/test/lib/numeric/number/test_number20.e
Specman e | 53 lines | 22 code | 6 blank | 25 comment | 0 complexity | d27870c69ec2118802bbe87c3b2edd42 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_NUMBER20 5 -- tests on "to_double" 6 7insert 8 EIFFELTEST_TOOLS 9 NUMBER_TOOLS 10 11create {} 12 make 13 14feature {ANY} 15 make 16 local 17 n: NUMBER; d: REAL_64 18 do 19 n := from_integer(0) 20 assert(n.force_to_real_64 = 0) 21 n := from_integer(1) 22 assert(n.force_to_real_64 = 1) 23 n := from_string("4/2") 24 assert(n.force_to_real_64 = 2) 25 n := from_string("6/10") 26 d := n.force_to_real_64 27 -- Relaxed test (this kind of problem should be fixed one 28 -- day when we'll have better REAL notation): 29 -- Original test: assert(d = 0.6 ) 30 assert(d.in_range(0.59, 0.61)) 31 end 32 33 34 35end -- class TEST_NUMBER20 36-- 37-- ------------------------------------------------------------------------------------------------------------------------------ 38-- Copyright notice below. Please read. 39-- 40-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, 41-- as published by the Free Software Foundation; either version 2, or (at your option) any later version. 42-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty 43-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have 44-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free 45-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. 46-- 47-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P. - University of Nancy 1 - FRANCE 48-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE 49-- 50-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN 51-- 52-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr 53-- ------------------------------------------------------------------------------------------------------------------------------