netsurf/test/utils.c

418 lines
8.7 KiB
C

/*
* Copyright 2016 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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/>.
*/
/**
* \file
* Tests for utility functions.
*/
#include "utils/config.h"
#include <assert.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <check.h>
#include "utils/string.h"
#include "utils/corestrings.h"
#define NELEMS(x) (sizeof(x) / sizeof((x)[0]))
#define SLEN(x) (sizeof((x)) - 1)
struct test_pairs {
const unsigned long test;
const char* res;
};
static const struct test_pairs human_friendly_bytesize_test_vec[] = {
{ 0, "0.00Bytes" },
{ 1024, "1024.00Bytes" },
{ 1025, "1.00kBytes" },
{ 1048576, "1024.00kBytes" },
{ 1048577, "1.00MBytes" },
{ 1073741824, "1024.00MBytes" },
{ 1073741888, "1024.00MBytes" }, /* spot the rounding error */
{ 1073741889, "1.00GBytes" },
{ 2147483648, "2.00GBytes" },
{ 3221225472, "3.00GBytes" },
{ 4294967295, "4.00GBytes" },
};
/**
* check each response one at a time
*/
START_TEST(human_friendly_bytesize_test)
{
char *res_str;
const struct test_pairs *tst = &human_friendly_bytesize_test_vec[_i];
res_str = human_friendly_bytesize(tst->test);
/* ensure result data is correct */
ck_assert_str_eq(res_str, tst->res);
}
END_TEST
/**
* check each response one after another
*/
START_TEST(human_friendly_bytesize_all_test)
{
char *res_str;
const struct test_pairs *tst;
unsigned int idx;
for (idx = 0; idx < NELEMS(human_friendly_bytesize_test_vec); idx++) {
tst = &human_friendly_bytesize_test_vec[idx];
res_str = human_friendly_bytesize(tst->test);
/* ensure result data is correct */
ck_assert_str_eq(res_str, tst->res);
}
}
END_TEST
static TCase *human_friendly_bytesize_case_create(void)
{
TCase *tc;
tc = tcase_create("Human friendly bytesize");
tcase_add_loop_test(tc, human_friendly_bytesize_test,
0, NELEMS(human_friendly_bytesize_test_vec));
tcase_add_test(tc, human_friendly_bytesize_all_test);
return tc;
}
struct test_strings {
const char* test;
const char* res;
};
static const struct test_strings squash_whitespace_test_vec[] = {
{ "", "" },
{ " ", " " },
{ " ", " " },
{ " \n\r\t ", " " },
{ " a ", " a " },
{ " a b ", " a b " },
{
" A string with \t \r \n \t lots\tof\nwhitespace\r ",
" A string with lots of whitespace "
},
};
START_TEST(squash_whitespace_test)
{
char *res_str;
const struct test_strings *tst = &squash_whitespace_test_vec[_i];
res_str = squash_whitespace(tst->test);
ck_assert(res_str != NULL);
/* ensure result data is correct */
ck_assert_str_eq(res_str, tst->res);
free(res_str);
}
END_TEST
START_TEST(squash_whitespace_api_test)
{
char *res_str;
res_str = squash_whitespace(NULL);
ck_assert(res_str != NULL);
free(res_str);
}
END_TEST
static TCase *squash_whitespace_case_create(void)
{
TCase *tc;
tc = tcase_create("Squash whitespace");
tcase_add_test_raise_signal(tc, squash_whitespace_api_test, 6);
tcase_add_loop_test(tc, squash_whitespace_test,
0, NELEMS(squash_whitespace_test_vec));
return tc;
}
START_TEST(corestrings_init_fini_test)
{
nserror res;
res = corestrings_init();
ck_assert_int_eq(res, NSERROR_OK);
corestrings_fini();
}
END_TEST
START_TEST(corestrings_double_init_test)
{
nserror res;
res = corestrings_init();
ck_assert_int_eq(res, NSERROR_OK);
res = corestrings_init();
ck_assert_int_eq(res, NSERROR_OK);
corestrings_fini();
}
END_TEST
START_TEST(corestrings_double_fini_test)
{
nserror res;
res = corestrings_init();
ck_assert_int_eq(res, NSERROR_OK);
corestrings_fini();
corestrings_fini();
}
END_TEST
static TCase *corestrings_case_create(void)
{
TCase *tc;
tc = tcase_create("Corestrings");
tcase_add_test(tc, corestrings_init_fini_test);
tcase_add_test(tc, corestrings_double_init_test);
tcase_add_test(tc, corestrings_double_fini_test);
return tc;
}
START_TEST(string_utils_cnv_space2nbsp_test)
{
char *res;
char comparison[64];
snprintf(comparison, 64,
"%c%cA%c%cstring%c%c%c%cwith%c%c%c%c%c%cwhitespace%c%c",
0xC2, 0xA0, 0xC2, 0xA0, 0xC2, 0xA0, 0xC2, 0xA0,
0xC2, 0xA0, 0xC2, 0xA0, 0xC2, 0xA0, 0xC2, 0xA0);
