iLab Neuromorphic Robotics Toolkit  0.1
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test-Point.C
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1 /*! @file
2  @author Unknown
3  @copyright GNU Public License (GPL v3)
4  @section License
5  @verbatim
6  // ////////////////////////////////////////////////////////////////////////
7  // The iLab Neuromorphic Robotics Toolkit (NRT) //
8  // Copyright 2010-2012 by the University of Southern California (USC) //
9  // and the iLab at USC. //
10  // //
11  // iLab - University of Southern California //
12  // Hedco Neurociences Building, Room HNB-10 //
13  // Los Angeles, Ca 90089-2520 - USA //
14  // //
15  // See http://ilab.usc.edu for information about this project. //
16  // ////////////////////////////////////////////////////////////////////////
17  // This file is part of The iLab Neuromorphic Robotics Toolkit. //
18  // //
19  // The iLab Neuromorphic Robotics Toolkit is free software: you can //
20  // redistribute it and/or modify it under the terms of the GNU General //
21  // Public License as published by the Free Software Foundation, either //
22  // version 3 of the License, or (at your option) any later version. //
23  // //
24  // The iLab Neuromorphic Robotics Toolkit is distributed in the hope //
25  // that it will be useful, but WITHOUT ANY WARRANTY; without even the //
26  // implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //
27  // PURPOSE. See the GNU General Public License for more details. //
28  // //
29  // You should have received a copy of the GNU General Public License //
30  // along with The iLab Neuromorphic Robotics Toolkit. If not, see //
31  // <http://www.gnu.org/licenses/>. //
32  // ////////////////////////////////////////////////////////////////////////
33  @endverbatim */
34 #include <nrt/config.h>
36 
37 #define BOOST_TEST_DYN_LINK
38 #define BOOST_TEST_MODULE PointTest
39 #include <boost/test/unit_test.hpp>
40 
41 BOOST_AUTO_TEST_CASE(PointTest)
42 {
43  // *** test int-based binary-operator arithmetic
44  nrt::Point2D<int> x(100, 199);
45  nrt::Point2D<int> y(2, 4);
46 
47  BOOST_CHECK_EQUAL(x+y, nrt::Point2D<int>(102, 203));
48  BOOST_CHECK_EQUAL(x-y, nrt::Point2D<int>(98, 195));
49 
50  BOOST_CHECK_EQUAL(x*2, nrt::Point2D<int>(200, 398));
51  BOOST_CHECK_EQUAL(2*x, nrt::Point2D<int>(200, 398));
52 
53  BOOST_CHECK_EQUAL(x/2, nrt::Point2D<int>(50, 100));
54 
55  // *** test int-based unary operators
57 
58  a = x; a += y; BOOST_CHECK_EQUAL(a, nrt::Point2D<int>(102, 203));
59  a = x; a -= y; BOOST_CHECK_EQUAL(a, nrt::Point2D<int>(98, 195));
60 
61  a = x; a *= 2; BOOST_CHECK_EQUAL(a, nrt::Point2D<int>(200, 398));
62  a = x; a /= 2; BOOST_CHECK_EQUAL(a, nrt::Point2D<int>(50, 100));
63 
64  // *** test conversion and clamping/rounding:
65  nrt::Point2D<float> pfl(12.34F, 567.89F);
66  nrt::Point2D<int> pin(pfl); BOOST_CHECK_EQUAL(pin, nrt::Point2D<int>(12, 568)); // rounded
67  nrt::Point2D<nrt::byte> pby(pfl); BOOST_CHECK_EQUAL(pby, nrt::Point2D<nrt::byte>(12, 255)); // rounded + clamped
68  nrt::Point2D<double> pdo(pfl); BOOST_CHECK_EQUAL(pdo, nrt::Point2D<double>(12.34F, 567.89F)); // no round or clamp
69 
70 
71  nrt::Point2D<double> pdo2(-12.34, -567.89);
72  nrt::Point2D<int> pin2(pdo2); BOOST_CHECK_EQUAL(pin2, nrt::Point2D<int>(-12, -568)); // rounded
73  nrt::Point2D<nrt::byte> pby2(pdo2); BOOST_CHECK_EQUAL(pby2, nrt::Point2D<nrt::byte>(0, 0)); // rounded + clamped
74  nrt::Point2D<float> pfl2(pdo2); BOOST_CHECK_EQUAL(pfl2, nrt::Point2D<float>(-12.34F, -567.89F)); // no round,clamp
75 
76 }