patch 8.2.4082: check for autoload file name and prefix fails Commit: https://github.com/vim/vim/commit/3049fcf0a189b0fea8468fa308887b8252d93dce Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 13 19:25:50 2022 +0000 patch 8.2.4082: check for autoload file name and prefix fails Problem: Check for autoload file name and prefix fails. (Christian J. Robinson) Solution: Only lower case the prefix on systems where the file name is not case sensitive.

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