tests/lib/libm/t_ceil.c

   1 /* $NetBSD: t_ceil.c,v 1.10 2014/03/03 10:39:08 martin 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_ceil.c,v 1.10 2014/03/03 10:39:08 martin Exp $");
  33
  34 #include <atf-c.h>
  35 #include <math.h>
  36 #include <limits.h>
  37 #include <stdio.h>
  38
  39 #ifdef __vax__
  40 #define SMALL_NUM       1.0e-38
  41 #else
  42 #define SMALL_NUM       1.0e-40
  43 #endif
  44
  45 /*
  46  * ceil(3)
  47  */
  48 ATF_TC(ceil_basic);
  49 ATF_TC_HEAD(ceil_basic, tc)
  50 {
  51         atf_tc_set_md_var(tc, "descr", "A basic test of ceil(3)");
  52 }
  53
  54 ATF_TC_BODY(ceil_basic, tc)
  55 {
  56         const double x = 0.999999999999999;
  57         const double y = 0.000000000000001;
  58
  59         ATF_CHECK(fabs(ceil(x) - 1) < SMALL_NUM);
  60         ATF_CHECK(fabs(ceil(y) - 1) < SMALL_NUM);
  61 }
  62
  63 ATF_TC(ceil_nan);
  64 ATF_TC_HEAD(ceil_nan, tc)
  65 {
  66         atf_tc_set_md_var(tc, "descr", "Test ceil(NaN) == NaN");
  67 }
  68
  69 ATF_TC_BODY(ceil_nan, tc)
  70 {
  71         const double x = 0.0L / 0.0L;
  72
  73         ATF_CHECK(isnan(ceil(x)) != 0);
  74 }
  75
  76 ATF_TC(ceil_inf_neg);
  77 ATF_TC_HEAD(ceil_inf_neg, tc)
  78 {
  79         atf_tc_set_md_var(tc, "descr", "Test ceil(-Inf) == -Inf");
  80 }
  81
  82 ATF_TC_BODY(ceil_inf_neg, tc)
  83 {
  84         const double x = -1.0L / 0.0L;
  85         double y = ceil(x);
  86
  87         if (isinf(y) == 0 || signbit(y) == 0)
  88                 atf_tc_fail_nonfatal("ceil(-Inf) != -Inf");
  89 }
  90
  91 ATF_TC(ceil_inf_pos);
  92 ATF_TC_HEAD(ceil_inf_pos, tc)
  93 {
  94         atf_tc_set_md_var(tc, "descr", "Test ceil(+Inf) == +Inf");
  95 }
  96
  97 ATF_TC_BODY(ceil_inf_pos, tc)
  98 {
  99         const double x = 1.0L / 0.0L;
 100         double y = ceil(x);
 101
 102         if (isinf(y) == 0 || signbit(y) != 0)
 103                 atf_tc_fail_nonfatal("ceil(+Inf) != +Inf");
 104 }
 105
 106 ATF_TC(ceil_zero_neg);
 107 ATF_TC_HEAD(ceil_zero_neg, tc)
 108 {
 109         atf_tc_set_md_var(tc, "descr", "Test ceil(-0.0) == -0.0");
 110 }
 111
 112 ATF_TC_BODY(ceil_zero_neg, tc)
 113 {
 114         const double x = -0.0L;
 115         double y = ceil(x);
 116
 117         if (fabs(y) > 0.0 || signbit(y) == 0)
 118                 atf_tc_fail_nonfatal("ceil(-0.0) != -0.0");
 119 }
 120
 121 ATF_TC(ceil_zero_pos);
 122 ATF_TC_HEAD(ceil_zero_pos, tc)
 123 {
 124         atf_tc_set_md_var(tc, "descr", "Test ceil(+0.0) == +0.0");
 125 }
 126
 127 ATF_TC_BODY(ceil_zero_pos, tc)
 128 {
 129         const double x = 0.0L;
 130         double y = ceil(x);
 131
 132         if (fabs(y) > 0.0 || signbit(y) != 0)
 133                 atf_tc_fail_nonfatal("ceil(+0.0) != +0.0");
 134 }
 135
 136 /*
 137  * ceilf(3)
 138  */
 139 ATF_TC(ceilf_basic);
 140 ATF_TC_HEAD(ceilf_basic, tc)
 141 {
 142         atf_tc_set_md_var(tc, "descr", "A basic test of ceilf(3)");
 143 }
 144
 145 ATF_TC_BODY(ceilf_basic, tc)
 146 {
 147         const float x = 0.9999999;
 148         const float y = 0.0000001;
