1 /* Test of u8_uctomb() function.
2 Copyright (C) 2010 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Bruno Haible <bruno@clisp.org>, 2010. */
30 /* Test ISO 646 character, in particular the NUL character. */
34 for (uc = 0; uc < 0x80; uc++)
36 uint8_t buf[5] = { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC };
39 ret = u8_uctomb (buf, uc, 0);
41 ASSERT (buf[0] == MAGIC);
43 ret = u8_uctomb (buf, uc, 1);
45 ASSERT (buf[0] == uc);
46 ASSERT (buf[1] == MAGIC);
50 /* Test 2-byte character. */
53 uint8_t buf[5] = { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC };
56 ret = u8_uctomb (buf, uc, 0);
58 ASSERT (buf[0] == MAGIC);
60 ret = u8_uctomb (buf, uc, 1);
62 ASSERT (buf[0] == MAGIC);
64 ret = u8_uctomb (buf, uc, 2);
66 ASSERT (buf[0] == 0xC3);
67 ASSERT (buf[1] == 0x97);
68 ASSERT (buf[2] == MAGIC);
71 /* Test 3-byte character. */
74 uint8_t buf[5] = { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC };
77 ret = u8_uctomb (buf, uc, 0);
79 ASSERT (buf[0] == MAGIC);
81 ret = u8_uctomb (buf, uc, 1);
83 ASSERT (buf[0] == MAGIC);
85 ret = u8_uctomb (buf, uc, 2);
87 ASSERT (buf[0] == MAGIC);
88 ASSERT (buf[1] == MAGIC);
90 ret = u8_uctomb (buf, uc, 3);
92 ASSERT (buf[0] == 0xE2);
93 ASSERT (buf[1] == 0x82);
94 ASSERT (buf[2] == 0xAC);
95 ASSERT (buf[3] == MAGIC);
98 /* Test 4-byte character. */
100 ucs4_t uc = 0x10FFFD;
101 uint8_t buf[5] = { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC };
104 ret = u8_uctomb (buf, uc, 0);
106 ASSERT (buf[0] == MAGIC);
108 ret = u8_uctomb (buf, uc, 1);
110 ASSERT (buf[0] == MAGIC);
112 ret = u8_uctomb (buf, uc, 2);
114 ASSERT (buf[0] == MAGIC);
115 ASSERT (buf[1] == MAGIC);
117 ret = u8_uctomb (buf, uc, 3);
119 ASSERT (buf[0] == MAGIC);
120 ASSERT (buf[1] == MAGIC);
121 ASSERT (buf[2] == MAGIC);
123 ret = u8_uctomb (buf, uc, 4);
125 ASSERT (buf[0] == 0xF4);
126 ASSERT (buf[1] == 0x8F);
127 ASSERT (buf[2] == 0xBF);
128 ASSERT (buf[3] == 0xBD);
129 ASSERT (buf[4] == MAGIC);
132 /* Test invalid characters. */
134 ucs4_t invalid[] = { 0x110000, 0xD800, 0xDBFF, 0xDC00, 0xDFFF };
135 uint8_t buf[5] = { MAGIC, MAGIC, MAGIC, MAGIC, MAGIC };
138 for (i = 0; i < SIZEOF (invalid); i++)
140 ucs4_t uc = invalid[i];
143 for (n = 0; n <= 4; n++)
145 int ret = u8_uctomb (buf, uc, n);
147 ASSERT (buf[0] == MAGIC);
148 ASSERT (buf[1] == MAGIC);
149 ASSERT (buf[2] == MAGIC);
150 ASSERT (buf[3] == MAGIC);
151 ASSERT (buf[4] == MAGIC);