math/libm-test-ceil.inc

   1 /* Test ceil.
   2    Copyright (C) 1997-2021 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include "libm-test-driver.c"
  20
  21 static const struct test_f_f_data ceil_test_data[] =
  22   {
  23     TEST_f_f (ceil, 0.0, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  24     TEST_f_f (ceil, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  25     TEST_f_f (ceil, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  26     TEST_f_f (ceil, minus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  27     TEST_f_f (ceil, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  28     TEST_f_f (ceil, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  29     TEST_f_f (ceil, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
  30     TEST_f_f (ceil, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION),
  31
  32     TEST_f_f (ceil, lit_pi, 4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  33     TEST_f_f (ceil, -lit_pi, -3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  34     TEST_f_f (ceil, min_subnorm_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  35     TEST_f_f (ceil, min_value, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  36     TEST_f_f (ceil, 0.1, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  37     TEST_f_f (ceil, 0.25, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  38     TEST_f_f (ceil, 0.625, 1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  39     TEST_f_f (ceil, 1, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  40     TEST_f_f (ceil, 2, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  41     TEST_f_f (ceil, 0x1p23, 0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  42     TEST_f_f (ceil, 0x1p24, 0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  43     TEST_f_f (ceil, 0x1p25, 0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  44     TEST_f_f (ceil, 0x1p52, 0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  45     TEST_f_f (ceil, 0x1p53, 0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  46     TEST_f_f (ceil, 0x1p54, 0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  47     TEST_f_f (ceil, 0x1p63, 0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  48     TEST_f_f (ceil, 0x1p64, 0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  49     TEST_f_f (ceil, 0x1p65, 0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  50     TEST_f_f (ceil, 0x1p105, 0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  51     TEST_f_f (ceil, 0x1p106, 0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  52     TEST_f_f (ceil, 0x1p107, 0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  53     TEST_f_f (ceil, 0x1p112, 0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  54     TEST_f_f (ceil, 0x1p113, 0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  55     TEST_f_f (ceil, 0x1p114, 0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  56     TEST_f_f (ceil, max_value, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  57     TEST_f_f (ceil, -min_subnorm_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  58     TEST_f_f (ceil, -min_value, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  59     TEST_f_f (ceil, -0.1, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  60     TEST_f_f (ceil, -0.25, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  61     TEST_f_f (ceil, -0.625, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  62     TEST_f_f (ceil, -1, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  63     TEST_f_f (ceil, -2, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  64     TEST_f_f (ceil, -0x1p23, -0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  65     TEST_f_f (ceil, -0x1p24, -0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  66     TEST_f_f (ceil, -0x1p25, -0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  67     TEST_f_f (ceil, -0x1p52, -0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  68     TEST_f_f (ceil, -0x1p53, -0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  69     TEST_f_f (ceil, -0x1p54, -0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  70     TEST_f_f (ceil, -0x1p63, -0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  71     TEST_f_f (ceil, -0x1p64, -0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  72     TEST_f_f (ceil, -0x1p65, -0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  73     TEST_f_f (ceil, -0x1p105, -0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  74     TEST_f_f (ceil, -0x1p106, -0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  75     TEST_f_f (ceil, -0x1p107, -0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  76     TEST_f_f (ceil, -0x1p112, -0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  77     TEST_f_f (ceil, -0x1p113, -0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  78     TEST_f_f (ceil, -0x1p114, -0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  79     TEST_f_f (ceil, -max_value, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  80
  81 #if MANT_DIG >= 64
  82     /* The result can only be represented in long double.  */
  83     TEST_f_f (ceil, 4503599627370495.5L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  84     TEST_f_f (ceil, 4503599627370496.25L, 4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  85     TEST_f_f (ceil, 4503599627370496.5L, 4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  86     TEST_f_f (ceil, 4503599627370496.75L, 4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  87     TEST_f_f (ceil, 4503599627370497.5L, 4503599627370498.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  88
  89     TEST_f_f (ceil, -4503599627370495.5L, -4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  90     TEST_f_f (ceil, -4503599627370496.25L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  91     TEST_f_f (ceil, -4503599627370496.5L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  92     TEST_f_f (ceil, -4503599627370496.75L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  93     TEST_f_f (ceil, -4503599627370497.5L, -4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  94
