1// -------------------------------------------------------------------------
2// SWT - Scilab wavelet toolbox
3// Copyright (C) 2010-2014  Holger Nahrstaedt
4//
5// This program is free software; you can redistribute it and/or modify
6// it under the terms of the GNU General Public License as published by
7// the Free Software Foundation; either version 2 of the License, or
8// (at your option) any later version.
9//
10// This program is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with this program; if not, write to the Free Software
17// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18//-------------------------------------------------------------------------
19//
20//  <-- NO CHECK ERROR OUTPUT -->
21
22
23// Utility Function Test
24// wrev test
25
26a=rand(1,500,'normal');
27b=wrev(a);
28b1=wrev(a');
29ind=[1:500];
30ind1=[500:-1:1];
31I=eye(500,500);
32II=zeros(500,500);
33II(ind,:)=I(ind1,:);
34expected=a*II;
35
36
37assert_checkalmostequal ( b , expected , %eps );
38assert_checkalmostequal ( b1' , expected , %eps );
39