public Token Peek()
{
return(_peekable.Peek());
}
public void should_correctly_peek_item(IPeekable <string> subject, string expected)
{
subject.Peek().Should().Be(expected);
}
public void should_not_remove_value_on_peek(IPeekable <string> subject, string expected)
{
subject.Peek().Should().Be(expected);
subject.Peek().Should().Be(expected);
}
public void should_throw_when_peeking_empty(IPeekable <int> subject)
{
Action act = () => subject.Peek();
act.Should().Throw <InvalidOperationException>();
}