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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\AbstractEncoding;
use Fisharebest\Webtrees\Encodings\UTF16BE;
use Fisharebest\Webtrees\Encodings\UTF8;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\TestCase;
use function chr;
use function dechex;
use function iconv;
use function intdiv;
use function range;
#[CoversClass(AbstractEncoding::class)]
#[CoversClass(UTF16BE::class)]
class UTF16BETest extends TestCase
{
public function testToUtf8(): void
{
$encoding = new UTF16BE();
foreach (range(0, 0x7F) as $code) {
$char = chr(intdiv($code, 256)) . chr($code % 256);
$expected = iconv(UTF16BE::NAME, UTF8::NAME, $char);
$actual = $encoding->toUtf8($char);
self::assertSame($expected, $actual, 'U+' . dechex($code));
}
foreach (range(0x80, 0xFF) as $code) {
$char = chr(intdiv($code, 256)) . chr($code % 256);
$actual = $encoding->toUtf8($char);
self::assertSame(UTF8::REPLACEMENT_CHARACTER, $actual, 'U+' . dechex($code));
}
foreach (range(0x100, 0xD7FF) as $code) {
$char = chr(intdiv($code, 256)) . chr($code % 256);
$expected = iconv(UTF16BE::NAME, UTF8::NAME, $char);
$actual = $encoding->toUtf8($char);
self::assertSame($expected, $actual, 'U+' . dechex($code));
}
foreach (range(0xD800, 0xDFFF) as $code) {
$char = chr(intdiv($code, 256)) . chr($code % 256);
$actual = $encoding->toUtf8($char);
self::assertSame(UTF8::REPLACEMENT_CHARACTER, $actual, 'U+' . dechex($code));
}
foreach (range(0xE000, 0xFFFF) as $code) {
$char = chr(intdiv($code, 256)) . chr($code % 256);
$expected = iconv(UTF16BE::NAME, UTF8::NAME, $char);
$actual = $encoding->toUtf8($char);
self::assertSame($expected, $actual, 'U+' . dechex($code));
}
}
}
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