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/**
* @file
* Test code for mutt_str_atoi()
*
* @authors
* Copyright (C) 2019 Richard Russon <rich@flatcap.org>
*
* @copyright
* 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 2 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/>.
*/
#define TEST_NO_MAIN
#include "config.h"
#include "acutest.h"
#include <stddef.h>
#include "mutt/lib.h"
struct TestValue
{
const char *str; ///< String to test
int retval; ///< Expected return value
long result; ///< Expected result (outparam)
};
// clang-format off
static const struct TestValue tests[] = {
// Valid tests
{ "0", 0, 0 },
{ "1", 0, 1 },
{ "2", 0, 2 },
{ "3", 0, 3 },
{ " 3", 0, 3 },
{ " 3", 0, 3 },
{ "2147483645", 0, 2147483645 },
{ "2147483646", 0, 2147483646 },
{ "2147483647", 0, 2147483647 },
{ "-1", 0, -1 },
{ "-2", 0, -2 },
{ "-3", 0, -3 },
{ " -3", 0, -3 },
{ " -3", 0, -3 },
{ "-2147483646", 0, -2147483646 },
{ "-2147483647", 0, -2147483647 },
{ "-2147483648", 0, -2147483648 },
// Out of range tests
{ "2147483648", -2, 0 },
{ "2147483649", -2, 0 },
{ "2147483650", -2, 0 },
{ "-2147483649", -2, 0 },
{ "-2147483650", -2, 0 },
{ "-2147483651", -2, 0 },
// Invalid tests
{ "abc", -1, 0 },
{ "a123", -1, 0 },
{ "a-123", -1, 0 },
{ "0a", -1, 0 },
{ "123a", -1, 0 },
{ "-123a", -1, 0 },
{ "1,234", -1, 0 },
{ "-1,234", -1, 0 },
{ "1.234", -1, 0 },
{ "-1.234", -1, 0 },
{ ".123", -1, 0 },
{ "-.123", -1, 0 },
{ "3 ", -1, 0 },
{ "-3 ", -1, 0 },
};
// clang-format on
static const int UNEXPECTED = -9999;
void test_mutt_str_atoi(void)
{
// int mutt_str_atoi(const char *str, int *dst);
int result = UNEXPECTED;
// Degenerate tests
TEST_CHECK(mutt_str_atoi(NULL, &result) == NULL);
TEST_CHECK(result == 0);
TEST_CHECK(mutt_str_atoi("42", NULL) != NULL);
// Normal tests
for (size_t i = 0; i < mutt_array_size(tests); i++)
{
TEST_CASE(tests[i].str);
result = UNEXPECTED;
const char *end = mutt_str_atoi(tests[i].str, &result);
if ((tests[i].retval == 0) && (!end || *end))
{
TEST_MSG("retval: Expected: \\0, Got: %s", end);
}
else if ((tests[i].retval == -1) && end)
{
TEST_MSG("retval: Expected: NULL, Got: %s", end);
}
else if ((tests[i].retval == -2) && end)
{
TEST_MSG("retval: Expected: NULL, Got: %s", end);
}
}
}
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