/test/lib/numeric/number/test_number16.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_NUMBER16
 5   -- tests on fractions...
 6   -- small_fraction
 7
 8insert
 9   EIFFELTEST_TOOLS
10   NUMBER_TOOLS
11
12create {}
13   make
14
15feature {ANY}
16   make
17      local
18         n1, n2, n3, n4, n5, n6: NUMBER
19      do
20         n1 := from_integer(1)
21         n2 := from_integer(2)
22         n3 := from_string("8/4")
23         n4 := from_string("3/5")
24         n5 := from_string("2/5")
25         n6 := from_string("13/5")
26         -- comparaisons
27         assert(n2.is_equal(n3))
28         assert((n4 + n5).is_equal(n1))
29         assert((n3 + n4).is_equal(n6))
30         -- simplification
31         n1 := from_string("21/3")
32         n2 := from_string("38836/5548")
33         assert(n1.is_equal(n2))
34         assert(not (n1 @* -1).is_equal(n2))
35      end
36
37
38
39end -- class TEST_NUMBER16
40--
41-- ------------------------------------------------------------------------------------------------------------------------------
42-- Copyright notice below. Please read.
43--
44-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
45-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
46-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
47-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
48-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
49-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
50--
51-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
52-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
53--
54-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
55--
56-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
57-- ------------------------------------------------------------------------------------------------------------------------------