Files
whipper-gui/whipper/test/common.py
2018-05-08 18:39:08 +02:00

89 lines
2.4 KiB
Python

# -*- Mode: Python -*-
# vi:si:et:sw=4:sts=4:ts=4
import re
import os
import sys
import whipper
# twisted's unittests have skip support, standard unittest don't
from twisted.trial import unittest
# lifted from flumotion
def _diff(old, new, desc):
import difflib
lines = difflib.unified_diff(old, new)
lines = list(lines)
if not lines:
return
output = ''
for line in lines:
output += '%s: %s\n' % (desc, line[:-1])
raise AssertionError(
("\nError while comparing strings:\n"
"%s") % (output.encode('utf-8'), ))
def diffStrings(orig, new, desc='input'):
assert type(orig) == type(new), 'type %s and %s are different' % (
type(orig), type(new))
def _tolines(s):
return [line + '\n' for line in s.split('\n')]
return _diff(_tolines(orig),
_tolines(new),
desc=desc)
class TestCase(unittest.TestCase):
# unittest.TestCase.failUnlessRaises does not return the exception,
# and we'd like to check for the actual exception under TaskException,
# so override the way twisted.trial.unittest does, without failure
def failUnlessRaises(self, exception, f, *args, **kwargs):
try:
result = f(*args, **kwargs)
except exception as inst:
return inst
except exception as e:
raise Exception('%s raised instead of %s:\n %s' %
(sys.exec_info()[0], exception.__name__, str(e))
)
else:
raise Exception('%s not raised (%r returned)' %
(exception.__name__, result)
)
assertRaises = failUnlessRaises
def readCue(self, name):
"""
Read a .cue file, and replace the version comment with the current
version so we can use it in comparisons.
"""
cuefile = os.path.join(os.path.dirname(__file__), name)
ret = open(cuefile).read().decode('utf-8')
ret = re.sub(
'REM COMMENT "whipper.*',
'REM COMMENT "whipper %s"' % (whipper.__version__),
ret, re.MULTILINE)
return ret
class UnicodeTestMixin:
# A helper mixin to skip tests if we're not in a UTF-8 locale
try:
os.stat(u'whipper.test.B\xeate Noire.empty')
except UnicodeEncodeError:
skip = 'No UTF-8 locale'
except OSError:
pass