tests for raw constructors

[SVN r26493]

test/raw_ctor.cpp

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+// Copyright David Abrahams 2004. Distributed under the Boost
+// Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/python/class.hpp>
+#include <boost/python/raw_function.hpp>
+#include <boost/python/make_constructor.hpp>
+#include <boost/python/dict.hpp>
+#include <boost/python/tuple.hpp>
+#include <boost/python/module.hpp>
+
+using namespace boost::python;
+
+class Foo
+{
+ public:
+    Foo(tuple args, dict kw)
+      : args(args), kw(kw) {}
+    
+    tuple args;
+    dict kw;
+};
+
+object init_foo(tuple args, dict kw)
+{
+    tuple rest(args.slice(1,_));
+    return args[0].attr("__init__")(rest, kw);
+}
+
+BOOST_PYTHON_MODULE(raw_ctor_ext)
+{
+    // using no_init postpones defining __init__ function until after
+    // raw_function for proper overload resolution order, since later
+    // defs get higher priority.
+    class_<Foo>("Foo", no_init) 
+        .def("__init__", raw_function(&init_foo))
+        .def(init<tuple, dict>())
+        .def_readwrite("args", &Foo::args)
+        .def_readwrite("kw", &Foo::kw)
+        ;
+}
+
+#include "module_tail.cpp"

test/raw_ctor.py

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+# Copyright David Abrahams 2004. Distributed under the Boost
+# Software License, Version 1.0. (See accompanying
+# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+"""
+>>> 'importing'
+'importing'
+>>> from raw_ctor_ext import *
+>>> 'imported'
+'imported'
+>>> import sys
+>>> sys.stdout.flush()
+>>> f = Foo(1, 2, 'a', bar = 3, baz = 4)
+>>> f.args
+(1, 2, 'a')
+>>> f.kw.items()
+[('bar', 3), ('baz', 4)]
+"""
+def run(args = None):
+    import sys
+    import doctest
+
+    if args is not None:
+        sys.argv = args
+    return doctest.testmod(sys.modules.get(__name__))
+
+if __name__ == '__main__':
+    print "running..."
+    import sys
+    status = run()[0]
+    if (status == 0): print "Done."
+    sys.exit(status)
+
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