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Experiment: specify indirect bases
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@ -26,6 +26,14 @@ private:
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int drvd_value;
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};
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struct CppDrv2 : CppDrvd {
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explicit CppDrv2(int value) : CppDrvd(value), drv2_value(value * 5) {}
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int get_drv2_value() const { return drv2_value; }
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private:
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int drv2_value;
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};
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} // namespace test_python_multiple_inheritance
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TEST_SUBMODULE(python_multiple_inheritance, m) {
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@ -42,4 +50,12 @@ TEST_SUBMODULE(python_multiple_inheritance, m) {
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.def("reset_drvd_value", &CppDrvd::reset_drvd_value)
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.def("get_base_value_from_drvd", &CppDrvd::get_base_value_from_drvd)
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.def("reset_base_value_from_drvd", &CppDrvd::reset_base_value_from_drvd);
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#if 1 // This works.
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py::class_<CppDrv2, CppDrvd>(m, "CppDrv2")
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#else // Apparent undefined behavior.
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py::class_<CppDrv2, CppDrvd, CppBase>(m, "CppDrv2")
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#endif
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.def(py::init<int>())
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.def("get_drv2_value", &CppDrv2::get_drv2_value);
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}
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@ -12,6 +12,10 @@ class PPCC(PC, m.CppDrvd):
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pass
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class PPCC2(PC, m.CppDrv2):
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pass
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def test_PC():
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d = PC(11)
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assert d.get_base_value() == 11
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@ -33,3 +37,10 @@ def test_PPCC():
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d.reset_base_value_from_drvd(30)
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assert d.get_base_value() == 30
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assert d.get_base_value_from_drvd() == 30
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def test_PPCC2():
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d = PPCC2(13)
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assert d.get_drv2_value() == 65
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assert d.get_drvd_value() == 39
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assert d.get_base_value() == 13
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