END_TEST
START_TEST(test_ring_buffer4)
{
qb_ringbuffer_t *t;
char data[] = "1234567891";
int32_t i;
char *new_data;
ssize_t l;
t = qb_rb_open("test4", 10, QB_RB_FLAG_CREATE | QB_RB_FLAG_OVERWRITE, 0);
fail_if(t == NULL);
for (i = 0; i < 2000; i++) {
l = qb_rb_chunk_write(t, data, strlen(data));
ck_assert_int_eq(l, strlen(data));
if (i == 0) {
data[0] = 'b';
}
}
for (i = 0; i < 2000; i++) {
l = qb_rb_chunk_peek(t, (void **)&new_data, 0);
if (l == 0) {
break;
}
ck_assert_int_eq(l, strlen(data));
qb_rb_chunk_reclaim(t);
}
qb_rb_close(t);
}
END_TEST
/*
* odd size (10)
*/
START_TEST(test_ring_buffer3)
{
qb_ringbuffer_t *t;
int32_t i;
char v[] = "1234567891";
char out[32];
ssize_t l;
size_t len = strlen(v) + 1;
t = qb_rb_open("test3", 10, QB_RB_FLAG_CREATE | QB_RB_FLAG_OVERWRITE, 0);
fail_if(t == NULL);
for (i = 0; i < 9000; i++) {
l = qb_rb_chunk_write(t, v, len);
ck_assert_int_eq(l, len);
}
for (i = 0; i < 2000; i++) {
l = qb_rb_chunk_read(t, (void *)out, 32, 0);
if (l < 0) {
/* no more to read */
break;
}
ck_assert_int_eq(l, len);
ck_assert_str_eq(v, out);
}
qb_rb_close(t);
}
static void
_benchmark(ssize_t write_size)
{
ssize_t res;
int write_count = 0;
float secs;
alarm_notice = 0;
alarm (10);
qb_util_stopwatch_start(sw);
do {
res = qb_rb_chunk_write(rb, buffer, write_size);
if (res == write_size) {
write_count++;
}
} while (alarm_notice == 0 && (res == write_size || res == -EAGAIN));
if (res < 0) {
perror("qb_ipcc_sendv");
}
qb_util_stopwatch_stop(sw);
secs = qb_util_stopwatch_sec_elapsed_get(sw);
printf ("%5d messages sent ", write_count);
printf ("%5ld bytes per write ", (long int) write_size);
printf ("%7.3f Seconds runtime ", secs);
printf ("%9.3f TP/s ",
((float)write_count) / secs);
printf ("%7.3f MB/s.\n",
((float)write_count) * ((float)write_size) / secs);
}
static void bmc_send_nozc(size_t size)
{
ssize_t res = 0;
repeat_send:
res = qb_rb_chunk_write(rb, buffer, size);
if (res < size) {
goto repeat_send;
}
}
END_TEST
/*
* nice size (int64)
*/
START_TEST(test_ring_buffer2)
{
qb_ringbuffer_t *t;
int32_t i;
int64_t v = 7891034;
int64_t *new_data;
ssize_t l;
t = qb_rb_open("test2", 200 * sizeof(int64_t), QB_RB_FLAG_CREATE, 0);
fail_if(t == NULL);
for (i = 0; i < 200; i++) {
l = qb_rb_chunk_write(t, &v, sizeof(v));
ck_assert_int_eq(l, sizeof(v));
}
for (i = 0; i < 100; i++) {
l = qb_rb_chunk_peek(t, (void **)&new_data, 0);
ck_assert_int_eq(l, sizeof(v));
fail_unless(v == *new_data);
qb_rb_chunk_reclaim(t);
}
for (i = 0; i < 100; i++) {
l = qb_rb_chunk_write(t, &v, sizeof(v));
ck_assert_int_eq(l, sizeof(v));
}
for (i = 0; i < 100; i++) {
l = qb_rb_chunk_peek(t, (void **)&new_data, 0);
if (l == 0) {
/* no more to read */
break;
}
ck_assert_int_eq(l, sizeof(v));
fail_unless(v == *new_data);
qb_rb_chunk_reclaim(t);
}
qb_rb_close(t);
}
