public static function stringifyPrice(Price $price)
{
$moneyArray = $price->toArray();
array_walk($moneyArray, function (Money &$money) {
$money = (string) $money->getCurrency() . ' ' . $money->getAmount();
return $money;
});
$conversionsArray = $price->getConversions();
array_walk($conversionsArray, function (CurrencyPair &$conversion) {
$conversion = (string) $conversion->getBaseCurrency() . '/' . (string) $conversion->getCounterCurrency() . ' ' . $conversion->getRatio();
return $conversion;
});
$output = implode(',', $moneyArray);
if (count($conversionsArray) > 0) {
$output .= ';' . implode(',', $conversionsArray);
}
return $output;
}
public function testMultiplyPrices()
{
$price = new Price(['EUR' => 10, 'USD' => 10]);
$this->assertEquals(20, $price->multiply(2)->getAmount('EUR'));
}