 149
 150         ATF_CHECK(fabsf(ceilf(x) - 1) < SMALL_NUM);
 151         ATF_CHECK(fabsf(ceilf(y) - 1) < SMALL_NUM);
 152 }
 153
 154 ATF_TC(ceilf_nan);
 155 ATF_TC_HEAD(ceilf_nan, tc)
 156 {
 157         atf_tc_set_md_var(tc, "descr", "Test ceilf(NaN) == NaN");
 158 }
 159
 160 ATF_TC_BODY(ceilf_nan, tc)
 161 {
 162         const float x = 0.0L / 0.0L;
 163
 164         ATF_CHECK(isnan(ceilf(x)) != 0);
 165 }
 166
 167 ATF_TC(ceilf_inf_neg);
 168 ATF_TC_HEAD(ceilf_inf_neg, tc)
 169 {
 170         atf_tc_set_md_var(tc, "descr", "Test ceilf(-Inf) == -Inf");
 171 }
 172
 173 ATF_TC_BODY(ceilf_inf_neg, tc)
 174 {
 175         const float x = -1.0L / 0.0L;
 176         float y = ceilf(x);
 177
 178         if (isinf(y) == 0 || signbit(y) == 0)
 179                 atf_tc_fail_nonfatal("ceilf(-Inf) != -Inf");
 180 }
 181
 182 ATF_TC(ceilf_inf_pos);
 183 ATF_TC_HEAD(ceilf_inf_pos, tc)
 184 {
 185         atf_tc_set_md_var(tc, "descr", "Test ceilf(+Inf) == +Inf");
 186 }
 187
 188 ATF_TC_BODY(ceilf_inf_pos, tc)
 189 {
 190         const float x = 1.0L / 0.0L;
 191         float y = ceilf(x);
 192
 193         if (isinf(y) == 0 || signbit(y) != 0)
 194                 atf_tc_fail_nonfatal("ceilf(+Inf) != +Inf");
 195 }
 196
 197 ATF_TC(ceilf_zero_neg);
 198 ATF_TC_HEAD(ceilf_zero_neg, tc)
 199 {
 200         atf_tc_set_md_var(tc, "descr", "Test ceilf(-0.0) == -0.0");
 201 }
 202
 203 ATF_TC_BODY(ceilf_zero_neg, tc)
 204 {
 205         const float x = -0.0L;
 206         float y = ceilf(x);
 207
 208         if (fabsf(y) > 0.0 || signbit(y) == 0)
 209                 atf_tc_fail_nonfatal("ceilf(-0.0) != -0.0");
 210 }
 211
 212 ATF_TC(ceilf_zero_pos);
 213 ATF_TC_HEAD(ceilf_zero_pos, tc)
 214 {
 215         atf_tc_set_md_var(tc, "descr", "Test ceilf(+0.0) == +0.0");
 216 }
 217
 218 ATF_TC_BODY(ceilf_zero_pos, tc)
 219 {
 220         const float x = 0.0L;
 221         float y = ceilf(x);
 222
 223         if (fabsf(y) > 0.0 || signbit(y) != 0)
 224                 atf_tc_fail_nonfatal("ceilf(+0.0) != +0.0");
 225 }
 226
 227 /*
 228  * ceill(3)
 229  */
 230 ATF_TC(ceill_basic);
 231 ATF_TC_HEAD(ceill_basic, tc)
 232 {
 233         atf_tc_set_md_var(tc, "descr", "A basic test of ceill(3)");
 234 }
 235
 236 ATF_TC_BODY(ceill_basic, tc)
 237 {
 238         const long double x = 0.9999999;
 239         const long double y = 0.0000001;
 240
 241         ATF_CHECK(fabsl(ceill(x) - 1) < SMALL_NUM);
 242         ATF_CHECK(fabsl(ceill(y) - 1) < SMALL_NUM);
 243 }
 244
 245 ATF_TC(ceill_nan);
 246 ATF_TC_HEAD(ceill_nan, tc)
 247 {
 248         atf_tc_set_md_var(tc, "descr", "Test ceill(NaN) == NaN");
 249 }
 250
 251 ATF_TC_BODY(ceill_nan, tc)
 252 {
 253         const long double x = 0.0L / 0.0L;
 254
 255         ATF_CHECK(isnan(ceill(x)) != 0);
 256 }
 257
 258 ATF_TC(ceill_inf_neg);
 259 ATF_TC_HEAD(ceill_inf_neg, tc)
 260 {
 261         atf_tc_set_md_var(tc, "descr", "Test ceill(-Inf) == -Inf");
 262 }
 263
 264 ATF_TC_BODY(ceill_inf_neg, tc)
 265 {
 266         const long double x = -1.0L / 0.0L;
