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<?php
/**
* webtrees: online genealogy
* 'Copyright (C) 2023 webtrees development team
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Tests\Encodings;
use Fisharebest\Webtrees\Encodings\ANSEL;
use Fisharebest\Webtrees\Encodings\UTF8;
use Normalizer;
use PHPUnit\Framework\TestCase;
use function bin2hex;
use function count;
use function ctype_alpha;
use function dechex;
use function in_array;
use function preg_split;
use function range;
use function strlen;
use const PREG_SPLIT_NO_EMPTY;
/**
* Tests for class ANSEL.
*/
class AnselTest extends TestCase
{
private const TEST_DATA = [
"\x00\x01\x02\x03\x04\x05\x06\x07" => "\x00\x01\x02\x03\x04\x05\x06\x07",
"\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F" => "\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F",
"\x10\x11\x12\x13\x14\x15\x16\x17" => "\x10\x11\x12\x13\x14\x15\x16\x17",
"\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F" => "\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F",
' !"#$%&\'' => "\x20\x21\x22\x23\x24\x25\x26\x27",
'()*+,-./' => "\x28\x29\x2A\x2B\x2C\x2D\x2E\x2F",
'01234567' => "\x30\x31\x32\x33\x34\x35\x36\x37",
'89:;<=>?' => "\x38\x39\x3A\x3B\x3C\x3D\x3E\x3F",
'@ABCDEFG' => "\x40\x41\x42\x43\x44\x45\x46\x47",
'HIJKLMNO' => "\x48\x49\x4A\x4B\x4C\x4D\x4E\x4F",
'PQRSTUVW' => "\x50\x51\x52\x53\x54\x55\x56\x57",
'XYZ[\\]^_' => "\x58\x59\x5A\x5B\x5C\x5D\x5E\x5F",
'`abcdefg' => "\x60\x61\x62\x63\x64\x65\x66\x67",
'hijklmno' => "\x68\x69\x6A\x6B\x6C\x6D\x6E\x6F",
'pqrstuvw' => "\x70\x71\x72\x73\x74\x75\x76\x77",
"xyz{|}~\x7F" => "\x78\x79\x7A\x7B\x7C\x7D\x7E\x7F",
"\xC2\x98\xC2\x9C\xE2\x80\x8D\xE2\x80\x8C" => "\x88\x89\x8D\x8E",
'ŁØĐÞÆŒʹ' => "\xA1\xA2\xA3\xA4\xA5\xA6\xA7",
'·♭®±ƠƯʼ' => "\xA8\xA9\xAA\xAB\xAC\xAD\xAE",
'ʻłøđþæœʺ' => "\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7",
'ı£ðơư' => "\xB8\xB9\xBA\xBC\xBD",
'°ℓ℗©♯¿¡ẞ€' => "\xC0\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8",
// Combining diacritics
'ảàáâãāăȧ' => "\xE0a\xE1a\xE2a\xE3a\xE4a\xE5a\xE6a\xE7a",
'äǎåa͡a̕a̋a̐' => "\xE8a\xE9a\xEAa\xEBa\xEDa\xEEa\xEFa",
'a̧ąạa̤ḁa̳a̲a̦' => "\xF0a\xF1a\xF2a\xF3a\xF4a\xF5a\xF6a\xF7a",
'a̜a̮a͠a̓a̸' => "\xF8a\xF9a\xFAa\xFEa\xFFa",
// Diacritics with non-ascii
'ǣ' => "\xE5\xB5",
// LATIN CAPITAL LETTER O WITH DIAERESIS AND MACRON
'Ō̈' => "\xE5\xE8O",
// LATIN CAPITAL LETTER O WITH MACRON AND DIAERESIS
'Ȫ' => "\xE8\xE5O",
];
private const UNPRINTABLE = [
"\x80\x81\x82\x83\x84\x85\x86\x87",
"\x8A\x8B\x8C\x8F",
"\x90\x91\x92\x93\x94\x95\x96\x97",
"\x98\x99\x9A\x9B\x9C\x9D\x9E\x9F",
"\xA0",
"\xAF",
"\xBB",
"\xC9\xCA\xCB\xCC\xCD\xCE",
"\xD0\xD1\xD2\xD3\xD4\xD5\xD6\xD7",
"\xD8\xD9\xDA\xDB\xDC\xDD\xDE\xDF",
"\xFC\xFD",
];
private const MULTIPART_DIACRITIC = ["\xEC", "\xFB"];
/**
* @covers \Fisharebest\Webtrees\Encodings\AbstractEncoding
* @covers \Fisharebest\Webtrees\Encodings\ANSEL
* @covers \Fisharebest\Webtrees\Encodings\UTF8::chr
*
* @return void
*/
public function testPreComposedCharacters(): void
