public function case_byte_at()
{
$this->given($string = new LUT('💩'))->when($result = $string->getByteAt(0))->then->integer(ord($result))->isEqualTo(0xf0)->when($result = $string->getByteAt(1))->then->integer(ord($result))->isEqualTo(0x9f)->when($result = $string->getByteAt(2))->then->integer(ord($result))->isEqualTo(0x92)->when($result = $string->getByteAt(3))->then->integer(ord($result))->isEqualTo(0xa9)->when($result = $string->getByteAt(-1))->then->integer(ord($result))->isEqualTo(0xa9);
}
