/*- * Copyright (c) 2017 Dag-Erling Smørgrav * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "cryb/impl.h" #include <sys/types.h> #include <stddef.h> #include <stdint.h> #include <stdlib.h> #include <cryb/test.h> /* * This test isn't very meaningful, but it does exercise the allocator. * It's a little difficult to create meaningful tests when the code you're * testing is the same as the code that runs your tests. */ static int t_malloc_fill(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED) { void *head, **next; unsigned int i; int ret, stmf; ret = 1; stmf = t_malloc_fatal; t_malloc_fatal = 0; head = NULL; for (i = 0; (next = malloc(sizeof *next)) != NULL; ++i) { *next = head; head = next; } t_printv("%u successful allocations\n", i); for (; (next = head) != NULL; --i) { head = *next; free(next); } ret &= t_compare_u(0, i); t_malloc_fatal = stmf; return (ret); } static int t_prepare(int argc, char *argv[]) { (void)argc; (void)argv; t_add_test(t_malloc_fill, NULL, "fill a bucket"); return (0); } int main(int argc, char *argv[]) { t_main(t_prepare, NULL, argc, argv); }