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Filename : FactoryCommandLoaderTest.php
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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Console\Tests\CommandLoader;

use PHPUnit\Framework\TestCase;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\CommandLoader\FactoryCommandLoader;

class FactoryCommandLoaderTest extends TestCase
{
    public function testHas()
    {
        $loader = new FactoryCommandLoader([
            'foo' => function () { return new Command('foo'); },
            'bar' => function () { return new Command('bar'); },
        ]);

        $this->assertTrue($loader->has('foo'));
        $this->assertTrue($loader->has('bar'));
        $this->assertFalse($loader->has('baz'));
    }

    public function testGet()
    {
        $loader = new FactoryCommandLoader([
            'foo' => function () { return new Command('foo'); },
            'bar' => function () { return new Command('bar'); },
        ]);

        $this->assertInstanceOf(Command::class, $loader->get('foo'));
        $this->assertInstanceOf(Command::class, $loader->get('bar'));
    }

    public function testGetUnknownCommandThrows()
    {
        $this->expectException('Symfony\Component\Console\Exception\CommandNotFoundException');
        (new FactoryCommandLoader([]))->get('unknown');
    }

    public function testGetCommandNames()
    {
        $loader = new FactoryCommandLoader([
            'foo' => function () { return new Command('foo'); },
            'bar' => function () { return new Command('bar'); },
        ]);

        $this->assertSame(['foo', 'bar'], $loader->getNames());
    }
}