{
$latin_code_blocks = [
range(0x80, 0xFF),
range(0x100, 0x17F),
range(0x180, 0x24F),
range(0x1E00, 0x1EFF),
];
$ansel_combining_characters = [
UTF8::COMBINING_HOOK_ABOVE,
UTF8::COMBINING_GRAVE_ACCENT,
UTF8::COMBINING_ACUTE_ACCENT,
UTF8::COMBINING_CIRCUMFLEX_ACCENT,
UTF8::COMBINING_TILDE,
UTF8::COMBINING_MACRON,
UTF8::COMBINING_BREVE,
UTF8::COMBINING_DOT_ABOVE,
UTF8::COMBINING_DIAERESIS,
UTF8::COMBINING_CARON,
UTF8::COMBINING_RING_ABOVE,
UTF8::COMBINING_DOUBLE_INVERTED_BREVE,
UTF8::COMBINING_COMMA_ABOVE_RIGHT,
UTF8::COMBINING_DOUBLE_ACUTE_ACCENT,
UTF8::COMBINING_CANDRABINDU,
UTF8::COMBINING_CEDILLA,
UTF8::COMBINING_OGONEK,
UTF8::COMBINING_DOT_BELOW,
UTF8::COMBINING_DIAERESIS_BELOW,
UTF8::COMBINING_RING_BELOW,
UTF8::COMBINING_DOUBLE_LOW_LINE,
UTF8::COMBINING_LOW_LINE,
UTF8::COMBINING_COMMA_BELOW,
UTF8::COMBINING_LEFT_HALF_RING_BELOW,
UTF8::COMBINING_BREVE_BELOW,
UTF8::COMBINING_DOUBLE_TILDE,
UTF8::REPLACEMENT_CHARACTER,
UTF8::REPLACEMENT_CHARACTER,
UTF8::COMBINING_COMMA_ABOVE,
UTF8::COMBINING_LONG_SOLIDUS_OVERLAY,
];
$encoding = new ANSEL();
foreach ($latin_code_blocks as $codes) {
foreach ($codes as $code) {
$utf8 = UTF8::chr($code);
$norm = Normalizer::normalize($utf8, Normalizer::FORM_D);
if ($norm !== $utf8) {
$chars = preg_split('//u', $norm, -1, PREG_SPLIT_NO_EMPTY);
if (!ctype_alpha($chars[0])) {
continue;
}
if (!in_array($chars[1], $ansel_combining_characters, true)) {
continue;
}
if (count($chars) >= 3 && !in_array($chars[2], $ansel_combining_characters, true)) {
continue;
}
static::assertSame($utf8, $encoding->toUtf8($encoding->fromUtf8($utf8)), 'U+' . dechex($code));
}
}
}
}
/**
* @covers \Fisharebest\Webtrees\Encodings\AbstractEncoding
* @covers \Fisharebest\Webtrees\Encodings\ANSEL
*
* @return void
*/
public function testToUtf8(): void
{
$encoding = new ANSEL();
foreach (self::TEST_DATA as $utf8 => $ansel) {
self::assertSame($utf8, $encoding->toUtf8($ansel), bin2hex($utf8) . ' ' . bin2hex($encoding->toUtf8($ansel)));
}
}
/**
* @covers \Fisharebest\Webtrees\Encodings\AbstractEncoding
* @covers \Fisharebest\Webtrees\Encodings\ANSEL
*
* @return void
*/
public function testFromUtf8(): void
{
$encoding = new ANSEL();
foreach (self::TEST_DATA as $utf8 => $other) {
self::assertSame($other, $encoding->fromUtf8($utf8));
}
}
/**
* @covers \Fisharebest\Webtrees\Encodings\AbstractEncoding
* @covers \Fisharebest\Webtrees\Encodings\ANSEL
*
* @return void
*/
public function testUnprintable(): void
{
$encoding = new ANSEL();
foreach (self::UNPRINTABLE as $chars) {
$expected = str_repeat(UTF8::REPLACEMENT_CHARACTER, strlen($chars));
self::assertSame($expected, $encoding->toUtf8($chars));
}
}
/**
* @covers \Fisharebest\Webtrees\Encodings\AbstractEncoding
* @covers \Fisharebest\Webtrees\Encodings\ANSEL
*
* @return void
*/
public function testMultiPartDiacritic(): void
{
$encoding = new ANSEL();
foreach (self::MULTIPART_DIACRITIC as $chars) {
self::assertSame('', $encoding->toUtf8($chars));
}
}
}
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