/test/language/unclassified/test_invariant.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_INVARIANT
 5
 6create {}
 7   make
 8
 9feature {ANY}
10   i: INTEGER
11
12   make
13      local
14         c: like Current
15      do
16         c := Current
17         i := 2
18      end
19
20invariant
21   same_dynamic_type(Current)
22   i = 2
23   Current = Current
24
25end -- class TEST_INVARIANT
26--
27-- ------------------------------------------------------------------------------------------------------------------------------
28-- Copyright notice below. Please read.
29--
30-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
31-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
32-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
33-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
34-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
35-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
36--
37-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
38-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
39--
40-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
41--
42-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
43-- ------------------------------------------------------------------------------------------------------------------------------