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/*
* Copyright 2024 Jakub Czapiga <mordijc@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "config.h"
#include <errno.h>
#include <cmocka.h>
#include "../src/cmocka.c"
static void test_strreplace_null(void **state)
{
bool ok = false;
char data[64] = "DATA";
bool out = false;
(void)state;
ok = c_strreplace(NULL, sizeof(data), "A", "B", &out);
assert_false(ok);
assert_false(out);
assert_int_equal(errno, EINVAL);
ok = c_strreplace(data, 0, "A", "B", &out);
assert_false(ok);
assert_false(out);
assert_int_equal(errno, EINVAL);
ok = c_strreplace(data, sizeof(data), NULL, "B", &out);
assert_false(ok);
assert_false(out);
assert_int_equal(errno, EINVAL);
ok = c_strreplace(data, sizeof(data), "A", NULL, &out);
assert_false(ok);
assert_false(out);
assert_int_equal(errno, EINVAL);
}
static void test_strreplace_no_pattern(void **state)
{
bool ok = false;
char data[64] = "DATA";
bool out = false;
(void) state;
ok = c_strreplace(data, sizeof(data), "X", "Y", &out);
assert_true(ok);
assert_false(out);
}
static void test_strreplace_patterns(void **state)
{
bool ok = false;
const char base_data[] = "THIS IS THE DATA";
char data[64] = "THIS IS THE DATA";
bool out = false;
(void) state;
// Simple character substitution
ok = c_strreplace(data, sizeof(data), "T", "D", &out);
assert_true(ok);
assert_true(out);
assert_string_equal(data, "DHIS IS DHE DADA");
// Reset data
memcpy(data, base_data, sizeof(base_data));
// Superset pattern
out = false;
ok = c_strreplace(data, sizeof(data), " IS", " ISN'T", &out);
assert_true(ok);
assert_true(out);
assert_string_equal(data, "THIS ISN'T THE DATA");
// Subset pattern
memcpy(data, base_data, sizeof(base_data));
out = false;
ok = c_strreplace(data, sizeof(data), "THIS", "TIS", &out);
assert_true(ok);
assert_true(out);
assert_string_equal(data, "TIS IS THE DATA");
// Partial replacement
memcpy(data, base_data, sizeof(base_data));
out = false;
ok = c_strreplace(data, sizeof(data), "THIS", "THOSE", &out);
assert_true(ok);
assert_true(out);
assert_string_equal(data, "THOSE IS THE DATA");
// Outer extension
memcpy(data, base_data, sizeof(base_data));
out = false;
ok = c_strreplace(data, sizeof(data), "THE", "_THE_", &out);
assert_true(ok);
assert_true(out);
assert_string_equal(data, "THIS IS _THE_ DATA");
}
int main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_strreplace_null),
cmocka_unit_test(test_strreplace_no_pattern),
cmocka_unit_test(test_strreplace_patterns),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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