Gestionnaire de fichiers - Editer - /usr/share/doc/libxml2-python-2.9.1/thread2.py
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#!/usr/bin/python -u import string, sys, time try: from _thread import get_ident except: from thread import get_ident from threading import Thread, Lock import libxml2 THREADS_COUNT = 15 failed = 0 class ErrorHandler: def __init__(self): self.errors = [] self.lock = Lock() def handler(self,ctx,str): self.lock.acquire() self.errors.append(str) self.lock.release() def getLineNumbersDefault(): old = libxml2.lineNumbersDefault(0) libxml2.lineNumbersDefault(old) return old def test(expectedLineNumbersDefault): time.sleep(1) global failed # check a per thread-global if expectedLineNumbersDefault != getLineNumbersDefault(): failed = 1 print("FAILED to obtain correct value for " \ "lineNumbersDefault in thread %d" % get_ident()) # check ther global error handler # (which is NOT per-thread in the python bindings) try: doc = libxml2.parseFile("bad.xml") except: pass else: assert "failed" # global error handler eh = ErrorHandler() libxml2.registerErrorHandler(eh.handler,"") # set on the main thread only libxml2.lineNumbersDefault(1) test(1) ec = len(eh.errors) if ec == 0: print("FAILED: should have obtained errors") sys.exit(1) ts = [] for i in range(THREADS_COUNT): # expect 0 for lineNumbersDefault because # the new value has been set on the main thread only ts.append(Thread(target=test,args=(0,))) for t in ts: t.start() for t in ts: t.join() if len(eh.errors) != ec+THREADS_COUNT*ec: print("FAILED: did not obtain the correct number of errors") sys.exit(1) # set lineNumbersDefault for future new threads libxml2.thrDefLineNumbersDefaultValue(1) ts = [] for i in range(THREADS_COUNT): # expect 1 for lineNumbersDefault ts.append(Thread(target=test,args=(1,))) for t in ts: t.start() for t in ts: t.join() if len(eh.errors) != ec+THREADS_COUNT*ec*2: print("FAILED: did not obtain the correct number of errors") sys.exit(1) if failed: print("FAILED") 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()
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