<?php
/**
*
* @package testing
* @copyright (c) 2012 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/

require_once dirname(__FILE__) . '/../../phpBB/includes/functions.php';

class phpbb_get_formatted_filesize_test extends phpbb_test_case
{
	public function get_formatted_filesize_test_data()
	{
		return array(
			// exact powers of 2
			array(1, '1 BYTES'),
			array(1024, '1 KIB'),
			array(1048576, '1 MIB'),
			array(1073741824, '1 GIB'),
			array(1099511627776, '1 TIB'),

			// exact powers of 10
			array(1000, '1000 BYTES'),
			array(1000000, '976.56 KIB'),
			array(1000000000, '953.67 MIB'),
			array(1000000000000, '931.32 GIB'),
			array(100000000000000, '90.95 TIB'),

			array(0, '0 BYTES'),
			array(2, '2 BYTES'),

			array(1023, '1023 BYTES'),
			array(1025, '1 KIB'),
			array(1048575, '1024 KIB'),
		);
	}

	public function get_formatted_filesize_test_data_string()
	{
		return array(
			// exact powers of 2
			array('1', '1 BYTES'),
			array('1024', '1 KIB'),
			array('1048576', '1 MIB'),
			array('1073741824', '1 GIB'),
			array('1099511627776', '1 TIB'),

			// exact powers of 10
			array('1000', '1000 BYTES'),
			array('1000000', '976.56 KIB'),
			array('1000000000', '953.67 MIB'),
			array('1000000000000', '931.32 GIB'),
			array('100000000000000', '90.95 TIB'),

			array('0', '0 BYTES'),
			array('2', '2 BYTES'),

			array('1023', '1023 BYTES'),
			array('1025', '1 KIB'),
			array('1048575', '1024 KIB'),
		);
	}

	/**
	* @dataProvider get_formatted_filesize_test_data
	*/
	public function test_get_formatted_filesize($input, $expected)
	{
		$output = get_formatted_filesize($input);

		$this->assertEquals($expected, $output);
	}

	/**
	* @dataProvider get_formatted_filesize_test_data_string
	*/
	public function test_get_formatted_filesize_string($input, $expected)
	{
		$output = get_formatted_filesize($input);

		$this->assertEquals($expected, $output);
	}
}