OpenWalnut  1.4.0
WDendrogram_test.h
00001 //---------------------------------------------------------------------------
00002 //
00003 // Project: OpenWalnut ( http://www.openwalnut.org )
00004 //
00005 // Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
00006 // For more information see http://www.openwalnut.org/copying
00007 //
00008 // This file is part of OpenWalnut.
00009 //
00010 // OpenWalnut is free software: you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as published by
00012 // the Free Software Foundation, either version 3 of the License, or
00013 // (at your option) any later version.
00014 //
00015 // OpenWalnut is distributed in the hope that it will be useful,
00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018 // GNU Lesser General Public License for more details.
00019 //
00020 // You should have received a copy of the GNU Lesser General Public License
00021 // along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
00022 //
00023 //---------------------------------------------------------------------------
00024 
00025 #ifndef WDENDROGRAM_TEST_H
00026 #define WDENDROGRAM_TEST_H
00027 
00028 #include <cxxtest/TestSuite.h>
00029 
00030 #include "../../WLogger.h"
00031 #include "../WDendrogram.h"
00032 
00033 /**
00034  * TestSuite for the WDendrogram class
00035  */
00036 class WDendrogramTest : public CxxTest::TestSuite
00037 {
00038 public:
00039     /**
00040      * Check if the dendrogram correctly constructs the txt string.  <dfn>($level, ($childs,...),
00041      * ($left, $right), $similarity)\n</dfn> But for the leaves we have <dfn>(0,
00042      * ($tractNum,))\n</dfn>.
00043      \verbatim
00044                    .----'----. 0.32
00045                    |    8    |
00046          0.4   .---'---.     |
00047                |   6   |  .--'--. 0.6
00048       0.8   .--'--.    |  |  7  |
00049             |  5  |    |  |     |
00050             |     |    |  |     |
00051             0     1    2  3     4
00052      \endverbatim
00053      */
00054     void testStringCreation( void )
00055     {
00056         WDendrogram d( 5 );
00057         d.merge( 0, 1, 0.8 ); // 5
00058         d.merge( 5, 2, 0.4 ); // 6
00059         d.merge( 3, 4, 0.60 ); // 7
00060         d.merge( 6, 7, 0.32 ); // 8
00061         std::stringstream ss;
00062         ss << "(0, (0,))" << std::endl;
00063         ss << "(0, (1,))" << std::endl;
00064         ss << "(0, (2,))" << std::endl;
00065         ss << "(0, (3,))" << std::endl;
00066         ss << "(0, (4,))" << std::endl;
00067         ss << "(1, (0, 1), (0, 1), 0.8)" << std::endl;
00068         ss << "(2, (2, 0, 1), (2, 5), 0.4)" << std::endl;
00069         ss << "(1, (3, 4), (3, 4), 0.6)" << std::endl;
00070         ss << "(3, (2, 0, 1, 3, 4), (6, 7), 0.32)" << std::endl;
00071         if( ss.str() != d.toString() )
00072         {
00073             std::cout << "Expected:" << std::endl << ss.str();
00074             std::cout << "But got:" << std::endl << d.toString();
00075             TS_FAIL( "Invalid dendrogram to string generation" );
00076         }
00077     }
00078 
00079     /**
00080      * Sets up the WLogger to properly log some thing...
00081      */
00082     void setUp( void )
00083     {
00084         WLogger::startup();
00085     }
00086 };
00087 
00088 #endif  // WDENDROGRAM_TEST_H