94 lines
2.7 KiB
Python
94 lines
2.7 KiB
Python
# xml.etree test for cElementTree
|
|
|
|
from test import test_support
|
|
from test.test_support import precisionbigmemtest, _2G
|
|
import unittest
|
|
|
|
cET = test_support.import_module('xml.etree.cElementTree')
|
|
|
|
|
|
@unittest.skipUnless(cET, 'requires _elementtree')
|
|
class MiscTests(unittest.TestCase):
|
|
# Issue #8651.
|
|
@precisionbigmemtest(size=_2G + 100, memuse=1)
|
|
def test_length_overflow(self, size):
|
|
if size < _2G + 100:
|
|
self.skipTest("not enough free memory, need at least 2 GB")
|
|
data = b'x' * size
|
|
parser = cET.XMLParser()
|
|
try:
|
|
self.assertRaises(OverflowError, parser.feed, data)
|
|
finally:
|
|
data = None
|
|
|
|
def test_del_attribute(self):
|
|
element = cET.Element('tag')
|
|
|
|
element.tag = 'TAG'
|
|
with self.assertRaises(AttributeError):
|
|
del element.tag
|
|
self.assertEqual(element.tag, 'TAG')
|
|
|
|
with self.assertRaises(AttributeError):
|
|
del element.text
|
|
self.assertIsNone(element.text)
|
|
element.text = 'TEXT'
|
|
with self.assertRaises(AttributeError):
|
|
del element.text
|
|
self.assertEqual(element.text, 'TEXT')
|
|
|
|
with self.assertRaises(AttributeError):
|
|
del element.tail
|
|
self.assertIsNone(element.tail)
|
|
element.tail = 'TAIL'
|
|
with self.assertRaises(AttributeError):
|
|
del element.tail
|
|
self.assertEqual(element.tail, 'TAIL')
|
|
|
|
with self.assertRaises(AttributeError):
|
|
del element.attrib
|
|
self.assertEqual(element.attrib, {})
|
|
element.attrib = {'A': 'B', 'C': 'D'}
|
|
with self.assertRaises(AttributeError):
|
|
del element.attrib
|
|
self.assertEqual(element.attrib, {'A': 'B', 'C': 'D'})
|
|
|
|
def test_bpo_31728(self):
|
|
# A crash shouldn't happen in case garbage collection triggers a call
|
|
# to clear() or a reading of text or tail, while a setter or clear()
|
|
# is already running.
|
|
elem = cET.Element('elem')
|
|
class X:
|
|
def __del__(self):
|
|
elem.text
|
|
elem.tail
|
|
elem.clear()
|
|
|
|
elem.text = X()
|
|
elem.clear() # shouldn't crash
|
|
|
|
elem.tail = X()
|
|
elem.clear() # shouldn't crash
|
|
|
|
elem.text = X()
|
|
elem.text = X() # shouldn't crash
|
|
elem.clear()
|
|
|
|
elem.tail = X()
|
|
elem.tail = X() # shouldn't crash
|
|
elem.clear()
|
|
|
|
|
|
def test_main():
|
|
from test import test_xml_etree, test_xml_etree_c
|
|
|
|
# Run the tests specific to the C implementation
|
|
test_support.run_unittest(MiscTests)
|
|
|
|
# Run the same test suite as the Python module
|
|
test_xml_etree.test_main(module=cET)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|