public void Returns_Empty_Results_When_Given_Empty_List()
{
var list = new List <Person>();
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Smallest);
Assert.Null(result.Oldest);
Assert.Null(result.Youngest);
}
public void TestingEnumOneBehaviour()
{
var list = new List <Person>()
{
greg, mike, sarah, sue
};
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Smallest);
Assert.Same(sue, result.Oldest);
Assert.Same(greg, result.Youngest);
}
public void Returns_Closest_Two_For_Four_People()
{
var list = new List <Person>()
{
mike, greg, sue, sarah
};
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Smallest);
Assert.Same(sue, result.Oldest);
Assert.Same(greg, result.Youngest);
}
public void Returns_Furthest_Two_For_Four_People()
{
var list = new List <Person>()
{
greg, mike, sarah, sue
};
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Largest);
Assert.Same(sue, result.Oldest);
Assert.Same(sarah, result.Youngest);
}
public void Returns_Furthest_Two_For_Two_People()
{
var list = new List <Person>()
{
greg, mike
};
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Smallest);
Assert.Same(greg, result.Oldest);
Assert.Same(mike, result.Youngest);
}
public void Mike_Is_Younger_Than_Greg()
{
var list = new List <Person>()
{
greg, mike
};
var finder = new AgeComparer(list);
var result = finder.GetAgeComparisonResult(AgeGap.Smallest);
Assert.Same(greg, result.Oldest);
Assert.Same(mike, result.Youngest);
}
