public function add(CashFlow $cashflow)
{
if ($this->getFormattedDate() !== $cashflow->getFormattedDate()) {
throw new UnexpectedDateException('Impossible to compare two cashflows not belonging to the same day.');
}
$newCashflow = clone $this;
return $newCashflow->setPrice($this->price->add($cashflow->getPrice()));
}
/**
* @covers Prive::add
* @expectedException \MonoidPoc\Exception\UnexpectedCurrencyException
*/
public function testAddRaisesExceptionIfNecessary()
{
$price1 = new Price(25, 'EUR');
$price2 = new Price(30, 'USD');
$price1->add($price2);
}