  95 # if MANT_DIG > 100
  96     TEST_f_f (ceil, 4503599627370494.5000000000001L, 4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  97     TEST_f_f (ceil, 4503599627370495.5000000000001L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  98     TEST_f_f (ceil, 4503599627370496.5000000000001L, 4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
  99     TEST_f_f (ceil, -4503599627370494.5000000000001L, -4503599627370494.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 100     TEST_f_f (ceil, -4503599627370495.5000000000001L, -4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 101     TEST_f_f (ceil, -4503599627370496.5000000000001L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 102 # endif
 103
 104     TEST_f_f (ceil, 9007199254740991.5L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 105     TEST_f_f (ceil, 9007199254740992.25L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 106     TEST_f_f (ceil, 9007199254740992.5L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 107     TEST_f_f (ceil, 9007199254740992.75L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 108     TEST_f_f (ceil, 9007199254740993.5L, 9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 109
 110     TEST_f_f (ceil, -9007199254740991.5L, -9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 111     TEST_f_f (ceil, -9007199254740992.25L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 112     TEST_f_f (ceil, -9007199254740992.5L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 113     TEST_f_f (ceil, -9007199254740992.75L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 114     TEST_f_f (ceil, -9007199254740993.5L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 115
 116 # if MANT_DIG > 100
 117     TEST_f_f (ceil, 9007199254740991.0000000000001L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 118     TEST_f_f (ceil, 9007199254740992.0000000000001L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 119     TEST_f_f (ceil, 9007199254740993.0000000000001L, 9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 120     TEST_f_f (ceil, 9007199254740991.5000000000001L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 121     TEST_f_f (ceil, 9007199254740992.5000000000001L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 122     TEST_f_f (ceil, 9007199254740993.5000000000001L, 9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 123
 124     TEST_f_f (ceil, -9007199254740991.0000000000001L, -9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 125     TEST_f_f (ceil, -9007199254740992.0000000000001L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 126     TEST_f_f (ceil, -9007199254740993.0000000000001L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 127     TEST_f_f (ceil, -9007199254740991.5000000000001L, -9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 128     TEST_f_f (ceil, -9007199254740992.5000000000001L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 129     TEST_f_f (ceil, -9007199254740993.5000000000001L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 130 # endif
 131
 132     TEST_f_f (ceil, 72057594037927935.5L, 72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 133     TEST_f_f (ceil, 72057594037927936.25L, 72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 134     TEST_f_f (ceil, 72057594037927936.5L, 72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 135     TEST_f_f (ceil, 72057594037927936.75L, 72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 136     TEST_f_f (ceil, 72057594037927937.5L, 72057594037927938.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 137
 138     TEST_f_f (ceil, -72057594037927935.5L, -72057594037927935.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 139     TEST_f_f (ceil, -72057594037927936.25L, -72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 140     TEST_f_f (ceil, -72057594037927936.5L, -72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 141     TEST_f_f (ceil, -72057594037927936.75L, -72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 142     TEST_f_f (ceil, -72057594037927937.5L, -72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 143
 144     /* Check cases where first double is a exact integer higher than 2^52 and
 145        the precision is determined by second long double for IBM long double.  */
 146     TEST_f_f (ceil,  34503599627370498.515625L, 34503599627370499.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 147     TEST_f_f (ceil, -34503599627370498.515625L, -34503599627370498.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 148 # if MANT_DIG >= 106
 149     TEST_f_f (ceil,  1192568192774434123539907640624.484375L, 1192568192774434123539907640625.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 150     TEST_f_f (ceil, -1192568192774434123539907640624.484375L, -1192568192774434123539907640624.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 151 # endif
 152
 153     TEST_f_f (ceil, 10141204801825835211973625643007.5L, 10141204801825835211973625643008.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 154     TEST_f_f (ceil, 10141204801825835211973625643008.25L, 10141204801825835211973625643009.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 155     TEST_f_f (ceil, 10141204801825835211973625643008.5L, 10141204801825835211973625643009.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 156     TEST_f_f (ceil, 10141204801825835211973625643008.75L, 10141204801825835211973625643009.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 157     TEST_f_f (ceil, 10141204801825835211973625643009.5L, 10141204801825835211973625643010.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
 158 #endif
 159   };
 160
 161 static void
 162 ceil_test (void)
 163 {
 164   ALL_RM_TEST (ceil, 1, ceil_test_data, RUN_TEST_LOOP_f_f, END);
 165 }
 166
 167 static void
 168 do_test (void)
 169 {
 170   ceil_test ();
 171 }
 172
 173 /*
 174  * Local Variables:
 175  * mode:c
 176  * End:
 177  */