public void Call_ConvertCurrency_ShoulReturn_CurrencyInWords()
{
//Arrange
var requestCurrencyModel = new RequestCurrencyModel
{
Name = "Muhammad Zeeshan",
Currency = new decimal(123.45)
};
var wordsCurrencyModel = new ResponseCurrencyModel
{
Name = "Muhammad Zeeshan",
CurrencyInWords = "ONE HUNDRED AND TWENTY-THREE DOLLARS AND FORTY-FIVE CENTS"
};
_service.ConvertToWords(Arg.Any <RequestCurrencyModel>()).Returns(wordsCurrencyModel);
//Action
var response = _controller.Post(requestCurrencyModel).ExecuteAsync(CancellationToken.None).Result;
var result = JsonConvert.DeserializeObject <ResponseCurrencyModel>(response.Content.ReadAsStringAsync().Result);
//Assert
Assert.AreEqual(response.StatusCode, HttpStatusCode.OK);
Assert.AreEqual(result.Name, "Muhammad Zeeshan");
Assert.AreEqual(result.CurrencyInWords, "ONE HUNDRED AND TWENTY-THREE DOLLARS AND FORTY-FIVE CENTS");
}
public void ConvertToWords_GreaterThanMillion_ShouldReturn_ArgumentOfRangeException()
{
//Arrange
var model = new RequestCurrencyModel
{
Name = "Muhammad Zeeshan",
Currency = new decimal(9999999.99 + 1)
};
//Action
//Assert
Assert.Throws <ArgumentOutOfRangeException>(() => _service.ConvertToWords(model));
}
public void ConvertToWords_MaxValue_ShouldReturn_ValidText()
{
//Arrange
var model = new RequestCurrencyModel
{
Name = "Muhammad Zeeshan",
Currency = new decimal(9999999.99)
};
//Action
var result = _service.ConvertToWords(model);
//Assert
Assert.AreEqual(result.CurrencyInWords, "NINE MILLION AND NINE HUNDRED AND NINETY-NINE THOUSAND AND NINE HUNDRED AND NINETY-NINE DOLLARS AND NINETY-NINE CENTS");
}
public void ConvertToWords_Million_ShouldReturn_ValidText()
{
//Arrange
var model = new RequestCurrencyModel
{
Name = "Muhammad Zeeshan",
Currency = new decimal(9000000)
};
//Action
var result = _service.ConvertToWords(model);
//Assert
Assert.AreEqual(result.CurrencyInWords, "NINE MILLION DOLLARS");
}
public void ConvertToWords_OnlyDollar_ShouldReturn_ValidText()
{
//Arrange
var model = new RequestCurrencyModel
{
Name = "Muhammad Zeeshan",
Currency = new decimal(100)
};
//Action
var result = _service.ConvertToWords(model);
//Assert
Assert.AreEqual(result.CurrencyInWords, "ONE HUNDRED DOLLARS");
}
public ResponseCurrencyModel ConvertToWords(RequestCurrencyModel model)
{
//Validate
//Parse Dollars and Cents
var parsedCurrency = _currencyParser.Parse(model.Currency);
//Convert Dollars to words
var dollarsInWords = NumberToWords(parsedCurrency.Dollars);
//Convert Cents to words
var centsInWords = NumberToWords(parsedCurrency.Cents);
//Foramt Dollars & Cents
var currencyInWords = _currencyFormatter.Format(dollarsInWords, centsInWords);
//retrun;
return(new ResponseCurrencyModel
{
Name = model.Name,
CurrencyInWords = currencyInWords
});
}
public IHttpActionResult Post(RequestCurrencyModel model)
{
return(Ok(_numberToWordsService.ConvertToWords(model)));
}
