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

namespace Magento\Framework\Pricing\Test\Unit\Price;

use Magento\Framework\Pricing\Price\Pool;
use PHPUnit\Framework\TestCase;

/**
* Test for Pool
*/
class PoolTest extends TestCase
{
/**
* @var Pool
*/
protected $pool;

/**
* @var array
*/
protected $prices;

/**
* @var array
*/
protected $target;

/**
* \Iterator
*/
protected $targetPool;

/**
* Test setUp
*/
protected function setUp(): void
{
$this->prices = [
'regular_price' => 'RegularPrice',
'special_price' => 'SpecialPrice',
];
$this->target = [
'regular_price' => 'TargetRegularPrice',
];
$this->targetPool = new Pool($this->target);
$this->pool = new Pool($this->prices, $this->targetPool);
}

/**
* test mergedConfiguration
*/
public function testMergedConfiguration()
{
$expected = new Pool([
'regular_price' => 'RegularPrice',
'special_price' => 'SpecialPrice',
]);
$this->assertEquals($expected, $this->pool);
}

/**
* Test get method
*/
public function testGet()
{
$this->assertEquals('RegularPrice', $this->pool->get('regular_price'));
$this->assertEquals('SpecialPrice', $this->pool->get('special_price'));
}

/**
* Test abilities of ArrayAccess interface
*/
public function testArrayAccess()
{
$this->assertEquals('RegularPrice', $this->pool['regular_price']);
$this->assertEquals('SpecialPrice', $this->pool['special_price']);
$this->pool['fake_price'] = 'FakePrice';
$this->assertEquals('FakePrice', $this->pool['fake_price']);
$this->assertArrayHasKey('fake_price', $this->pool);
unset($this->pool['fake_price']);
$this->assertArrayNotHasKey('fake_price', $this->pool);
$this->assertNull($this->pool['fake_price']);
}

/**
* Test abilities of Iterator interface
*/
public function testIterator()
{
foreach ($this->pool as $code => $class) {
$this->assertEquals($this->pool[$code], $class);
}
}
}