stdio-common/tst-printf-oct.c

   1 /* Test printf width padding with octal format
   2    Copyright (C) 2023-2024 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 <stdio.h>
  20 #include <support/check.h>
  21 #include <support/support.h>
  22
  23 static int
  24 do_test (void)
  25 {
  26   char buf[80];
  27
  28   sprintf (buf, "%-7o", 123);
  29   TEST_COMPARE_STRING (buf, "173    ");
  30
  31   sprintf (buf, "%#-7o", 123);
  32   TEST_COMPARE_STRING (buf, "0173   ");
  33
  34   sprintf (buf, "%7o", 123);
  35   TEST_COMPARE_STRING (buf, "    173");
  36
  37   sprintf (buf, "%#7o", 123);
  38   TEST_COMPARE_STRING (buf, "   0173");
  39
  40   sprintf (buf, "%07o", 123);
  41   TEST_COMPARE_STRING (buf, "0000173");
  42
  43   sprintf (buf, "%#07o", 123);
  44   TEST_COMPARE_STRING (buf, "0000173");
  45
  46   return 0;
  47 }
  48
  49 #include <support/test-driver.c>