I think the real issue here is that such input would need to also execute
the precmd and other shell hooks as if a human were physically pressing
enter.

*\Ben Klein*
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On Sat, Mar 30, 2019 at 1:56 PM Daniel Shahaf <d.s@daniel.shahaf.name>
wrote:

> Christian K wrote on Sat, 30 Mar 2019 16:49 +00:00:
> > I'm trying to automate a benchmark for prompt render times with
> > https://github.com/romkatv/zsh-prompt-benchmark. This requires a pressed
> > Enter key to work.
> >
> > Is there a way so simulate key presses without using something like
> expect?
> > Ideally this would also work in something like travis.
>
> Do you mean this? —
>
> $ { echo PS1=foo; echo exit } | zsh -ifs
> bar% %
> foo %
> $
>
> (Those percent signs are from the PROMPT_SP option)
>
> Cheers,
>
> Daniel
>