#NEWLINE# def test_subtraction( ) : #NEWLINE# #INDENT# t1 = Timestamp ( 1234567890 ) #NEWLINE# t2 = Timestamp ( 1234567891 ) #NEWLINE# eq_ ( ( t2 - t1 ) , 1 ) #NEWLINE# eq_ ( ( t1 - t2 ) , ( - 1 ) ) #NEWLINE# eq_ ( ( t2 - 1 ) , t1 )