Problem: When 'matchpairs' is empty every character beeps. (Marco Hinz)
Solution: Bail out when no character in 'matchpairs' was found.
(closesvim/vim#8053) Add assert_nobeep().
5b8cabfef7
Problem: Formatoptions not sufficiently tested.
Solution: Add a few more tests. (Yegappan Lakshmanan, closesvim/vim#6031)
2eaeaf3c31
Cherry-pick Test_fo_a_w() from patch v8.2.0482.
Problem: Crash when using :center in autocommand.
Solution: Bail out early for an empty line. (Dominique pelle, closesvim/vim#5095)
396b7c78c0
Cherry-pick 'src/testdir/check.vim' changes from patch 8.1.1544.
Problem: Still too many old style tests.
Solution: Turn a few tests into new style. (Yegappan Lakshmanan,
closesvim/vim#2509)
cada78975e
Exclude test_shortpathname.vim.
nvim does not support 8.3 filenames on Windows.