<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);

namespace Magento\Framework\View\Test\Unit;

use Magento\Framework\App\Area;
use Magento\Framework\App\AreaList;
use Magento\Framework\App\Request\Http;
use Magento\Framework\App\State;
use Magento\Framework\View\DesignLoader;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;

class DesignLoaderTest extends TestCase
{
/**
* @var DesignLoader
*/
protected $_model;

/**
* @var MockObject
*/
protected $_areaListMock;

/**
* @var MockObject
*/
protected $_requestMock;

/**
* @var State|MockObject
*/
protected $appState;

protected function setUp(): void
{
$this->_areaListMock = $this->createMock(AreaList::class);
$this->_requestMock = $this->createMock(Http::class);
$this->appState = $this->createMock(State::class);
$this->_model = new DesignLoader(
$this->_requestMock,
$this->_areaListMock,
$this->appState
);
}

public function testLoad()
{
$area = $this->createMock(Area::class);
$this->appState->expects($this->once())->method('getAreaCode')->willReturn('area');
$this->_areaListMock->expects($this->once())->method('getArea')->with('area')->willReturn($area);
$area->expects($this->at(0))->method('load')
->with(Area::PART_DESIGN)->willReturn($area);
$area->expects($this->at(1))->method('load')
->with(Area::PART_TRANSLATE)->willReturn($area);
$this->_model->load($this->_requestMock);
}
}