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libxml2 2.9.1

    1: #!/usr/bin/python -u
    2: import sys
    3: import libxml2
    4: 
    5: #memory debug specific
    6: libxml2.debugMemory(1)
    7: 
    8: #
    9: # A document hosting the nodes returned from the extension function
   10: #
   11: mydoc = libxml2.newDoc("1.0")
   12: 
   13: def foo(ctx, str):
   14:     global mydoc
   15: 
   16:     #
   17:     # test returning a node set works as expected
   18:     #
   19:     parent = mydoc.newDocNode(None, 'p', None)
   20:     mydoc.addChild(parent)
   21:     node = mydoc.newDocText(str)
   22:     parent.addChild(node)
   23:     return [parent]
   24: 
   25: doc = libxml2.parseFile("tst.xml")
   26: ctxt = doc.xpathNewContext()
   27: libxml2.registerXPathFunction(ctxt._o, "foo", None, foo)
   28: res = ctxt.xpathEval("foo('hello')")
   29: if type(res) != type([]):
   30:     print("Failed to return a nodeset")
   31:     sys.exit(1)
   32: if len(res) != 1:
   33:     print("Unexpected nodeset size")
   34:     sys.exit(1)
   35: node = res[0]
   36: if node.name != 'p':
   37:     print("Unexpected nodeset element result")
   38:     sys.exit(1)
   39: node = node.children
   40: if node.type != 'text':
   41:     print("Unexpected nodeset element children type")
   42:     sys.exit(1)
   43: if node.content != 'hello':
   44:     print("Unexpected nodeset element children content")
   45:     sys.exit(1)
   46: 
   47: doc.freeDoc()
   48: mydoc.freeDoc()
   49: ctxt.xpathFreeContext()
   50: 
   51: #memory debug specific
   52: libxml2.cleanupParser()
   53: if libxml2.debugMemory(1) == 0:
   54:     print("OK")
   55: else:
   56:     print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
   57:     libxml2.dumpMemory()