/**
* Sets bits from a binary string
* @param string $str
* @throws \InvalidArgumentException
*/
protected function fromBinaryString($str)
{
if (!(\is_string($str) && \preg_match('/^[01]+$/', $str))) {
throw new \InvalidArgumentException('$str is not a binary string');
}
for ($i = 0, $l = \strlen($str); $i < $l; ++$i) {
$this->_List->pushFront($str[$i] === '1' ? true : false);
}
}
public function testPushFront()
{
$this->_List->pushFront('John', 'Paul', 'George', 'Ringo');
$this->assertEquals('John', $this->_List->front());
}