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Add builtin converter for None <-> std::nullptr_t #406

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Add builtin converter for None <-> std::nullptr_t #406

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4e54b4a
Add builtin converter for None <-> std::nullptr_t
huangqinjin Dec 12, 2022
1c1db3a
Add tests for None <-> nullptr_t conversion
huangqinjin Dec 13, 2022
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Add tests for None <-> nullptr_t conversion
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@huangqinjin
huangqinjin committed Dec 13, 2022
commit 1c1db3ad05208fbba8986e6037e84081bbe2864c
6 changes: 6 additions & 0 deletions test/builtin_converters.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,9 @@ BOOST_PYTHON_MODULE(builtin_converters_ext)
def("long_long_size", by_value<BOOST_PYTHON_LONG_LONG>::size);
#endif

#ifndef BOOST_NO_CXX11_NULLPTR
def("rewrap_value_nullptr_t", by_value<std::nullptr_t>::rewrap);
#endif
def("rewrap_value_bool", by_value<bool>::rewrap);
def("rewrap_value_char", by_value<char>::rewrap);
def("rewrap_value_signed_char", by_value<signed char>::rewrap);
Expand Down Expand Up @@ -121,6 +124,9 @@ BOOST_PYTHON_MODULE(builtin_converters_ext)
def("rewrap_value_mutable_cstring", rewrap_value_mutable_cstring);


#ifndef BOOST_NO_CXX11_NULLPTR
def("rewrap_const_reference_nullptr_t", by_const_reference<std::nullptr_t>::rewrap);
#endif
def("rewrap_const_reference_bool", by_const_reference<bool>::rewrap);
def("rewrap_const_reference_char", by_const_reference<char>::rewrap);
def("rewrap_const_reference_signed_char", by_const_reference<signed char>::rewrap);
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9 changes: 9 additions & 0 deletions test/test_builtin_converters.py
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Expand Up @@ -32,6 +32,12 @@
... def rewrap_const_reference_unsigned_long_long(x): return long(x)
>>> if not 'long_long_size' in dir():
... def long_long_size(): return long_size()
>>> if not 'rewrap_value_nullptr_t' in dir():
... def rewrap_value_nullptr_t(x): return x
... def rewrap_const_reference_nullptr_t(x): return x

>>> rewrap_value_nullptr_t(None) is None
True

>>> try: bool_exists = bool
... except: pass
Expand Down Expand Up @@ -156,6 +162,9 @@
>>> rewrap_value_mutable_cstring('hello, world')
'hello, world'

>>> rewrap_const_reference_nullptr_t(None) is None
True

>>> rewrap_const_reference_bool(None)
0
>>> rewrap_const_reference_bool(0)
Expand Down