<?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\Tests\Component\Form\Util;

use Symfony\Component\Form\Util\FormUtil;

class FormUtilTest extends \PHPUnit_Framework_TestCase
{
    public function toArrayKeyProvider()
    {
        return array(
            array(0, 0),
            array('0', 0),
            array('1', 1),
            array(false, 0),
            array(true, 1),
            array('', ''),
            array(null, ''),
            array('1.23', '1.23'),
            array('foo', 'foo'),
            array('foo10', 'foo10'),
        );
    }

    /**
     * @dataProvider toArrayKeyProvider
     */
    public function testToArrayKey($in, $out)
    {
        $this->assertSame($out, FormUtil::toArrayKey($in));
    }

    public function testToArrayKeys()
    {
        $in = $out = array();

        foreach ($this->toArrayKeyProvider() as $call) {
            $in[] = $call[0];
            $out[] = $call[1];
        }

        $this->assertSame($out, FormUtil::toArrayKeys($in));
    }

    public function isChoiceGroupProvider()
    {
        return array(
            array(false, 0),
            array(false, '0'),
            array(false, '1'),
            array(false, 1),
            array(false, ''),
            array(false, null),
            array(false, true),

            array(true, array()),
            array(true, new \SplFixedArray(1)),
        );
    }

    /**
     * @dataProvider isChoiceGroupProvider
     */
    public function testIsChoiceGroup($expected, $value)
    {
        $this->assertSame($expected, FormUtil::isChoiceGroup($value));
    }

    public function isChoiceSelectedProvider()
    {
        return array(
            array(true, 0, 0),
            array(true, '0', 0),
            array(true, '1', 1),
            array(true, false, 0),
            array(true, true, 1),
            array(true, '', ''),
            array(true, null, ''),
            array(true, '1.23', '1.23'),
            array(true, 'foo', 'foo'),
            array(true, 'foo10', 'foo10'),
            array(true, 'foo', array(1, 'foo', 'foo10')),

            array(false, 10, array(1, 'foo', 'foo10')),
            array(false, 0, array(1, 'foo', 'foo10')),
        );
    }

    /**
     * @dataProvider isChoiceSelectedProvider
     */
    public function testIsChoiceSelected($expected, $choice, $value)
    {
        $this->assertSame($expected, FormUtil::isChoiceSelected($choice, $value));
    }
}