/test/lib/numeric/number/test_number37.e

 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_NUMBER37
 5   -- tests on infix "abs"
 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.abs.is_equal(n1))
22         n1 := from_integer(-1)
23         n2 := from_integer(1)
24         assert(n1.abs.is_equal(n2))
25         assert(n2.abs.is_equal(n2))
26         n1 := from_integer(Maximum_integer)
27         n1 := n1 @+ 1
28         n2 := from_integer(Minimum_integer)
29         assert(n2.abs.is_equal(n1))
30         n1 := n1 @* 1000
31         n2 := n2 @* 1000
32         assert(n2.abs.is_equal(n1))
33         n1 := from_string("1/5")
34         assert(n1.abs.is_equal(n1))
35         n1 := from_string("1/10")
36         n2 := from_string("-3/30")
37         assert(n2.abs.is_equal(n1))
38      end
39
40
41
42end -- class TEST_NUMBER37
43--
44-- ------------------------------------------------------------------------------------------------------------------------------
45-- Copyright notice below. Please read.
46--
47-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
48-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
49-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
50-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
51-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
52-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
53--
54-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
55-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
56--
57-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
58--
59-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
60-- ------------------------------------------------------------------------------------------------------------------------------