1 /* Test of conversion from UTF-16 to legacy encodings.
2 Copyright (C) 2007 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>, 2007. */
28 #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
29 #define ASSERT(expr) \
34 fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
40 /* Magic number for detecting bounds violations. */
41 #define MAGIC 0x1983EFF1
44 new_offsets (size_t n)
46 size_t *offsets = (size_t *) malloc ((n + 1) * sizeof (size_t));
54 static enum iconv_ilseq_handler handlers[] =
55 { iconveh_error, iconveh_question_mark, iconveh_escape_sequence };
61 /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
62 ISO-8859-2, and UTF-8. */
64 /* Test conversion from UTF-16 to ISO-8859-1 with no errors. */
65 for (h = 0; h < SIZEOF (handlers); h++)
67 enum iconv_ilseq_handler handler = handlers[h];
68 static const uint16_t input[] = /* Ärger mit bösen Bübchen ohne Augenmaß */
70 0xC4, 'r', 'g', 'e', 'r', ' ', 'm', 'i', 't', ' ', 'b', 0xF6, 's',
71 'e', 'n', ' ', 'B', 0xFC, 'b', 'c', 'h', 'e', 'n', ' ', 'o', 'h',
72 'n', 'e', ' ', 'A', 'u', 'g', 'e', 'n', 'm', 'a', 0xDF
74 static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
75 for (o = 0; o < 2; o++)
77 size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL);
80 int retval = u16_conv_to_encoding ("ISO-8859-1", handler,
81 input, SIZEOF (input),
85 ASSERT (length == strlen (expected));
86 ASSERT (result != NULL);
87 ASSERT (memcmp (result, expected, length) == 0);
90 for (i = 0; i < 37; i++)
91 ASSERT (offsets[i] == i);
92 ASSERT (offsets[37] == MAGIC);
99 /* Test conversion from UTF-16 to ISO-8859-1 with EILSEQ. */
100 for (h = 0; h < SIZEOF (handlers); h++)
102 enum iconv_ilseq_handler handler = handlers[h];
103 static const uint16_t input[] = /* Rafał Maszkowski */
105 'R', 'a', 'f', 'a', 0x0142, ' ', 'M', 'a', 's', 'z', 'k', 'o', 'w',
108 for (o = 0; o < 2; o++)
110 size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL);
113 int retval = u16_conv_to_encoding ("ISO-8859-1", handler,
114 input, SIZEOF (input),
120 ASSERT (retval == -1 && errno == EILSEQ);
121 ASSERT (result == NULL);
122 ASSERT (length == 0);
124 case iconveh_question_mark:
126 static const char expected[] = "Rafa? Maszkowski";
127 static const char expected_translit[] = "Rafal Maszkowski";
128 ASSERT (retval == 0);
129 ASSERT (length == strlen (expected));
130 ASSERT (result != NULL);
131 ASSERT (memcmp (result, expected, length) == 0
132 || memcmp (result, expected_translit, length) == 0);
135 for (i = 0; i < 16; i++)
136 ASSERT (offsets[i] == i);
137 ASSERT (offsets[16] == MAGIC);
143 case iconveh_escape_sequence:
145 static const char expected[] = "Rafa\\u0142 Maszkowski";
146 ASSERT (retval == 0);
147 ASSERT (length == strlen (expected));
148 ASSERT (result != NULL);
149 ASSERT (memcmp (result, expected, length) == 0);
152 for (i = 0; i < 16; i++)
153 ASSERT (offsets[i] == (i < 5 ? i : i + 5));
154 ASSERT (offsets[16] == MAGIC);
164 /* Test conversion from UTF-16 to ISO-8859-1 with EINVAL. */
165 for (h = 0; h < SIZEOF (handlers); h++)
167 enum iconv_ilseq_handler handler = handlers[h];
168 static const uint16_t input[] = { 0xD845 };
169 for (o = 0; o < 2; o++)
171 size_t *offsets = (o ? new_offsets (SIZEOF (input)) : NULL);
174 int retval = u16_conv_to_encoding ("ISO-8859-1", handler,
175 input, SIZEOF (input),
178 ASSERT (retval == 0);
179 ASSERT (length == strlen (""));
180 ASSERT (result != NULL);
183 ASSERT (offsets[0] == 0);
184 ASSERT (offsets[1] == MAGIC);