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

namespace Magento\Framework\Module\Test\Unit;

use Magento\Framework\Component\ComponentRegistrar;
use Magento\Framework\Config\FileIterator;
use Magento\Framework\Module\Dir\Reader;
use Magento\Framework\Module\PackageInfo;
use Magento\Framework\Serialize\Serializer\Json;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;

class PackageInfoTest extends TestCase
{
/**
* @var ComponentRegistrar|MockObject
*/
private $componentRegistrar;

/**
* @var Reader|MockObject
*/
private $reader;

/**
* @var PackageInfo
*/
private $packageInfo;

/**
* @var Json|MockObject
*/
private $serializerMock;

protected function setUp(): void
{
$this->componentRegistrar = $this->createMock(ComponentRegistrar::class);
$this->reader = $this->createMock(Reader::class);
$this->componentRegistrar->expects($this->once())
->method('getPaths')
->willReturn(['A' => 'A', 'B' => 'B', 'C' => 'C', 'D' => 'D', 'E' => 'E']);

$composerData = [
'A/composer.json' => '{"name":"a", "require":{"b":"0.1"}, "conflict":{"c":"0.1"}, "version":"0.1"}',
'B/composer.json' => '{"name":"b", "require":{"d":"0.3"}, "version":"0.2"}',
'C/composer.json' => '{"name":"c", "require":{"e":"0.1"}, "version":"0.1"}',
'D/composer.json' => '{"name":"d", "conflict":{"c":"0.1"}, "version":"0.3"}',
'E/composer.json' => '{"name":"e", "version":"0.4"}',
];
$fileIteratorMock = $this->createMock(FileIterator::class);
$fileIteratorMock->expects($this->once())
->method('toArray')
->willReturn($composerData);
$this->reader->expects($this->once())
->method('getComposerJsonFiles')
->willReturn($fileIteratorMock);

$this->serializerMock = $this->getMockBuilder(Json::class)
->getMock();

$this->serializerMock->expects($this->any())
->method('unserialize')
->willReturnCallback(
function ($serializedData) {
return json_decode($serializedData, true);
}
);
$this->packageInfo = new PackageInfo(
$this->reader,
$this->componentRegistrar,
$this->serializerMock
);
}

public function testGetModuleName()
{
$this->assertEquals('A', $this->packageInfo->getModuleName('a'));
$this->assertEquals('B', $this->packageInfo->getModuleName('b'));
$this->assertEquals('C', $this->packageInfo->getModuleName('c'));
$this->assertEquals('D', $this->packageInfo->getModuleName('d'));
$this->assertEquals('E', $this->packageInfo->getModuleName('e'));
$this->assertEquals(
'Magento_TestModuleName',
$this->packageInfo->getModuleName('magento/module-test-module-name')
);
$this->assertArrayHasKey('Magento_TestModuleName', $this->packageInfo->getNonExistingDependencies());
}

public function testGetPackageName()
{
$this->assertEquals('a', $this->packageInfo->getPackageName('A'));
$this->assertEquals('b', $this->packageInfo->getPackageName('B'));
$this->assertEquals('c', $this->packageInfo->getPackageName('C'));
$this->assertEquals('d', $this->packageInfo->getPackageName('D'));
$this->assertEquals('e', $this->packageInfo->getPackageName('E'));
}

public function testGetRequireReturnModuleName()
{
$this->assertEquals(['B'], $this->packageInfo->getRequire('A'));
$this->assertEquals(['D'], $this->packageInfo->getRequire('B'));
$this->assertEquals(['E'], $this->packageInfo->getRequire('C'));
$this->assertEquals([], $this->packageInfo->getRequire('D'));
$this->assertEquals([], $this->packageInfo->getRequire('E'));
}

public function testGetConflictReturnModuleName()
{
$this->assertEquals(['C' => '0.1'], $this->packageInfo->getConflict('A'));
$this->assertEquals([], $this->packageInfo->getConflict('B'));
$this->assertEquals([], $this->packageInfo->getConflict('C'));
$this->assertEquals(['C' => '0.1'], $this->packageInfo->getConflict('D'));
$this->assertEquals([], $this->packageInfo->getConflict('E'));
}

public function testGetVersion()
{
$this->assertEquals('0.1', $this->packageInfo->getVersion('A'));
$this->assertEquals('0.2', $this->packageInfo->getVersion('B'));
$this->assertEquals('0.1', $this->packageInfo->getVersion('C'));
$this->assertEquals('0.3', $this->packageInfo->getVersion('D'));
$this->assertEquals('0.4', $this->packageInfo->getVersion('E'));
$this->assertEquals('', $this->packageInfo->getVersion('F'));
}

public function testGetRequiredBy()
{
$this->assertEquals(['A'], $this->packageInfo->getRequiredBy('b'));
}
}