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Preserve the invariant tostring(elem) == b''.join(tostringlist(elem)) and add a test to make sure it keeps working

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This commit is contained in:
Eli Bendersky 2012-07-17 05:45:11 +03:00
parent daa4c6b2e6
commit 426e248feb
2 changed files with 15 additions and 0 deletions
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9
Lib/test/test_xml_etree.py
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@ -2286,6 +2286,15 @@ class IOTest(unittest.TestCase):
'''<?xml version='1.0' encoding='utf-16'?>\n'''
'''<site />'''.encode("utf-16"))
def test_tostringlist_invariant(self):
root = ET.fromstring('<tag>foo</tag>')
self.assertEqual(
ET.tostring(root, 'unicode'),
''.join(ET.tostringlist(root, 'unicode')))
self.assertEqual(
ET.tostring(root, 'utf-16'),
b''.join(ET.tostringlist(root, 'utf-16')))
class ParseErrorTest(unittest.TestCase):
def test_subclass(self):