commit https://github.com/vim/vim/commit/9fe885e49ade94e6277db0dd18a5bbc1c94c60c4 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 8 16:06:55 2016 +0100 patch 7.4.1515 Problem: Channel test is a bit flaky. Solution: Instead of a fixed sleep time wait until an expression evaluates to true.

end:
2:1
2:17
2:20
3:1
3:17
3:20
5:8
5:25
5:28
6:8
6:25
6:28
8:1
8:9
8:17
8:25
8:27
9:1
9:9
9:17
9:25
9:26
9:26
9:1
9:9
9:17
9:25
9:26