public void OrderByDigitTests_231_Expect123()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
var result = numbersUtility.OrderByDigit(231);
// Assert
Assert.AreEqual(123, result);
}
public void OrderByDigitTests_0_Expect0()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
var result = numbersUtility.OrderByDigit(0);
// Assert
Assert.AreEqual(0, result);
}
public void OrderByDigitTests_156165158_Expect111555668()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
var result = numbersUtility.OrderByDigit(866555111);
// Assert
Assert.AreEqual(111555668, result);
}
public void OrderByDigitTests_9966118833_Expect1133668899()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
var result = numbersUtility.OrderByDigit(9988663311);
// Assert
Assert.AreEqual(1133668899, result);
}
public void OrderByDigitTests_NumberIsNegative_ExpectInvalidOperationException()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
Action action = () => numbersUtility.OrderByDigit(-1);
// Assert
Assert.ThrowsException <InvalidOperationException>(action);
}
