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dabrahamsdabrahams
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[SVN r19449]
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‎test/keywords.cpp‎

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// Copyright David Abrahams 2002. Permission to copy, use,
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// modify, sell and distribute this software is granted provided this
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// copyright notice appears in all copies. This software is provided
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// "as is" without express or implied warranty, and with no claim as
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// to its suitability for any purpose.
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#include <boost/python.hpp>
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#include <string>
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struct Foo
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{
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Foo(
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int a = 0
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, double b = 0
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, const std::string &n = std::string()
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) :
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a_(a)
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, b_(b)
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, n_(n)
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{}
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void set(int a=0, double b=0, const std::string &n=std::string())
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{
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a_ = a;
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b_ = b;
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n_ = n;
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}
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int geta() const { return a_; }
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double getb() const { return b_; }
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std::string getn() const { return n_; }
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private:
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int a_;
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double b_;
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std::string n_;
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};
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struct Bar
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{
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Bar(
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int a = 0
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, double b = 0
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, const std::string &n = std::string()
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) :
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a_(a)
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, b_(b)
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, n_(n)
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{}
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void set(int a=0, double b=0, const std::string &n=std::string())
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{
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a_ = a;
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b_ = b;
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n_ = n;
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}
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int geta() const { return a_; }
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double getb() const { return b_; }
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std::string getn() const { return n_; }
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private:
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int a_;
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double b_;
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std::string n_;
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};
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BOOST_PYTHON_MEMBER_FUNCTION_OVERLOADS(bar_set, Bar::set, 0,3)
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using namespace boost::python;
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#if BOOST_WORKAROUND(__GNUC__, == 2)
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using boost::python::arg;
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#endif
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BOOST_PYTHON_MODULE(keywords)
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{
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class_<Foo>("Foo" , init<
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int
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, double
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, const std::string &
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>(
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( arg("a") = 0
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, arg("b") = 0.0
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, arg("n") = std::string()
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)
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))
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.def("set", &Foo::set, (arg("a") = 0, arg("b") = 0.0, arg("n") = std::string()) )
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.def("a", &Foo::geta)
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.def("b", &Foo::getb)
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.def("n", &Foo::getn)
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;
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class_<Bar>("Bar" , init<optional<
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int
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, double
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, const std::string &
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>
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>()
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)
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.def("set", &Bar::set, bar_set())
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.def("a", &Bar::geta)
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.def("b", &Bar::getb)
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.def("n", &Bar::getn)
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;
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}
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#include "module_tail.cpp"

‎test/keywords_test.py‎

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'''
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>>> from keywords import *
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>>> f = Foo()
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '')
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>>> f = Foo(1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f = Foo(1,1.0)
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '')
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>>> f = Foo(1,1.0,"1")
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '1')
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>>> f = Foo(a=1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f = Foo(b=1)
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>>> f.a(), f.b(), f.n()
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(0, 1.0, '')
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>>> f = Foo(n="1")
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '1')
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>>> f = Foo(1,n="1")
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '1')
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>>> f.set()
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '')
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>>> f.set(1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f.set(1,1.0)
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '')
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>>> f.set(1,1.0,"1")
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '1')
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>>> f.set(a=1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f.set(b=1)
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>>> f.a(), f.b(), f.n()
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(0, 1.0, '')
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>>> f.set(n="1")
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '1')
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>>> f.set(1,n="1")
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '1')
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# lets see how badly we've broken the 'regular' functions
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>>> f = Bar()
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '')
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>>> f = Bar(1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f = Bar(1,1.0)
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '')
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>>> f = Bar(1,1.0,"1")
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '1')
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>>> f.set()
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>>> f.a(), f.b(), f.n()
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(0, 0.0, '')
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>>> f.set(1)
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>>> f.a(), f.b(), f.n()
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(1, 0.0, '')
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>>> f.set(1,1.0)
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '')
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>>> f.set(1,1.0,"1")
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>>> f.a(), f.b(), f.n()
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(1, 1.0, '1')
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'''
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def run(args = None):
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import sys
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import doctest
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if args is not None:
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sys.argv = args
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return doctest.testmod(sys.modules.get(__name__))
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if __name__ == '__main__':
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print "running..."
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import sys
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sys.exit(run()[0])
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