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"
34 static void test_term_utf8_invalid(void) {
39 len = term_utf8_decode(NULL, NULL, 0);
42 len = term_utf8_decode(&p, NULL, 0);
46 len = term_utf8_decode(NULL, &res, 0);
48 assert_se(res != NULL);
51 len = term_utf8_decode(&p, &res, 0);
53 assert_se(res != NULL);
56 len = term_utf8_decode(&p, &res, 0xCf);
58 assert_se(res != NULL);
61 len = term_utf8_decode(&p, &res, 0);
63 assert_se(res != NULL);
64 assert_se(res[0] == 0xCf && res[1] == 0);
67 static void test_term_utf8_range(void) {
74 /* Convert all ucs-4 chars to utf-8 and back */
76 for (i = 0; i < 0x10FFFF; ++i) {
77 ulen = term_utf8_encode(u8, i);
81 for (j = 0; j < ulen; ++j) {
82 len = term_utf8_decode(&p, &res, u8[j]);
84 assert_se(j + 1 != ulen);
88 assert_se(j + 1 == ulen);
89 assert_se(len == 1 && *res == i);
90 assert_se(i <= 127 || ulen >= 2);
95 static void test_term_utf8_mix(void) {
96 static const char source[] = {
98 0xC0, 0x80, /* overlong 0 */
99 0xC0, 0x81, /* overlong 1 */
100 0xE0, 0x80, 0x81, /* overlong 1 */
101 0xF0, 0x80, 0x80, 0x81, /* overlong 1 */
102 0xC0, 0x00, /* invalid continuation */
103 0xC0, 0xC0, 0x81, /* invalid continuation with a following overlong 1 */
104 0xF8, 0x80, 0x80, 0x80, 0x81, /* overlong 1 with 5 bytes */
105 0xE0, 0x80, 0xC0, 0x81, /* invalid 3-byte followed by valid 2-byte */
106 0xF0, 0x80, 0x80, 0xC0, 0x81, /* invalid 4-byte followed by valid 2-byte */
108 static const uint32_t result[] = {
116 0x00F8, 0x0080, 0x0080, 0x0080, 0x0081,
117 0x00E0, 0x0080, 0x0001,
118 0x00F0, 0x0080, 0x0080, 0x0001,
125 for (i = 0, j = 0; i < sizeof(source); ++i) {
126 len = term_utf8_decode(&p, &res, source[i]);
130 assert_se(j + len <= ELEMENTSOF(result));
131 assert_se(!memcmp(res, &result[j], sizeof(uint32_t) * len));
135 assert_se(j == ELEMENTSOF(result));
138 int main(int argc, char *argv[]) {
139 test_term_utf8_invalid();
140 test_term_utf8_range();
141 test_term_utf8_mix();