t_atoi.c revision 1.1
1/* $NetBSD: t_atoi.c,v 1.1 2012/03/29 05:42:31 jruoho Exp $ */ 2 3/*- 4 * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jukka Ruohonen. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31#include <sys/cdefs.h> 32__RCSID("$NetBSD: t_atoi.c,v 1.1 2012/03/29 05:42:31 jruoho Exp $"); 33 34#include <atf-c.h> 35#include <float.h> 36#include <limits.h> 37#include <stdio.h> 38#include <stdlib.h> 39 40ATF_TC(atof_strtod); 41ATF_TC_HEAD(atof_strtod, tc) 42{ 43 atf_tc_set_md_var(tc, "descr", 44 "Test that atof(3) matches the corresponding strtod(3) call"); 45} 46 47ATF_TC_BODY(atof_strtod, tc) 48{ 49 char buf[64]; 50 51 (void)snprintf(buf, sizeof(buf), "%f\n", DBL_MAX); 52 53 ATF_REQUIRE(atof("0") == strtod("0", NULL)); 54 ATF_REQUIRE(atof("-1") == strtod("-1", NULL)); 55 ATF_REQUIRE(atof(buf) == strtod(buf, NULL)); 56} 57 58ATF_TC(atoi_strtol); 59ATF_TC_HEAD(atoi_strtol, tc) 60{ 61 atf_tc_set_md_var(tc, "descr", 62 "Test that atoi(3) matches the corresponding strtol(3) call"); 63} 64 65ATF_TC_BODY(atoi_strtol, tc) 66{ 67 char buf[64]; 68 69 (void)snprintf(buf, sizeof(buf), "%d\n", INT_MAX); 70 71 ATF_REQUIRE(atoi("0") == strtol("0", NULL, 10)); 72 ATF_REQUIRE(atoi("-1") == strtol("-1", NULL, 10)); 73 ATF_REQUIRE(atoi(buf) == strtol(buf, NULL, 10)); 74} 75 76ATF_TC(atol_strtol); 77ATF_TC_HEAD(atol_strtol, tc) 78{ 79 atf_tc_set_md_var(tc, "descr", 80 "Test that atol(3) matches the corresponding strtol(3) call"); 81} 82 83ATF_TC_BODY(atol_strtol, tc) 84{ 85 char buf[64]; 86 87 (void)snprintf(buf, sizeof(buf), "%ld\n", LONG_MAX); 88 89 ATF_REQUIRE(atol("0") == strtol("0", NULL, 10)); 90 ATF_REQUIRE(atol("-1") == strtol("-1", NULL, 10)); 91 ATF_REQUIRE(atol(buf) == strtol(buf, NULL, 10)); 92} 93 94ATF_TP_ADD_TCS(tp) 95{ 96 97 ATF_TP_ADD_TC(tp, atof_strtod); 98 ATF_TP_ADD_TC(tp, atoi_strtol); 99 ATF_TP_ADD_TC(tp, atol_strtol); 100 101 return atf_no_error(); 102} 103