 267         long double y = ceill(x);
 268
 269         if (isinf(y) == 0 || signbit(y) == 0)
 270                 atf_tc_fail_nonfatal("ceill(-Inf) != -Inf");
 271 }
 272
 273 ATF_TC(ceill_inf_pos);
 274 ATF_TC_HEAD(ceill_inf_pos, tc)
 275 {
 276         atf_tc_set_md_var(tc, "descr", "Test ceill(+Inf) == +Inf");
 277 }
 278
 279 ATF_TC_BODY(ceill_inf_pos, tc)
 280 {
 281         const long double x = 1.0L / 0.0L;
 282         long double y = ceill(x);
 283
 284         if (isinf(y) == 0 || signbit(y) != 0)
 285                 atf_tc_fail_nonfatal("ceill(+Inf) != +Inf");
 286 }
 287
 288 ATF_TC(ceill_zero_neg);
 289 ATF_TC_HEAD(ceill_zero_neg, tc)
 290 {
 291         atf_tc_set_md_var(tc, "descr", "Test ceill(-0.0) == -0.0");
 292 }
 293
 294 ATF_TC_BODY(ceill_zero_neg, tc)
 295 {
 296         const long double x = -0.0L;
 297         long double y = ceill(x);
 298
 299         if (fabsl(y) > 0.0 || signbit(y) == 0)
 300                 atf_tc_fail_nonfatal("ceill(-0.0) != -0.0");
 301 }
 302
 303 ATF_TC(ceill_zero_pos);
 304 ATF_TC_HEAD(ceill_zero_pos, tc)
 305 {
 306         atf_tc_set_md_var(tc, "descr", "Test ceill(+0.0) == +0.0");
 307 }
 308
 309 ATF_TC_BODY(ceill_zero_pos, tc)
 310 {
 311         const long double x = 0.0L;
 312         long double y = ceill(x);
 313
 314         if (fabsl(y) > 0.0 || signbit(y) != 0)
 315                 atf_tc_fail_nonfatal("ceill(+0.0) != +0.0");
 316 }
 317
 318 /*
 319  * floor(3)
 320  */
 321 ATF_TC(floor_basic);
 322 ATF_TC_HEAD(floor_basic, tc)
 323 {
 324         atf_tc_set_md_var(tc, "descr", "A basic test of floor(3)");
 325 }
 326
 327 ATF_TC_BODY(floor_basic, tc)
 328 {
 329         const double x = 0.999999999999999;
 330         const double y = 0.000000000000001;
 331
 332         ATF_CHECK(floor(x) < SMALL_NUM);
 333         ATF_CHECK(floor(y) < SMALL_NUM);
 334 }
 335
 336 ATF_TC(floor_nan);
 337 ATF_TC_HEAD(floor_nan, tc)
 338 {
 339         atf_tc_set_md_var(tc, "descr", "Test floor(NaN) == NaN");
 340 }
 341
 342 ATF_TC_BODY(floor_nan, tc)
 343 {
 344         const double x = 0.0L / 0.0L;
 345
 346         ATF_CHECK(isnan(floor(x)) != 0);
 347 }
 348
 349 ATF_TC(floor_inf_neg);
 350 ATF_TC_HEAD(floor_inf_neg, tc)
 351 {
 352         atf_tc_set_md_var(tc, "descr", "Test floor(-Inf) == -Inf");
 353 }
 354
 355 ATF_TC_BODY(floor_inf_neg, tc)
 356 {
 357         const double x = -1.0L / 0.0L;
 358         double y = floor(x);
 359
 360         if (isinf(y) == 0 || signbit(y) == 0)
 361                 atf_tc_fail_nonfatal("floor(-Inf) != -Inf");
 362 }
 363
 364 ATF_TC(floor_inf_pos);
 365 ATF_TC_HEAD(floor_inf_pos, tc)
 366 {
 367         atf_tc_set_md_var(tc, "descr", "Test floor(+Inf) == +Inf");
 368 }
 369
 370 ATF_TC_BODY(floor_inf_pos, tc)
 371 {
 372         const double x = 1.0L / 0.0L;
 373         double y = floor(x);
 374
 375         if (isinf(y) == 0 || signbit(y) != 0)
 376                 atf_tc_fail_nonfatal("floor(+Inf) != +Inf");
 377 }
 378
 379 ATF_TC(floor_zero_neg);
 380 ATF_TC_HEAD(floor_zero_neg, tc)
 381 {
