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/*
* blogc: A blog compiler.
* Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
*
* This program can be distributed under the terms of the BSD License.
* See the file LICENSE.
*/
#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include "../../src/common/utf8.h"
#include "../../src/common/utils.h"
// this file MUST be ASCII
static void
test_utf8_valid(void **state)
{
const char *c = "<a href=\"{{ BASE_URL }}/page/{{ PREVIOUS_PAGE }}/\">"
"\xc2\xab Newer posts</a>";
assert_true(bc_utf8_validate((uint8_t*) c, strlen(c)));
const uint8_t d[3] = {0xe2, 0x82, 0xac}; // euro sign
assert_true(bc_utf8_validate(d, 3));
const uint8_t e[3] = {0xef, 0xbb, 0xbf}; // utf-8 bom
assert_true(bc_utf8_validate(e, 3));
}
static void
test_utf8_invalid(void **state)
{
const uint8_t c[4] = {0xff, 0xfe, 0xac, 0x20}; // utf-16
assert_false(bc_utf8_validate(c, 4));
const uint8_t d[8] = {0xff, 0xfe, 0x00, 0x00, 0xac, 0x20, 0x00, 0x00}; // utf-32
assert_false(bc_utf8_validate(d, 8));
}
static void
test_utf8_valid_str(void **state)
{
bc_string_t *s = bc_string_new();
bc_string_append(s,
"<a href=\"{{ BASE_URL }}/page/{{ PREVIOUS_PAGE }}/\">\xc2\xab Newer "
"posts</a>");
assert_true(bc_utf8_validate_str(s));
bc_string_free(s, true);
s = bc_string_new();
bc_string_append(s, "\xe2\x82\xac");
assert_true(bc_utf8_validate_str(s));
bc_string_free(s, true);
}
static void
test_utf8_invalid_str(void **state)
{
bc_string_t *s = bc_string_new();
bc_string_append(s, "\xff\xfe\xac\x20"); // utf-16
assert_false(bc_utf8_validate_str(s));
bc_string_free(s, true);
s = bc_string_new();
bc_string_append(s, "\xff\xfe\x00\x00\xac\x20\x00\x00"); // utf-32
assert_false(bc_utf8_validate_str(s));
bc_string_free(s, true);
}
static void
test_utf8_skip_bom(void **state)
{
const uint8_t c[4] = {0xef, 0xbb, 0xbf, 0};
assert_int_equal(bc_utf8_skip_bom(c, 2), 0);
assert_int_equal(bc_utf8_skip_bom(c, 3), 3);
assert_string_equal(c + 3, "");
const uint8_t d[8] = {0xef, 0xbb, 0xbf, 'b', 'o', 'l', 'a', 0};
assert_int_equal(bc_utf8_skip_bom(d, 7), 3);
assert_string_equal(d + 3, "bola");
const uint8_t e[5] = "bola";
assert_int_equal(bc_utf8_skip_bom(e, 4), 0);
}
int
main(void)
{
const UnitTest tests[] = {
unit_test(test_utf8_valid),
unit_test(test_utf8_invalid),
unit_test(test_utf8_valid_str),
unit_test(test_utf8_invalid_str),
unit_test(test_utf8_skip_bom),
};
return run_tests(tests);
}
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