1 /* Test of u16_strmblen() function.
2    Copyright (C) 2010-2014 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 <http://www.gnu.org/licenses/>.  */
16 
17 /* Written by Bruno Haible <bruno@clisp.org>, 2010.  */
18 
19 #include <config.h>
20 
21 #include "unistr.h"
22 
23 #include "macros.h"
24 
25 int
main()26 main ()
27 {
28   int ret;
29 
30   /* Test NUL unit input.  */
31   {
32     static const uint16_t input[] = { 0 };
33     ret = u16_strmblen (input);
34     ASSERT (ret == 0);
35   }
36 
37   /* Test ISO 646 unit input.  */
38   {
39     ucs4_t c;
40     uint16_t buf[2];
41 
42     for (c = 1; c < 0x80; c++)
43       {
44         buf[0] = c;
45         buf[1] = 0;
46         ret = u16_strmblen (buf);
47         ASSERT (ret == 1);
48       }
49   }
50 
51   /* Test BMP unit input.  */
52   {
53     static const uint16_t input[] = { 0x20AC, 0 };
54     ret = u16_strmblen (input);
55     ASSERT (ret == 1);
56   }
57 
58   /* Test 2-units character input.  */
59   {
60     static const uint16_t input[] = { 0xD835, 0xDD1F, 0 };
61     ret = u16_strmblen (input);
62     ASSERT (ret == 2);
63   }
64 
65   /* Test incomplete/invalid 1-unit input.  */
66   {
67     static const uint16_t input[] = { 0xD835, 0 };
68     ret = u16_strmblen (input);
69     ASSERT (ret == -1);
70   }
71   {
72     static const uint16_t input[] = { 0xDD1F, 0 };
73     ret = u16_strmblen (input);
74     ASSERT (ret == -1);
75   }
76 
77   return 0;
78 }
79