1/*	$NetBSD: test-utf8.c,v 1.1.1.1 2011/04/13 18:16:00 elric Exp $	*/
2
3/*
4 * Copyright (c) 2004 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#ifdef HAVE_CONFIG_H
37#include <config.h>
38#endif
39#include <stdio.h>
40#include <string.h>
41#include <err.h>
42#include "windlocl.h"
43
44static const char *failing_testcases[] = {
45    "\x80",
46    "\xFF",
47    "\xC0",
48    "\xDF",
49    "\xE0",
50    "\xEF",
51    "\xF0",
52    "\xF7",
53    "\xC0\x01",
54    "\xC0\x7F",
55    "\xC0\xFF",
56    "\xC0\x80\x80",
57    "\xE0\x01",
58    "\xE0\x7F",
59    "\xE0\x80",
60    "\xE0\xFF",
61    "\xE0\x80\x20",
62    "\xE0\x80\xFF",
63    "\xE0\x80\x80\x80",
64    "\xF0\x01",
65    "\xF0\x80",
66    "\xF0\x80\x01",
67    "\xF0\x80\x80",
68    "\xF0\x80\x80\x01",
69    "\xF0\x80\x80\xFF",
70    NULL
71};
72
73#define MAX_LENGTH 10
74
75struct testcase {
76    const char *utf8_str;
77    size_t len;
78    uint32_t u[MAX_LENGTH];
79    int invalid_ucs2;
80};
81
82static const struct testcase testcases[] = {
83    {"", 0, {0}},
84    {"\x01", 1, {1}},
85    {"\x7F", 1, {0x7F}},
86    {"\x01\x7F", 2, {0x01, 0x7F}},
87    {"\xC0\x80", 1, {0}},
88    {"\xC0\x81", 1, {1}},
89    {"\xC1\x80", 1, {0x40}},
90    {"\xDF\xBF", 1, {0x7FF}},
91    {"\xE0\x80\x80", 1, {0}},
92    {"\xE0\x80\x81", 1, {1}},
93    {"\xE0\x81\x80", 1, {0x40}},
94    {"\xE1\x80\x80", 1, {0x1000}},
95    {"\xEF\xBF\xBF", 1, {0xFFFF}},
96    {"\xF0\x80\x80\x80", 1, {0}},
97    {"\xF0\x80\x80\x81", 1, {1}},
98    {"\xF0\x80\x81\x80", 1, {0x40}},
99    {"\xF0\x81\x80\x80", 1, {0x1000}},
100    {"\xF1\x80\x80\x80", 1, {0x40000}},
101    {"\xF7\xBF\xBF\xBF", 1, {0X1FFFFF}, 1},
102};
103
104int
105main(void)
106{
107    unsigned failures = 0;
108    unsigned i;
109    const char **s;
110    int ret;
111    size_t len, len2;
112    uint32_t u[MAX_LENGTH];
113    char str[MAX_LENGTH * 4];
114
115    for (s = failing_testcases; *s != NULL; ++s) {
116	len = MAX_LENGTH;
117	ret = wind_utf8ucs4(*s, u, &len);
118	if (ret == 0) {
119	    printf("utf8 decode of \"%s\" should have failed\n", *s);
120	    ++failures;
121	}
122    }
123
124    for (i = 0; i < sizeof(testcases)/sizeof(testcases[0]); ++i) {
125	const struct testcase *t = &testcases[i];
126
127	ret = wind_utf8ucs4_length(t->utf8_str, &len);
128	if (ret) {
129	    printf("utf8ucs4 length of \"%s\" should have succeeded\n",
130		   t->utf8_str);
131	    ++failures;
132	    continue;
133	}
134	if (len != t->len) {
135	    printf("utf8ucs4_length of \"%s\" has wrong length: "
136		   "expected: %u, actual: %u\n",
137		   t->utf8_str, (unsigned int)t->len, (unsigned int)len);
138	    ++failures;
139	    continue;
140	}
141
142	len = MAX_LENGTH;
143	ret = wind_utf8ucs4(t->utf8_str, u, &len);
144	if (ret) {
145	    printf("utf8 decode of \"%s\" should have succeeded\n",
146		   t->utf8_str);
147	    ++failures;
148	    continue;
149	}
150	if (len != t->len) {
151	    printf("utf8 decode of \"%s\" has wrong length: "
152		   "expected: %u, actual: %u\n",
153		   t->utf8_str, (unsigned int)t->len, (unsigned int)len);
154	    ++failures;
155	    continue;
156	}
157	if (memcmp(t->u, u, len * sizeof(uint32_t)) != 0) {
158	    printf("utf8 decode of \"%s\" has wrong data\n",
159		   t->utf8_str);
160	    ++failures;
161	    continue;
162	}
163	if (t->invalid_ucs2 == 0) {
164	    len2 = sizeof(str);
165	    ret = wind_ucs4utf8(u, len, str, &len2);
166	    if (ret) {
167		printf("ucs4 decode of \"%s\" should have succeeded\n",
168		       t->utf8_str);
169		++failures;
170		continue;
171	    }
172	}
173    }
174
175    return failures != 0;
176}
177