Package lxml :: Package tests :: Module test_elementpath |
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# Source Code for Module lxml.tests.test_elementpath

     1  # -*- coding: utf-8 -*-
     2
     3  """
     4  Tests for the ElementPath implementation.
     5  """
     6
     7  from __future__ import absolute_import
     8
     9  import unittest
    10  from .common_imports import etree, HelperTestCase
    11
    12
    13 -class EtreeElementPathTestCase(HelperTestCase):
    14      etree = etree
    15      from lxml import _elementpath
    16
    17 -    def test_cache(self):
    18          self._elementpath._cache.clear()
    19          el = self.etree.XML(b'<a><b><c/><c/></b></a>')
    20          self.assertFalse(self._elementpath._cache)
    21
    22          self.assertTrue(el.findall('b/c'))
    23          self.assertEqual(1, len(self._elementpath._cache))
    24          self.assertTrue(el.findall('b/c'))
    25          self.assertEqual(1, len(self._elementpath._cache))
    26          self.assertFalse(el.findall('xxx'))
    27          self.assertEqual(2, len(self._elementpath._cache))
    28          self.assertFalse(el.findall('xxx'))
    29          self.assertEqual(2, len(self._elementpath._cache))
    30          self.assertTrue(el.findall('b/c'))
    31          self.assertEqual(2, len(self._elementpath._cache))
    32
    33
    34  #class ElementTreeElementPathTestCase(EtreeElementPathTestCase):
    35  #    import xml.etree.ElementTree as etree
    36  #    import xml.etree.ElementPath as _elementpath
    37
    38
    39 -def test_suite():
    40      suite = unittest.TestSuite()
    41      suite.addTests([unittest.makeSuite(EtreeElementPathTestCase)])
    42      #suite.addTests([unittest.makeSuite(ElementTreeElementPathTestCase)])
    43      return suite
    44
    45
    46  if __name__ == '__main__':
    47      print('to test use test.py %s' % __file__)
    48