1 /* Test of u16_vasnprintf() function in an ISO-8859-1 locale.
2 Copyright (C) 2007-2018 Free Software Foundation, Inc.
3
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.
8
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.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
16
17 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
18
19 #include <config.h>
20
21 #include "unistdio.h"
22
23 #include <locale.h>
24 #include <stdarg.h>
25 #include <stdint.h>
26 #include <stdlib.h>
27 #include <string.h>
28
29 #include "unistr.h"
30 #include "macros.h"
31
32 static void
test_function(uint16_t * (* my_asnprintf)(uint16_t *,size_t *,const char *,...))33 test_function (uint16_t * (*my_asnprintf) (uint16_t *, size_t *, const char *, ...))
34 {
35 /* Test the support of the 's' conversion specifier for strings. */
36
37 {
38 const char *locale_string = "\304rger"; /* Ärger */
39 {
40 size_t length;
41 uint16_t *result =
42 my_asnprintf (NULL, &length, "%s %d", locale_string, 33, 44, 55);
43 static const uint16_t expected[] =
44 { 0x00c4, 'r', 'g', 'e', 'r', ' ', '3', '3', 0 };
45 ASSERT (result != NULL);
46 ASSERT (u16_strcmp (result, expected) == 0);
47 ASSERT (length == u16_strlen (result));
48 free (result);
49 }
50 { /* Width. */
51 size_t length;
52 uint16_t *result =
53 my_asnprintf (NULL, &length, "%10s %d", locale_string, 33, 44, 55);
54 static const uint16_t expected[] =
55 { ' ', ' ', ' ', ' ', ' ', 0x00c4, 'r', 'g', 'e', 'r',
56 ' ', '3', '3', 0
57 };
58 ASSERT (result != NULL);
59 ASSERT (u16_strcmp (result, expected) == 0);
60 ASSERT (length == u16_strlen (result));
61 free (result);
62 }
63 { /* FLAG_LEFT. */
64 size_t length;
65 uint16_t *result =
66 my_asnprintf (NULL, &length, "%-10s %d", locale_string, 33, 44, 55);
67 static const uint16_t expected[] =
68 { 0x00c4, 'r', 'g', 'e', 'r', ' ', ' ', ' ', ' ', ' ',
69 ' ', '3', '3', 0
70 };
71 ASSERT (result != NULL);
72 ASSERT (u16_strcmp (result, expected) == 0);
73 ASSERT (length == u16_strlen (result));
74 free (result);
75 }
76 { /* FLAG_ZERO: no effect. */
77 size_t length;
78 uint16_t *result =
79 my_asnprintf (NULL, &length, "%010s %d", locale_string, 33, 44, 55);
80 static const uint16_t expected[] =
81 { ' ', ' ', ' ', ' ', ' ', 0x00c4, 'r', 'g', 'e', 'r',
82 ' ', '3', '3', 0
83 };
84 ASSERT (result != NULL);
85 ASSERT (u16_strcmp (result, expected) == 0);
86 ASSERT (length == u16_strlen (result));
87 free (result);
88 }
89 }
90 }
91
92 static uint16_t *
my_asnprintf(uint16_t * resultbuf,size_t * lengthp,const char * format,...)93 my_asnprintf (uint16_t *resultbuf, size_t *lengthp, const char *format, ...)
94 {
95 va_list args;
96 uint16_t *ret;
97
98 va_start (args, format);
99 ret = u16_vasnprintf (resultbuf, lengthp, format, args);
100 va_end (args);
101 return ret;
102 }
103
104 static void
test_vasnprintf()105 test_vasnprintf ()
106 {
107 test_function (my_asnprintf);
108 }
109
110 int
main(int argc,char * argv[])111 main (int argc, char *argv[])
112 {
113 /* configure should already have checked that the locale is supported. */
114 if (setlocale (LC_ALL, "") == NULL)
115 return 1;
116
117 test_vasnprintf ();
118 return 0;
119 }
120