summaryrefslogtreecommitdiffstats
path: root/src/testdir/test_largefile.vim
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/testdir/test_largefile.vim31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/testdir/test_largefile.vim b/src/testdir/test_largefile.vim
new file mode 100644
index 0000000..4d0e2f0
--- /dev/null
+++ b/src/testdir/test_largefile.vim
@@ -0,0 +1,31 @@
+" 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)
+ call assert_true(fsize == 4000000000)
+ call delete(fname)
+endfunc
+
+" vim: shiftwidth=2 sts=2 expandtab