I am trying to convey it's not about leeway, it's a yes or no. If you are asked can you get this done in 2 days, and you think "yes, but if I skip test", then y

I am trying to convey it's not about leeway, it's a yes or no. If you are asked can you get this done in 2 days, and you think "yes, but if I skip test", then your answer is "no, you can't get it done in 2 days". You are simply shipping unfinished work.