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# mode: run
# tag: cpp, werror, cpp11
import sys
from libcpp.map cimport map
from libcpp.unordered_map cimport unordered_map
from libcpp.set cimport set as cpp_set
from libcpp.unordered_set cimport unordered_set
from libcpp.string cimport string
from libcpp.pair cimport pair
from libcpp.vector cimport vector
from libcpp.list cimport list as cpp_list
py_set = set
py_xrange = xrange
py_unicode = unicode
cdef string add_strings(string a, string b) except *:
return a + b
def normalize(bytes b):
if sys.version_info[0] >= 3:
return b.decode("ascii")
else:
return b
def test_string(o):
"""
>>> normalize(test_string("abc".encode('ascii')))
'abc'
>>> normalize(test_string("abc\\x00def".encode('ascii')))
'abc\\x00def'
"""
cdef string s = o
return s
def test_encode_to_string(o):
"""
>>> normalize(test_encode_to_string('abc'))
'abc'
>>> normalize(test_encode_to_string('abc\\x00def'))
'abc\\x00def'
"""
cdef string s = o.encode('ascii')
return s
def test_encode_to_string_cast(o):
"""
>>> normalize(test_encode_to_string_cast('abc'))
'abc'
>>> normalize(test_encode_to_string_cast('abc\\x00def'))
'abc\\x00def'
"""
s = <string>o.encode('ascii')
return s
def test_unicode_encode_to_string(unicode o):
"""
>>> normalize(test_unicode_encode_to_string(py_unicode('abc')))
'abc'
>>> normalize(test_unicode_encode_to_string(py_unicode('abc\\x00def')))
'abc\\x00def'
"""
cdef string s = o.encode('ascii')
return s
def test_string_call(a, b):
"""
>>> normalize(test_string_call("abc".encode('ascii'), "xyz".encode('ascii')))
'abcxyz'
"""
return add_strings(a, b)
def test_c_string_convert(char *c_string):
"""
>>> normalize(test_c_string_convert("abc".encode('ascii')))
'abc'
"""
cdef string s
with nogil:
s = c_string
return s
def test_int_vector(o):
"""
>>> test_int_vector([1, 2, 3])
[1, 2, 3]
>>> test_int_vector((1, 10, 100))
[1, 10, 100]
>>> test_int_vector(py_xrange(1,10,2))
[1, 3, 5, 7, 9]
>>> test_int_vector([10**20]) #doctest: +ELLIPSIS
Traceback (most recent call last):
...
OverflowError: ...
"""
cdef vector[int] v = o
return v
cdef vector[int] takes_vector(vector[int] x):
return x
def test_list_literal_to_vector():
"""
>>> test_list_literal_to_vector()
[1, 2, 3]
"""
return takes_vector([1, 2, 3])
def test_tuple_literal_to_vector():
"""
>>> test_tuple_literal_to_vector()
[1, 2, 3]
"""
return takes_vector((1, 2, 3))
def test_string_vector(s):
"""
>>> list(map(normalize, test_string_vector('ab cd ef gh'.encode('ascii'))))
['ab', 'cd', 'ef', 'gh']
"""
cdef vector[string] cpp_strings = s.split()
return cpp_strings
cdef list convert_string_vector(vector[string] vect):
return vect
def test_string_vector_temp_funcarg(s):
"""
>>> list(map(normalize, test_string_vector_temp_funcarg('ab cd ef gh'.encode('ascii'))))
['ab', 'cd', 'ef', 'gh']
"""
return convert_string_vector(s.split())
def test_double_vector(o):
"""
>>> test_double_vector([1, 2, 3])
[1.0, 2.0, 3.0]
>>> test_double_vector([10**20])
[1e+20]
"""
cdef vector[double] v = o
return v
def test_repeated_double_vector(a, b, int n):
"""
>>> test_repeated_double_vector(1, 1.5, 3)
[1.0, 1.5, 1.0, 1.5, 1.0, 1.5]
"""
cdef vector[double] v = [a, b] * n
return v
ctypedef int my_int
def test_typedef_vector(o):
"""
>>> test_typedef_vector([1, 2, 3])
[1, 2, 3]
>>> test_typedef_vector([1, 2, 3**100]) #doctest: +ELLIPSIS
Traceback (most recent call last):
...
OverflowError: ...
"TypeError: an integer is required" on CPython
>>> test_typedef_vector([1, 2, None]) #doctest: +ELLIPSIS
Traceback (most recent call last):
...
TypeError: ...int...
"""
cdef vector[my_int] v = o
return v
def test_pair(o):
"""
>>> test_pair((1, 2))
(1, 2.0)
"""
cdef pair[long, double] p = o
return p
def test_list(o):
"""
>>> test_list([1, 2, 3])
[1, 2, 3]
"""
cdef cpp_list[int] l = o
return l
def test_set(o):
"""
>>> sorted(test_set([1, 2, 3]))
[1, 2, 3]
>>> sorted(test_set([1, 2, 3, 3]))
[1, 2, 3]
>>> type(test_set([])) is py_set
True
"""
cdef cpp_set[long] s = o
return s
def test_unordered_set(o):
"""
>>> sorted(test_unordered_set([1, 2, 3]))
[1, 2, 3]
>>> sorted(test_unordered_set([1, 2, 3, 3]))
[1, 2, 3]
>>> type(test_unordered_set([])) is py_set
True
"""
cdef unordered_set[long] s = o
return s
def test_map(o):
"""
>>> test_map({1: 1.0, 2: 0.5, 3: 0.25})
{1: 1.0, 2: 0.5, 3: 0.25}
"""
cdef map[int, double] m = o
return m
def test_unordered_map(o):
"""
>>> d = test_map({1: 1.0, 2: 0.5, 3: 0.25})
>>> sorted(d)
[1, 2, 3]
>>> (d[1], d[2], d[3])
(1.0, 0.5, 0.25)
"""
cdef unordered_map[int, double] m = o
return m
def test_nested(o):
"""
>>> test_nested({})
{}
>>> d = test_nested({(1.0, 2.0): [1, 2, 3], (1.0, 0.5): [1, 10, 100]})
>>> type(d) is dict or type(d)
True
>>> sorted(d)
[(1.0, 0.5), (1.0, 2.0)]
>>> d[(1.0, 0.5)]
[1, 10, 100]
>>> d[(1.0, 2.0)]
[1, 2, 3]
"""
cdef map[pair[double, double], vector[int]] m = o
return m
cpdef enum Color:
RED = 0
GREEN
BLUE
def test_enum_map(o):
"""
>>> test_enum_map({RED: GREEN})
{0: 1}
"""
cdef map[Color, Color] m = o
return m
cdef map[unsigned int, unsigned int] takes_map(map[unsigned int, unsigned int] m):
return m
def test_dict_literal_to_map():
"""
>>> test_dict_literal_to_map()
{1: 1}
"""
return takes_map({1: 1}) # https://github.com/cython/cython/pull/4228
# DictNode could not be converted directly
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