#NEWLINE# def test_CRootOf_evalf_caching_bug( ) : #NEWLINE# #INDENT# r = rootof ( ( ( ( x ** 5 ) - ( 5 * x ) ) + 12 ) , 1 ) #NEWLINE# r . n ( ) #NEWLINE# a = r . _get_interval ( ) #NEWLINE# r = rootof ( ( ( ( x ** 5 ) - ( 5 * x ) ) + 12 ) , 1 ) #NEWLINE# r . n ( ) #NEWLINE# b = r . _get_interval ( ) #NEWLINE# assert ( a == b )