/test/language/instruction/assignment/test_assignment_test_and_force.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_ASSIGNMENT_TEST_AND_FORCE
 5
 6insert
 7   EIFFELTEST_TOOLS
 8
 9create {}
10   make
11
12feature {ANY}
13   string: STRING
14
15   animal: ANIMAL
16
17   cat: CAT
18
19   any_string: ABSTRACT_STRING
20
21   make
22      do
23         -- Because `any' is Void:
24         assert({STRING} ?:= any_string)
25         any_string := "foo"
26         assert(any_string /= Void)
27         assert(string ?:= any_string)
28         string ::= any_string
29         assert(any_string = string)
30         create cat
31         animal := cat
32         assert(cat ?:= animal)
33         cat ::= animal
34         assert(cat = animal)
35         animal := Void
36         assert(cat ?:= animal)
37         cat ::= animal
38         assert(cat = Void)
39      end
40
41end -- class TEST_ASSIGNMENT_TEST_AND_FORCE
42--
43-- ------------------------------------------------------------------------------------------------------------------------------
44-- Copyright notice below. Please read.
45--
46-- SmartEiffel is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License,
47-- as published by the Free Software Foundation; either version 2, or (at your option) any later version.
48-- SmartEiffel is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty
49-- of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have
50-- received a copy of the GNU General Public License along with SmartEiffel; see the file COPYING. If not, write to the Free
51-- Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
52--
53-- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
54-- Copyright(C) 2003-2006: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
55--
56-- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
57--
58-- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
59-- ------------------------------------------------------------------------------------------------------------------------------