Rename folder

test/tabnext_delay.txt

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+" From https://github.com/vimwiki/vimwiki/pull/601
+$ gvim -u NONE -U NONE -N -i NONE
+<commands below can be copied to clipboard and run with `:@+`>
+set nocompatible
+filetype plugin on
+syntax on
+let g:vimwiki_camel_case = 0  " Don't make links from CamelCased words
+let g:vimwiki_table_auto_fmt = 0 " Turn off table auto-formatting
+let g:vimwiki_autowriteall = 0
+let g:vimwiki_folding = 'expr:quick'    " Enable folding.
+let &rtp.=',~/.vim/bundle/vimwiki'
+source ~/.vim/bundle/vimwiki/plugin/vimwiki.vim
+e ~/tmp/delay.wiki
+normal! 50%
+normal! zozo
+tabe
+let start = reltime() | tabprev | redraw | echom reltimestr(reltime(start))
+" >>> expected: less than 0.5 seconds