tahoe-lafs/src/allmydata/test/test_humanreadable.py
Itamar Turner-Trauring 140cb80ff7 Clarify comment.
2020-07-03 13:15:57 -04:00

56 lines
2.1 KiB
Python

"""Tests for allmydata.util.humanreadable."""
from __future__ import unicode_literals
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from past.builtins import long
from twisted.trial import unittest
from allmydata.util import humanreadable
def foo(): pass # FYI foo()'s line number is used in the test below
class NoArgumentException(Exception):
def __init__(self):
pass
class HumanReadable(unittest.TestCase):
def test_repr(self):
hr = humanreadable.hr
self.failUnlessEqual(hr(foo), "<foo() at test_humanreadable.py:15>")
self.failUnlessEqual(hr(self.test_repr),
"<bound method HumanReadable.test_repr of <allmydata.test.test_humanreadable.HumanReadable testMethod=test_repr>>")
self.failUnlessEqual(hr(long(1)), "1")
self.assertIn(hr(10**40),
["100000000000000000...000000000000000000",
"100000000000000000...0000000000000000000"])
self.failUnlessEqual(hr(self), "<allmydata.test.test_humanreadable.HumanReadable testMethod=test_repr>")
self.failUnlessEqual(hr([1,2]), "[1, 2]")
self.failUnlessEqual(hr({1:2}), "{1:2}")
try:
raise ValueError
except Exception as e:
self.failUnless(
hr(e) == "<ValueError: ()>" # python-2.4
or hr(e) == "ValueError()") # python-2.5
try:
raise ValueError("oops")
except Exception as e:
self.failUnless(
hr(e) == "<ValueError: 'oops'>" # python-2.4
or hr(e) == "ValueError('oops',)" # python-2.5
or hr(e) == "ValueError(u'oops',)" # python 2 during py3 transition
)
try:
raise NoArgumentException
except Exception as e:
self.failUnless(
hr(e) == "<NoArgumentException>" # python-2.4
or hr(e) == "NoArgumentException()" # python-2.5
or hr(e) == "<NoArgumentException: ()>", hr(e)) # python-3