1 /* $NetBSD: t_sinh.c,v 1.5 2013/04/09 12:11:04 isaki Exp $ */ 2 3 /*- 4 * Copyright (c) 2011 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_sinh.c,v 1.5 2013/04/09 12:11:04 isaki Exp $"); 33 34 #include <atf-c.h> 35 #include <math.h> 36 #include <stdio.h> 37 38 static const struct { 39 double x; 40 double y; 41 double e; 42 } values[] = { 43 { -10, -11013.23287470339, 1e4, }, 44 { -2, -3.626860407847019, 1, }, 45 { -1, -1.175201193643801, 1, }, 46 { -0.05, -0.050020835937655, 1, }, 47 { -0.001,-0.001000000166667, 1, }, 48 { 0.001, 0.001000000166667, 1, }, 49 { 0.05, 0.050020835937655, 1, }, 50 { 1, 1.175201193643801, 1, }, 51 { 2, 3.626860407847019, 1, }, 52 { 10, 11013.23287470339, 1e4, }, 53 }; 54 55 /* 56 * sinh(3) 57 */ 58 ATF_TC(sinh_inrange); 59 ATF_TC_HEAD(sinh_inrange, tc) 60 { 61 atf_tc_set_md_var(tc, "descr", "sinh(x) for some values"); 62 } 63 64 ATF_TC_BODY(sinh_inrange, tc) 65 { 66 #ifndef __vax__ 67 double eps; 68 double x; 69 double y; 70 size_t i; 71 72 for (i = 0; i < __arraycount(values); i++) { 73 x = values[i].x; 74 y = values[i].y; 75 eps = 1e-15 * values[i].e; 76 77 if (fabs(sinh(x) - y) > eps) 78 atf_tc_fail_nonfatal("sinh(%g) != %g\n", x, y); 79 } 80 #endif 81 } 82 83 ATF_TC(sinh_nan); 84 ATF_TC_HEAD(sinh_nan, tc) 85 { 86 atf_tc_set_md_var(tc, "descr", "Test sinh(NaN) == NaN"); 87 } 88 89 ATF_TC_BODY(sinh_nan, tc) 90 { 91 #ifndef __vax__ 92 const double x = 0.0L / 0.0L; 93 94 ATF_CHECK(isnan(x) != 0); 95 ATF_CHECK(isnan(sinh(x)) != 0); 96 #endif 97 } 98 99 ATF_TC(sinh_inf_neg); 100 ATF_TC_HEAD(sinh_inf_neg, tc) 101 { 102 atf_tc_set_md_var(tc, "descr", "Test sinh(-Inf) == -Inf"); 103 } 104 105 ATF_TC_BODY(sinh_inf_neg, tc) 106 { 107 #ifndef __vax__ 108 const double x = -1.0L / 0.0L; 109 double y = sinh(x); 110 111 ATF_CHECK(isinf(y) != 0); 112 ATF_CHECK(signbit(y) != 0); 113 #endif 114 } 115 116 ATF_TC(sinh_inf_pos); 117 ATF_TC_HEAD(sinh_inf_pos, tc) 118 { 119 atf_tc_set_md_var(tc, "descr", "Test sinh(+Inf) == +Inf"); 120 } 121 122 ATF_TC_BODY(sinh_inf_pos, tc) 123 { 124 #ifndef __vax__ 125 const double x = 1.0L / 0.0L; 126 double y = sinh(x); 127 128 ATF_CHECK(isinf(y) != 0); 129 ATF_CHECK(signbit(y) == 0); 130 #endif 131 } 132 133 ATF_TC(sinh_zero_neg); 134 ATF_TC_HEAD(sinh_zero_neg, tc) 135 { 136 atf_tc_set_md_var(tc, "descr", "Test sinh(-0.0) == -0.0"); 137 } 138 139 ATF_TC_BODY(sinh_zero_neg, tc) 140 { 141 #ifndef __vax__ 142 const double x = -0.0L; 143 double y = sinh(x); 144 145 if (fabs(y) > 0.0 || signbit(y) == 0) 146 atf_tc_fail_nonfatal("sinh(-0.0) != -0.0"); 147 #endif 148 } 149 150 ATF_TC(sinh_zero_pos); 151 ATF_TC_HEAD(sinh_zero_pos, tc) 152 { 153 atf_tc_set_md_var(tc, "descr", "Test sinh(+0.0) == +0.0"); 154 } 155 156 ATF_TC_BODY(sinh_zero_pos, tc) 157 { 158 #ifndef __vax__ 159 const double x = 0.0L; 160 double y = sinh(x); 161 162 if (fabs(y) > 0.0 || signbit(y) != 0) 163 