view src/testdir/test_largefile.vim @ 9389:32e34e574716 v7.4.1976

commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 1 18:17:26 2016 +0200 patch 7.4.1976 Problem: Number variables are not 64 bits while they could be. Solution: Add the num64 feature. (Ken Takata)
author Christian Brabandt <cb@256bit.org>
date Fri, 01 Jul 2016 18:30:07 +0200
parents f094d4085014
children c4aae9421aec
line wrap: on
line source

" 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 larger than 2^31 - 1 bytes.
  " Note that getfsize() returns -2 if a Number is 32 bits.
  let fsize=getfsize(fname)
  call assert_true(fsize > 2147483647 || fsize == -2)
  "call delete(fname)
endfunc