tests/test-printf-gnu.h

   1 /* Test of POSIX and GNU 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>, 2023.  */
  18
  19 static void
  20 test_function (int (*my_printf) (const char *, ...))
  21 {
  22   /* Here we don't test output that may be platform dependent.
  23      The bulk of the tests is done as part of the 'vasnprintf-posix' module.  */
  24
  25   /* Test the support of the 'B' conversion specifier for binary output of
  26      integers.  */
  27
  28   /* Zero.  */
  29   my_printf ("%B %d\n", 0, 33, 44, 55);
  30
  31   /* A positive number.  */
  32   my_printf ("%B %d\n", 12345, 33, 44, 55);
  33
  34   /* A large positive number.  */
  35   my_printf ("%B %d\n", 0xFFFFFFFEU, 33, 44, 55);
  36
  37   /* Width.  */
  38   my_printf ("%20B %d\n", 12345, 33, 44, 55);
  39
  40   /* Width given as argument.  */
  41   my_printf ("%*B %d\n", 20, 12345, 33, 44, 55);
  42
  43   /* Negative width given as argument (cf. FLAG_LEFT below).  */
  44   my_printf ("%*B %d\n", -20, 12345, 33, 44, 55);
  45
  46   /* Precision.  */
  47   my_printf ("%.20B %d\n", 12345, 33, 44, 55);
  48
  49   /* Zero precision and a positive number.  */
  50   my_printf ("%.0B %d\n", 12345, 33, 44, 55);
  51
  52   /* Zero precision and a zero number.  */
  53   my_printf ("%.0B %d\n", 0, 33, 44, 55);
  54
  55   /* Width and precision.  */
  56   my_printf ("%25.20B %d\n", 12345, 33, 44, 55);
  57
  58   /* FLAG_LEFT.  */
  59   my_printf ("%-20B %d\n", 12345, 33, 44, 55);
  60
  61   /* FLAG_ALT with zero.  */
  62   my_printf ("%#B %d\n", 0, 33, 44, 55);
  63
  64   /* FLAG_ALT with a positive number.  */
  65   my_printf ("%#B %d\n", 12345, 33, 44, 55);
  66
  67   /* FLAG_ALT with a positive number and width.  */
  68   my_printf ("%#20B %d\n", 12345, 33, 44, 55);
  69
  70   /* FLAG_ALT with a positive number and padding.  */
  71   my_printf ("%0#20B %d\n", 12345, 33, 44, 55);
  72
  73   /* FLAG_ALT with a positive number and precision.  */
  74   my_printf ("%0#.20B %d\n", 12345, 33, 44, 55);
  75
  76   /* FLAG_ALT with a positive number and width and precision.  */
  77   my_printf ("%#25.20B %d\n", 12345, 33, 44, 55);
  78
  79   /* FLAG_ALT with a zero precision and a zero number.  */
  80   my_printf ("%#.0B %d\n", 0, 33, 44, 55);
  81 }