
| - name: Build | |
| run: go build -v ./... | |
| - name: Test | |
| run: go test -v ./... | |
| # Builds and tests the opt-in pybind11 backend (GOPY_BACKEND=pybind11). | |
| # Runs beside the main matrix, on one Go version, and stops at the first | |
| # failure. Shares its cgo shim with cffi (see noAPIShim in bind/cffi.go); | |
| # what's new here is compiling a C++ file against that shim with a real | |
| # C++ compiler, so unlike the cffi job this needs no extra system packages | |
| # (a C++ compiler is already required for CGO_ENABLED=1 on every platform). | |
| pybind11: | |
| name: pybind11 backend (${{ matrix.platform }}, Python ${{ matrix.python-version }}) | |
| strategy: | |
| fail-fast: true | |
| matrix: | |
| platform: [ubuntu-latest, windows-latest, macos-15] | |
| python-version: ['3.11', '3.12'] | |
| runs-on: ${{ matrix.platform }} | |
| env: | |
| GOPY_BACKEND: pybind11 | |
| # CXX defaults to "c++" in buildPyBind11 (cmd_build.go), which isn't a | |
| # recognized command on windows-latest's MinGW toolchain (the same one | |
| # CGO_ENABLED=1 already needs there, so no extra install is needed). | |
| CXX: g++ | |
| PYTHONFAULTHANDLER: 1 | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v4 | |
| - name: Set up Python | |
| uses: actions/setup-python@v5 | |
| with: | |
| python-version: ${{ matrix.python-version }} | |
| cache: pip | |
| cache-dependency-path: .github/requirements-pybind11.txt | |
| - name: Install Go | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version: 1.25.x | |
| cache: true | |
| - name: Install packages | |
| run: | | |
| python -m pip install -r .github/requirements-pybind11.txt | |
| go install golang.org/x/tools/cmd/goimports@v0.29.0 | |
| - name: Build | |
| run: go build -v ./... | |
| # The skipped tests use features the pybind11 backend does not support | |
| # yet: Python callbacks (TestBindFuncs, TestBindCallbacks), complex | |
| # numbers (TestBindSimple, TestBuiltinSlices), and pybind11's own | |
| # auto-generated TypeError wording, which differs from pybindgen's for | |
| # one case in TestHi (Person's setters given the wrong argument type) -- | |
| # a message-text difference, not a functional one. | |
| # | |
| # -timeout raises go test's own default (10m): each test here compiles | |
| # twice (cgo, then a separate C++ step), against cffi's one, and once | |
| # measured at ~18.5s/test average on windows-latest, 32 tests alone used | |
| # 590s of the default budget. | |
| - name: Test | |
| run: go test -v -timeout=30m -skip '^(TestHi|TestBindFuncs|TestBindCallbacks|TestBindSimple|TestBuiltinSlices)$' ./... |