/**
* Tests the exchange cases when the we receive an invalid currency.
*
* @param string $convertFromIso The ISO we are converting from.
* @param string $convertToIso The ISO we are converting to.
*
* @dataProvider nonExistentCurrencyConversionsProvider
*/
public function testNonPresentCurrencyConversions($convertFromIso, $convertToIso)
{
$currencyFrom = $this->createCurrency($convertFromIso);
$currencyTo = $this->createCurrency($convertToIso);
$exception = 'Elcodi\\Component\\Currency\\Exception\\CurrencyNotConvertibleException';
$this->setExpectedException($exception);
self::$exchangeRateCalculator->calculateExchangeRate($currencyFrom, $currencyTo);
}
/**
* Convert amount between two currencies
*
* If are the same currency, return same amount
*
* If is impossible to convert between them, throw Exception
*
* @param CurrencyInterface $currencyFrom Currency where to convert from
* @param CurrencyInterface $currencyTo Currency where to convert to
* @param integer $amount Amount to convert
*
* @return MoneyInterface Money converted
*
* @throws CurrencyNotConvertibleException Currencies cannot be converted
*/
private function convertCurrency(CurrencyInterface $currencyFrom, CurrencyInterface $currencyTo, $amount)
{
if ($currencyFrom->getIso() == $currencyTo->getIso()) {
return Money::create($amount, $currencyFrom);
}
$exchangeRate = $this->exchangeRateCalculator->calculateExchangeRate($currencyFrom, $currencyTo);
return Money::create($amount * $exchangeRate, $currencyTo);
}
