Source Code for Module lxml.tests.test_schematron

 1  # -*- coding: utf-8 -*- 
 2   
 3  """ 
 4  Test cases related to Schematron parsing and validation 
 5  """ 
 6   
 7  from __future__ import absolute_import 
 8   
 9  import unittest 
10   
11  from .common_imports import etree, HelperTestCase, make_doctest 
12   
13   
14 -class ETreeSchematronTestCase(HelperTestCase): 
15 -    def test_schematron(self): 
16          tree_valid = self.parse('<AAA><BBB/><CCC/></AAA>') 
17          tree_invalid = self.parse('<AAA><BBB/><CCC/><DDD/></AAA>') 
18          schema = self.parse('''\ 
19  <schema xmlns="http://purl.oclc.org/dsdl/schematron" > 
20       <pattern name="Open model"> 
21            <rule context="AAA"> 
22                 <assert test="BBB"> BBB element is not present</assert> 
23                 <assert test="CCC"> CCC element is not present</assert> 
24            </rule> 
25       </pattern> 
26       <pattern name="Closed model"> 
27            <rule context="AAA"> 
28                 <assert test="BBB"> BBB element is not present</assert> 
29                 <assert test="CCC"> CCC element is not present</assert> 
30                 <assert test="count(BBB|CCC) = count (*)">There is an extra element</assert> 
31            </rule> 
32       </pattern> 
33  </schema> 
34  ''') 
35          schema = etree.Schematron(schema) 
36          self.assertTrue(schema.validate(tree_valid)) 
37          self.assertFalse(schema.error_log.filter_from_errors()) 
38   
39          self.assertFalse(schema.validate(tree_invalid)) 
40          self.assertTrue(schema.error_log.filter_from_errors()) 
41   
42          self.assertTrue(schema.validate(tree_valid))             # repeat valid 
43          self.assertFalse(schema.error_log.filter_from_errors())  # repeat valid 
44   
45 -    def test_schematron_elementtree_error(self): 
46          self.assertRaises(ValueError, etree.Schematron, etree.ElementTree()) 
47   
48 -    def test_schematron_invalid_schema(self): 
49          schema = self.parse('''\ 
50  <schema xmlns="http://purl.oclc.org/dsdl/schematron" > 
51       <pattern name="Open model"> 
52       </pattern> 
53  </schema> 
54  ''') 
55          self.assertRaises(etree.SchematronParseError, 
56                            etree.Schematron, schema) 
57   
58 -    def test_schematron_invalid_schema_empty(self): 
59          schema = self.parse('''\ 
60  <schema xmlns="http://purl.oclc.org/dsdl/schematron" /> 
61  ''') 
62          self.assertRaises(etree.SchematronParseError, 
63                            etree.Schematron, schema) 
64   
65 -    def test_schematron_invalid_schema_namespace(self): 
66          # segfault 
67          schema = self.parse('''\ 
68  <schema xmlns="mynamespace" /> 
69  ''') 
70          self.assertRaises(etree.SchematronParseError, 
71                            etree.Schematron, schema) 
72   
73   
74 -def test_suite(): 
75      suite = unittest.TestSuite() 
76      suite.addTests([unittest.makeSuite(ETreeSchematronTestCase)]) 
77      suite.addTests( 
78          [make_doctest('../../../doc/validation.txt')]) 
79      return suite 
80   
81  if __name__ == '__main__': 
82      print('to test use test.py %s' % __file__) 
83