Line data    Source code

       1             : 
       2             : /* Copyright (c) 2011-2012, Stefan Eilemann <eile@eyescale.ch>
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  *
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #include <test.h>
      19             : #include <lunchbox/bitOperation.h>
      20             : 
      21           1 : int main( int, char** )
      22             : {
      23           1 :     TESTINFO( lunchbox::getIndexOfLastBit( 0u ) == -1,
      24           0 :               lunchbox::getIndexOfLastBit( 0u ));
      25           1 :     TESTINFO( lunchbox::getIndexOfLastBit( 42u ) == 5,
      26           0 :               lunchbox::getIndexOfLastBit( 42u ));
      27           1 :     TESTINFO( lunchbox::getIndexOfLastBit( LB_BIT12 ) == 11,
      28           0 :               lunchbox::getIndexOfLastBit( LB_BIT12 ));
      29           1 :     TESTINFO( lunchbox::getIndexOfLastBit( LB_BIT48 ) == 47,
      30           0 :               lunchbox::getIndexOfLastBit( LB_BIT48 ));
      31             : 
      32           1 :     uint16_t twoByte = 1;
      33           1 :     lunchbox::byteswap( twoByte );
      34           1 :     TESTINFO( twoByte == LB_BIT9, twoByte );
      35             : 
      36           1 :     uint32_t fourByte = 1;
      37           1 :     lunchbox::byteswap( fourByte );
      38           1 :     TESTINFO( fourByte == LB_BIT25, fourByte );
      39             : 
      40           1 :     uint64_t eightByte = 1;
      41           1 :     lunchbox::byteswap( eightByte );
      42           1 :     TESTINFO( eightByte == LB_BIT57, eightByte );
      43             : 
      44           1 :     return EXIT_SUCCESS;
      45           3 : }