public void When_The_Start_Is_Greater_Than_The_End()
{
var instance = new EvensAscendingSequenceCalculator();
var result = instance.Evaluate(11, 10);
result.ToArray();
Assert.Fail("Should have exceptioned...");
}
public void Then_The_Start_Value_Is_Not_Included_When_It_Starts_At_An_Odd()
{
var instance = new EvensAscendingSequenceCalculator();
var result = instance.Evaluate(1, 10);
Assert.IsNotNull(result);
Assert.IsTrue(result.Any());
Assert.AreEqual("2", result.First());
}
public void Then_The_End_Value_Is_Not_Included_When_It_Ends_At_An_Odd()
{
var instance = new EvensAscendingSequenceCalculator();
var result = instance.Evaluate(0, 11);
Assert.IsNotNull(result);
Assert.IsTrue(result.Any());
Assert.AreEqual("10", result.Last());
}
public void When_A_Simple_Small_Range_Is_Selected()
{
var instance = new EvensAscendingSequenceCalculator();
var result = instance.Evaluate(0, 10);
Assert.IsNotNull(result);
Assert.IsTrue(result.Any());
Assert.AreEqual("0", result.First());
Assert.AreEqual("10", result.Last());
Assert.AreEqual(6, result.Count());
Assert.AreEqual("0 2 4 6 8 10", String.Join(" ", result.ToArray()));
}