1c9775ce7SJeremy Kerr
2c9775ce7SJeremy Kerr #include <stdlib.h>
3c9775ce7SJeremy Kerr #include <stdint.h>
4c9775ce7SJeremy Kerr #include <stdio.h>
5c9775ce7SJeremy Kerr
6c9775ce7SJeremy Kerr #include "ringbuffer.c"
7c9775ce7SJeremy Kerr #include "ringbuffer-test-utils.c"
8c9775ce7SJeremy Kerr
test_contained_offset_read(void)9c9775ce7SJeremy Kerr void test_contained_offset_read(void)
10c9775ce7SJeremy Kerr {
11*b70f8713SAndrew Jeffery uint8_t *out_buf;
12*b70f8713SAndrew Jeffery uint8_t in_buf[] = { 'a', 'b', 'c' };
13c9775ce7SJeremy Kerr struct ringbuffer_consumer *rbc;
14c9775ce7SJeremy Kerr struct ringbuffer *rb;
15c9775ce7SJeremy Kerr size_t len;
168f548f6cSAndrew Jeffery size_t i;
178f548f6cSAndrew Jeffery int rc;
18c9775ce7SJeremy Kerr
19c9775ce7SJeremy Kerr rb = ringbuffer_init(10);
20c9775ce7SJeremy Kerr rbc = ringbuffer_consumer_register(rb, ringbuffer_poll_nop, NULL);
21c9775ce7SJeremy Kerr
22c9775ce7SJeremy Kerr rc = ringbuffer_queue(rb, in_buf, sizeof(in_buf));
23c9775ce7SJeremy Kerr assert(!rc);
24c9775ce7SJeremy Kerr
25c9775ce7SJeremy Kerr /* test all possible offsets */
26c9775ce7SJeremy Kerr for (i = 0; i <= sizeof(in_buf); i++) {
27c9775ce7SJeremy Kerr len = ringbuffer_dequeue_peek(rbc, i, &out_buf);
28c9775ce7SJeremy Kerr assert(len == sizeof(in_buf) - i);
292834c5b1SAndrew Jeffery if (len) {
30c9775ce7SJeremy Kerr assert(!memcmp(in_buf + i, out_buf, len));
31c9775ce7SJeremy Kerr }
322834c5b1SAndrew Jeffery }
33c9775ce7SJeremy Kerr
34c9775ce7SJeremy Kerr ringbuffer_fini(rb);
35c9775ce7SJeremy Kerr }
36c9775ce7SJeremy Kerr
main(void)37c9775ce7SJeremy Kerr int main(void)
38c9775ce7SJeremy Kerr {
39c9775ce7SJeremy Kerr test_contained_offset_read();
40c9775ce7SJeremy Kerr return EXIT_SUCCESS;
41c9775ce7SJeremy Kerr }
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