 382         atf_tc_set_md_var(tc, "descr", "Test floor(-0.0) == -0.0");
 383 }
 384
 385 ATF_TC_BODY(floor_zero_neg, tc)
 386 {
 387         const double x = -0.0L;
 388         double y = floor(x);
 389
 390         if (fabs(y) > 0.0 || signbit(y) == 0)
 391                 atf_tc_fail_nonfatal("floor(-0.0) != -0.0");
 392 }
 393
 394 ATF_TC(floor_zero_pos);
 395 ATF_TC_HEAD(floor_zero_pos, tc)
 396 {
 397         atf_tc_set_md_var(tc, "descr", "Test floor(+0.0) == +0.0");
 398 }
 399
 400 ATF_TC_BODY(floor_zero_pos, tc)
 401 {
 402         const double x = 0.0L;
 403         double y = floor(x);
 404
 405         if (fabs(y) > 0.0 || signbit(y) != 0)
 406                 atf_tc_fail_nonfatal("floor(+0.0) != +0.0");
 407 }
 408
 409 /*
 410  * floorf(3)
 411  */
 412 ATF_TC(floorf_basic);
 413 ATF_TC_HEAD(floorf_basic, tc)
 414 {
 415         atf_tc_set_md_var(tc, "descr", "A basic test of floorf(3)");
 416 }
 417
 418 ATF_TC_BODY(floorf_basic, tc)
 419 {
 420         const float x = 0.9999999;
 421         const float y = 0.0000001;
 422
 423         ATF_CHECK(floorf(x) < SMALL_NUM);
 424         ATF_CHECK(floorf(y) < SMALL_NUM);
 425 }
 426
 427 ATF_TC(floorf_nan);
 428 ATF_TC_HEAD(floorf_nan, tc)
 429 {
 430         atf_tc_set_md_var(tc, "descr", "Test floorf(NaN) == NaN");
 431 }
 432
 433 ATF_TC_BODY(floorf_nan, tc)
 434 {
 435         const float x = 0.0L / 0.0L;
 436
 437         ATF_CHECK(isnan(floorf(x)) != 0);
 438 }
 439
 440 ATF_TC(floorf_inf_neg);
 441 ATF_TC_HEAD(floorf_inf_neg, tc)
 442 {
 443         atf_tc_set_md_var(tc, "descr", "Test floorf(-Inf) == -Inf");
 444 }
 445
 446 ATF_TC_BODY(floorf_inf_neg, tc)
 447 {
 448         const float x = -1.0L / 0.0L;
 449         float y = floorf(x);
 450
 451         if (isinf(y) == 0 || signbit(y) == 0)
 452                 atf_tc_fail_nonfatal("floorf(-Inf) != -Inf");
 453 }
 454
 455 ATF_TC(floorf_inf_pos);
 456 ATF_TC_HEAD(floorf_inf_pos, tc)
 457 {
 458         atf_tc_set_md_var(tc, "descr", "Test floorf(+Inf) == +Inf");
 459 }
 460
 461 ATF_TC_BODY(floorf_inf_pos, tc)
 462 {
 463         const float x = 1.0L / 0.0L;
 464         float y = floorf(x);
 465
 466         if (isinf(y) == 0 || signbit(y) != 0)
 467                 atf_tc_fail_nonfatal("floorf(+Inf) != +Inf");
 468 }
 469
 470 ATF_TC(floorf_zero_neg);
 471 ATF_TC_HEAD(floorf_zero_neg, tc)
 472 {
 473         atf_tc_set_md_var(tc, "descr", "Test floorf(-0.0) == -0.0");
 474 }
 475
 476 ATF_TC_BODY(floorf_zero_neg, tc)
 477 {
 478         const float x = -0.0L;
 479         float y = floorf(x);
 480
 481         if (fabsf(y) > 0.0 || signbit(y) == 0)
 482                 atf_tc_fail_nonfatal("floorf(-0.0) != -0.0");
 483 }
 484
 485 ATF_TC(floorf_zero_pos);
 486 ATF_TC_HEAD(floorf_zero_pos, tc)
 487 {
 488         atf_tc_set_md_var(tc, "descr", "Test floorf(+0.0) == +0.0");
 489 }
 490
 491 ATF_TC_BODY(floorf_zero_pos, tc)
 492 {
 493         const float x = 0.0L;
 494         float y = floorf(x);
 495
 496         if (fabsf(y) > 0.0 || signbit(y) != 0)
 497                 atf_tc_fail_nonfatal("floorf(+0.0) != +0.0");
