public function testExists()
{
$m1 = new Money();
$this->assertFalse($m1->exists());
$m2 = new Money();
$m2->setValue(array('Currency' => 'EUR', 'Amount' => 3.44));
$this->assertTrue($m2->exists());
$m3 = new Money();
$m3->setValue(array('Currency' => 'EUR', 'Amount' => 0));
$this->assertTrue($m3->exists());
}
/**
* Determines if any of the properties in this field have a value,
* meaning at least one of them is not NULL.
*
* @return boolean
*
* @author Sebastian Diel <*****@*****.**>
* @since 13.02.2013
*/
public function exists()
{
return parent::exists();
}