-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
- 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.
+#include "alloc-util.h"
+#include "string-util.h"
+#include "utf8.h"
+#include "util.h"
- 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.
+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));
+}
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
+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_ascii_is_valid_n(void) {
+ assert_se( ascii_is_valid_n("alsdjf\t\vbarr\nba z", 17));
+ assert_se( ascii_is_valid_n("alsdjf\t\vbarr\nba z", 16));
+ assert_se(!ascii_is_valid_n("alsdjf\t\vbarr\nba z", 18));
+ assert_se(!ascii_is_valid_n("\342\204\242", 3));
+ assert_se(!ascii_is_valid_n("\342\204\242", 2));
+ assert_se(!ascii_is_valid_n("\342\204\242", 1));
+ assert_se( ascii_is_valid_n("\342\204\242", 0));
+}
-#include "utf8.h"
-#include "util.h"
+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));
-/* helpers for test_udev_encode_string */
-static char *do_encode_string(const char *in) {
- size_t out_len = strlen(in) * 4;
- char *out = malloc(out_len);
+ p2 = utf8_escape_non_printable("\341\204\341\204");
+ puts(p2);
+ assert_se(utf8_is_valid(p2));
- assert_se(out);
- assert_se(udev_encode_string(in, out, out_len) >= 0);
- puts(out);
+ p3 = utf8_escape_non_printable("\341\204");
+ puts(p3);
+ assert_se(utf8_is_valid(p3));
- return out;
+ 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 bool expect_encoded_as(const char *in, const char *expected) {
- _cleanup_free_ char *encoded = do_encode_string(in);
- return streq(encoded, expected);
+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);
}
-static void test_udev_encode_string(void) {
- assert_se(expect_encoded_as("systemd sucks", "systemd\\x20sucks"));
- assert_se(expect_encoded_as("pinkiepie", "pinkiepie"));
- assert_se(expect_encoded_as("valíd\\ųtf8", "valíd\\x5cųtf8"));
- assert_se(expect_encoded_as("s/ash/ng", "s\\x2fash\\x2fng"));
+static void test_utf8_n_codepoints(void) {
+ assert_se(utf8_n_codepoints("abc") == 3);
+ assert_se(utf8_n_codepoints("zażółcić gęślą jaźń") == 19);
+ assert_se(utf8_n_codepoints("串") == 1);
+ assert_se(utf8_n_codepoints("") == 0);
+ assert_se(utf8_n_codepoints("…👊🔪💐…") == 5);
+ assert_se(utf8_n_codepoints("\xF1") == (size_t) -1);
}
-static void test_utf8_is_valid(void) {
- assert_se(utf8_is_valid("ascii is valid unicode"));
- assert_se(utf8_is_valid("\341\204\242"));
- assert_se(!utf8_is_valid("\341\204"));
+static void test_utf8_console_width(void) {
+ assert_se(utf8_console_width("abc") == 3);
+ assert_se(utf8_console_width("zażółcić gęślą jaźń") == 19);
+ assert_se(utf8_console_width("串") == 2);
+ assert_se(utf8_console_width("") == 0);
+ assert_se(utf8_console_width("…👊🔪💐…") == 8);
+ assert_se(utf8_console_width("\xF1") == (size_t) -1);
}
int main(int argc, char *argv[]) {
test_utf8_is_valid();
- test_udev_encode_string();
+ test_utf8_is_printable();
+ test_ascii_is_valid();
+ test_ascii_is_valid_n();
+ test_utf8_encoded_valid_unichar();
+ test_utf8_escaping();
+ test_utf8_escaping_printable();
+ test_utf16_to_utf8();
+ test_utf8_n_codepoints();
+ test_utf8_console_width();
+
+ return 0;
}