 498 }
 499
 500 /*
 501  * floorl(3)
 502  */
 503 ATF_TC(floorl_basic);
 504 ATF_TC_HEAD(floorl_basic, tc)
 505 {
 506         atf_tc_set_md_var(tc, "descr", "A basic test of floorl(3)");
 507 }
 508
 509 ATF_TC_BODY(floorl_basic, tc)
 510 {
 511         const long double x = 0.9999999;
 512         const long double y = 0.0000001;
 513
 514         ATF_CHECK(floorl(x) < SMALL_NUM);
 515         ATF_CHECK(floorl(y) < SMALL_NUM);
 516 }
 517
 518 ATF_TC(floorl_nan);
 519 ATF_TC_HEAD(floorl_nan, tc)
 520 {
 521         atf_tc_set_md_var(tc, "descr", "Test floorl(NaN) == NaN");
 522 }
 523
 524 ATF_TC_BODY(floorl_nan, tc)
 525 {
 526         const long double x = 0.0L / 0.0L;
 527
 528         ATF_CHECK(isnan(floorl(x)) != 0);
 529 }
 530
 531 ATF_TC(floorl_inf_neg);
 532 ATF_TC_HEAD(floorl_inf_neg, tc)
 533 {
 534         atf_tc_set_md_var(tc, "descr", "Test floorl(-Inf) == -Inf");
 535 }
 536
 537 ATF_TC_BODY(floorl_inf_neg, tc)
 538 {
 539         const long double x = -1.0L / 0.0L;
 540         long double y = floorl(x);
 541
 542         if (isinf(y) == 0 || signbit(y) == 0)
 543                 atf_tc_fail_nonfatal("floorl(-Inf) != -Inf");
 544 }
 545
 546 ATF_TC(floorl_inf_pos);
 547 ATF_TC_HEAD(floorl_inf_pos, tc)
 548 {
 549         atf_tc_set_md_var(tc, "descr", "Test floorl(+Inf) == +Inf");
 550 }
 551
 552 ATF_TC_BODY(floorl_inf_pos, tc)
 553 {
 554         const long double x = 1.0L / 0.0L;
 555         long double y = floorl(x);
 556
 557         if (isinf(y) == 0 || signbit(y) != 0)
 558                 atf_tc_fail_nonfatal("floorl(+Inf) != +Inf");
 559 }
 560
 561 ATF_TC(floorl_zero_neg);
 562 ATF_TC_HEAD(floorl_zero_neg, tc)
 563 {
 564         atf_tc_set_md_var(tc, "descr", "Test floorl(-0.0) == -0.0");
 565 }
 566
 567 ATF_TC_BODY(floorl_zero_neg, tc)
 568 {
 569         const long double x = -0.0L;
 570         long double y = floorl(x);
 571
 572         if (fabsl(y) > 0.0 || signbit(y) == 0)
 573                 atf_tc_fail_nonfatal("floorl(-0.0) != -0.0");
 574 }
 575
 576 ATF_TC(floorl_zero_pos);
 577 ATF_TC_HEAD(floorl_zero_pos, tc)
 578 {
 579         atf_tc_set_md_var(tc, "descr", "Test floorl(+0.0) == +0.0");
 580 }
 581
 582 ATF_TC_BODY(floorl_zero_pos, tc)
 583 {
 584         const long double x = 0.0L;
 585         long double y = floorl(x);
 586
 587         if (fabsl(y) > 0.0 || signbit(y) != 0)
 588                 atf_tc_fail_nonfatal("floorl(+0.0) != +0.0");
 589 }
 590
 591 /*
 592  * trunc(3)
 593  */
 594 ATF_TC(trunc_basic);
 595 ATF_TC_HEAD(trunc_basic, tc)
 596 {
 597         atf_tc_set_md_var(tc, "descr", "A basic test of trunc(3)");
 598 }
 599
 600 ATF_TC_BODY(trunc_basic, tc)
 601 {
 602         const double x = 0.999999999999999;
 603         const double y = 0.000000000000001;
 604
 605         ATF_CHECK(trunc(x) < SMALL_NUM);
 606         ATF_CHECK(trunc(y) < SMALL_NUM);
 607 }
 608
 609 ATF_TC(trunc_nan);
 610 ATF_TC_HEAD(trunc_nan, tc)
 611 {
 612         atf_tc_set_md_var(tc, "descr", "Test trunc(NaN) == NaN");
 613 }
 614
 615 ATF_TC_BODY(trunc_nan, tc)
 616 {
