public void Pop_decrements_StackPointer()
{
var uut = new ThreadStack();
uut.Push(Variable.One);
uut.Pop();
uut.StackPointer.Should().Be(0);
}
public void Pop_with_param_decrements_StackPointer_by_same_value()
{
var uut = new ThreadStack();
uut.Push(Variable.One);
uut.Push(2);
uut.Pop(2);
uut.StackPointer.Should().Be(0);
}
public void Can_Pop_a_pushed_item()
{
var uut = new ThreadStack();
uut.Push(Variable.One);
var result = uut.Pop();
result.Should().Be(Variable.One);
}
public void Pop_with_param_returns_the_correct_item()
{
var uut = new ThreadStack();
uut.Push(Variable.One);
uut.Push(2);
var result = uut.Pop(2);
result.Should().Be(Variable.One);
}