public void Should_Check_Get_Set_Value()
{
//arrange
int capacity = 5;
var array = new CircularArray <int>(capacity);
//act
array.SetValue(5, 0);
array.SetValue(3, 1);
array.SetValue(-3, 2);
array.SetValue(4, 3);
//assert
((int)array.GetValue(0)).ShouldBeEquivalentTo(5);
((int)array.GetValue(1)).ShouldBeEquivalentTo(3);
((int)array.GetValue(2)).ShouldBeEquivalentTo(-3);
((int)array.GetValue(3)).ShouldBeEquivalentTo(4);
((int)array.GetValue(4)).ShouldBeEquivalentTo(0);
array.Count.ShouldBeEquivalentTo(capacity - 1);
}
public void Should_Check_Set_Value_Throw_If_Invalid_Type()
{
//arrange
int capacity = 5;
var array = new CircularArray <int>(capacity);
//act
array.SetValue(5, 0);
array.SetValue(3, 1);
Action act = () => array.SetValue("s", 2);
array.SetValue(4, 3);
//assert
act.ShouldThrow <InvalidCastException>();
((int)array.GetValue(0)).ShouldBeEquivalentTo(5);
((int)array.GetValue(1)).ShouldBeEquivalentTo(3);
((int)array.GetValue(2)).ShouldBeEquivalentTo(0);
((int)array.GetValue(3)).ShouldBeEquivalentTo(4);
((int)array.GetValue(4)).ShouldBeEquivalentTo(0);
array.Count.ShouldBeEquivalentTo(capacity - 2);
}