kc3-lang/libxml2/python/tests/reader3.py

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• Hash : 8f872442
  Author :
  Date : 2003-01-09T23:19:02
  

  one more IsEmptyElement crazyness, that time in external parsed entities
  
  * parser.c: one more IsEmptyElement crazyness, that time in
    external parsed entities if substitution is asked.
  * python/tests/reader3.py: added a specific test.
  Daniel
  

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• python/tests/reader3.py

• #!/usr/bin/python -u
  #
  # this tests the entities substitutions with the XmlTextReader interface
  #
  import sys
  import StringIO
  import libxml2
  
  docstr="""<?xml version='1.0'?>
  <!DOCTYPE doc [
  <!ENTITY tst "<p>test</p>">
  ]>
  <doc>&tst;</doc>"""
  
  # Memory debug specific
  libxml2.debugMemory(1)
  
  #
  # First test, normal don't substitute entities.
  #
  f = StringIO.StringIO(docstr)
  input = libxml2.inputBuffer(f)
  reader = input.newTextReader("test_noent")
  ret = reader.Read()
  if ret != 1:
      print "Error reading to root"
      sys.exit(1)
  if reader.Name() == "doc" or reader.NodeType() == 10:
      ret = reader.Read()
  if ret != 1:
      print "Error reading to root"
      sys.exit(1)
  if reader.Name() != "doc" or reader.NodeType() != 1:
      print "test_normal: Error reading the root element"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_normal: Error reading to the entity"
      sys.exit(1)
  if reader.Name() != "tst" or reader.NodeType() != 5:
      print "test_normal: Error reading the entity"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_normal: Error reading to the end of root"
      sys.exit(1)
  if reader.Name() != "doc" or reader.NodeType() != 15:
      print "test_normal: Error reading the end of the root element"
      sys.exit(1)
  ret = reader.Read()
  if ret != 0:
      print "test_normal: Error detecting the end"
      sys.exit(1)
  
  #
  # Second test, completely substitute the entities.
  #
  f = StringIO.StringIO(docstr)
  input = libxml2.inputBuffer(f)
  reader = input.newTextReader("test_noent")
  reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES, 1)
  ret = reader.Read()
  if ret != 1:
      print "Error reading to root"
      sys.exit(1)
  if reader.Name() == "doc" or reader.NodeType() == 10:
      ret = reader.Read()
  if ret != 1:
      print "Error reading to root"
      sys.exit(1)
  if reader.Name() != "doc" or reader.NodeType() != 1:
      print "test_noent: Error reading the root element"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_noent: Error reading to the entity content"
      sys.exit(1)
  if reader.Name() != "p" or reader.NodeType() != 1:
      print "test_noent: Error reading the p element from entity"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_noent: Error reading to the text node"
      sys.exit(1)
  if reader.NodeType() != 3 or reader.Value() != "test":
      print "test_noent: Error reading the text node"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_noent: Error reading to the end of p element"
      sys.exit(1)
  if reader.Name() != "p" or reader.NodeType() != 15:
      print "test_noent: Error reading the end of the p element"
      sys.exit(1)
  ret = reader.Read()
  if ret != 1:
      print "test_noent: Error reading to the end of root"
      sys.exit(1)
  if reader.Name() != "doc" or reader.NodeType() != 15:
      print "test_noent: Error reading the end of the root element"
      sys.exit(1)
  ret = reader.Read()
  if ret != 0:
      print "test_noent: Error detecting the end"
      sys.exit(1)
  
  #
  # third test, crazy stuff about empty element in external parsed entities
  #
  s = """<!DOCTYPE struct [
  <!ENTITY simplestruct2.ent SYSTEM "simplestruct2.ent">
  ]>
  <struct>&simplestruct2.ent;</struct>
  """
  expect="""10 struct 0 0
  1 struct 0 0
  1 descr 1 1
  15 struct 0 0
  """
  res=""
  simplestruct2_ent="""<descr/>"""
  
  def myResolver(URL, ID, ctxt):
      if URL == "simplestruct2.ent":
          return(StringIO.StringIO(simplestruct2_ent))
      return None
  
  libxml2.setEntityLoader(myResolver)
  
  input = libxml2.inputBuffer(StringIO.StringIO(s))
  reader = input.newTextReader("test3")
  reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES,1)
  while reader.Read() == 1:
      res = res + "%s %s %d %d\n" % (reader.NodeType(),reader.Name(),
                                     reader.Depth(),reader.IsEmptyElement())
  
  if res != expect:
      print "test3 failed: unexpected output"
      print res
      sys.exit(1)
  
  #
  # cleanup
  #
  del f
  del input
  del reader
  
  # Memory debug specific
  libxml2.cleanupParser()
  if libxml2.debugMemory(1) == 0:
      print "OK"
  else:
      print "Memory leak %d bytes" % (libxml2.debugMemory(1))
      libxml2.dumpMemory()
  

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