def testSortsInfos(self):
"""There was an error because calling infolist() on the two zip files
was not giving a consistent result.
So we mock to force this situation,
and test ensure the code handles this platform-dependent edge case.
"""
old_infolist = zipfile.ZipFile.infolist
shuffled = []
def infolist(zself):
result = old_infolist(zself)
names = [z.filename for z in result]
if names in shuffled:
result = itertoolsext.shuffle(result, 500)
shuffled.append(names)
return result
def create_zip():
return self.createZip(
[['1.a', '1'],
['2.b', '2'],
['3.c', '3']])
with testhelpers.Patcher(zipfile.ZipFile, 'infolist', infolist):
zu.compare_zip_files(create_zip(), create_zip())
def docompare():
return zu.compare_zip_files(self.createZip([]), self.createZip([]))
def testEqualZips(self):
f1 = self.createZip()
f2 = self.createZip()
zu.compare_zip_files(f1, f2)
def assertAssertsWithMsg(self, z1, z2, msg):
try:
zu.compare_zip_files(z1, z2)
self.fail('Should have raised')
except zu.FileComparisonError as ex:
self.assertEqual(ex.args[0], msg)
