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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: def foo(ctx, x):
    9:     return x + 1
   10: 
   11: def bar(ctx, x):
   12:     return "%d" % (x + 2)
   13: 
   14: doc = libxml2.parseFile("tst.xml")
   15: ctxt = doc.xpathNewContext()
   16: res = ctxt.xpathEval("//*")
   17: if len(res) != 2:
   18:     print("xpath query: wrong node set size")
   19:     sys.exit(1)
   20: if res[0].name != "doc" or res[1].name != "foo":
   21:     print("xpath query: wrong node set value")
   22:     sys.exit(1)
   23: 
   24: libxml2.registerXPathFunction(ctxt._o, "foo", None, foo)
   25: libxml2.registerXPathFunction(ctxt._o, "bar", None, bar)
   26: i = 10000
   27: while i > 0:
   28:     res = ctxt.xpathEval("foo(1)")
   29:     if res != 2:
   30:         print("xpath extension failure")
   31:         sys.exit(1)
   32:     i = i - 1
   33: i = 10000
   34: while i > 0:
   35:     res = ctxt.xpathEval("bar(1)")
   36:     if res != "3":
   37:         print("xpath extension failure got %s expecting '3'")
   38:         sys.exit(1)
   39:     i = i - 1
   40: doc.freeDoc()
   41: ctxt.xpathFreeContext()
   42: 
   43: # Memory debug specific
   44: libxml2.cleanupParser()
   45: if libxml2.debugMemory(1) == 0:
   46:     print("OK")
   47: else:
   48:     print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
   49:     libxml2.dumpMemory()