public void GivenAnEmptyArray_Reverse_ReturnsAnEmptyArray()
{
int[] array = { };
var result = CollectionExercises.Reverse(array);
Assert.AreEqual(0, array.Length);
}
public void NextInQueue_DoesNotThrowException_IfTheQueueIsTooShort()
{
var result = CollectionExercises.NextInQueue(7, _queue);
Assert.AreEqual(0, _queue.Count);
Assert.AreEqual("Cathy, Jim, Petra, Moxie, Petunia", result);
}
public void GivenAnArray_Reverse_ReturnsTheArrayInReverse()
{
int[] array = { 10, 20, 30, 40, 50 };
var result = CollectionExercises.Reverse(array);
Assert.AreEqual(5, array.Length);
for (int i = 0; i < 5; i++)
{
Assert.AreEqual(array[4 - i], result[i]);
}
}
public void GivenANumber_NextInQueue_RemoveExpectedNumberFromTheQueue(int num, int expectedQueueCount)
{
var result = CollectionExercises.NextInQueue(num, _queue);
Assert.AreEqual(expectedQueueCount, _queue.Count);
}
public void GivenANumber_NextInQueue_ReturnsCorrectNames(int num, string expectedNames)
{
var result = CollectionExercises.NextInQueue(num, _queue);
Assert.AreEqual(expectedNames, result);
}
public void GivenAString_CountDigits_ReturnsACountOfEachDigit(string input, string expectedOutput)
{
var result = CollectionExercises.CountDigits(input);
Assert.AreEqual(expectedOutput, result);
}
