Files
RustPython/tests/snippets/math_module.py
2019-04-29 04:26:10 +09:00

81 lines
1.6 KiB
Python

import math
from testutils import assertRaises
# assert(math.exp(2) == math.exp(2.0))
# assert(math.exp(True) == math.exp(1.0))
#
# class Conversible():
# def __float__(self):
# print("Converting to float now!")
# return 1.1111
#
# assert math.log(1.1111) == math.log(Conversible())
# roundings
assert int.__trunc__
assert int.__floor__
assert int.__ceil__
# assert float.__trunc__
with assertRaises(AttributeError):
assert float.__floor__
with assertRaises(AttributeError):
assert float.__ceil__
assert math.trunc(2) == 2
assert math.ceil(3) == 3
assert math.floor(4) == 4
assert math.trunc(2.2) == 2
assert math.ceil(3.3) == 4
assert math.floor(4.4) == 4
class A(object):
def __trunc__(self):
return 2
def __ceil__(self):
return 3
def __floor__(self):
return 4
assert math.trunc(A()) == 2
assert math.ceil(A()) == 3
assert math.floor(A()) == 4
class A(object):
def __trunc__(self):
return 2.2
def __ceil__(self):
return 3.3
def __floor__(self):
return 4.4
assert math.trunc(A()) == 2.2
assert math.ceil(A()) == 3.3
assert math.floor(A()) == 4.4
class A(object):
def __trunc__(self):
return 'trunc'
def __ceil__(self):
return 'ceil'
def __floor__(self):
return 'floor'
assert math.trunc(A()) == 'trunc'
assert math.ceil(A()) == 'ceil'
assert math.floor(A()) == 'floor'
with assertRaises(TypeError):
math.trunc(object())
with assertRaises(TypeError):
math.ceil(object())
with assertRaises(TypeError):
math.floor(object())