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author | Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org> | 2021-04-30 18:47:09 +0200 |
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committer | Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org> | 2021-04-30 18:47:09 +0200 |
commit | 35a201cc8ef0c3f5b2df88d2e528aabee1048348 (patch) | |
tree | 902dae955480e19f4498dbe4964619fc91d09b06 /libxml2-2.9.10/python/tests/xpathleak.py | |
download | xml-backup-restore-35a201cc8ef0c3f5b2df88d2e528aabee1048348.tar.gz xml-backup-restore-35a201cc8ef0c3f5b2df88d2e528aabee1048348.zip |
Diffstat (limited to 'libxml2-2.9.10/python/tests/xpathleak.py')
-rwxr-xr-x | libxml2-2.9.10/python/tests/xpathleak.py | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libxml2-2.9.10/python/tests/xpathleak.py b/libxml2-2.9.10/python/tests/xpathleak.py new file mode 100755 index 0000000..6940b79 --- /dev/null +++ b/libxml2-2.9.10/python/tests/xpathleak.py @@ -0,0 +1,55 @@ +#!/usr/bin/python +import sys, libxml2 + +libxml2.debugMemory(True) + +expect="""--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +--> Invalid expression +""" +err="" +def callback(ctx, str): + global err + + err = err + "%s %s" % (ctx, str) + +libxml2.registerErrorHandler(callback, "-->") + +doc = libxml2.parseDoc("<fish/>") +ctxt = doc.xpathNewContext() +ctxt.setContextNode(doc) +badexprs = ( + ":false()", "bad:()", "bad(:)", ":bad(:)", "bad:(:)", "bad:bad(:)", + "a:/b", "/c:/d", "//e:/f", "g://h" + ) +for expr in badexprs: + try: + ctxt.xpathEval(expr) + except libxml2.xpathError: + pass + else: + print("Unexpectedly legal expression:", expr) +ctxt.xpathFreeContext() +doc.freeDoc() + +if err != expect: + print("error") + print("received %s" %(err)) + print("expected %s" %(expect)) + sys.exit(1) + +libxml2.cleanupParser() +leakedbytes = libxml2.debugMemory(True) +if leakedbytes == 0: + print("OK") +else: + print("Memory leak", leakedbytes, "bytes") + # drop file to .memdump file in cwd, but won't work if not compiled in + libxml2.dumpMemory() |