public void ValidateCurrency_ReturnsSuccessState_WhenCurrencySupported()
        {
            //Arrange
            var mockLogger = new Mock <ILogger <ClientCValidationService> >();

            var sut = new ClientCValidationService(mockLogger.Object);

            //Act
            var result = sut.ValidateCurrency("USD");

            //Assert
            Assert.Equal(ValidationState.Success, result);
        }
        public void ValidateCurrency_ReturnsUnsupportedCurrencyState_WhenCurrencyUnsupported()
        {
            //Arrange
            var mockLogger = new Mock <ILogger <ClientCValidationService> >();

            var sut      = new ClientCValidationService(mockLogger.Object);
            var currency = Guid.NewGuid().ToString().Substring(0, 2);

            //Act
            var result = sut.ValidateCurrency(currency);

            //Assert
            Assert.Equal(ValidationState.UnsupportedCurrency, result);
        }