/test/lib/numeric/number/test_number20.e
http://github.com/tybor/Liberty · Specman e · 53 lines · 22 code · 6 blank · 25 comment · 0 complexity · d27870c69ec2118802bbe87c3b2edd42 MD5 · raw file
- -- This file is part of SmartEiffel The GNU Eiffel Compiler Tools and Libraries.
- -- See the Copyright notice at the end of this file.
- --
- class TEST_NUMBER20
- -- tests on "to_double"
- insert
- EIFFELTEST_TOOLS
- NUMBER_TOOLS
- create {}
- make
- feature {ANY}
- make
- local
- n: NUMBER; d: REAL_64
- do
- n := from_integer(0)
- assert(n.force_to_real_64 = 0)
- n := from_integer(1)
- assert(n.force_to_real_64 = 1)
- n := from_string("4/2")
- assert(n.force_to_real_64 = 2)
- n := from_string("6/10")
- d := n.force_to_real_64
- -- Relaxed test (this kind of problem should be fixed one
- -- day when we'll have better REAL notation):
- -- Original test: assert(d = 0.6 )
- assert(d.in_range(0.59, 0.61))
- end
- end -- class TEST_NUMBER20
- --
- -- ------------------------------------------------------------------------------------------------------------------------------
- -- Copyright notice below. Please read.
- --
- -- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
- -- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
- -- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
- -- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
- -- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
- -- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
- --
- -- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P. - University of Nancy 1 - FRANCE
- -- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
- --
- -- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
- --
- -- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
- -- ------------------------------------------------------------------------------------------------------------------------------