Mercurial > vim
view src/testdir/test_largefile.vim @ 19121:a51fee786930 v8.2.0120
patch 8.2.0120: virtcol() does not check arguments to be valid
Commit: https://github.com/vim/vim/commit/b3d33d8570bc49a7f90990572d7f9630a1bfae02
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Jan 15 20:36:55 2020 +0100
patch 8.2.0120: virtcol() does not check arguments to be valid
Problem: virtcol() does not check arguments to be valid, which may lead to
a crash.
Solution: Check the column to be valid. Do not decrement MAXCOL.
(closes #5480)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Wed, 15 Jan 2020 20:45:04 +0100 |
parents | c4aae9421aec |
children | fdfe44ac6a1a |
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" Tests for large files " This is only executed manually: "make test_largefile". " This is not run as part of "make test". func Test_largefile() let fname = 'Xlarge.txt' call delete(fname) exe "e" fname " Make sure that a line break is 1 byte (LF). set ff=unix set undolevels=-1 " Input 99 'A's. The line becomes 100 bytes including a line break. exe "normal 99iA\<Esc>" yank " Put 39,999,999 times. The file becomes 4,000,000,000 bytes. normal 39999999p " Moving around in the file randomly. normal G normal 10% normal 90% normal 50% normal gg w " Check if the file size is 4,000,000,000 bytes. let fsize=getfsize(fname) if has('num64') call assert_true(fsize == 4000000000) else " getfsize() returns -2 if a Number is 32 bits. call assert_true(fsize == -2) endif call delete(fname) endfunc