LCOV - code coverage report
Current view: top level - libavutil/tests - integer.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 17 17 100.0 %
Date: 2018-05-20 11:54:08 Functions: 1 1 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
       3             :  *
       4             :  * This file is part of FFmpeg.
       5             :  *
       6             :  * FFmpeg is free software; you can redistribute it and/or
       7             :  * modify it under the terms of the GNU Lesser General Public
       8             :  * License as published by the Free Software Foundation; either
       9             :  * version 2.1 of the License, or (at your option) any later version.
      10             :  *
      11             :  * FFmpeg is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :  * Lesser General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU Lesser General Public
      17             :  * License along with FFmpeg; if not, write to the Free Software
      18             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      19             :  */
      20             : 
      21             : #include <stdint.h>
      22             : 
      23             : #include "libavutil/avassert.h"
      24             : #include "libavutil/integer.h"
      25             : #include "libavutil/intmath.h"
      26             : 
      27           1 : int main(void){
      28             :     int64_t a,b;
      29             : 
      30        1271 :     for(a=7; a<256*256*256; a+=13215){
      31      787400 :         for(b=3; b<256*256*256; b+=27118){
      32      786130 :             AVInteger ai= av_int2i(a);
      33      786130 :             AVInteger bi= av_int2i(b);
      34             : 
      35      786130 :             av_assert0(av_i2int(ai) == a);
      36      786130 :             av_assert0(av_i2int(bi) == b);
      37      786130 :             av_assert0(av_i2int(av_add_i(ai,bi)) == a+b);
      38      786130 :             av_assert0(av_i2int(av_sub_i(ai,bi)) == a-b);
      39      786130 :             av_assert0(av_i2int(av_mul_i(ai,bi)) == a*b);
      40      786130 :             av_assert0(av_i2int(av_shr_i(ai, 9)) == a>>9);
      41      786130 :             av_assert0(av_i2int(av_shr_i(ai,-9)) == a<<9);
      42      786130 :             av_assert0(av_i2int(av_shr_i(ai, 17)) == a>>17);
      43      786130 :             av_assert0(av_i2int(av_shr_i(ai,-17)) == a<<17);
      44      786130 :             av_assert0(av_log2_i(ai) == av_log2(a));
      45      786130 :             av_assert0(av_i2int(av_div_i(ai,bi)) == a/b);
      46             :         }
      47             :     }
      48           1 :     return 0;
      49             : }

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