 617         const double x = 0.0L / 0.0L;
 618
 619         ATF_CHECK(isnan(trunc(x)) != 0);
 620 }
 621
 622 ATF_TC(trunc_inf_neg);
 623 ATF_TC_HEAD(trunc_inf_neg, tc)
 624 {
 625         atf_tc_set_md_var(tc, "descr", "Test trunc(-Inf) == -Inf");
 626 }
 627
 628 ATF_TC_BODY(trunc_inf_neg, tc)
 629 {
 630         const double x = -1.0L / 0.0L;
 631         double y = trunc(x);
 632
 633         if (isinf(y) == 0 || signbit(y) == 0)
 634                 atf_tc_fail_nonfatal("trunc(-Inf) != -Inf");
 635 }
 636
 637 ATF_TC(trunc_inf_pos);
 638 ATF_TC_HEAD(trunc_inf_pos, tc)
 639 {
 640         atf_tc_set_md_var(tc, "descr", "Test trunc(+Inf) == +Inf");
 641 }
 642
 643 ATF_TC_BODY(trunc_inf_pos, tc)
 644 {
 645         const double x = 1.0L / 0.0L;
 646         double y = trunc(x);
 647
 648         if (isinf(y) == 0 || signbit(y) != 0)
 649                 atf_tc_fail_nonfatal("trunc(+Inf) != +Inf");
 650 }
 651
 652 ATF_TC(trunc_zero_neg);
 653 ATF_TC_HEAD(trunc_zero_neg, tc)
 654 {
 655         atf_tc_set_md_var(tc, "descr", "Test trunc(-0.0) == -0.0");
 656 }
 657
 658 ATF_TC_BODY(trunc_zero_neg, tc)
 659 {
 660         const double x = -0.0L;
 661         double y = trunc(x);
 662
 663         if (fabs(y) > 0.0 || signbit(y) == 0)
 664                 atf_tc_fail_nonfatal("trunc(-0.0) != -0.0");
 665 }
 666
 667 ATF_TC(trunc_zero_pos);
 668 ATF_TC_HEAD(trunc_zero_pos, tc)
 669 {
 670         atf_tc_set_md_var(tc, "descr", "Test trunc(+0.0) == +0.0");
 671 }
 672
 673 ATF_TC_BODY(trunc_zero_pos, tc)
 674 {
 675         const double x = 0.0L;
 676         double y = trunc(x);
 677
 678         if (fabs(y) > 0.0 || signbit(y) != 0)
 679                 atf_tc_fail_nonfatal("trunc(+0.0) != +0.0");
 680 }
 681
 682 /*
 683  * truncf(3)
 684  */
 685 ATF_TC(truncf_basic);
 686 ATF_TC_HEAD(truncf_basic, tc)
 687 {
 688         atf_tc_set_md_var(tc, "descr", "A basic test of truncf(3)");
 689 }
 690
 691 ATF_TC_BODY(truncf_basic, tc)
 692 {
 693         const float x = 0.9999999;
 694         const float y = 0.0000001;
 695
 696         ATF_CHECK(truncf(x) < SMALL_NUM);
 697         ATF_CHECK(truncf(y) < SMALL_NUM);
 698 }
 699
 700 ATF_TC(truncf_nan);
 701 ATF_TC_HEAD(truncf_nan, tc)
 702 {
 703         atf_tc_set_md_var(tc, "descr", "Test truncf(NaN) == NaN");
 704 }
 705
 706 ATF_TC_BODY(truncf_nan, tc)
 707 {
 708         const float x = 0.0L / 0.0L;
 709
 710         ATF_CHECK(isnan(truncf(x)) != 0);
 711 }
 712
 713 ATF_TC(truncf_inf_neg);
 714 ATF_TC_HEAD(truncf_inf_neg, tc)
 715 {
 716         atf_tc_set_md_var(tc, "descr", "Test truncf(-Inf) == -Inf");
 717 }
 718
 719 ATF_TC_BODY(truncf_inf_neg, tc)
 720 {
 721         const float x = -1.0L / 0.0L;
 722         float y = truncf(x);
 723
 724         if (isinf(y) == 0 || signbit(y) == 0)
 725                 atf_tc_fail_nonfatal("truncf(-Inf) != -Inf");
 726 }
 727
 728 ATF_TC(truncf_inf_pos);
 729 ATF_TC_HEAD(truncf_inf_pos, tc)
 730 {
 731         atf_tc_set_md_var(tc, "descr", "Test truncf(+Inf) == +Inf");
 732 }
 733
 734 ATF_TC_BODY(truncf_inf_pos, tc)
