/**
* Test...
*
* @param string $string @todo
* @param string $charlist @todo
* @param string $expect @todo
*
* @return array
*
* @covers Windwalker\String\Utf8String::rtrim
* @dataProvider seedTestRtrim
* @since 1.0
*/
public function testRtrim($string, $charlist, $expect)
{
if ($charlist === null) {
$actual = Utf8String::rtrim($string);
} else {
$actual = Utf8String::rtrim($string, $charlist);
}
$this->assertEquals($expect, $actual);
}