/**
* @covers Moontoast\Math\BigNumber::compareTo
*/
public function testCompareTo()
{
$bn1 = new BigNumber('9223372036854775808');
$bn2 = new BigNumber(2147483647);
$this->assertEquals(0, $bn1->compareTo('9223372036854775808'));
$this->assertEquals(0, $bn2->compareTo(2147483647));
$this->assertEquals(1, $bn1->compareTo($bn2));
$this->assertEquals(-1, $bn2->compareTo($bn1));
}