1 /*
2 tests/test_gil_scoped.cpp -- acquire and release gil
3
4 Copyright (c) 2017 Borja Zarco (Google LLC) <bzarco@google.com>
5
6 All rights reserved. Use of this source code is governed by a
7 BSD-style license that can be found in the LICENSE file.
8 */
9
10 #include "pybind11_tests.h"
11 #include <pybind11/functional.h>
12
13
14 class VirtClass {
15 public:
16 virtual ~VirtClass() = default;
17 VirtClass() = default;
18 VirtClass(const VirtClass&) = delete;
virtual_func()19 virtual void virtual_func() {}
20 virtual void pure_virtual_func() = 0;
21 };
22
23 class PyVirtClass : public VirtClass {
virtual_func()24 void virtual_func() override {
25 PYBIND11_OVERRIDE(void, VirtClass, virtual_func,);
26 }
pure_virtual_func()27 void pure_virtual_func() override {
28 PYBIND11_OVERRIDE_PURE(void, VirtClass, pure_virtual_func,);
29 }
30 };
31
TEST_SUBMODULE(gil_scoped,m)32 TEST_SUBMODULE(gil_scoped, m) {
33 py::class_<VirtClass, PyVirtClass>(m, "VirtClass")
34 .def(py::init<>())
35 .def("virtual_func", &VirtClass::virtual_func)
36 .def("pure_virtual_func", &VirtClass::pure_virtual_func);
37
38 m.def("test_callback_py_obj",
39 [](py::object func) { func(); });
40 m.def("test_callback_std_func",
41 [](const std::function<void()> &func) { func(); });
42 m.def("test_callback_virtual_func",
43 [](VirtClass &virt) { virt.virtual_func(); });
44 m.def("test_callback_pure_virtual_func",
45 [](VirtClass &virt) { virt.pure_virtual_func(); });
46 m.def("test_cross_module_gil",
47 []() {
48 auto cm = py::module_::import("cross_module_gil_utils");
49 auto gil_acquire = reinterpret_cast<void (*)()>(
50 PyLong_AsVoidPtr(cm.attr("gil_acquire_funcaddr").ptr()));
51 py::gil_scoped_release gil_release;
52 gil_acquire();
53 });
54 }
55