public void FullStackArrayTests0()
{
var stackArray = new StackArray <int>(5);
for (var i = 0; i < 5; i++)
{
Assert.True(stackArray.Count == i);
stackArray.Push(i * 2);
}
Assert.True(stackArray.IsFull);
Assert.False(stackArray.IsEmpty);
Assert.Throws <InvalidOperationException>(() => stackArray.Push(10));
Assert.Throws <InvalidOperationException>(() => stackArray.Push(12));
Assert.True(stackArray.Peek() == 8);
Assert.True(stackArray.Pop() == 8);
Assert.True(stackArray.Count == 4);
Assert.True(stackArray.Length == 5);
Assert.False(stackArray.IsFull);
Assert.False(stackArray.IsEmpty);
stackArray.Push(8);
Assert.True(stackArray.Peek() == 8);
Assert.Throws <InvalidOperationException>(() => stackArray.Push(10));
Assert.True(stackArray.IsFull);
Assert.False(stackArray.IsEmpty);
Assert.True(stackArray.Length == 5);
Assert.True(stackArray.Count == 5);
}
public void PeekTest()
{
Stack stack = new StackArray();
stack.Push(5);
var peek = stack.Peek();
Assert.IsNotNull(peek);
Assert.AreEqual(5, peek);
peek = stack.Peek();
Assert.IsNotNull(peek);
Assert.AreEqual(5, peek);
var pop = stack.Pop();
Assert.IsNotNull(pop);
Assert.AreEqual(5, pop);
peek = stack.Peek();
Assert.IsNull(peek);
Assert.IsNull(stack.Pop());
}
public void FullTest()
{
Stack stack = new StackArray(100);
int testLength = 512;
Random rnd = new Random();
int[] comparisonArray = new int[testLength];
for (int i = 0; i < testLength; i++)
{
int element = rnd.Next(0, 10000000);
comparisonArray[comparisonArray.Length - i - 1] = element;
stack.Push(element);
}
for (int i = 0; i < comparisonArray.Length; i++)
{
Assert.AreEqual(comparisonArray[i], stack.Peek());
Assert.AreEqual(comparisonArray[i], stack.Pop());
}
}
