This is funny - you mention two opposite cases and in the end give an example to one of the cases without explaining to which exactly. Is it on purpose?
Yes, you are right about the technical aspect, but my comment was about psychology. Writing test and going to sleep is abit like asking a question to your friend and waiting for answer to the morning - it might get annoying.
I think it is a good practice to push only working code, I think it stems from this. And it has a good point - you have finished something. Sometimes if you leave something “hanging” you keep thinking about it for a while, especially when falling asleep.