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spa: tests: add automated unit test for spa_ringbuffer

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George Kiagiadakis 2018-10-31 12:15:37 +02:00 • committed by Wim Taymans
parent 9724aea17f
commit 57cd209d2a
1 changed files with 61 additions and 0 deletions
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61
spa/tests/auto/test-utils.c
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@ -21,6 +21,7 @@
#include <spa/utils/dict.h> #include <spa/utils/dict.h>
#include <spa/utils/list.h> #include <spa/utils/list.h>
#include <spa/utils/hook.h> #include <spa/utils/hook.h>
#include <spa/utils/ringbuffer.h>
static void test_dict(void) static void test_dict(void)
{ {
@ -213,10 +214,70 @@ static void test_hook(void)
spa_assert(hook_free_count == 4); spa_assert(hook_free_count == 4);
} }
static void test_ringbuffer(void)
{
struct spa_ringbuffer rb;
char buffer[20];
char readbuf[20];
uint32_t idx;
int32_t fill;
spa_ringbuffer_init(&rb);
fill = spa_ringbuffer_get_write_index(&rb, &idx);
spa_assert(idx == 0);
spa_assert(fill == 0);
spa_ringbuffer_write_data(&rb, buffer, 20, idx, "hello pipewire", 14);
spa_ringbuffer_write_update(&rb, idx + 14);
fill = spa_ringbuffer_get_write_index(&rb, &idx);
spa_assert(idx == 14);
spa_assert(fill == 14);
fill = spa_ringbuffer_get_read_index(&rb, &idx);
spa_assert(idx == 0);
spa_assert(fill == 14);
spa_ringbuffer_read_data(&rb, buffer, 20, idx, readbuf, 6);
spa_ringbuffer_read_update(&rb, idx + 6);
spa_assert(!memcmp(readbuf, "hello ", 6));
fill = spa_ringbuffer_get_read_index(&rb, &idx);
spa_assert(idx == 6);
spa_assert(fill == 8);
fill = spa_ringbuffer_get_write_index(&rb, &idx);
spa_assert(idx == 14);
spa_assert(fill == 8);
spa_ringbuffer_write_data(&rb, buffer, 20, idx, " rocks !!!", 10);
spa_ringbuffer_write_update(&rb, idx + 10);
fill = spa_ringbuffer_get_write_index(&rb, &idx);
spa_assert(idx == 24);
spa_assert(fill == 18);
fill = spa_ringbuffer_get_read_index(&rb, &idx);
spa_assert(idx == 6);
spa_assert(fill == 18);
spa_ringbuffer_read_data(&rb, buffer, 20, idx, readbuf, 18);
spa_ringbuffer_read_update(&rb, idx + 18);
spa_assert(!memcmp(readbuf, "pipewire rocks !!!", 18));
fill = spa_ringbuffer_get_read_index(&rb, &idx);
spa_assert(idx == 24);
spa_assert(fill == 0);
fill = spa_ringbuffer_get_write_index(&rb, &idx);
spa_assert(idx == 24);
spa_assert(fill == 0);
/* actual buffer must have wrapped around */
spa_assert(!memcmp(buffer, " !!!o pipewire rocks", 20));
}
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
test_dict(); test_dict();
test_list(); test_list();
test_hook(); test_hook();
test_ringbuffer();
return 0; return 0;
} }