Method testThreadingAndClear

test/IECore/CachedReader.py:235–266

( self )

			r.read( "intDataTen.cob" )

	def testThreadingAndClear( self ) :

		# this tests a fix to the clear() method in the LRU cache,
		# which was causing a crash (or at least a spurious "Previous attempt
		# to get item failed" exception)

		def func1( r, files ):
			for i in range( 0,10000 ):
				r.read( files[ i % len( files ) ] )

		def func2( r ):
			for i in range( 0,10000 ):
				r.clear()

		files = [
			"test/IECore/data/cobFiles/compoundData.cob",
			"test/IECore/data/cobFiles/intDataTen.cob",
			"test/IECore/data/cachedReaderPath2/file.cob",
		]

		r = IECore.CachedReader( IECore.SearchPath( "./" ), IECore.ObjectPool(100 * 1024 * 1024) )

		t1 = threading.Thread( target=func1, args = [ r, files ] )
		t2 = threading.Thread( target=func1, args = [ r, files ] )
		t3 = threading.Thread( target=func2, args = [ r ] )
		t1.start()
		t2.start()
		t3.start()

		t1.join()
		t2.join()
		t3.join()

if __name__ == "__main__":
    unittest.main()