1 /*
2  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include <stdio.h>
18 #include <string.h>
19 
20 #include "../gmid.h"
21 
22 struct suite {
23 	const char	*src;
24 	const char	*res;
25 } t[] = {
26 	{"foo",			"foo"},
27 	{"xn-invalid",		"xn-invalid"},
28 	{"naïve",		"naïve"},
29 	{"xn--8ca",		"è"},
30 	{"xn--caff-8oa",	"caffè"},
31 	{"xn--nave-6pa",	"naïve"},
32 	{"xn--e-0mbbc",		"τeστ"},
33 	{"xn--8ca67lbac",	"τèστ"},
34 	{"xn--28j2a3ar1p",	"こんにちは"},
35 	{"xn--hello--ur7iy09x",	"hello-世界"},
36 	{"xn--hi--hi-rr7iy09x",	"hi-世界-hi"},
37 	{"xn--caf-8la.foo.org",	"cafè.foo.org"},
38 	/* 3 bytes */
39 	{"xn--j6h",		"♨"},
40 	/* 4 bytes */
41 	{"xn--x73l",		"𩸽"},
42 	{"xn--x73laaa",		"𩸽𩸽𩸽𩸽"},
43 	{NULL, NULL}
44 };
45 
46 int
47 main(int argc, char **argv)
48 {
49 	struct suite *i;
50 	int failed;
51 	char *hostname;
52 	char buf[64];		/* name len */
53 
54 	failed = 0;
55 	for (i = t; i->src != NULL; ++i) {
56 		if ((hostname = strdup(i->src)) == NULL)
57 			return 0;
58 
59 		memset(buf, 0, sizeof(buf));
60 		if (!puny_decode(hostname, buf, sizeof(buf))) {
61                         printf("decode: failure with %s\n", i->src);
62                         failed = 1;
63 			continue;
64 		}
65 
66 		if (strcmp(buf, i->res)) {
67 			printf("ERR: expected \"%s\", got \"%s\"\n",
68 			    i->res, buf);
69 			failed = 1;
70 			continue;
71 		} else
72 			printf("OK:  %s => %s\n", i->src, buf);
73 
74 		free(hostname);
75 	}
76 
77 	return failed;
78 }