public void ReadInt_WithEmptyString_ReturnsArgumentNullException()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var emptyString = String.Empty;
//Act
Action action = () => service.ReadInt(emptyString);
//Assert
action.Should().Throw <ArgumentNullException>();
}
public void ReadInput_WithInputGreaterThanConfigMax_ReturnsArgumentOutOfRangeException()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var outOfRangeInput = "1001";
//Act
Action action = () => service.ReadInt(outOfRangeInput);
//Assert
action.Should().Throw <ArgumentOutOfRangeException>();
}
public void ReadInt_WithMultipleInts_ReturnsArgumentException()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var invalidInts = "1 2 3";
//Act
Action action = () => service.ReadInt(invalidInts);
//Assert
action.Should().Throw <FormatException>();
}
public void ReadInt_WithInvalidCharString_ReturnsArgumentException()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var invalidString = "Hello";
//Act
Action action = () => service.ReadInt(invalidString);
//Assert
action.Should().Throw <ArgumentException>().WithMessage("Please Provide Only One Numeric Value");
}
public void ReadInt_WithNegativeString_ReturnsArgumentException()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var invalidNum = "-1";
//Act
Action action = () => service.ReadInt(invalidNum);
//Assert
action.Should().Throw <ArgumentException>().WithMessage("Please provide a Numeric Value greater than Zero");
}
public void ReadInt_WithValidStringValue7_ReturnsIntValue7()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var validNum = "7";
//Act
var result = service.ReadInt(validNum);
//Assert
result.Should().Be(7, "because the console reads in user input as a string that must be converted to an integer");
}
public void ReadInt_WithValidString_ReturnsAnInt()
{
//Arrange
var service = new InputServiceTestClassBuilder().Build();
var validNum = "7";
//Act
var result = service.ReadInt(validNum);
//Assert
result.Should().BeOfType(typeof(int), "because the valid inputs prompted to the user will be positive whole-number integers");
}