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/* test_splitstring.c -- unit test for splitstring()
Copyright (C) 2011-2022 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 <https://www.gnu.org/licenses/>.
*/
/* config.h must always be included first. */
#include <config.h>
/* system headers. */
#include <stdio.h>
#include <assert.h>
/* gnulib headers would go here. */
/* find headers. */
#include "splitstring.h"
static void
assertEqualFunc(const char *file, int line, const char *label,
size_t expected, size_t got)
{
if (expected != got)
fprintf(stderr, "%s line %d: %s: expected %lu, got %lu\n",
file, line, label, (unsigned long)expected, (unsigned long)got);
}
#define ASSERT_EQUAL(expected,got) \
do{ \
assertEqualFunc(__FILE__,__LINE__,"ASSERT_EQUAL",expected,got); \
assert (expected == got); \
} while (0);
static void
test_empty (void)
{
size_t len, pos;
bool result;
const char *empty = "";
result = splitstring (empty, ":", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (0, len);
result = splitstring (empty, ":", false, &pos, &len);
assert (!result);
}
static void test_onefield (void)
{
size_t len, pos;
bool result;
const char *input = "aaa";
result = splitstring (input, ":", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (3, len);
result = splitstring (input, ":", false, &pos, &len);
assert (!result);
}
static void test_not_colon (void)
{
size_t len, pos;
bool result;
const char *separators = "!";
const char *input = "aa!b";
result = splitstring (input, separators, true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (2, len);
result = splitstring (input, separators, false, &pos, &len);
assert (result);
ASSERT_EQUAL (3, pos);
ASSERT_EQUAL (1, len);
result = splitstring (input, separators, false, &pos, &len);
assert (!result);
}
static void test_empty_back (void)
{
size_t len, pos;
bool result;
const char *input = "aa:";
result = splitstring (input, ":", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (2, len);
result = splitstring (input, ":", false, &pos, &len);
assert (result);
ASSERT_EQUAL (3, pos);
ASSERT_EQUAL (0, len);
result = splitstring (input, ":", false, &pos, &len);
assert (!result);
}
static void test_empty_front (void)
{
size_t len, pos;
bool result;
const char *input = ":aaa";
result = splitstring (input, ":", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (0, len);
result = splitstring (input, ":", false, &pos, &len);
assert (result);
ASSERT_EQUAL (1, pos);
ASSERT_EQUAL (3, len);
result = splitstring (input, ":", false, &pos, &len);
assert (!result);
}
static void test_twofields (void)
{
size_t len, pos;
bool result;
const char *input = "aaa:bb";
result = splitstring (input, ":", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (3, len);
result = splitstring (input, ":", false, &pos, &len);
assert (result);
ASSERT_EQUAL (4, pos);
ASSERT_EQUAL (2, len);
result = splitstring (input, ":", false, &pos, &len);
assert (!result);
}
static void test_twoseparators (void)
{
size_t len, pos;
bool result;
const char *input = "a:bb!c";
result = splitstring (input, ":!", true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (1, len);
result = splitstring (input, ":!", false, &pos, &len);
assert (result);
ASSERT_EQUAL (2, pos);
ASSERT_EQUAL (2, len);
result = splitstring (input, ":!", false, &pos, &len);
assert (result);
ASSERT_EQUAL (5, pos);
ASSERT_EQUAL (1, len);
result = splitstring (input, ":!", false, &pos, &len);
assert (!result);
}
static void test_consecutive_empty (void)
{
size_t len, pos;
bool result;
const char *input = "a::b";
const char *separators = ":";
result = splitstring (input, separators, true, &pos, &len);
assert (result);
ASSERT_EQUAL (0, pos);
ASSERT_EQUAL (1, len);
result = splitstring (input, separators, false, &pos, &len);
assert (result);
ASSERT_EQUAL (2, pos);
ASSERT_EQUAL (0, len);
result = splitstring (input, separators, false, &pos, &len);
assert (result);
ASSERT_EQUAL (3, pos);
ASSERT_EQUAL (1, len);
result = splitstring (input, separators, false, &pos, &len);
assert (!result);
}
int main (int argc, char *argv[])
{
(void) argc; /* pacify -Werror=unused-parameter */
(void) argv; /* pacify -Werror=unused-parameter */
test_empty ();
test_onefield ();
test_not_colon ();
test_empty_back ();
test_empty_front ();
test_twofields ();
test_twoseparators ();
test_consecutive_empty ();
return 0;
}
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