On Sat, Aug 24, 2019 at 7:56 PM Brian Theado <[email protected]> wrote:

> It turns out the '-m pdb' workaround for the readline crash does work for
> me running unit tests.
>

Two tips.  You can add a call to g.pdb() at the start of any unit test.
Also, I run unitTest.leo with the --fail-fast command-line option.

I decided I wanted to follow the good practice of adding a failing unit
> test which exposes the bug and then show after the fix that same test
> passes. I discovered there are already unit tests for other group undo
> commands like convertAllBlanks and convertAllTabs and I wondered how those
> tests were passing. It turns out all the undo/redo tests start with a fresh
> undo stack. The off-by-one error of this bug causes the bead index to be -1
> instead of 0. But for a single element list array, indices -1 and 0 point
> to the same list element. So the group redo will always function properly
> when it is the only item on the list.
>

Excellent work.

Btw, rev e4d720b appears to fix #460 with a trivial change.

Edward

-- 
You received this message because you are subscribed to the Google Groups 
"leo-editor" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/leo-editor/CAMF8tS1A0Raz9w4TTMmstTG%2BPeRU7hUnbSyFWhsPUszPZubAqQ%40mail.gmail.com.

Reply via email to