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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
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