public void GetGreatestMultiple_WithValidOddNumber_ReturnsExpectedGreaterThanZero()
{
//Arrange
var input = 5;
var expected = 0;
var service = new FactorServiceTestClassBuilder().Build();
//Act
var result = service.GetGreatestMultiple(input);
//Assert
result.Should().BeGreaterThan(expected, "because valid odd factors should return a positive number less than the default value of 1000");
}
public void GetGreatestMultiple_WithValidEvenNumber_ReturnsIntGreaterThanZero()
{
//Arrange
var input = 2;
var expected = 0;
var service = new FactorServiceTestClassBuilder().Build();
//Act
var result = service.GetGreatestMultiple(input);
//Assert
result.Should().BeGreaterThan(expected, "because all valid input values should return a GetGreatestMultiple value greater than Zero");
}
public void GetGreatestMultiple_WithValidOddNumber_ReturnsExpectedLessThanConfigMaxValue()
{
var input = 5;
var maxValue = 1000;
var minSum = (maxValue / 2) - 1;
var util = Mock.CreateLike <IUtil>(config => config.MaxValue == maxValue && config.MaxInputValue == maxValue - 1 && config.MinSum == minSum);
var service = new FactorServiceTestClassBuilder().WithUtil(util).Build();
//Act
var result = service.GetGreatestMultiple(input);
//Assert
result.Should().BeLessThan(util.MaxValue, "because an odd number has remained that must be removed when finding the factor's greatest multiple");
}
public void GetGreatestMultiple_WithValidEvenNumber_ReturnsExpectedLessThanConfigMaxValue()
{
//Arrange
var input = 2;
var maxValue = 1000;
var minSum = (maxValue / 2) - 1;
var util = Mock.CreateLike <IUtil>(config => config.MaxValue == maxValue && config.MaxInputValue == maxValue - 1 && config.MinSum == minSum);
var service = new FactorServiceTestClassBuilder().WithUtil(util).Build();
//Act
var result = service.GetGreatestMultiple(input);
//Assert
result.Should().BeLessThan(util.MaxValue, "because 2 is evenly divisible into 1000, it should return 998 as the Greatest Multiple");
}