1  #!/usr/bin/env python3
       2  import sys
       3  import setup_test
       4  import libxml2
       5  
       6  # Memory debug specific
       7  libxml2.debugMemory(1)
       8  
       9  #
      10  # Testing XML Node comparison and Node hash-value
      11  #
      12  doc = libxml2.parseDoc("""<root><foo/></root>""")
      13  root = doc.getRootElement()
      14  
      15  # Create two different objects which point to foo
      16  foonode1 = root.children
      17  foonode2 = root.children
      18  
      19  # Now check that [in]equality tests work ok
      20  if not ( foonode1 == foonode2 ):
      21      print("Error comparing nodes with ==, nodes should be equal but are unequal")
      22      sys.exit(1)
      23  if not ( foonode1 != root ):
      24      print("Error comparing nodes with ==, nodes should not be equal but are equal")
      25      sys.exit(1)
      26  if not ( foonode1 != root ):
      27      print("Error comparing nodes with !=, nodes should not be equal but are equal")
      28  if ( foonode1 != foonode2 ):
      29      print("Error comparing nodes with !=, nodes should be equal but are unequal")
      30  
      31  # Next check that the hash function for the objects also works ok
      32  if not (hash(foonode1) == hash(foonode2)):
      33      print("Error hash values for two equal nodes are different")
      34      sys.exit(1)
      35  if not (hash(foonode1) != hash(root)):
      36      print("Error hash values for two unequal nodes are not different")
      37      sys.exit(1)
      38  if hash(foonode1) == hash(root):
      39      print("Error hash values for two unequal nodes are equal")
      40      sys.exit(1)
      41  
      42  # Basic tests successful
      43  doc.freeDoc()
      44  
      45  # Memory debug specific
      46  libxml2.cleanupParser()
      47  if libxml2.debugMemory(1) == 0:
      48      print("OK")
      49  else:
      50      print("Memory leak %d bytes" % (libxml2.debugMemory(1)))