1  #!/usr/bin/env python3
       2  #
       3  # this tests the entities substitutions with the XmlTextReader interface
       4  #
       5  import sys
       6  import setup_test
       7  import libxml2
       8  try:
       9      import StringIO
      10      str_io = StringIO.StringIO
      11  except:
      12      import io
      13      str_io = io.StringIO
      14  
      15  schema="""<element name="foo" xmlns="http://relaxng.org/ns/structure/1.0"
      16           datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
      17    <oneOrMore>
      18      <element name="label">
      19        <text/>
      20      </element>
      21      <optional>
      22        <element name="opt">
      23          <empty/>
      24        </element>
      25      </optional>
      26      <element name="item">
      27        <data type="byte"/>
      28      </element>
      29    </oneOrMore>
      30  </element>
      31  """
      32  # Memory debug specific
      33  libxml2.debugMemory(1)
      34  
      35  #
      36  # Parse the Relax NG Schemas
      37  # 
      38  rngp = libxml2.relaxNGNewMemParserCtxt(schema, len(schema))
      39  rngs = rngp.relaxNGParse()
      40  del rngp
      41  
      42  #
      43  # Parse and validate the correct document
      44  #
      45  docstr="""<foo>
      46  <label>some text</label>
      47  <item>100</item>
      48  </foo>"""
      49  
      50  f = str_io(docstr)
      51  input = libxml2.inputBuffer(f)
      52  reader = input.newTextReader("correct")
      53  reader.RelaxNGSetSchema(rngs)
      54  ret = reader.Read()
      55  while ret == 1:
      56      ret = reader.Read()
      57  
      58  if ret != 0:
      59      print("Error parsing the document")
      60      sys.exit(1)
      61  
      62  if reader.IsValid() != 1:
      63      print("Document failed to validate")
      64      sys.exit(1)
      65  
      66  #
      67  # Parse and validate the incorrect document
      68  #
      69  docstr="""<foo>
      70  <label>some text</label>
      71  <item>1000</item>
      72  </foo>"""
      73  
      74  err=""
      75  # RNG errors are not as good as before , TODO
      76  #expect="""RNG validity error: file error line 3 element text
      77  #Type byte doesn't allow value '1000'
      78  #RNG validity error: file error line 3 element text
      79  #Error validating datatype byte
      80  #RNG validity error: file error line 3 element text
      81  #Element item failed to validate content
      82  #"""
      83  expect="""Type byte doesn't allow value '1000'
      84  Error validating datatype byte
      85  Element item failed to validate content
      86  """
      87  
      88  def callback(ctx, str):
      89      global err
      90      err = err + "%s" % (str)
      91  libxml2.registerErrorHandler(callback, "")
      92  
      93  f = str_io(docstr)
      94  input = libxml2.inputBuffer(f)
      95  reader = input.newTextReader("error")
      96  reader.RelaxNGSetSchema(rngs)
      97  ret = reader.Read()
      98  while ret == 1:
      99      ret = reader.Read()
     100  
     101  if ret != 0:
     102      print("Error parsing the document")
     103      sys.exit(1)
     104  
     105  if reader.IsValid() != 0:
     106      print("Document failed to detect the validation error")
     107      sys.exit(1)
     108  
     109  if err != expect:
     110      print("Did not get the expected error message:")
     111      print(err)
     112      sys.exit(1)
     113  
     114  #
     115  # cleanup
     116  #
     117  del f
     118  del input
     119  del reader
     120  del rngs
     121  libxml2.relaxNGCleanupTypes()
     122  
     123  # Memory debug specific
     124  libxml2.cleanupParser()
     125  if libxml2.debugMemory(1) == 0:
     126      print("OK")
     127  else:
     128      print("Memory leak %d bytes" % (libxml2.debugMemory(1)))