tests/include/sys/t_cdefs.c

   1 /* $NetBSD: t_cdefs.c,v 1.3 2013/09/05 09:01:27 gsutre 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 Christos Zoulas.
   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
  32 #include <sys/cdefs.h>
  33 __COPYRIGHT("@(#) Copyright (c) 2008\
  34  The NetBSD Foundation, inc. All rights reserved.");
  35 __RCSID("$NetBSD: t_cdefs.c,v 1.3 2013/09/05 09:01:27 gsutre Exp $");
  36
  37 #include <atf-c.h>
  38 #include <sys/types.h>
  39 #include <limits.h>
  40 #include <stdint.h>
  41
  42 static const struct {
  43         const char *name;
  44         intmax_t min;
  45         intmax_t max;
  46 } s[] = {
  47         { "signed char", SCHAR_MIN, SCHAR_MAX },
  48         { "signed short", SHRT_MIN, SHRT_MAX },
  49         { "signed int", INT_MIN, INT_MAX },
  50         { "signed long", LONG_MIN, LONG_MAX },
  51         { "signed long long", LLONG_MIN, LLONG_MAX },
  52 };
  53
  54 static const struct {
  55         const char *name;
  56         uintmax_t min;
  57         uintmax_t max;
  58 } u[] = {
  59         { "unsigned char", 0, UCHAR_MAX },
  60         { "unsigned short", 0, USHRT_MAX },
  61         { "unsigned int", 0, UINT_MAX },
  62         { "unsigned long", 0, ULONG_MAX },
  63         { "unsigned long long", 0, ULLONG_MAX },
  64 };
  65
  66 ATF_TC(stypeminmax);
  67 ATF_TC_HEAD(stypeminmax, tc)
  68 {
  69         atf_tc_set_md_var(tc, "descr", "Checks signed type min/max macros");
  70 }
  71
  72
  73 ATF_TC_BODY(stypeminmax, tc)
  74 {
  75 #define CHECK(a, b) ATF_REQUIRE(__type_min(a) == s[b].min); \
  76     ATF_REQUIRE(__type_max(a) == s[b].max)
  77
  78         CHECK(signed char, 0);
  79         CHECK(signed short, 1);
  80         CHECK(signed int, 2);
  81         CHECK(signed long, 3);
  82         CHECK(signed long long, 4);
  83 #undef CHECK
  84 }
  85
  86 ATF_TC(utypeminmax);
  87 ATF_TC_HEAD(utypeminmax, tc)
  88 {
  89         atf_tc_set_md_var(tc, "descr", "Checks unsigned type min/max macros");
  90 }
  91
  92 ATF_TC_BODY(utypeminmax, tc)
  93 {
  94 #define CHECK(a, b) ATF_REQUIRE(__type_min(a) == u[b].min); \
  95     ATF_REQUIRE(__type_max(a) == u[b].max)
  96
  97         CHECK(unsigned char, 0);
  98         CHECK(unsigned short, 1);
  99         CHECK(unsigned int, 2);
 100         CHECK(unsigned long, 3);
 101         CHECK(unsigned long long, 4);
 102 #undef CHECK
 103 }
 104
 105 ATF_TC(sissigned);
 106 ATF_TC_HEAD(sissigned, tc)
 107 {
 108         atf_tc_set_md_var(tc, "descr", "Checks issigned macro for signed");
 109 }
 110
 111 ATF_TC_BODY(sissigned, tc)
 112 {
 113 #define CHECK(a) ATF_REQUIRE(__type_is_signed(a) == 1)
 114
 115         CHECK(signed char);
 116         CHECK(signed short);
 117         CHECK(signed int);
 118         CHECK(signed long);
 119         CHECK(signed long long);
 120 #undef CHECK
 121 }
 122
 123 ATF_TC(uissigned);
 124 ATF_TC_HEAD(uissigned, tc)
 125 {
 126         atf_tc_set_md_var(tc, "descr", "Checks issigned macro for unsigned");
 127 }
 128
 129 ATF_TC_BODY(uissigned, tc)
 130 {
 131 #define CHECK(a) ATF_REQUIRE(__type_is_signed(a) == 0)
 132
 133         CHECK(unsigned char);
 134         CHECK(unsigned short);
 135         CHECK(unsigned int);
 136         CHECK(unsigned long);
 137         CHECK(unsigned long long);
 138 #undef CHECK
 139 }
 140
 141 ATF_TC(utypemask);
 142 ATF_TC_HEAD(utypemask, tc)
 143 {
 144         atf_tc_set_md_var(tc, "descr", "Checks type mask macro for unsigned");
 145 }
 146
 147 ATF_TC_BODY(utypemask, tc)
 148 {
 149 #define CHECK(a, b) ATF_REQUIRE(__type_mask(a) == b)
 150
 151         CHECK(unsigned char,      0xffffffffffffff00ULL);
 152         CHECK(unsigned short,     0xffffffffffff0000ULL);
 153         CHECK(unsigned int,       0xffffffff00000000ULL);
