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/test/lib/numeric/number/test_number28.e

http://github.com/tybor/Liberty
Specman e | 55 lines | 27 code | 6 blank | 22 comment | 0 complexity | 16cb110d27b0caf792048f7da7672e8f 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_NUMBER28
 5   -- tests on prefix "-"
 6
 7insert
 8   EIFFELTEST_TOOLS
 9   PLATFORM
10   NUMBER_TOOLS
11
12create {}
13   make
14
15feature {ANY}
16   make
17      local
18         n1, n2: NUMBER
19      do
20         n1 := from_integer(0)
21         assert((-n1).is_equal(n1))
22         n1 := from_integer(-1)
23         n2 := from_integer(1)
24         assert((-n1).is_equal(n2))
25         n1 := from_integer(Maximum_integer)
26         n1 := n1 @+ 1000
27         n2 := from_integer(Minimum_integer)
28         n2 := n2 @- 999
29         assert((-n1).is_equal(n2))
30         n1 := from_string("3/5")
31         n2 := from_string("-6/10")
32         assert((-n1).is_equal(n2))
33      end
34
35
36
37end -- class TEST_NUMBER28
38--
39-- ------------------------------------------------------------------------------------------------------------------------------
40-- Copyright notice below. Please read.
41--
42-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
43-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
44-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
45-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
46-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
47-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
48--
49-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
50-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
51--
52-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
53--
54-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
55-- ------------------------------------------------------------------------------------------------------------------------------