<?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',
                     ],
                 ],
             ],
         ];
     }
 }