patch 8.0.0237: when 'wildoptions' is "tagfile" completion may not work commit https://github.com/vim/vim/commit/ba47b51ff88d91c9bb5aa522183e23a656865697 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 24 21:18:19 2017 +0100 patch 8.0.0237: when 'wildoptions' is "tagfile" completion may not work Problem: When setting wildoptions=tagfile the completion context is not set correctly. (desjardins) Solution: Check for EXPAND_TAGS_LISTFILES. (Christian Brabandt, closes #1399)

Test for writing and reading a file of over 100 Kbyte

1 line: "This is the start"
3001 lines: "This is the leader"
1 line: "This is the middle"
3001 lines: "This is the trailer"
1 line: "This is the end"

STARTTEST
:%d
aThis is the start
This is the leader
This is the middle
This is the trailer
This is the endkY3000p2GY3000p
:w! Xtest
:%d
:e! Xtest
:.w! test.out
3003G:.w >>test.out
6005G:.w >>test.out
:qa!
ENDTEST