 735 {
 736         const float x = 1.0L / 0.0L;
 737         float y = truncf(x);
 738
 739         if (isinf(y) == 0 || signbit(y) != 0)
 740                 atf_tc_fail_nonfatal("truncf(+Inf) != +Inf");
 741 }
 742
 743 ATF_TC(truncf_zero_neg);
 744 ATF_TC_HEAD(truncf_zero_neg, tc)
 745 {
 746         atf_tc_set_md_var(tc, "descr", "Test truncf(-0.0) == -0.0");
 747 }
 748
 749 ATF_TC_BODY(truncf_zero_neg, tc)
 750 {
 751         const float x = -0.0L;
 752         float y = truncf(x);
 753
 754         if (fabsf(y) > 0.0 || signbit(y) == 0)
 755                 atf_tc_fail_nonfatal("truncf(-0.0) != -0.0");
 756 }
 757
 758 ATF_TC(truncf_zero_pos);
 759 ATF_TC_HEAD(truncf_zero_pos, tc)
 760 {
 761         atf_tc_set_md_var(tc, "descr", "Test truncf(+0.0) == +0.0");
 762 }
 763
 764 ATF_TC_BODY(truncf_zero_pos, tc)
 765 {
 766         const float x = 0.0L;
 767         float y = truncf(x);
 768
 769         if (fabsf(y) > 0.0 || signbit(y) != 0)
 770                 atf_tc_fail_nonfatal("truncf(+0.0) != +0.0");
 771 }
 772
 773 /*
 774  * truncl(3)
 775  */
 776 ATF_TC(truncl_basic);
 777 ATF_TC_HEAD(truncl_basic, tc)
 778 {
 779         atf_tc_set_md_var(tc, "descr", "A basic test of truncl(3)");
 780 }
 781
 782 ATF_TC_BODY(truncl_basic, tc)
 783 {
 784         const long double x = 0.9999999;
 785         const long double y = 0.0000001;
 786
 787         ATF_CHECK(truncl(x) < SMALL_NUM);
 788         ATF_CHECK(truncl(y) < SMALL_NUM);
 789 }
 790
 791 ATF_TC(truncl_nan);
 792 ATF_TC_HEAD(truncl_nan, tc)
 793 {
 794         atf_tc_set_md_var(tc, "descr", "Test truncl(NaN) == NaN");
 795 }
 796
 797 ATF_TC_BODY(truncl_nan, tc)
 798 {
 799         const long double x = 0.0L / 0.0L;
 800
 801         ATF_CHECK(isnan(truncl(x)) != 0);
 802 }
 803
 804 ATF_TC(truncl_inf_neg);
 805 ATF_TC_HEAD(truncl_inf_neg, tc)
 806 {
 807         atf_tc_set_md_var(tc, "descr", "Test truncl(-Inf) == -Inf");
 808 }
 809
 810 ATF_TC_BODY(truncl_inf_neg, tc)
 811 {
 812         const long double x = -1.0L / 0.0L;
 813         long double y = truncl(x);
 814
 815         if (isinf(y) == 0 || signbit(y) == 0)
 816                 atf_tc_fail_nonfatal("truncl(-Inf) != -Inf");
 817 }
 818
 819 ATF_TC(truncl_inf_pos);
 820 ATF_TC_HEAD(truncl_inf_pos, tc)
 821 {
 822         atf_tc_set_md_var(tc, "descr", "Test truncl(+Inf) == +Inf");
 823 }
 824
 825 ATF_TC_BODY(truncl_inf_pos, tc)
 826 {
 827         const long double x = 1.0L / 0.0L;
 828         long double y = truncl(x);
 829
 830         if (isinf(y) == 0 || signbit(y) != 0)
 831                 atf_tc_fail_nonfatal("truncl(+Inf) != +Inf");
 832 }
 833
 834 ATF_TC(truncl_zero_neg);
 835 ATF_TC_HEAD(truncl_zero_neg, tc)
 836 {
 837         atf_tc_set_md_var(tc, "descr", "Test truncl(-0.0) == -0.0");
 838 }
 839
 840 ATF_TC_BODY(truncl_zero_neg, tc)
 841 {
 842         const long double x = -0.0L;
 843         long double y = truncl(x);
 844
 845         if (fabsl(y) > 0.0 || signbit(y) == 0)
 846                 atf_tc_fail_nonfatal("truncl(-0.0) != -0.0");
 847 }
 848
