/**
  * @Then /^(this currency) should still have exchange rate equal to ([0-9\.]+)$/
  */
 public function theCurrencyShouldStillHaveExchangeRateEquals(CurrencyInterface $currency, $exchangeRate)
 {
     $this->updatePage->open(['id' => $currency->getId()]);
     Assert::eq($exchangeRate, $this->updatePage->getExchangeRateValue(), sprintf('Currency exchange rate should be equal %s, but was %s.', $exchangeRate, $this->updatePage->getExchangeRateValue()));
 }