#NEWLINE# @ record #NEWLINE# def test_update_page_if_sequence_number_lte_failure( self ) : #NEWLINE# #INDENT# blob_name = self . _get_blob_reference ( ) #NEWLINE# data = self . get_random_bytes ( 512 ) #NEWLINE# start_sequence = 10 #NEWLINE# self . bs . create_blob ( self . container_name , blob_name , 512 , sequence_number = start_sequence ) #NEWLINE# with self . assertRaises ( AzureHttpError ) : #NEWLINE# #INDENT# self . bs . update_page ( self . container_name , blob_name , data , 0 , 511 , if_sequence_number_lte = ( data - 1 ) )