# mode: run
# tag: cpp, werror
cdef extern from "shapes.h" namespace "shapes":
cdef cppclass Shape:
float area()
cdef cppclass Circle(Shape):
int radius
Circle(int)
cdef cppclass Square(Shape):
Square(int)
from cython cimport typeof
from cython.operator cimport dereference as d
from cython.operator cimport preincrement as incr
from libcpp.vector cimport vector
def test_reversed_vector_iteration(L):
"""
>>> test_reversed_vector_iteration([1,2,3])
int: 3
int: 2
int: 1
int
"""
cdef vector[int] v = L
it = v.rbegin()
while it != v.rend():
a = d(it)
incr(it)
print('%s: %s' % (typeof(a), a))
print(typeof(a))
def test_derived_types(int size, bint round):
"""
>>> test_derived_types(5, True)
Shape *
>>> test_derived_types(5, False)
Shape *
"""
if round:
ptr = new Circle(size)
else:
ptr = new Square(size)
print typeof(ptr)
del ptr