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Filename : ArrayConverterTest.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\Translation\Tests\Util;

use PHPUnit\Framework\TestCase;
use Symfony\Component\Translation\Util\ArrayConverter;

class ArrayConverterTest extends TestCase
{
    /**
     * @dataProvider messagesData
     */
    public function testDump($input, $expectedOutput)
    {
        $this->assertEquals($expectedOutput, ArrayConverter::expandToTree($input));
    }

    public function messagesData()
    {
        return [
            [
                // input
                [
                    'foo1' => 'bar',
                    'foo.bar' => 'value',
                ],
                // expected output
                [
                    'foo1' => 'bar',
                    'foo' => ['bar' => 'value'],
                ],
            ],
            [
                // input
                [
                    'foo.bar' => 'value1',
                    'foo.bar.test' => 'value2',
                ],
                // expected output
                [
                    'foo' => [
                        'bar' => 'value1',
                        'bar.test' => 'value2',
                    ],
                ],
            ],
            [
                // input
                [
                    'foo.level2.level3.level4' => 'value1',
                    'foo.level2' => 'value2',
                    'foo.bar' => 'value3',
                ],
                // expected output
                [
                    'foo' => [
                        'level2' => 'value2',
                        'level2.level3.level4' => 'value1',
                        'bar' => 'value3',
                    ],
                ],
            ],
        ];
    }
}