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path: root/tests/Unit/Helpers/TranslatorTest.php
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<?php

namespace Engelsystem\Test\Unit\Helpers;

use Engelsystem\Helpers\Translator;
use Engelsystem\Test\Unit\ServiceProviderTest;
use PHPUnit\Framework\MockObject\MockObject;
use stdClass;

class TranslatorTest extends ServiceProviderTest
{
    /**
     * @covers \Engelsystem\Helpers\Translator::__construct
     * @covers \Engelsystem\Helpers\Translator::getLocale
     * @covers \Engelsystem\Helpers\Translator::getLocales
     * @covers \Engelsystem\Helpers\Translator::hasLocale
     * @covers \Engelsystem\Helpers\Translator::setLocale
     * @covers \Engelsystem\Helpers\Translator::setLocales
     */
    public function testInit()
    {
        $locales = ['te_ST.ER-01' => 'Tests', 'fo_OO' => 'SomeFOO'];
        $locale = 'te_ST.ER-01';

        /** @var callable|MockObject $callable */
        $callable = $this->getMockBuilder(stdClass::class)
            ->setMethods(['__invoke'])
            ->getMock();
        $callable->expects($this->exactly(2))
            ->method('__invoke')
            ->withConsecutive(['te_ST.ER-01'], ['fo_OO']);

        $translator = new Translator($locale, $locales, $callable);

        $this->assertEquals($locales, $translator->getLocales());
        $this->assertEquals($locale, $translator->getLocale());

        $translator->setLocale('fo_OO');
        $this->assertEquals('fo_OO', $translator->getLocale());

        $newLocales = ['lo_RM' => 'Lorem', 'ip_SU-M' => 'Ipsum'];
        $translator->setLocales($newLocales);
        $this->assertEquals($newLocales, $translator->getLocales());

        $this->assertTrue($translator->hasLocale('ip_SU-M'));
        $this->assertFalse($translator->hasLocale('te_ST.ER-01'));
    }

    /**
     * @covers \Engelsystem\Helpers\Translator::replaceText
     * @covers \Engelsystem\Helpers\Translator::translate
     */
    public function testTranslate()
    {
        /** @var Translator|MockObject $translator */
        $translator = $this->getMockBuilder(Translator::class)
            ->setConstructorArgs(['de_DE.UTF-8', ['de_DE.UTF-8' => 'Deutsch']])
            ->setMethods(['translateGettext'])
            ->getMock();
        $translator->expects($this->exactly(2))
            ->method('translateGettext')
            ->withConsecutive(['Hello!'], ['My favourite number is %u!'])
            ->willReturnOnConsecutiveCalls('Hallo!', 'Meine Lieblingszahl ist die %u!');

        $return = $translator->translate('Hello!');
        $this->assertEquals('Hallo!', $return);

        $return = $translator->translate('My favourite number is %u!', [3]);
        $this->assertEquals('Meine Lieblingszahl ist die 3!', $return);
    }

    /**
     * @covers \Engelsystem\Helpers\Translator::translatePlural
     */
    public function testTranslatePlural()
    {
        /** @var Translator|MockObject $translator */
        $translator = $this->getMockBuilder(Translator::class)
            ->setConstructorArgs(['de_DE.UTF-8', ['de_DE.UTF-8' => 'Deutsch']])
            ->setMethods(['translateGettextPlural'])
            ->getMock();
        $translator->expects($this->once())
            ->method('translateGettextPlural')
            ->with('%s apple', '%s apples', 2)
            ->willReturn('2 Äpfel');

        $return = $translator->translatePlural('%s apple', '%s apples', 2, [2]);
        $this->assertEquals('2 Äpfel', $return);
    }
}