patch 8.2.3764: cannot see any text when window was made zero lines Commit: https://github.com/vim/vim/commit/d0fb907253a5c5a71b1f231f3ddec24098fb4e21 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 9 11:57:22 2021 +0000 patch 8.2.3764: cannot see any text when window was made zero lines Problem: Cannot see any text when window was made zero lines or zero columns. Solution: Ensure there is at least one line and column. (fixes #9307)

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