minix/tests/lib/libc/stdlib/t_mi_vector_hash.c

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/* $NetBSD: t_mi_vector_hash.c,v 1.3 2011/07/07 11:12:18 jruoho Exp $ */
/*-
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Joerg Sonnenberger.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDERS 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 <sys/cdefs.h>
__RCSID("$NetBSD: t_mi_vector_hash.c,v 1.3 2011/07/07 11:12:18 jruoho Exp $");
#include <atf-c.h>
#include <stdlib.h>
#include <string.h>
ATF_TC(mi_vector_hash_basic);
ATF_TC_HEAD(mi_vector_hash_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test mi_vector_hash_vector_hash for consistent results");
}
static const struct testvector {
const char *vector;
uint32_t hashes[3];
} testv[] = {
{ "hello, world", { 0xd38f7f21, 0xbf6be9ab, 0x37a0e989 } },
{ "", { 0x9b2ec03d, 0xdb2b69ae, 0xbd49d10d } },
{ "a", { 0x9454baa3, 0xb711c708, 0x29eec818 } },
{ "ab", { 0x9a5dca90, 0xdd212644, 0x9879ac41 } },
{ "abc", { 0x0b91c470, 0x4770cdf5, 0x251e4793 } },
{ "abcd", { 0x5f128df3, 0xf5a667a6, 0x5ae61fa5 } },
{ "abcde", { 0x4cbae281, 0x799c0ed5, 0x03a96866 } },
{ "abcdef", { 0x507a54c8, 0xb6bd06f4, 0xde922732 } },
{ "abcdefg", { 0xae2bca5d, 0x61e960ef, 0xb9e6762c } },
{ "abcdefgh", { 0xd1021264, 0x87f6988f, 0x053f775e } },
{ "abcdefghi", { 0xe380defc, 0xfc35a811, 0x3a7b0a5f } },
{ "abcdefghij", { 0x9a504408, 0x70d2e89d, 0xc9cac242 } },
{ "abcdefghijk", { 0x376117d0, 0x89f434d4, 0xe52b8e4c } },
{ "abcdefghijkl", { 0x92253599, 0x7b6ff99e, 0x0b1b3ea5 } },
{ "abcdefghijklm", { 0x92ee6a52, 0x55587d47, 0x3122b031 } },
{ "abcdefghijklmn", { 0x827baf08, 0x1d0ada73, 0xfec330e0 } },
{ "abcdefghijklmno", { 0x06ab787d, 0xc1ad17c2, 0x11dccf31 } },
{ "abcdefghijklmnop", { 0x2cf18103, 0x638c9268, 0xfa1ecf51 } },
};
ATF_TC_BODY(mi_vector_hash_basic, tc)
{
size_t i, j, len;
uint32_t hashes[3];
char buf[256];
for (j = 0; j < 8; ++j) {
for (i = 0; i < sizeof(testv) / sizeof(testv[0]); ++i) {
len = strlen(testv[i].vector);
strcpy(buf + j, testv[i].vector);
mi_vector_hash(buf + j, len, 0, hashes);
ATF_CHECK_EQ(hashes[0], testv[i].hashes[0]);
ATF_CHECK_EQ(hashes[1], testv[i].hashes[1]);
ATF_CHECK_EQ(hashes[2], testv[i].hashes[2]);
}
}
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, mi_vector_hash_basic);
return atf_no_error();
}