84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
/*
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tests/test_multiple_inheritance.cpp -- multiple inheritance,
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implicit MI casts
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Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch>
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All rights reserved. Use of this source code is governed by a
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BSD-style license that can be found in the LICENSE file.
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*/
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#include "pybind11_tests.h"
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struct Base1 {
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Base1(int i) : i(i) { }
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int foo() { return i; }
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int i;
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};
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struct Base2 {
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Base2(int i) : i(i) { }
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int bar() { return i; }
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int i;
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};
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struct Base12 : Base1, Base2 {
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Base12(int i, int j) : Base1(i), Base2(j) { }
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};
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struct MIType : Base12 {
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MIType(int i, int j) : Base12(i, j) { }
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};
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test_initializer multiple_inheritance([](py::module &m) {
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py::class_<Base1>(m, "Base1")
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.def(py::init<int>())
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.def("foo", &Base1::foo);
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py::class_<Base2>(m, "Base2")
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.def(py::init<int>())
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.def("bar", &Base2::bar);
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py::class_<Base12, Base1, Base2>(m, "Base12");
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py::class_<MIType, Base12>(m, "MIType")
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.def(py::init<int, int>());
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});
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/* Test the case where not all base classes are specified,
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and where pybind11 requires the py::multiple_inheritance
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flag to perform proper casting between types */
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struct Base1a {
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Base1a(int i) : i(i) { }
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int foo() { return i; }
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int i;
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};
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struct Base2a {
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Base2a(int i) : i(i) { }
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int bar() { return i; }
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int i;
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};
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struct Base12a : Base1a, Base2a {
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Base12a(int i, int j) : Base1a(i), Base2a(j) { }
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};
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test_initializer multiple_inheritance_nonexplicit([](py::module &m) {
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py::class_<Base1a, std::shared_ptr<Base1a>>(m, "Base1a")
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.def(py::init<int>())
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.def("foo", &Base1a::foo);
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py::class_<Base2a, std::shared_ptr<Base2a>>(m, "Base2a")
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.def(py::init<int>())
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.def("bar", &Base2a::bar);
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py::class_<Base12a, /* Base1 missing */ Base2a,
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std::shared_ptr<Base12a>>(m, "Base12a", py::multiple_inheritance())
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.def(py::init<int, int>());
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m.def("bar_base2a", [](Base2a *b) { return b->bar(); });
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m.def("bar_base2a_sharedptr", [](std::shared_ptr<Base2a> b) { return b->bar(); });
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});
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