void utf8_display_len_all_wide(void **state)
{
int result = utf8_display_len("ひらがな");
assert_int_equal(8, result);
}
static void
_win_print_wrapped(WINDOW *win, const char *const message, size_t indent, int pad_indent)
{
int starty = getcury(win);
int wordi = 0;
char *word = malloc(strlen(message) + 1);
gchar *curr_ch = g_utf8_offset_to_pointer(message, 0);
while (*curr_ch != '\0') {
// handle space
if (*curr_ch == ' ') {
waddch(win, ' ');
curr_ch = g_utf8_next_char(curr_ch);
// handle newline
} else if (*curr_ch == '\n') {
waddch(win, '\n');
_win_indent(win, indent + pad_indent);
curr_ch = g_utf8_next_char(curr_ch);
// handle word
} else {
wordi = 0;
int wordlen = 0;
while (*curr_ch != ' ' && *curr_ch != '\n' && *curr_ch != '\0') {
size_t ch_len = mbrlen(curr_ch, MB_CUR_MAX, NULL);
if ((ch_len == (size_t)-2) || (ch_len == (size_t)-1)) {
curr_ch++;
continue;
}
int offset = 0;
while (offset < ch_len) {
word[wordi++] = curr_ch[offset++];
}
curr_ch = g_utf8_next_char(curr_ch);
}
word[wordi] = '\0';
wordlen = utf8_display_len(word);
int curx = getcurx(win);
int cury = getcury(win);
int maxx = getmaxx(win);
// wrap required
if (curx + wordlen > maxx) {
int linelen = maxx - (indent + pad_indent);
// word larger than line
if (wordlen > linelen) {
gchar *word_ch = g_utf8_offset_to_pointer(word, 0);
while(*word_ch != '\0') {
curx = getcurx(win);
cury = getcury(win);
gboolean firstline = cury == starty;
if (firstline && curx < indent) {
_win_indent(win, indent);
}
if (!firstline && curx < (indent + pad_indent)) {
_win_indent(win, indent + pad_indent);
}
gchar copy[wordi+1];
g_utf8_strncpy(copy, word_ch, 1);
waddstr(win, copy);
word_ch = g_utf8_next_char(word_ch);
}
// newline and print word
} else {
waddch(win, '\n');
curx = getcurx(win);
cury = getcury(win);
gboolean firstline = cury == starty;
if (firstline && curx < indent) {
_win_indent(win, indent);
}
if (!firstline && curx < (indent + pad_indent)) {
_win_indent(win, indent + pad_indent);
}
waddstr(win, word);
}
// no wrap required
} else {
curx = getcurx(win);
cury = getcury(win);
gboolean firstline = cury == starty;
if (firstline && curx < indent) {
_win_indent(win, indent);
}
if (!firstline && curx < (indent + pad_indent)) {
_win_indent(win, indent + pad_indent);
}
waddstr(win, word);
}
}
// consume first space of next line
int curx = getcurx(win);
int cury = getcury(win);
gboolean firstline = (cury == starty);
if (!firstline && curx == 0 && *curr_ch == ' ') {
curr_ch = g_utf8_next_char(curr_ch);
}
}
free(word);
}
void utf8_display_len_wide(void **state)
{
int result = utf8_display_len("12三四56");
assert_int_equal(8, result);
}
void utf8_display_len_non_wide(void **state)
{
int result = utf8_display_len("123456789abcdef");
assert_int_equal(15, result);
}
void utf8_display_len_1_wide(void **state)
{
int result = utf8_display_len("四");
assert_int_equal(2, result);
}
void utf8_display_len_1_non_wide(void **state)
{
int result = utf8_display_len("1");
assert_int_equal(1, result);
}
void utf8_display_len_null_str(void **state)
{
int result = utf8_display_len(NULL);
assert_int_equal(0, result);
}
