patch 8.2.0438: terminal noblock test is very flaky on BSD Commit: https://github.com/vim/vim/commit/d7b7770f11c16cfac707b5048c61e722dcc903a6 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 23 22:46:44 2020 +0100 patch 8.2.0438: terminal noblock test is very flaky on BSD Problem: Terminal noblock test is very flaky on BSD. Solution: Change WaitFor() to WaitForAssert() to be able to see why it failed. Add a short wait in between sending keys.

#!/usr/bin/python
#
# Program that writes a number to stdout repeatedly
#
# This requires Python 2.6 or later.

from __future__ import print_function
import sys
import time

if __name__ == "__main__":

    done = 0
    while done < 10:
        done = done + 1
        print(done)
        sys.stdout.flush()
        time.sleep(0.05)  # sleep 50 msec