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Code Issues Releases Activity

avutil/integer: move the test to the corresponding subdirectory

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And actually enable it.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-03-20 15:37:32 -03:00
parent 2ddc6b4392
commit 72bb955625
4 changed files with 55 additions and 38 deletions
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1
libavutil/Makefile
View File

@ -204,6 +204,7 @@ TESTPROGS = adler32 \
fifo \
hash \
hmac \
integer \
imgutils \
lfg \
lls \

38
libavutil/integer.c
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@ -164,41 +164,3 @@ int64_t av_i2int(AVInteger a){
}
return out;
}
#ifdef TEST
const uint8_t ff_log2_tab[256]={
0,0,1,1,2,2,2,2,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
};
int main(void){
int64_t a,b;
for(a=7; a<256*256*256; a+=13215){
for(b=3; b<256*256*256; b+=27118){
AVInteger ai= av_int2i(a);
AVInteger bi= av_int2i(b);
av_assert0(av_i2int(ai) == a);
av_assert0(av_i2int(bi) == b);
av_assert0(av_i2int(av_add_i(ai,bi)) == a+b);
av_assert0(av_i2int(av_sub_i(ai,bi)) == a-b);
av_assert0(av_i2int(av_mul_i(ai,bi)) == a*b);
av_assert0(av_i2int(av_shr_i(ai, 9)) == a>>9);
av_assert0(av_i2int(av_shr_i(ai,-9)) == a<<9);
av_assert0(av_i2int(av_shr_i(ai, 17)) == a>>17);
av_assert0(av_i2int(av_shr_i(ai,-17)) == a<<17);
av_assert0(av_log2_i(ai) == av_log2(a));
av_assert0(av_i2int(av_div_i(ai,bi)) == a/b);
}
}
return 0;
}
#endif

49
libavutil/tests/integer.c Normal file
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@ -0,0 +1,49 @@
/*
* Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "libavutil/avassert.h"
#include "libavutil/integer.h"
#include "libavutil/intmath.h"
int main(void){
int64_t a,b;
for(a=7; a<256*256*256; a+=13215){
for(b=3; b<256*256*256; b+=27118){
AVInteger ai= av_int2i(a);
AVInteger bi= av_int2i(b);
av_assert0(av_i2int(ai) == a);
av_assert0(av_i2int(bi) == b);
av_assert0(av_i2int(av_add_i(ai,bi)) == a+b);
av_assert0(av_i2int(av_sub_i(ai,bi)) == a-b);
av_assert0(av_i2int(av_mul_i(ai,bi)) == a*b);
av_assert0(av_i2int(av_shr_i(ai, 9)) == a>>9);
av_assert0(av_i2int(av_shr_i(ai,-9)) == a<<9);
av_assert0(av_i2int(av_shr_i(ai, 17)) == a>>17);
av_assert0(av_i2int(av_shr_i(ai,-17)) == a<<17);
av_assert0(av_log2_i(ai) == av_log2(a));
av_assert0(av_i2int(av_div_i(ai,bi)) == a/b);
}
}
return 0;
}

5
tests/fate/libavutil.mak
View File

@ -90,6 +90,11 @@ FATE_LIBAVUTIL += fate-imgutils
fate-imgutils: libavutil/tests/imgutils$(EXESUF)
fate-imgutils: CMD = run libavutil/tests/imgutils
FATE_LIBAVUTIL += fate-integer
fate-integer: libavutil/tests/integer$(EXESUF)
fate-integer: CMD = run libavutil/tests/integer
fate-integer: CMP = null
FATE_LIBAVUTIL += fate-lfg
fate-lfg: libavutil/tests/lfg$(EXESUF)
fate-lfg: CMD = run libavutil/tests/lfg