 154         CHECK(unsigned long long, 0x0000000000000000ULL);
 155 #undef CHECK
 156 }
 157
 158 ATF_TC(stypemask);
 159 ATF_TC_HEAD(stypemask, tc)
 160 {
 161         atf_tc_set_md_var(tc, "descr", "Checks type mask macro for signed");
 162 }
 163
 164 ATF_TC_BODY(stypemask, tc)
 165 {
 166 #define CHECK(a, b) ATF_REQUIRE(__type_mask(a) == b)
 167
 168         CHECK(signed char,      0xffffffffffffff00LL);
 169         CHECK(signed short,     0xffffffffffff0000LL);
 170         CHECK(signed int,       0xffffffff00000000LL);
 171         CHECK(signed long long, 0x0000000000000000LL);
 172 #undef CHECK
 173 }
 174
 175 ATF_TC(stypefit);
 176 ATF_TC_HEAD(stypefit, tc)
 177 {
 178         atf_tc_set_md_var(tc, "descr", "Checks typefit macro for signed");
 179 }
 180
 181 ATF_TC_BODY(stypefit, tc)
 182 {
 183 #define CHECK(a, b, c) ATF_REQUIRE(!__type_fit(a, b) == c)
 184
 185         CHECK(signed char, -1, 0);
 186         CHECK(signed char, 1, 0);
 187         CHECK(signed char, 0x7f, 0);
 188         CHECK(signed char, 0x80, 1);
 189         CHECK(signed char, 0xff, 1);
 190         CHECK(signed char, 0x1ff, 1);
 191
 192         CHECK(signed short, -1, 0);
 193         CHECK(signed short, 1, 0);
 194         CHECK(signed short, 0x7fff, 0);
 195         CHECK(signed short, 0x8000, 1);
 196         CHECK(signed short, 0xffff, 1);
 197         CHECK(signed short, 0x1ffff, 1);
 198
 199         CHECK(signed int, -1, 0);
 200         CHECK(signed int, 1, 0);
 201         CHECK(signed int, 0x7fffffff, 0);
 202         CHECK(signed int, 0x80000000, 1);
 203         CHECK(signed int, 0xffffffff, 1);
 204         CHECK(signed int, 0x1ffffffffLL, 1);
 205
 206         CHECK(signed long long, -1, 0);
 207         CHECK(signed long long, 1, 0);
 208         CHECK(signed long long, 0x7fffffffffffffffLL, 0);
 209         CHECK(signed long long, 0x8000000000000000LL, 1);
 210         CHECK(signed long long, 0xffffffffffffffffLL, 1);
 211
 212 #undef CHECK
 213 }
 214
 215 ATF_TC(utypefit);
 216 ATF_TC_HEAD(utypefit, tc)
 217 {
 218         atf_tc_set_md_var(tc, "descr", "Checks typefit macro for unsigned");
 219 }
 220
 221 ATF_TC_BODY(utypefit, tc)
 222 {
 223 #define CHECK(a, b, c) ATF_REQUIRE(!__type_fit(a, b) == c)
 224
 225         CHECK(unsigned char, -1, 1);
 226         CHECK(unsigned char, 1, 0);
 227         CHECK(unsigned char, 0x7f, 0);
 228         CHECK(unsigned char, 0x80, 0);
 229         CHECK(unsigned char, 0xff, 0);
 230         CHECK(unsigned char, 0x1ff, 1);
 231
 232         CHECK(unsigned short, -1, 1);
 233         CHECK(unsigned short, 1, 0);
 234         CHECK(unsigned short, 0x7fff, 0);
 235         CHECK(unsigned short, 0x8000, 0);
 236         CHECK(unsigned short, 0xffff, 0);
 237         CHECK(unsigned short, 0x1ffff, 1);
 238
 239         CHECK(unsigned int, -1, 1);
 240         CHECK(unsigned int, 1, 0);
 241         CHECK(unsigned int, 0x7fffffff, 0);
 242         CHECK(unsigned int, 0x80000000, 0);
 243         CHECK(unsigned int, 0xffffffff, 0);
 244         CHECK(unsigned int, 0x1ffffffffLL, 1);
 245
 246         CHECK(unsigned long long, -1, 1);
 247         CHECK(unsigned long long, 1, 0);
 248         CHECK(unsigned long long, 0x7fffffffffffffffULL, 0);
 249         CHECK(unsigned long long, 0x8000000000000000ULL, 0);
 250         CHECK(unsigned long long, 0xffffffffffffffffULL, 0);
 251
 252 #undef CHECK
 253 }
 254
 255 ATF_TP_ADD_TCS(tp)
 256 {
 257         ATF_TP_ADD_TC(tp, stypeminmax);
 258         ATF_TP_ADD_TC(tp, utypeminmax);
 259         ATF_TP_ADD_TC(tp, sissigned);
 260         ATF_TP_ADD_TC(tp, uissigned);
 261         ATF_TP_ADD_TC(tp, stypemask);
 262         ATF_TP_ADD_TC(tp, utypemask);
 263         ATF_TP_ADD_TC(tp, stypefit);
 264         ATF_TP_ADD_TC(tp, utypefit);
 265
 266         return atf_no_error();
 267 }