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/* PSPP - a program for statistical analysis.
Copyright (C) 2008, 2010, 2014 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 <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <libpspp/str.h>
#include <stdio.h>
#include <stdlib.h>
/* Exit with a failure code.
(Place a breakpoint on this function while debugging.) */
static void
check_die (void)
{
exit (EXIT_FAILURE);
}
static void
check_26adic (unsigned long int number, const char *expected_string)
{
char string[F26ADIC_STRLEN_MAX + 1];
str_format_26adic (number, true, string, sizeof string);
if (strcmp (string, expected_string))
{
printf ("base-26 of %lu: expected \"%s\", got \"%s\"\n",
number, expected_string, string);
check_die ();
}
}
static void
test_format_26adic (void)
{
check_26adic (0, "");
check_26adic (1, "A");
check_26adic (2, "B");
check_26adic (26, "Z");
check_26adic (27, "AA");
check_26adic (28, "AB");
check_26adic (29, "AC");
check_26adic (18278, "ZZZ");
check_26adic (18279, "AAAA");
check_26adic (19010, "ABCD");
}
/* Main program. */
struct test
{
const char *name;
const char *description;
void (*function) (void);
};
static const struct test tests[] =
{
{
"format-26adic",
"format 26-adic strings",
test_format_26adic
}
};
enum { N_TESTS = sizeof tests / sizeof *tests };
int
main (int argc, char *argv[])
{
int i;
if (argc != 2)
{
fprintf (stderr, "exactly one argument required; use --help for help\n");
return EXIT_FAILURE;
}
else if (!strcmp (argv[1], "--help"))
{
printf ("%s: test string library\n"
"usage: %s TEST-NAME\n"
"where TEST-NAME is one of the following:\n",
argv[0], argv[0]);
for (i = 0; i < N_TESTS; i++)
printf (" %s\n %s\n", tests[i].name, tests[i].description);
return 0;
}
else
{
for (i = 0; i < N_TESTS; i++)
if (!strcmp (argv[1], tests[i].name))
{
tests[i].function ();
return 0;
}
fprintf (stderr, "unknown test %s; use --help for help\n", argv[1]);
return EXIT_FAILURE;
}
}
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