Homec4science
Diffusion Homework_sp4e_Peruzzo_SáezUribe (master) Browse

R9490/homework4/pybind11/tests/pybind11_tests.h
d2249e07718dmaster

Last Change
Raw File

pybind11_tests.h
View Options

#pragma once
#include <pybind11/pybind11.h>
#if defined(_MSC_VER) && _MSC_VER < 1910
// We get some really long type names here which causes MSVC 2015 to emit warnings
# pragma warning(disable: 4503) // warning C4503: decorated name length exceeded, name was truncated
#endif
namespace py = pybind11;
using namespace pybind11::literals;
class test_initializer {
using Initializer = void (*)(py::module &);
public:
test_initializer(Initializer init);
test_initializer(const char *submodule_name, Initializer init);
};
#define TEST_SUBMODULE(name, variable) \
void test_submodule_##name(py::module &); \
test_initializer name(#name, test_submodule_##name); \
void test_submodule_##name(py::module &variable)
/// Dummy type which is not exported anywhere -- something to trigger a conversion error
struct UnregisteredType { };
/// A user-defined type which is exported and can be used by any test
class UserType {
public:
UserType() = default;
UserType(int i) : i(i) { }
int value() const { return i; }
void set(int set) { i = set; }
private:
int i = -1;
};
/// Like UserType, but increments `value` on copy for quick reference vs. copy tests
class IncType : public UserType {
public:
using UserType::UserType;
IncType() = default;
IncType(const IncType &other) : IncType(other.value() + 1) { }
IncType(IncType &&) = delete;
IncType &operator=(const IncType &) = delete;
IncType &operator=(IncType &&) = delete;
};
/// Custom cast-only type that casts to a string "rvalue" or "lvalue" depending on the cast context.
/// Used to test recursive casters (e.g. std::tuple, stl containers).
struct RValueCaster {};
NAMESPACE_BEGIN(pybind11)
NAMESPACE_BEGIN(detail)
template<> class type_caster<RValueCaster> {
public:
PYBIND11_TYPE_CASTER(RValueCaster, _("RValueCaster"));
static handle cast(RValueCaster &&, return_value_policy, handle) { return py::str("rvalue").release(); }
static handle cast(const RValueCaster &, return_value_policy, handle) { return py::str("lvalue").release(); }
};
NAMESPACE_END(detail)
NAMESPACE_END(pybind11)
c4science · Help