000

<?php

namespace Stripe\Util;

/**
 * @internal
 * @covers \Stripe\Util\CaseInsensitiveArray
 */
final class CaseInsensitiveArrayTest extends \Stripe\TestCase
{
    use \Stripe\TestHelper;

public function testArrayAccess()
    {
        $arr = new CaseInsensitiveArray(['One' => '1', 'TWO' => '2']);

$arr['thrEE'] = '3';

static::assertSame('1', $arr['one']);
        static::assertSame('1', $arr['One']);
        static::assertSame('1', $arr['ONE']);

static::assertSame('2', $arr['two']);
        static::assertSame('2', $arr['twO']);
        static::assertSame('2', $arr['TWO']);

static::assertSame('3', $arr['three']);
        static::assertSame('3', $arr['ThReE']);
        static::assertSame('3', $arr['THREE']);
    }

public function testCount()
    {
        $arr = new CaseInsensitiveArray(['One' => '1', 'TWO' => '2']);

static::assertCount(2, $arr);
    }

public function testIterable()
    {
        $arr = new CaseInsensitiveArray(['One' => '1', 'TWO' => '2']);

$seen = [];

foreach ($arr as $k => $v) {
            $seen[$k] = $v;
        }

static::assertSame('1', $seen['one']);
        static::assertSame('2', $seen['two']);
    }
}