1 /*- 2 * Copyright (C) 2004 Maxim Sobolev <sobomax@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * Test for mergesort() routine. 29 */ 30 31 #include <sys/cdefs.h> 32 #include <assert.h> 33 #include <stdio.h> 34 #include <stdlib.h> 35 36 #include "test-sort.h" 37 38 ATF_TC_WITHOUT_HEAD(mergesort_test); 39 ATF_TC_BODY(mergesort_test, tc) 40 { 41 int sresvector[IVEC_LEN]; 42 int testvector[IVEC_LEN]; 43 int i, j; 44 45 for (j = 2; j < IVEC_LEN; j++) { 46 /* Populate test vectors */ 47 for (i = 0; i < j; i++) 48 testvector[i] = sresvector[i] = initvector[i]; 49 50 /* Sort using mergesort(3) */ 51 mergesort(testvector, j, sizeof(testvector[0]), sorthelp); 52 /* Sort using reference slow sorting routine */ 53 ssort(sresvector, j); 54 55 /* Compare results */ 56 for (i = 0; i < j; i++) 57 ATF_CHECK_MSG(testvector[i] == sresvector[i], 58 "item at index %d didn't match: %d != %d", 59 i, testvector[i], sresvector[i]); 60 } 61 } 62 63 ATF_TP_ADD_TCS(tp) 64 { 65 66 ATF_TP_ADD_TC(tp, mergesort_test); 67 68 return (atf_no_error()); 69 } 70