release/src/router/libxml2/python/tests/reader6.py

   1 #!/usr/bin/python -u
   2 #
   3 # this tests the entities substitutions with the XmlTextReader interface
   4 #
   5 import sys
   6 import libxml2
   7 try:
   8     import StringIO
   9     str_io = StringIO.StringIO
  10 except:
  11     import io
  12     str_io = io.StringIO
  13
  14 schema="""<element name="foo" xmlns="http://relaxng.org/ns/structure/1.0"
  15          datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
  16   <oneOrMore>
  17     <element name="label">
  18       <text/>
  19     </element>
  20     <optional>
  21       <element name="opt">
  22         <empty/>
  23       </element>
  24     </optional>
  25     <element name="item">
  26       <data type="byte"/>
  27     </element>
  28   </oneOrMore>
  29 </element>
  30 """
  31 # Memory debug specific
  32 libxml2.debugMemory(1)
  33
  34 #
  35 # Parse the Relax NG Schemas
  36 #
  37 rngp = libxml2.relaxNGNewMemParserCtxt(schema, len(schema))
  38 rngs = rngp.relaxNGParse()
  39 del rngp
  40
  41 #
  42 # Parse and validate the correct document
  43 #
  44 docstr="""<foo>
  45 <label>some text</label>
  46 <item>100</item>
  47 </foo>"""
  48
  49 f = str_io(docstr)
  50 input = libxml2.inputBuffer(f)
  51 reader = input.newTextReader("correct")
  52 reader.RelaxNGSetSchema(rngs)
  53 ret = reader.Read()
  54 while ret == 1:
  55     ret = reader.Read()
  56
  57 if ret != 0:
  58     print("Error parsing the document")
  59     sys.exit(1)
  60
  61 if reader.IsValid() != 1:
  62     print("Document failed to validate")
  63     sys.exit(1)
  64
  65 #
  66 # Parse and validate the incorrect document
  67 #
  68 docstr="""<foo>
  69 <label>some text</label>
  70 <item>1000</item>
  71 </foo>"""
  72
  73 err=""
  74 # RNG errors are not as good as before , TODO
  75 #expect="""RNG validity error: file error line 3 element text
  76 #Type byte doesn't allow value '1000'
  77 #RNG validity error: file error line 3 element text
  78 #Error validating datatype byte
  79 #RNG validity error: file error line 3 element text
  80 #Element item failed to validate content
  81 #"""
  82 expect="""Type byte doesn't allow value '1000'
  83 Error validating datatype byte
  84 Element item failed to validate content
  85 """
  86
  87 def callback(ctx, str):
  88     global err
  89     err = err + "%s" % (str)
  90 libxml2.registerErrorHandler(callback, "")
  91
  92 f = str_io(docstr)
  93 input = libxml2.inputBuffer(f)
  94 reader = input.newTextReader("error")
  95 reader.RelaxNGSetSchema(rngs)
  96 ret = reader.Read()
  97 while ret == 1:
  98     ret = reader.Read()
  99
 100 if ret != 0:
 101     print("Error parsing the document")
 102     sys.exit(1)
 103
 104 if reader.IsValid() != 0:
 105     print("Document failed to detect the validation error")
 106     sys.exit(1)
 107
 108 if err != expect:
 109     print("Did not get the expected error message:")
 110     print(err)
 111     sys.exit(1)
 112
 113 #
 114 # cleanup
 115 #
 116 del f
 117 del input
 118 del reader
 119 del rngs
 120 libxml2.relaxNGCleanupTypes()
 121
 122 # Memory debug specific
 123 libxml2.cleanupParser()
 124 if libxml2.debugMemory(1) == 0:
 125     print("OK")
 126 else:
 127     print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
 128     libxml2.dumpMemory()