public void NextReturnsTopOfIntQueue()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(101);
Assert.AreEqual(101, rand.Next(), "The result of Next should have been the top of the IntQueue");
}
public void NextPopsTheTopOfTheIntQueue()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(0);
if(rand.IntQueue.Count != 1)
Assert.Fail("Unable to determine the size of IntQueue.");
rand.Next();
Assert.AreEqual(0, rand.IntQueue.Count, "The number of items left in IntQueue should be zero.");
}
public void NextMinMaxTruncatesValueInIntQueueMin()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(-1);
int minValue = 0;
int result = rand.Next(minValue, 100);
Assert.AreEqual(minValue, result, "The result should have been equal to minValue because the min value represents an inclusive lower bound.");
}
public void NextMinMaxTruncatesValueInIntQueueMax()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(101);
int maxValue = 100;
int result = rand.Next(0, maxValue);
Assert.AreEqual(maxValue - 1, result, "The result should have been (maxvalue - 1) because the max value represents an exclusive upper bound.");
}
public void NextMinMaxReturnsNextItemInIntQueue()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(100);
int result = rand.Next(0, 101);
Assert.AreEqual(100, result);
}
public void NextMinMaxPopsIntQueue()
{
TestRandom rand = new TestRandom();
rand.IntQueue.Enqueue(100);
if(rand.IntQueue.Count != 1)
Assert.Fail("Unable to determine the size of IntQueue.");
rand.Next(0, 101);
Assert.AreEqual(0, rand.IntQueue.Count, "The number of items in IntQueue should be zero.");
}