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libxml2 2.9.1

    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()