1 #!/usr/bin/python 2 import sys, libxml2 3 4 libxml2.debugMemory(True) 5 6 expect="""--> Invalid expression 7 --> Invalid expression 8 --> Invalid expression 9 --> Invalid expression 10 --> Invalid expression 11 --> Invalid expression 12 --> Invalid expression 13 --> Invalid expression 14 --> Invalid expression 15 --> Invalid expression 16 """ 17 err="" 18 def callback(ctx, str): 19 global err 20 21 err = err + "%s %s" % (ctx, str) 22 23 libxml2.registerErrorHandler(callback, "-->") 24 25 doc = libxml2.parseDoc("<fish/>") 26 ctxt = doc.xpathNewContext() 27 ctxt.setContextNode(doc) 28 badexprs = ( 29 ":false()", "bad:()", "bad(:)", ":bad(:)", "bad:(:)", "bad:bad(:)", 30 "a:/b", "/c:/d", "//e:/f", "g://h" 31 ) 32 for expr in badexprs: 33 try: 34 ctxt.xpathEval(expr) 35 except libxml2.xpathError: 36 pass 37 else: 38 print("Unexpectedly legal expression:", expr) 39 ctxt.xpathFreeContext() 40 doc.freeDoc() 41 42 if err != expect: 43 print("error") 44 print("received %s" %(err)) 45 print("expected %s" %(expect)) 46 sys.exit(1) 47 48 libxml2.cleanupParser() 49 leakedbytes = libxml2.debugMemory(True) 50 if leakedbytes == 0: 51 print("OK") 52 else: 53 print("Memory leak", leakedbytes, "bytes") 54 # drop file to .memdump file in cwd, but won't work if not compiled in 55 libxml2.dumpMemory() 56
