<?php

/**
 * SCSSPHP
 *
 * @copyright 2018-2020 Anthon Pang
 *
 * @license http://opensource.org/licenses/MIT MIT
 *
 * @link http://scssphp.github.io/scssphp
 */

namespace ScssPhp\ScssPhp\Tests;

use PHPUnit\Framework\TestCase;
use ScssPhp\ScssPhp\SourceMap\Base64VLQ;

/**
 * Base64VLQ encoder test
 *
 * @author Anthon Pang <anthon.pang@gmail.com>
 */
class Base64VLQTest extends TestCase
{
    /**
     * Test encode
     *
     * param string $expected
     * param string $value
     *
     * @dataProvider getEncode
     */
    public function testEncode($expected, $value)
    {
        $encoder = new Base64VLQ();

        $this->assertEquals($expected, $encoder->encode($value));
    }

    /**
     * Data provider for testEncode
     *
     * @return array
     */
    public static function getEncode()
    {
        return [
            ['A', 0],
            ['C', 1],
            ['D', -1],
            ['2H', 123],
            ['qxmvrH', 123456789],
            ['+/////D', 2147483647], // 2^31-1
        ];
    }
}