res = cnv_space2nbsp(" A string with \t whitespace ");
ck_assert(res != NULL);
ck_assert_str_eq(res, comparison);
free(res);
}
END_TEST
START_TEST(string_utils_strcasestr_test)
{
char *res;
const char *haystack = "A big old long haystack string that has a small Needle in the middle of it with a different case";
res = strcasestr(haystack, "notfound");
ck_assert(res == NULL);
res = strcasestr(haystack, "needle");
ck_assert(res != NULL);
ck_assert_str_eq(res, haystack + 48);
}
END_TEST
START_TEST(string_utils_strchrnul_test)
{
char *res;
const char *haystack = "A big old long haystack string that has a small Needle in the middle of it with a different case";
res = strchrnul(haystack, 'Z');
ck_assert(res != NULL);
ck_assert(*res == 0);
res = strchrnul(haystack, 'N');
ck_assert(res != NULL);
ck_assert_str_eq(res, haystack + 48);
}
END_TEST
static TCase *string_utils_case_create(void)
{
TCase *tc;
tc = tcase_create("String utilities");
tcase_add_test(tc, string_utils_cnv_space2nbsp_test);
tcase_add_test(tc, string_utils_strcasestr_test);
tcase_add_test(tc, string_utils_strchrnul_test);
return tc;
}
/**
* api tests
*/
START_TEST(string_utils_snstrjoin_api_test)
{
nserror res;
char outstr[32];
char *resstr = &outstr[0];
size_t resstrlen = 32;
/* bad count parameters */
res = snstrjoin(&resstr, &resstrlen, ',', 0, "1");
ck_assert_int_eq(res, NSERROR_BAD_PARAMETER);
res = snstrjoin(&resstr, &resstrlen, ',', 17, "1");
ck_assert_int_eq(res, NSERROR_BAD_PARAMETER);
/* if there is a buffer must set length */
res = snstrjoin(&resstr, NULL, ',', 4, "1", "2", "3", "4");
ck_assert_int_eq(res, NSERROR_BAD_PARAMETER);
/* null argument value is bad parameter */
res = snstrjoin(&resstr, &resstrlen, ',', 4, "1", NULL, "3", "4");
ck_assert_int_eq(res, NSERROR_BAD_PARAMETER);
/* attempt to use an undersize buffer */
resstrlen = 1;
res = snstrjoin(&resstr, &resstrlen, ',', 4, "1", "2", "3", "4");
ck_assert_int_eq(res, NSERROR_NOSPACE);
}
END_TEST
/**
* good four parameter join
*/
START_TEST(string_utils_snstrjoin_four_test)
{
nserror res;
char *resstr = NULL;
size_t resstrlen;
res = snstrjoin(&resstr, &resstrlen, ',', 4, "1", "2", "3", "4");
ck_assert_int_eq(res, NSERROR_OK);
ck_assert(resstr != NULL);
ck_assert_int_eq(resstrlen, 8);
ck_assert_str_eq(resstr, "1,2,3,4");
free(resstr);
}
END_TEST
/**
* good three parameter join with no length
*/
START_TEST(string_utils_snstrjoin_three_test)
{
nserror res;
char *resstr = NULL;
res = snstrjoin(&resstr, NULL, ',', 3, "1", "2,", "3");
ck_assert_int_eq(res, NSERROR_OK);
ck_assert(resstr != NULL);
ck_assert_str_eq(resstr, "1,2,3");
free(resstr);
}
END_TEST
/**
* good two parameter join into pre allocated buffer
*/
START_TEST(string_utils_snstrjoin_two_test)
{
nserror res;
char outstr[32];
char *resstr = &outstr[0];
size_t resstrlen = 32;
res = snstrjoin(&resstr, &resstrlen, ',', 2, "1", "2");
ck_assert_int_eq(res, NSERROR_OK);
ck_assert(resstr != NULL);
ck_assert_int_eq(resstrlen, 4);
ck_assert_str_eq(resstr, "1,2");
}
END_TEST
static TCase *snstrjoin_case_create(void)
{
TCase *tc;
tc = tcase_create("snstrjoin utilities");
tcase_add_test(tc, string_utils_snstrjoin_api_test);
tcase_add_test(tc, string_utils_snstrjoin_four_test);
tcase_add_test(tc, string_utils_snstrjoin_three_test);
tcase_add_test(tc, string_utils_snstrjoin_three_test);
tcase_add_test(tc, string_utils_snstrjoin_two_test);
return tc;
}
/*
* Utility test suite creation
*/
static Suite *utils_suite_create(void)
{
Suite *s;
s = suite_create("Utility API");
suite_add_tcase(s, human_friendly_bytesize_case_create());
suite_add_tcase(s, squash_whitespace_case_create());
suite_add_tcase(s, corestrings_case_create());
suite_add_tcase(s, snstrjoin_case_create());
suite_add_tcase(s, string_utils_case_create());
return s;
}
int main(int argc, char **argv)
{
int number_failed;
SRunner *sr;
sr = srunner_create(utils_suite_create());
srunner_run_all(sr, CK_ENV);
number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}