/*** 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; }