1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
3 This file is part of systemd.
5 Copyright (C) 2014 David Herrmann <dh.herrmann@gmail.com>
7 systemd is free software; you can redistribute it and/or modify it
8 under the terms of the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 2.1 of the License, or
10 (at your option) any later version.
12 systemd is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with systemd; If not, see <http://www.gnu.org/licenses/>.
22 * Terminal Parser Tests
31 #include "term-internal.h"
35 static void test_term_utf8_invalid(void) {
40 len = term_utf8_decode(NULL, NULL, 0);
43 len = term_utf8_decode(&p, NULL, 0);
47 len = term_utf8_decode(NULL, &res, 0);
49 assert_se(res != NULL);
52 len = term_utf8_decode(&p, &res, 0);
54 assert_se(res != NULL);
57 len = term_utf8_decode(&p, &res, 0xCf);
59 assert_se(res != NULL);
62 len = term_utf8_decode(&p, &res, 0);
64 assert_se(res != NULL);
65 assert_se(res[0] == 0xCf && res[1] == 0);
68 static void test_term_utf8_range(void) {
75 /* Convert all ucs-4 chars to utf-8 and back */
77 for (i = 0; i < 0x10FFFF; ++i) {
78 ulen = utf8_encode_unichar(u8, i);
82 for (j = 0; j < ulen; ++j) {
83 len = term_utf8_decode(&p, &res, u8[j]);
85 assert_se(j + 1 != ulen);
89 assert_se(j + 1 == ulen);
90 assert_se(len == 1 && *res == i);
91 assert_se(i <= 127 || ulen >= 2);
96 static void test_term_utf8_mix(void) {
97 static const char source[] = {
99 0xC0, 0x80, /* overlong 0 */
100 0xC0, 0x81, /* overlong 1 */
101 0xE0, 0x80, 0x81, /* overlong 1 */
102 0xF0, 0x80, 0x80, 0x81, /* overlong 1 */
103 0xC0, 0x00, /* invalid continuation */
104 0xC0, 0xC0, 0x81, /* invalid continuation with a following overlong 1 */
105 0xF8, 0x80, 0x80, 0x80, 0x81, /* overlong 1 with 5 bytes */
106 0xE0, 0x80, 0xC0, 0x81, /* invalid 3-byte followed by valid 2-byte */
107 0xF0, 0x80, 0x80, 0xC0, 0x81, /* invalid 4-byte followed by valid 2-byte */
109 static const uint32_t result[] = {
117 0x00F8, 0x0080, 0x0080, 0x0080, 0x0081,
118 0x00E0, 0x0080, 0x0001,
119 0x00F0, 0x0080, 0x0080, 0x0001,
126 for (i = 0, j = 0; i < sizeof(source); ++i) {
127 len = term_utf8_decode(&p, &res, source[i]);
131 assert_se(j + len <= ELEMENTSOF(result));
132 assert_se(!memcmp(res, &result[j], sizeof(uint32_t) * len));
136 assert_se(j == ELEMENTSOF(result));
139 int main(int argc, char *argv[]) {
140 test_term_utf8_invalid();
141 test_term_utf8_range();
142 test_term_utf8_mix();