 849 ATF_TC(truncl_zero_pos);
 850 ATF_TC_HEAD(truncl_zero_pos, tc)
 851 {
 852         atf_tc_set_md_var(tc, "descr", "Test truncl(+0.0) == +0.0");
 853 }
 854
 855 ATF_TC_BODY(truncl_zero_pos, tc)
 856 {
 857         const long double x = 0.0L;
 858         long double y = truncl(x);
 859
 860         if (fabsl(y) > 0.0 || signbit(y) != 0)
 861                 atf_tc_fail_nonfatal("truncl(+0.0) != +0.0");
 862 }
 863
 864 ATF_TP_ADD_TCS(tp)
 865 {
 866
 867         ATF_TP_ADD_TC(tp, ceil_basic);
 868         ATF_TP_ADD_TC(tp, ceil_nan);
 869         ATF_TP_ADD_TC(tp, ceil_inf_neg);
 870         ATF_TP_ADD_TC(tp, ceil_inf_pos);
 871         ATF_TP_ADD_TC(tp, ceil_zero_neg);
 872         ATF_TP_ADD_TC(tp, ceil_zero_pos);
 873
 874         ATF_TP_ADD_TC(tp, ceilf_basic);
 875         ATF_TP_ADD_TC(tp, ceilf_nan);
 876         ATF_TP_ADD_TC(tp, ceilf_inf_neg);
 877         ATF_TP_ADD_TC(tp, ceilf_inf_pos);
 878         ATF_TP_ADD_TC(tp, ceilf_zero_neg);
 879         ATF_TP_ADD_TC(tp, ceilf_zero_pos);
 880
 881         ATF_TP_ADD_TC(tp, ceill_basic);
 882         ATF_TP_ADD_TC(tp, ceill_nan);
 883         ATF_TP_ADD_TC(tp, ceill_inf_neg);
 884         ATF_TP_ADD_TC(tp, ceill_inf_pos);
 885         ATF_TP_ADD_TC(tp, ceill_zero_neg);
 886         ATF_TP_ADD_TC(tp, ceill_zero_pos);
 887
 888         ATF_TP_ADD_TC(tp, floor_basic);
 889         ATF_TP_ADD_TC(tp, floor_nan);
 890         ATF_TP_ADD_TC(tp, floor_inf_neg);
 891         ATF_TP_ADD_TC(tp, floor_inf_pos);
 892         ATF_TP_ADD_TC(tp, floor_zero_neg);
 893         ATF_TP_ADD_TC(tp, floor_zero_pos);
 894
 895         ATF_TP_ADD_TC(tp, floorf_basic);
 896         ATF_TP_ADD_TC(tp, floorf_nan);
 897         ATF_TP_ADD_TC(tp, floorf_inf_neg);
 898         ATF_TP_ADD_TC(tp, floorf_inf_pos);
 899         ATF_TP_ADD_TC(tp, floorf_zero_neg);
 900         ATF_TP_ADD_TC(tp, floorf_zero_pos);
 901
 902         ATF_TP_ADD_TC(tp, floorl_basic);
 903         ATF_TP_ADD_TC(tp, floorl_nan);
 904         ATF_TP_ADD_TC(tp, floorl_inf_neg);
 905         ATF_TP_ADD_TC(tp, floorl_inf_pos);
 906         ATF_TP_ADD_TC(tp, floorl_zero_neg);
 907         ATF_TP_ADD_TC(tp, floorl_zero_pos);
 908
 909         ATF_TP_ADD_TC(tp, trunc_basic);
 910         ATF_TP_ADD_TC(tp, trunc_nan);
 911         ATF_TP_ADD_TC(tp, trunc_inf_neg);
 912         ATF_TP_ADD_TC(tp, trunc_inf_pos);
 913         ATF_TP_ADD_TC(tp, trunc_zero_neg);
 914         ATF_TP_ADD_TC(tp, trunc_zero_pos);
 915
 916         ATF_TP_ADD_TC(tp, truncf_basic);
 917         ATF_TP_ADD_TC(tp, truncf_nan);
 918         ATF_TP_ADD_TC(tp, truncf_inf_neg);
 919         ATF_TP_ADD_TC(tp, truncf_inf_pos);
 920         ATF_TP_ADD_TC(tp, truncf_zero_neg);
 921         ATF_TP_ADD_TC(tp, truncf_zero_pos);
 922
 923         ATF_TP_ADD_TC(tp, truncl_basic);
 924         ATF_TP_ADD_TC(tp, truncl_nan);
 925         ATF_TP_ADD_TC(tp, truncl_inf_neg);
 926         ATF_TP_ADD_TC(tp, truncl_inf_pos);
 927         ATF_TP_ADD_TC(tp, truncl_zero_neg);
 928         ATF_TP_ADD_TC(tp, truncl_zero_pos);
 929
 930         return atf_no_error();
 931 }