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avutil: Improved selftest coverage for libavutil/fifo.c

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Tested functions: av_fifo_generic_peek(), av_fifo_grow()

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Thomas Turner 2016-10-13 15:13:56 -07:00 committed by Michael Niedermayer
parent d790e48830
commit 09d39177dc
2 changed files with 80 additions and 2 deletions
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39
libavutil/tests/fifo.c
View File

@ -17,14 +17,14 @@
*/ */
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
#include "libavutil/fifo.h" #include "libavutil/fifo.h"
int main(void) int main(void)
{ {
/* create a FIFO buffer */ /* create a FIFO buffer */
AVFifoBuffer *fifo = av_fifo_alloc(13 * sizeof(int)); AVFifoBuffer *fifo = av_fifo_alloc(13 * sizeof(int));
int i, j, n; int i, j, n, *p;
/* fill data */ /* fill data */
for (i = 0; av_fifo_space(fifo) >= sizeof(int); i++) for (i = 0; av_fifo_space(fifo) >= sizeof(int); i++)
@ -46,6 +46,24 @@ int main(void)
} }
printf("\n"); printf("\n");
/* generic peek at FIFO */
n = av_fifo_size(fifo);
p = malloc(n);
if (p == NULL) {
fprintf(stderr, "failed to allocate memory.\n");
exit(1);
}
(void) av_fifo_generic_peek(fifo, p, n, NULL);
/* read data at p */
n /= sizeof(int);
for(i = 0; i < n; ++i)
printf("%d: %d\n", i, p[i]);
putchar('\n');
/* read data */ /* read data */
for (i = 0; av_fifo_size(fifo) >= sizeof(int); i++) { for (i = 0; av_fifo_size(fifo) >= sizeof(int); i++) {
av_fifo_generic_read(fifo, &j, sizeof(int), NULL); av_fifo_generic_read(fifo, &j, sizeof(int), NULL);
@ -61,6 +79,22 @@ int main(void)
for (i = 0; av_fifo_space(fifo) >= sizeof(int); i++) for (i = 0; av_fifo_space(fifo) >= sizeof(int); i++)
av_fifo_generic_write(fifo, &i, sizeof(int), NULL); av_fifo_generic_write(fifo, &i, sizeof(int), NULL);
/* peek_at at FIFO */
n = av_fifo_size(fifo) / sizeof(int);
for (i = 0; i < n; i++) {
av_fifo_generic_peek_at(fifo, &j, i * sizeof(int), sizeof(j), NULL);
printf("%d: %d\n", i, j);
}
putchar('\n');
/* test fifo_grow */
(void) av_fifo_grow(fifo, 15 * sizeof(int));
/* fill data */
n = av_fifo_size(fifo) / sizeof(int);
for (i = n; av_fifo_space(fifo) >= sizeof(int); ++i)
av_fifo_generic_write(fifo, &i, sizeof(int), NULL);
/* peek_at at FIFO */ /* peek_at at FIFO */
n = av_fifo_size(fifo) / sizeof(int); n = av_fifo_size(fifo) / sizeof(int);
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
@ -69,6 +103,7 @@ int main(void)
} }
av_fifo_free(fifo); av_fifo_free(fifo);
free(p);
return 0; return 0;
} }

43
tests/ref/fate/fifo
View File

@ -38,6 +38,20 @@
11: 11 11: 11
12: 12 12: 12
0: 0
1: 1
2: 2
3: 3
4: 4
5: 5
6: 6
7: 7
8: 8
9: 9
10: 10
11: 11
12: 12
0 1 2 3 4 5 6 7 8 9 10 11 12 0 1 2 3 4 5 6 7 8 9 10 11 12
0: 0 0: 0
1: 1 1: 1
@ -52,3 +66,32 @@
10: 10 10: 10
11: 11 11: 11
12: 12 12: 12
0: 0
1: 1
2: 2
3: 3
4: 4
5: 5
6: 6
7: 7
8: 8
9: 9
10: 10
11: 11
12: 12
13: 13
14: 14
15: 15
16: 16
17: 17
18: 18
19: 19
20: 20
21: 21
22: 22
23: 23
24: 24
25: 25
26: 26
27: 27