/test/lib/numeric/number/test_number05.e
Specman e | 58 lines | 30 code | 6 blank | 22 comment | 0 complexity | 10eb842a0eec0128047d7b690bce71d9 MD5 | raw file
1-- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries. 2-- See the Copyright notice at the end of this file. 3-- 4class TEST_NUMBER05 5 -- tests on "is_negative" 6 7insert 8 EIFFELTEST_TOOLS 9 PLATFORM 10 NUMBER_TOOLS 11 12create {} 13 make 14 15feature {ANY} 16 make 17 local 18 n: NUMBER 19 do 20 n := from_integer(0) 21 assert(not n.is_negative) 22 n := from_integer(1) 23 assert(not n.is_negative) 24 n := from_integer(-1) 25 assert(n.is_negative) 26 n := from_integer(Maximum_integer) 27 n := n @+ 1000 28 assert(not n.is_negative) 29 n := from_integer(Minimum_integer) 30 n := n @- 1000 31 assert(n.is_negative) 32 n := from_string("3/5") 33 assert(not n.is_negative) 34 n := from_string("-3/10") 35 assert(n.is_negative) 36 end 37 38 39 40end -- class TEST_NUMBER05 41-- 42-- ------------------------------------------------------------------------------------------------------------------------------ 43-- Copyright notice below. Please read. 44-- 45-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, 46-- as published by the Free Software Foundation; either version 2, or (at your option) any later version. 47-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty 48-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have 49-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free 50-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. 51-- 52-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P. - University of Nancy 1 - FRANCE 53-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE 54-- 55-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN 56-- 57-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr 58-- ------------------------------------------------------------------------------------------------------------------------------