PangoScriptIter *
_pango_script_iter_init (PangoScriptIter *iter,
const char *text,
int length)
{
iter->text_start = text;
if (length >= 0)
iter->text_end = text + length;
else
iter->text_end = text + strlen (text);
iter->script_start = text;
iter->script_end = text;
iter->script_code = PANGO_SCRIPT_COMMON;
iter->paren_sp = -1;
pango_script_iter_next (iter);
return iter;
}
static void
test_script_iter (void)
{
static RunTestData test_data[] = {
{ "\\u0020\\u0946\\u0939\\u093F\\u0928\\u094D\\u0926\\u0940\\u0020", NULL, PANGO_SCRIPT_DEVANAGARI },
{ "\\u0627\\u0644\\u0639\\u0631\\u0628\\u064A\\u0629\\u0020", NULL, PANGO_SCRIPT_ARABIC },
{ "\\u0420\\u0443\\u0441\\u0441\\u043A\\u0438\\u0439\\u0020", NULL, PANGO_SCRIPT_CYRILLIC },
{ "English (", NULL, PANGO_SCRIPT_LATIN },
{ "\\u0E44\\u0E17\\u0E22", NULL, PANGO_SCRIPT_THAI },
{ ") ", NULL, PANGO_SCRIPT_LATIN },
{ "\\u6F22\\u5B75", NULL, PANGO_SCRIPT_HAN },
{ "\\u3068\\u3072\\u3089\\u304C\\u306A\\u3068", NULL, PANGO_SCRIPT_HIRAGANA },
{ "\\u30AB\\u30BF\\u30AB\\u30CA", NULL, PANGO_SCRIPT_KATAKANA },
{ "\\U00010400\\U00010401\\U00010402\\U00010403", NULL, PANGO_SCRIPT_DESERET }
};
PangoScriptIter *iter;
GString *all = g_string_new (FALSE);
char *pos;
const char *start;
const char *end;
PangoScript script;
unsigned int i;
for (i = 0; i < G_N_ELEMENTS(test_data); i++)
{
test_data[i].run_text = unescape (test_data[i].run_text_escaped);
g_string_append (all, test_data[i].run_text);
}
iter = pango_script_iter_new (all->str, -1);
#ifdef VERBOSE
g_print ("Total length: %d\n", all->len);
#endif
pos = all->str;
for (i = 0; i < G_N_ELEMENTS(test_data); i++)
{
char *next_pos = pos + strlen (test_data[i].run_text);
gboolean result;
pango_script_iter_get_range (iter, &start, &end, &script);
#ifdef VERBOSE
g_print ("Range: %d-%d: %d\n", start - all->str, end - all->str, script);
#endif
ASSERT (start == pos);
ASSERT (end == next_pos);
ASSERT (script == test_data[i].run_code);
result = pango_script_iter_next (iter);
ASSERT (result == (i != G_N_ELEMENTS (test_data) - 1));
pos = next_pos;
}
pango_script_iter_free (iter);
/*
* Test an empty string.
*/
iter = pango_script_iter_new (all->str, 0);
pango_script_iter_get_range (iter, &start, &end, &script);
ASSERT (start == all->str);
ASSERT (end == all->str);
ASSERT (script == PANGO_SCRIPT_COMMON);
ASSERT (!pango_script_iter_next (iter));
pango_script_iter_free (iter);
/* Cleanup */
for (i = 0; i < G_N_ELEMENTS (test_data); i++)
g_free (test_data[i].run_text);
g_string_free (all, TRUE);
}