atf_tc_fail_nonfatal("sinh(+0.0) != +0.0"); 164 #endif 165 } 166 167 /* 168 * sinhf(3) 169 */ 170 ATF_TC(sinhf_inrange); 171 ATF_TC_HEAD(sinhf_inrange, tc) 172 { 173 atf_tc_set_md_var(tc, "descr", "sinhf(x) for some values"); 174 } 175 176 ATF_TC_BODY(sinhf_inrange, tc) 177 { 178 #ifndef __vax__ 179 float eps; 180 float x; 181 float y; 182 size_t i; 183 184 for (i = 0; i < __arraycount(values); i++) { 185 x = values[i].x; 186 y = values[i].y; 187 eps = 1e-6 * values[i].e; 188 189 if (fabsf(sinhf(x) - y) > eps) 190 atf_tc_fail_nonfatal("sinhf(%g) != %g\n", x, y); 191 } 192 #endif 193 } 194 195 ATF_TC(sinhf_nan); 196 ATF_TC_HEAD(sinhf_nan, tc) 197 { 198 atf_tc_set_md_var(tc, "descr", "Test sinhf(NaN) == NaN"); 199 } 200 201 ATF_TC_BODY(sinhf_nan, tc) 202 { 203 #ifndef __vax__ 204 const float x = 0.0L / 0.0L; 205 206 ATF_CHECK(isnan(x) != 0); 207 ATF_CHECK(isnan(sinhf(x)) != 0); 208 #endif 209 } 210 211 ATF_TC(sinhf_inf_neg); 212 ATF_TC_HEAD(sinhf_inf_neg, tc) 213 { 214 atf_tc_set_md_var(tc, "descr", "Test sinhf(-Inf) == -Inf"); 215 } 216 217 ATF_TC_BODY(sinhf_inf_neg, tc) 218 { 219 #ifndef __vax__ 220 const float x = -1.0L / 0.0L; 221 float y = sinhf(x); 222 223 ATF_CHECK(isinf(y) != 0); 224 ATF_CHECK(signbit(y) != 0); 225 #endif 226 } 227 228 ATF_TC(sinhf_inf_pos); 229 ATF_TC_HEAD(sinhf_inf_pos, tc) 230 { 231 atf_tc_set_md_var(tc, "descr", "Test sinhf(+Inf) == +Inf"); 232 } 233 234 ATF_TC_BODY(sinhf_inf_pos, tc) 235 { 236 #ifndef __vax__ 237 const float x = 1.0L / 0.0L; 238 float y = sinhf(x); 239 240 ATF_CHECK(isinf(y) != 0); 241 ATF_CHECK(signbit(y) == 0); 242 #endif 243 } 244 245 ATF_TC(sinhf_zero_neg); 246 ATF_TC_HEAD(sinhf_zero_neg, tc) 247 { 248 atf_tc_set_md_var(tc, "descr", "Test sinhf(-0.0) == -0.0"); 249 } 250 251 ATF_TC_BODY(sinhf_zero_neg, tc) 252 { 253 #ifndef __vax__ 254 const float x = -0.0L; 255 float y = sinhf(x); 256 257 if (fabsf(y) > 0.0 || signbit(y) == 0) 258 atf_tc_fail_nonfatal("sinhf(-0.0) != -0.0"); 259 #endif 260 } 261 262 ATF_TC(sinhf_zero_pos); 263 ATF_TC_HEAD(sinhf_zero_pos, tc) 264 { 265 atf_tc_set_md_var(tc, "descr", "Test sinhf(+0.0) == +0.0"); 266 } 267 268 ATF_TC_BODY(sinhf_zero_pos, tc) 269 { 270 #ifndef __vax__ 271 const float x = 0.0L; 272 float y = sinhf(x); 273 274 if (fabsf(y) > 0.0 || signbit(y) != 0) 275 atf_tc_fail_nonfatal("sinhf(+0.0) != +0.0"); 276 #endif 277 } 278 279 ATF_TP_ADD_TCS(tp) 280 { 281 282 ATF_TP_ADD_TC(tp, sinh_inrange); 283 ATF_TP_ADD_TC(tp, sinh_nan); 284 ATF_TP_ADD_TC(tp, sinh_inf_neg); 285 ATF_TP_ADD_TC(tp, sinh_inf_pos); 286 ATF_TP_ADD_TC(tp, sinh_zero_neg); 287 ATF_TP_ADD_TC(tp, sinh_zero_pos); 288 289 ATF_TP_ADD_TC(tp, sinhf_inrange); 290 ATF_TP_ADD_TC(tp, sinhf_nan); 291 ATF_TP_ADD_TC(tp, sinhf_inf_neg); 292 ATF_TP_ADD_TC(tp, sinhf_inf_pos); 293 ATF_TP_ADD_TC(tp, sinhf_zero_neg); 294 ATF_TP_ADD_TC(tp, sinhf_zero_pos); 295 296 return atf_no_error(); 297 } 298