public function testCompareLTEQ()
{
$this->assertTrue(Dewey::compare($this->callNumber, "514.123 A998a", "<="));
$this->assertTrue(Dewey::compare($this->callNumber, "520", "<="));
$this->assertTrue(Dewey::compare($this->callNumber, $this->callNumber, "<="));
}
/**
* compares instance CallNumber against given call number (string or object)
* by $operator
*
* @param mixed call number to compare against (string or Dewey\CallNumber)
* @param string operator to use in comparison
* @return boolean whether instance obj compares to given call number by $operator
*/
public function compare($comp, $operator)
{
return \Dewey::compare($this, $comp, $operator);
}
