public void Addition_StringSeparatedBySinglDelimiterRepeated_ShouldAddStingNumbers()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
//Act
double result = calc.Addition("//[***]\n1***2***3");
//Assert
Assert.AreEqual(6, result);
}
public void Addition_StringSeparatedByMultipleDelimitersIncludingSquareBracket_ShouldAddStingNumbers()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
//Act
double result = calc.Addition("//[*][%][[]]\n1*2%3[]4");
//Assert
Assert.AreEqual(10, result);
}
public void Addition_WithEmptyString_ShouldReturnZero()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
//Act
double result = calc.Addition("");
//Assert
Assert.AreEqual(0, result);
}
public void Addition_WaitForloggerToThrowException_NotifiesIWebServiceOfException()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
mockLogger.Setup(logger => logger.LogResults(It.IsAny <double>())).Throws(new Exception("An exception has been thrown"));
mockWebService.Setup(service => service.ExceptionHandler(It.IsAny <Exception>())).Verifiable();
//Act
Assert.ThrowsException <Exception>(() => calc.Addition("//[*][%][[]]\n1*2%3[]4"));
//Assert
mockWebService.Verify();
}
public void Addition_VerifyTheDependency_CallsAdditionFunction()
{
//Arrange
var mockLogger = new Mock <ILogger>(); //faking logger
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object); //The calculator class depends in the ILogger forka specific function
mockLogger
.Setup(logger => logger.LogResults(It.IsAny <double>()))
.Verifiable(); //Tesing to see if the add fucntion executed and used the desired fucntion in ILogger
//Act
calc.Addition("//[*][%][[]]\n1*2%3[]4");
//Assert
mockLogger.Verify();
}
public void Addition_DisplayAdditonResultToConsole_CheckIfWrittingToConsole()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
var calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
mockWriter.Setup(writer => writer.WriteResults(It.IsAny <double>()))
.Callback(delegate(double result)
{
Console.Write(result);
}).Verifiable();
//Act
calc.Addition("//[*][%][[]]\n1*2%3[]4");
//Assert
mockWriter.Verify();
}
public void Addition_CompareNewResultTheLoggedResult_CallsAdditionFunctionAndReturnsResult()
{
//Arrange
var mockLogger = new Mock <ILogger>();
var mockWebService = new Mock <IWebService>();
var mockWriter = new Mock <IWriter>();
Calculator calc = new Calculator(mockLogger.Object, mockWebService.Object, mockWriter.Object);
mockLogger.Setup(logger => logger.LogResults(It.IsAny <double>()))
.Callback(delegate(double result)
{
mockLogger.Setup(l => l.LastResult).Returns(result);
});
//Act
double newResult = calc.Addition("//[*][%][[]]\n1*2%3[]4");
//Assert
Assert.AreEqual(mockLogger.Object.LastResult, newResult);
}
