<?php

declare(strict_types=1);

/**
 * This file is part of the Carbon package.
 *
 * (c) Brian Nesbitt <brian@nesbot.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Tests\Language;

use Carbon\AbstractTranslator;
use Carbon\Carbon;
use Carbon\Exceptions\ImmutableException;
use Carbon\Exceptions\NotLocaleAwareException;
use Carbon\Translator;
use Carbon\TranslatorImmutable;
use ReflectionMethod;
use Tests\AbstractTestCase;

class TranslatorTest extends AbstractTestCase
{
    public function testSetLocale()
    {
        $currentLocale = setlocale(LC_TIME, '0');
        $currentLocaleAll = setlocale(LC_ALL, '0');

        $translator = new Translator('en_FooBar');
        $translator->setLocale('auto');

        $this->assertSame('en', $translator->getLocale());

        $translator = new Translator('en');
        $translator->setLocale('en_iso');

        $this->assertSame('en_ISO', $translator->getLocale());

        $translator = new Translator('fr');
        if (setlocale(LC_ALL, 'en_US.UTF-8', 'en_US.utf8', 'en_US', 'en_GB', 'en') === false ||
            setlocale(LC_TIME, 'en_US.UTF-8', 'en_US.utf8', 'en_US', 'en_GB', 'en') === false) {
            $this->markTestSkipped('testSetLocale test need en_US.UTF-8.');
        }
        $translator->setLocale('auto');

        $this->assertStringStartsWith('en', $translator->getLocale());

        setlocale(LC_ALL, $currentLocaleAll);
        setlocale(LC_TIME, $currentLocale);
    }

    public function testMethodsPriorities()
    {
        Carbon::setLocale('nl');
        $text = Carbon::parse('2019-08-06')->locale('en')->isoFormat('dddd D MMMM');

        $this->assertSame('Tuesday 6 August', $text);
    }

    public function testCompareChunkLists()
    {
        $method = new ReflectionMethod(AbstractTranslator::class, 'compareChunkLists');
        $method->setAccessible(true);
        $this->assertSame(20, $method->invoke(null, ['a', 'b'], ['a', 'b']));
        $this->assertSame(10, $method->invoke(null, ['a', 'b'], ['a', 'c']));
        $this->assertSame(10, $method->invoke(null, ['a'], ['a', 'c']));
        $this->assertSame(11, $method->invoke(null, ['a', 'b'], ['a']));
        $this->assertSame(10, $method->invoke(null, ['a'], ['a']));
    }

    public function testNotLocaleAwareException()
    {
        $exception = new NotLocaleAwareException('foobar');
        $this->assertSame(
            'string does neither implements Symfony\Contracts\Translation\LocaleAwareInterface nor getLocale() method.',
            $exception->getMessage()
        );
    }

    public function testTranslatorImmutable()
    {
        $this->expectExceptionObject(
            new ImmutableException('setTranslations not allowed on '.TranslatorImmutable::class)
        );
        TranslatorImmutable::get('en')->setTranslations([]);
    }
}