/* Test of POSIX and GNU compatible vasnwprintf() and asnwprintf() functions.
Copyright (C) 2007-2023 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see . */
/* Written by Bruno Haible , 2023. */
#include
#include "vasnwprintf.h"
#include
#include
#include
#include
#include "macros.h"
static void
test_function (wchar_t * (*my_asnwprintf) (wchar_t *, size_t *, const wchar_t *, ...))
{
/* Test the support of the 'b' conversion specifier for binary output of
integers. */
{ /* Zero. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%b %d", 0, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"0 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* A positive number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* A large positive number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%b %d", 0xFFFFFFFEU, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"11111111111111111111111111111110 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Width. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L" 11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Width given as argument. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%*b %d", 20, 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L" 11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Negative width given as argument (cf. FLAG_LEFT below). */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%*b %d", -20, 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Zero precision and a positive number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%.0b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Zero precision and a zero number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%.0b %d", 0, 33, 44, 55);
ASSERT (result != NULL);
/* ISO C and POSIX specify that "The result of converting a zero value
with a precision of zero is no characters." */
ASSERT (wcscmp (result, L" 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Width and precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%25.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L" 00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* Padding and precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%025.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
/* Neither ISO C nor POSIX specify that the '0' flag is ignored when
a width and a precision are both present. But implementations do so. */
ASSERT (wcscmp (result, L" 00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_LEFT. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%-20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with zero. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%#b %d", 0, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"0 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%#b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"0b11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number and width. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%#20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L" 0b11000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number and padding. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%0#20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"0b000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number and precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%0#.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L"0b00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number and width and precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%#25.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
ASSERT (wcscmp (result, L" 0b00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a positive number and padding and precision. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%0#25.20b %d", 12345, 33, 44, 55);
ASSERT (result != NULL);
/* Neither ISO C nor POSIX specify that the '0' flag is ignored when
a width and a precision are both present. But implementations do so. */
ASSERT (wcscmp (result, L" 0b00000011000000111001 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
{ /* FLAG_ALT with a zero precision and a zero number. */
size_t length;
wchar_t *result =
my_asnwprintf (NULL, &length, L"%#.0b %d", 0, 33, 44, 55);
ASSERT (result != NULL);
/* ISO C and POSIX specify that "The result of converting a zero value
with a precision of zero is no characters.", and the prefix is added
only for non-zero values. */
ASSERT (wcscmp (result, L" 33") == 0);
ASSERT (length == wcslen (result));
free (result);
}
}
static wchar_t *
my_asnwprintf (wchar_t *resultbuf, size_t *lengthp, const wchar_t *format, ...)
{
va_list args;
wchar_t *ret;
va_start (args, format);
ret = vasnwprintf (resultbuf, lengthp, format, args);
va_end (args);
return ret;
}
static void
test_vasnwprintf ()
{
test_function (my_asnwprintf);
}
static void
test_asnwprintf ()
{
test_function (asnwprintf);
}
int
main (int argc, char *argv[])
{
test_vasnwprintf ();
test_asnwprintf ();
return 0;
}