public void ChangeCurrencyIndexPage(string currencyISO)
{
_indexPage = _indexPage.ChangeCurrency(currencyISO);
Assert.That(currencyISO, Is.EqualTo(_indexPage.CurrencyType));
Assert.IsTrue(_indexPage.PostcardPrices.All(c => c.Contains(currencyISO)));
Assert.IsTrue(_indexPage.CaruselPrices.All(c => c.Contains(currencyISO)));
}
