LocaleResolverTest.php

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<?php
declare(strict_types=1);

namespace Magento\Braintree\Test\Unit\Model;

use Magento\Braintree\Gateway\Config\PayPal\Config;
use Magento\Braintree\Model\LocaleResolver;
use Magento\Framework\Locale\ResolverInterface;

class LocaleResolverTest extends \PHPUnit\Framework\TestCase
{
    private $localeResolver;

    private $configMock;

    private $resolverMock;

    protected function setUp()
    {
        $this->configMock = $this->createMock(Config::class);
        $this->resolverMock = $this->createMock(ResolverInterface::class);
        $this->localeResolver = new LocaleResolver($this->resolverMock, $this->configMock);
    }

    public function testGetDefaultLocalePath()
    {
        $expected = 'general/locale/code';
        $this->resolverMock->expects($this->once())->method('getDefaultLocalePath')->willReturn($expected);
        $actual = $this->localeResolver->getDefaultLocalePath();
        self::assertEquals($expected, $actual);
    }

    public function testSetDefaultLocale()
    {
        $defaultLocale = 'en_US';
        $this->resolverMock->expects($this->once())->method('setDefaultLocale')->with($defaultLocale);
        $this->localeResolver->setDefaultLocale($defaultLocale);
    }

    public function testGetDefaultLocale()
    {
        $expected = 'fr_FR';
        $this->resolverMock->expects($this->once())->method('getDefaultLocale')->willReturn($expected);
        $actual = $this->localeResolver->getDefaultLocale();
        self::assertEquals($expected, $actual);
    }

    public function testSetLocale()
    {
        $locale = 'en_GB';
        $this->resolverMock->expects($this->once())->method('setLocale')->with($locale);
        $this->localeResolver->setLocale($locale);
    }

    public function testGetLocale()
    {
        $locale = 'en_TEST';
        $allowedLocales = 'en_US,en_GB,en_AU,da_DK,fr_FR,fr_CA,de_DE,zh_HK,it_IT,nl_NL';
        $this->resolverMock->expects($this->once())->method('getLocale')->willReturn($locale);
        $this->configMock->expects($this->once())->method('getValue')->with('supported_locales')
            ->willReturn($allowedLocales);

        $expected = 'en_US';
        $actual = $this->localeResolver->getLocale();
        self::assertEquals($expected, $actual);
    }

    public function testEmulate()
    {
        $scopeId = 12;
        $this->resolverMock->expects($this->once())->method('emulate')->with($scopeId);
        $this->localeResolver->emulate($scopeId);
    }

    public function testRevert()
    {
        $this->resolverMock->expects($this->once())->method('revert');
        $this->localeResolver->revert();
    }
}