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/* -*- coding: utf-8 -*-
* ----------------------------------------------------------------------
* Copyright © 2011-2014, RedJack, LLC.
* All rights reserved.
*
* Please see the COPYING file in this distribution for license details.
* ----------------------------------------------------------------------
*/
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <check.h>
#include "libcork/core/types.h"
#include "libcork/ds/ring-buffer.h"
#include "helpers.h"
/*-----------------------------------------------------------------------
* Ring buffers
*/
START_TEST(test_ring_buffer_1)
{
struct cork_ring_buffer buf;
cork_ring_buffer_init(&buf, 4);
fail_unless(cork_ring_buffer_add(&buf, (void *) 1) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(&buf, (void *) 2) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(&buf, (void *) 3) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(&buf, (void *) 4) == 0,
"Cannot add to ring buffer");
fail_if(cork_ring_buffer_add(&buf, (void *) 5) == 0,
"Shouldn't be able to add to ring buffer");
fail_unless(((intptr_t) cork_ring_buffer_peek(&buf)) == 1,
"Unexpected head of ring buffer (peek)");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 1,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 2,
"Unexpected head of ring buffer (pop)");
fail_unless(cork_ring_buffer_add(&buf, (void *) 5) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(&buf, (void *) 6) == 0,
"Cannot add to ring buffer");
fail_if(cork_ring_buffer_add(&buf, (void *) 7) == 0,
"Shouldn't be able to add to ring buffer");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 3,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 4,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 5,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(&buf)) == 6,
"Unexpected head of ring buffer (pop)");
fail_unless(cork_ring_buffer_pop(&buf) == NULL,
"Shouldn't be able to pop from ring buffer");
cork_ring_buffer_done(&buf);
}
END_TEST
START_TEST(test_ring_buffer_2)
{
struct cork_ring_buffer *buf = cork_ring_buffer_new(4);
fail_unless(cork_ring_buffer_add(buf, (void *) 1) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(buf, (void *) 2) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(buf, (void *) 3) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(buf, (void *) 4) == 0,
"Cannot add to ring buffer");
fail_if(cork_ring_buffer_add(buf, (void *) 5) == 0,
"Shouldn't be able to add to ring buffer");
fail_unless(((intptr_t) cork_ring_buffer_peek(buf)) == 1,
"Unexpected head of ring buffer (peek)");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 1,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 2,
"Unexpected head of ring buffer (pop)");
fail_unless(cork_ring_buffer_add(buf, (void *) 5) == 0,
"Cannot add to ring buffer");
fail_unless(cork_ring_buffer_add(buf, (void *) 6) == 0,
"Cannot add to ring buffer");
fail_if(cork_ring_buffer_add(buf, (void *) 7) == 0,
"Shouldn't be able to add to ring buffer");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 3,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 4,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 5,
"Unexpected head of ring buffer (pop)");
fail_unless(((intptr_t) cork_ring_buffer_pop(buf)) == 6,
"Unexpected head of ring buffer (pop)");
fail_unless(cork_ring_buffer_pop(buf) == NULL,
"Shouldn't be able to pop from ring buffer");
cork_ring_buffer_free(buf);
}
END_TEST
/*-----------------------------------------------------------------------
* Testing harness
*/
Suite *
test_suite()
{
Suite *s = suite_create("ring_buffer");
TCase *tc_ds = tcase_create("ring_buffer");
tcase_add_test(tc_ds, test_ring_buffer_1);
tcase_add_test(tc_ds, test_ring_buffer_2);
suite_add_tcase(s, tc_ds);
return s;
}
int
main(int argc, const char **argv)
{
int number_failed;
Suite *suite = test_suite();
SRunner *runner = srunner_create(suite);
setup_allocator();
srunner_run_all(runner, CK_NORMAL);
number_failed = srunner_ntests_failed(runner);
srunner_free(runner);
return (number_failed == 0)? EXIT_SUCCESS: EXIT_FAILURE;
}
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