1 /* Simple test of putwc in the C locale.
2 Copyright (C) 2000-2013 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
26 static const char outname[] = OBJPFX "tst_putwc.temp";
28 /* Prototype for our test function. */
30 #define TEST_FUNCTION do_test ()
32 /* This defines the `main' function and some more. */
33 #include <test-skeleton.c>
38 const wchar_t str[] = L"This is a test of putwc\n";
44 add_temp_file (outname);
46 fp = fopen (outname, "w+");
48 error (EXIT_FAILURE, errno, "cannot open temporary file");
50 for (n = 0; str[n] != L'\0'; ++n)
53 /* First try reading after rewinding. */
56 wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
58 while (! feof (fp) && n < sizeof (buf) - 1)
67 if (wcscmp (buf, L"This is a test of putwc\n") != 0)
69 puts ("first comparison failed");
73 /* Now close the file, open it again, and read again. */
76 printf ("failure during fclose: %m\n");
80 fp = fopen (outname, "r");
83 printf ("cannot reopen file: %m\n");
87 /* We can remove the file now. */
90 wmemset (buf, L'\0', sizeof (buf) / sizeof (buf[0]));
92 while (! feof (fp) && n < sizeof (buf) - 1)
101 if (wcscmp (buf, L"This is a test of putwc\n") != 0)
103 puts ("second comparison failed");
107 if (fclose (fp) != 0)
109 printf ("failure during fclose: %m\n");
113 /* Next test: write a bit more than a few bytes. */
114 fp = fopen (outname, "w");
116 error (EXIT_FAILURE, errno, "cannot open temporary file");
118 for (n = 0; n < 4098; ++n)