$ cat >> $HGRCPATH <<EOF

  > [extensions]

  > largefiles =

  > [largefiles]

  > minsize = 0.5

  > patterns = **.dat

  > EOF

"lfconvert" works

  $ hg init bigfile-repo

  $ cd bigfile-repo

  $ dd if=/dev/zero bs=1k count=256 > a-large-file 2> /dev/null

  $ hg addremove

  adding a-large-file

  $ hg commit -m "add a-large-file (as a normal file)"

  $ find .hg/largefiles

  .hg/largefiles

  $ cd ..

  $ hg lfconvert --size 0.2 bigfile-repo largefiles-repo

  initializing destination largefiles-repo

"lfconvert" adds 'largefiles' to .hg/requires.

  $ cat largefiles-repo/.hg/requires

  largefiles

  revlogv1

  fncache

  store

  dotencode

"lfconvert" includes a newline at the end of the standin files.

  $ cd largefiles-repo

  $ hg up

  1 files updated, 0 files merged, 0 files removed, 0 files unresolved

  getting changed largefiles

  1 largefiles updated, 0 removed

  $ cat .hglf/a-large-file

  2e000fa7e85759c7f4c254d4d9c33ef481e459a7

  $ dd if=/dev/zero bs=1k count=1k > another-large-file 2> /dev/null

  $ hg add --lfsize=1 another-large-file

  $ hg commit -m "add another-large-file (should be a largefile)"

  $ cat .hglf/a-large-file .hglf/another-large-file

  2e000fa7e85759c7f4c254d4d9c33ef481e459a7

  3b71f43ff30f4b15b5cd85dd9e95ebc7e84eb5a3

Convert back to a normal (non-largefiles) repo

  $ hg lfconvert --to-normal . ../normal-repo

  initializing destination ../normal-repo

  $ cd ../normal-repo

  $ cat >> .hg/hgrc <<EOF

  > [extensions]

  > largefiles = !

  > EOF

  $ hg update

  2 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ hg locate

  a-large-file

  another-large-file

  $ [ -d .hg/largefiles ] && echo fail || echo pass

  pass

Cleanup

  $ cd ..

  $ rm -rf bigfile-repo largefiles-repo normal-repo