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#!/usr/bin/python -u
import sys
import libxml2
#memory debug specific
libxml2.debugMemory(1)
called = ""
def foo(ctx, x):
global called
#
# test that access to the XPath evaluation contexts
#
pctxt = libxml2.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
called = ctxt.function()
return x + 1
def bar(ctxt, x):
return "%d" % (x + 2)
doc = libxml2.parseFile("tst.xml")
ctxt = doc.xpathNewContext()
res = ctxt.xpathEval("//*")
if len(res) != 2:
print("xpath query: wrong node set size")
sys.exit(1)
if res[0].name != "doc" or res[1].name != "foo":
print("xpath query: wrong node set value")
sys.exit(1)
libxml2.registerXPathFunction(ctxt._o, "foo", None, foo)
libxml2.registerXPathFunction(ctxt._o, "bar", None, bar)
i = 10000
while i > 0:
res = ctxt.xpathEval("foo(1)")
if res != 2:
print("xpath extension failure")
sys.exit(1)
i = i - 1
i = 10000
while i > 0:
res = ctxt.xpathEval("bar(1)")
if res != "3":
print("xpath extension failure got %s expecting '3'")
sys.exit(1)
i = i - 1
doc.freeDoc()
ctxt.xpathFreeContext()
if called != "foo":
print("xpath function: failed to access the context")
print("xpath function: %s" % (called))
sys.exit(1)
#memory debug specific
libxml2.cleanupParser()
if libxml2.debugMemory(1) == 0:
print("OK")
else:
print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
libxml2.dumpMemory()