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/***
This file is part of systemd.
Copyright 2013 Dave Reisner
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "alloc-util.h"
#include "string-util.h"
#include "utf8.h"
#include "util.h"
static void test_utf8_is_printable(void) {
assert_se(utf8_is_printable("ascii is valid\tunicode", 22));
assert_se(utf8_is_printable("\342\204\242", 3));
assert_se(!utf8_is_printable("\341\204", 2));
assert_se(utf8_is_printable("ąę", 4));
}
static void test_utf8_is_valid(void) {
assert_se(utf8_is_valid("ascii is valid unicode"));
assert_se(utf8_is_valid("\342\204\242"));
assert_se(!utf8_is_valid("\341\204"));
}
static void test_ascii_is_valid(void) {
assert_se(ascii_is_valid("alsdjf\t\vbarr\nba z"));
assert_se(!ascii_is_valid("\342\204\242"));
assert_se(!ascii_is_valid("\341\204"));
}
static void test_utf8_encoded_valid_unichar(void) {
assert_se(utf8_encoded_valid_unichar("\342\204\242") == 3);
assert_se(utf8_encoded_valid_unichar("\302\256") == 2);
assert_se(utf8_encoded_valid_unichar("a") == 1);
assert_se(utf8_encoded_valid_unichar("\341\204") < 0);
assert_se(utf8_encoded_valid_unichar("\341\204\341\204") < 0);
}
static void test_utf8_escaping(void) {
_cleanup_free_ char *p1, *p2, *p3;
p1 = utf8_escape_invalid("goo goo goo");
puts(p1);
assert_se(utf8_is_valid(p1));
p2 = utf8_escape_invalid("\341\204\341\204");
puts(p2);
assert_se(utf8_is_valid(p2));
p3 = utf8_escape_invalid("\341\204");
puts(p3);
assert_se(utf8_is_valid(p3));
}
static void test_utf8_escaping_printable(void) {
_cleanup_free_ char *p1, *p2, *p3, *p4, *p5, *p6;
p1 = utf8_escape_non_printable("goo goo goo");
puts(p1);
assert_se(utf8_is_valid(p1));
p2 = utf8_escape_non_printable("\341\204\341\204");
puts(p2);
assert_se(utf8_is_valid(p2));
p3 = utf8_escape_non_printable("\341\204");
puts(p3);
assert_se(utf8_is_valid(p3));
p4 = utf8_escape_non_printable("ąę\n가너도루\n1234\n\341\204\341\204\n\001 \019\20\a");
puts(p4);
assert_se(utf8_is_valid(p4));
p5 = utf8_escape_non_printable("\001 \019\20\a");
puts(p5);
assert_se(utf8_is_valid(p5));
p6 = utf8_escape_non_printable("\xef\xbf\x30\x13");
puts(p6);
assert_se(utf8_is_valid(p6));
}
static void test_utf16_to_utf8(void) {
char *a = NULL;
const uint16_t utf16[] = { htole16('a'), htole16(0xd800), htole16('b'), htole16(0xdc00), htole16('c'), htole16(0xd801), htole16(0xdc37) };
const char utf8[] = { 'a', 'b', 'c', 0xf0, 0x90, 0x90, 0xb7, 0 };
a = utf16_to_utf8(utf16, 14);
assert_se(a);
assert_se(streq(a, utf8));
free(a);
}
int main(int argc, char *argv[]) {
test_utf8_is_valid();
test_utf8_is_printable();
test_ascii_is_valid();
test_utf8_encoded_valid_unichar();
test_utf8_escaping();
test_utf8_escaping_printable();
test_utf16_to_utf8();
return 0;
}
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