This source file includes following definitions.
- test_u8_grapheme_next
- main
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19 #include <config.h>
20
21
22 #include <unigbrk.h>
23
24 #include <stdio.h>
25 #include <stdlib.h>
26
27 #include "macros.h"
28
29 static void
30 test_u8_grapheme_next (const char *input, size_t n, size_t len)
31 {
32 const uint8_t *s = (const uint8_t *) input;
33 const uint8_t *next = u8_grapheme_next (s, s + n);
34 if (next != s + len)
35 {
36 size_t i;
37
38 if (next == NULL)
39 fputs ("u8_grapheme_next returned NULL", stderr);
40 else
41 fprintf (stderr, "u8_grapheme_next skipped %zu bytes", next - s);
42 fprintf (stderr, ", expected %zu:\n", len);
43 for (i = 0; i < n; i++)
44 fprintf (stderr, " %02x", s[i]);
45 putc ('\n', stderr);
46 abort ();
47 }
48 }
49
50 int
51 main (void)
52 {
53 static const uint8_t s[] = "abc";
54
55
56 ASSERT (u8_grapheme_next (NULL, NULL) == NULL);
57 ASSERT (u8_grapheme_next (s, s) == NULL);
58
59
60 test_u8_grapheme_next ("a", 1, 1);
61 test_u8_grapheme_next ("ab", 2, 1);
62 test_u8_grapheme_next ("abc", 3, 1);
63
64
65 #define HIRAGANA_A "\343\201\202"
66 test_u8_grapheme_next (HIRAGANA_A, 3, 3);
67 test_u8_grapheme_next (HIRAGANA_A"x", 4, 3);
68 test_u8_grapheme_next (HIRAGANA_A HIRAGANA_A, 6, 3);
69
70
71 #define GRAVE "\314\200"
72 #define ACUTE "\314\201"
73 test_u8_grapheme_next ("e"ACUTE, 3, 3);
74 test_u8_grapheme_next ("e"ACUTE GRAVE, 5, 5);
75 test_u8_grapheme_next ("e"ACUTE"x", 4, 3);
76 test_u8_grapheme_next ("e"ACUTE "e"ACUTE, 6, 3);
77
78 return 0;
79 }