tests/test-printf-posix.h

   1 /* Test of POSIX compatible vsprintf() and sprintf() functions.
   2    Copyright (C) 2007-2024 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  18
  19 #include "infinity.h"
  20
  21 static void
  22 test_function (int (*my_printf) (const char *, ...))
  23 {
  24   /* Here we don't test output that may be platform dependent.
  25      The bulk of the tests is done as part of the 'vasnprintf-posix' module.  */
  26
  27   /* Test support of size specifiers as in C99.  */
  28
  29   my_printf ("%ju %d\n", (uintmax_t) 12345671, 33, 44, 55);
  30
  31   my_printf ("%zu %d\n", (size_t) 12345672, 33, 44, 55);
  32
  33   my_printf ("%tu %d\n", (ptrdiff_t) 12345673, 33, 44, 55);
  34
  35   /* Test the support of the 'a' and 'A' conversion specifier for hexadecimal
  36      output of floating-point numbers.  */
  37
  38   /* Positive zero.  */
  39   my_printf ("%a %d\n", 0.0, 33, 44, 55);
  40
  41   /* Positive infinity.  */
  42   my_printf ("%a %d\n", Infinityd (), 33, 44, 55);
  43
  44   /* Negative infinity.  */
  45   my_printf ("%a %d\n", - Infinityd (), 33, 44, 55);
  46
  47   /* FLAG_ZERO with infinite number.  */
  48   /* "0000000inf 33" is not a valid result; see
  49      <https://lists.gnu.org/r/bug-gnulib/2007-04/msg00107.html> */
  50   my_printf ("%010a %d\n", Infinityd (), 33, 44, 55);
  51
  52   /* Test the support of the %f format directive.  */
  53
  54   /* A positive number.  */
  55   my_printf ("%f %d\n", 12.75, 33, 44, 55);
  56
  57   /* A larger positive number.  */
  58   my_printf ("%f %d\n", 1234567.0, 33, 44, 55);
  59
  60   /* A negative number.  */
  61   my_printf ("%f %d\n", -0.03125, 33, 44, 55);
  62
  63   /* Positive zero.  */
  64   my_printf ("%f %d\n", 0.0, 33, 44, 55);
  65
  66   /* FLAG_ZERO.  */
  67   my_printf ("%015f %d\n", 1234.0, 33, 44, 55);
  68
  69   /* Precision.  */
  70   my_printf ("%.f %d\n", 1234.0, 33, 44, 55);
  71
  72   /* Precision with no rounding.  */
  73   my_printf ("%.2f %d\n", 999.95, 33, 44, 55);
  74
  75   /* Precision with rounding.  */
  76   my_printf ("%.2f %d\n", 999.996, 33, 44, 55);
  77
  78   /* A positive number.  */
  79   my_printf ("%Lf %d\n", 12.75L, 33, 44, 55);
  80
  81   /* A larger positive number.  */
  82   my_printf ("%Lf %d\n", 1234567.0L, 33, 44, 55);
  83
  84   /* A negative number.  */
  85   my_printf ("%Lf %d\n", -0.03125L, 33, 44, 55);
  86
  87   /* Positive zero.  */
  88   my_printf ("%Lf %d\n", 0.0L, 33, 44, 55);
  89
  90   /* FLAG_ZERO.  */
  91   my_printf ("%015Lf %d\n", 1234.0L, 33, 44, 55);
  92
  93   /* Precision.  */
  94   my_printf ("%.Lf %d\n", 1234.0L, 33, 44, 55);
  95
  96   /* Precision with no rounding.  */
  97   my_printf ("%.2Lf %d\n", 999.95L, 33, 44, 55);
  98
  99   /* Precision with rounding.  */
 100   my_printf ("%.2Lf %d\n", 999.996L, 33, 44, 55);
 101
 102   /* Test the support of the %F format directive.  */
 103
 104   /* A positive number.  */
 105   my_printf ("%F %d\n", 12.75, 33, 44, 55);
 106
 107   /* A larger positive number.  */
 108   my_printf ("%F %d\n", 1234567.0, 33, 44, 55);
 109
 110   /* A negative number.  */
 111   my_printf ("%F %d\n", -0.03125, 33, 44, 55);
 112
 113   /* Positive zero.  */
 114   my_printf ("%F %d\n", 0.0, 33, 44, 55);
 115
 116   /* FLAG_ZERO.  */
 117   my_printf ("%015F %d\n", 1234.0, 33, 44, 55);
 118
 119   /* Precision.  */
 120   my_printf ("%.F %d\n", 1234.0, 33, 44, 55);
 121
 122   /* Precision with no rounding.  */
 123   my_printf ("%.2F %d\n", 999.95, 33, 44, 55);
 124
 125   /* Precision with rounding.  */
 126   my_printf ("%.2F %d\n", 999.996, 33, 44, 55);
 127
 128   /* A positive number.  */
 129   my_printf ("%LF %d\n", 12.75L, 33, 44, 55);
 130
 131   /* A larger positive number.  */
 132   my_printf ("%LF %d\n", 1234567.0L, 33, 44, 55);
 133
 134   /* A negative number.  */
 135   my_printf ("%LF %d\n", -0.03125L, 33, 44, 55);
 136
 137   /* Positive zero.  */
 138   my_printf ("%LF %d\n", 0.0L, 33, 44, 55);
 139
 140   /* FLAG_ZERO.  */
 141   my_printf ("%015LF %d\n", 1234.0L, 33, 44, 55);
 142
 143   /* Precision.  */
 144   my_printf ("%.LF %d\n", 1234.0L, 33, 44, 55);
 145
 146   /* Precision with no rounding.  */
 147   my_printf ("%.2LF %d\n", 999.95L, 33, 44, 55);
 148
 149   /* Precision with rounding.  */
 150   my_printf ("%.2LF %d\n", 999.996L, 33, 44, 55);
 151
 152   /* Test the support of the POSIX/XSI format strings with positions.  */
 153
 154   my_printf ("%2$d %1$d\n", 33, 55);
 155 }