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import pytest
from rpython.rtyper.lltypesystem import lltype
from pypy.interpreter.error import OperationError
from pypy.module.cpyext.test.test_api import BaseApiTest
from pypy.module.cpyext.test.test_cpyext import AppTestCpythonExtensionBase
from pypy.module.cpyext.number import (
PyNumber_Long, PyNumber_Index, PyNumber_Add,
PyNumber_Multiply, PyNumber_InPlaceMultiply, PyNumber_Absolute,
PyNumber_Power, PyNumber_InPlacePower)
from pypy.module.cpyext.longobject import PyLong_CheckExact
from pypy.module.cpyext.object import PyObject_Size
class TestIterator(BaseApiTest):
def test_number_long(self, space):
w_l = PyNumber_Long(space, space.wrap(123))
assert PyLong_CheckExact(space, w_l)
w_l = PyNumber_Long(space, space.wrap("123"))
assert PyLong_CheckExact(space, w_l)
def test_number_long2(self, space):
w_l = PyNumber_Long(space, space.wraplong(123L))
assert PyLong_CheckExact(space, w_l)
w_l = PyNumber_Long(space, space.wrap(2 << 65))
assert PyLong_CheckExact(space, w_l)
w_l = PyNumber_Long(space, space.wrap(42.3))
assert PyLong_CheckExact(space, w_l)
w_l = PyNumber_Long(space, space.wrap("42"))
assert PyLong_CheckExact(space, w_l)
def test_number_index(self, space):
w_l = PyNumber_Index(space, space.wraplong(123L))
assert PyLong_CheckExact(space, w_l)
with pytest.raises(OperationError):
PyNumber_Index(space, space.wrap(42.3))
def test_numbermethods(self, space, api):
assert "ab" == space.unwrap(
PyNumber_Add(space, space.wrap("a"), space.wrap("b")))
assert "aaa" == space.unwrap(
PyNumber_Multiply(space, space.wrap("a"), space.wrap(3)))
w_l = space.newlist([1, 2, 3])
w_l2 = PyNumber_Multiply(space, w_l, space.wrap(3))
assert PyObject_Size(space, w_l2) == 9
assert PyObject_Size(space, w_l) == 3
w_l3 = PyNumber_InPlaceMultiply(space, w_l, space.wrap(3))
assert PyObject_Size(space, w_l) == 9
assert w_l3 is w_l
# unary function
assert 9 == space.unwrap(PyNumber_Absolute(space, space.wrap(-9)))
# power
assert 9 == space.unwrap(
PyNumber_Power(space, space.wrap(3), space.wrap(2), space.w_None))
assert 4 == space.unwrap(
PyNumber_Power(space, space.wrap(3), space.wrap(2), space.wrap(5)))
assert 9 == space.unwrap(
PyNumber_InPlacePower(space, space.wrap(3), space.wrap(2), space.w_None))
class AppTestCNumber(AppTestCpythonExtensionBase):
def test_Check(self):
import sys
mod = self.import_extension('foo', [
("PyNumber_Check", "METH_O",
'''
int val = PyNumber_Check(args);
return PyLong_FromLong(val);
'''),
("PyIndex_Check", "METH_O",
'''
int val = PyIndex_Check(args);
return PyLong_FromLong(val);
'''),
])
if 0:
val = mod.PyNumber_Check(10)
assert val == 1
assert mod.PyIndex_Check(12)
assert mod.PyIndex_Check(-12)
assert not mod.PyIndex_Check(12.1)
assert not mod.PyIndex_Check('12')
assert not mod.PyIndex_Check(1 + 3j)
assert mod.PyNumber_Check(12)
assert mod.PyNumber_Check(-12)
assert mod.PyNumber_Check(12.1)
assert not mod.PyNumber_Check('12')
assert mod.PyNumber_Check(1 + 3j)
#
class MyIndex:
def __index__(self):
return 42
val = mod.PyNumber_Check(MyIndex())
assert val == 1
# issue 3383: CPython only checks for the presence of __index__,
# not that it is valid
class Raises:
def __index__(self):
raise ValueError(42)
class Missing:
pass
m = Raises()
assert mod.PyIndex_Check(m)
m = Missing()
assert not mod.PyIndex_Check(m)
def test_number_tobase(self):
import sys
mod = self.import_extension('foo', [
("pynumber_tobase", "METH_VARARGS",
"""
PyObject *obj;
int base;
if (!PyArg_ParseTuple(args, "Oi:pynumber_tobase",
&obj, &base)) {
return NULL;
}
return PyNumber_ToBase(obj, base);
""")])
assert mod.pynumber_tobase(123, 2) == '0b1111011'
assert mod.pynumber_tobase(123, 8) == '0o173'
assert mod.pynumber_tobase(123, 10) == '123'
assert mod.pynumber_tobase(123, 16) == '0x7b'
assert mod.pynumber_tobase(-123, 2) == '-0b1111011'
assert mod.pynumber_tobase(-123, 8) == '-0o173'
assert mod.pynumber_tobase(-123, 10) == '-123'
assert mod.pynumber_tobase(-123, 16) == '-0x7b'
try:
mod.pynumber_tobase(123.0, 10)
except TypeError:
pass
else:
assert False, 'expected TypeError'
try:
mod.pynumber_tobase('123', 10)
except TypeError:
pass
else:
assert False, 'expected TypeError'
if 'PyPy' in sys.version or sys.version_info >= (3,7):
# bpo 38643
try:
mod.pynumber_tobase(123, 0)
except SystemError:
pass
else:
assert False, 'expected TypeError'
# large number:
num = 2**66
assert mod.pynumber_tobase(num, 2) == '0b1' + '0' * 66
assert mod.pynumber_tobase(num, 8) == '0o10000000000000000000000'
assert mod.pynumber_tobase(num, 10) == str(num)
assert mod.pynumber_tobase(num, 16) == '0x40000000000000000'
def test_number_to_ssize_t(self):
import sys
mod = self.import_extension('foo', [
("to_ssize_t", "METH_VARARGS",
"""
PyObject *obj;
PyObject *exc = NULL;
long long value;
if (!PyArg_ParseTuple(args, "O|O:to_ssize_t",
&obj, &exc)) {
return NULL;
}
if (exc == NULL) {
// printf("got no exc\\n");
} else {
// printf("got exc\\n");
}
value = PyNumber_AsSsize_t(obj, exc);
if (PyErr_Occurred()) {
return NULL;
}
return PyLong_FromLongLong(value);
""")])
assert mod.to_ssize_t(2 ** 68) == sys.maxsize
assert mod.to_ssize_t(12) == 12
raises(TypeError, mod.to_ssize_t, 2 ** 68, TypeError)
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