#NEWLINE# def test_pop_queue( self ) : #NEWLINE# #INDENT# q = Queue ( 'c_queue' ) #NEWLINE# assert ( len ( q ) == 0 ) #NEWLINE# q . push ( 'a_element' ) #NEWLINE# assert ( len ( q ) == 1 ) #NEWLINE# assert ( q . pop ( ) == 'a_element' ) #NEWLINE# assert ( len ( q ) == 0 )