public void PushManyTest(object[] values)
{
var stack = new ReversableStack<int>();
stack.PushMany(values.OfType<int>());
Assert.That(stack, Is.EqualTo(values.Reverse()));
}
public void PushTest(object[] values)
{
var stack = new ReversableStack<int>();
foreach (var i in values)
{
stack.Push((int)i);
}
Assert.That(stack, Is.EqualTo(values.Reverse()));
}
public void PopTest(object[] values)
{
var stack = new ReversableStack<int>();
foreach (var i in values)
{
stack.Push((int)i);
}
for (int i = values.Length - 1; i >= 0; i--)
{
var fetched = stack.Pop();
Assert.That(fetched, Is.EqualTo(values[i]));
}
}
public void RevertToMark()
{
// arrange
var stack = new ReversableStack<int>();
stack.PushMany(1, 2, 3, 4);
stack.Mark();
stack.PushMany(7, 8, 9);
// act
stack.Revert();
// assert
Assert.That(stack, Is.EqualTo(new[] { 1, 2, 3, 4 }.Reverse()));
}
public void RevertToMultipleMarks()
{
// arrange
var stack = new ReversableStack<int>();
stack.PushMany(1, 2, 3, 4);
stack.Mark();
stack.PushMany(7, 8, 9);
stack.Mark();
stack.PushMany(10, 11, 12);
// act & asserts
stack.Revert();
Assert.That(stack, Is.EqualTo(new[] {1, 2, 3, 4, 7, 8, 9}.Reverse()));
stack.Revert();
Assert.That(stack, Is.EqualTo(new[] { 1, 2, 3, 4 }.Reverse()));
}
