File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / libxml2 / python / tests / xpath.py
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Sun Jun 15 19:53:34 2014 UTC (10 years, 4 months ago) by misho
Branches: libxml2, MAIN
CVS tags: v2_9_1p0, v2_9_1, HEAD
libxml2 2.9.1

#!/usr/bin/python -u
#
# this test exercise the XPath basic engine, parser, etc, and
# allows to detect memory leaks
#
import sys
import libxml2

# Memory debug specific
libxml2.debugMemory(1)

doc = libxml2.parseFile("tst.xml")
if doc.name != "tst.xml":
    print("doc.name error")
    sys.exit(1);

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)
ctxt.setContextNode(res[0])
res = ctxt.xpathEval("foo")
if len(res) != 1:
    print("xpath query: wrong node set size")
    sys.exit(1)
if res[0].name != "foo":
    print("xpath query: wrong node set value")
    sys.exit(1)
doc.freeDoc()
ctxt.xpathFreeContext()
i = 1000
while i > 0:
    doc = libxml2.parseFile("tst.xml")
    ctxt = doc.xpathNewContext()
    res = ctxt.xpathEval("//*")
    doc.freeDoc()
    ctxt.xpathFreeContext()
    i = i -1
del ctxt

# Memory debug specific
libxml2.cleanupParser()
if libxml2.debugMemory(1) == 0:
    print("OK")
else:
    print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
    libxml2.dumpMemory()

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