$ hg init rep

  $ cd rep

  $ mkdir dir

  $ touch foo dir/bar

  $ hg -v addremove

  adding dir/bar

  adding foo

  $ hg -v commit -m "add 1"

  committing files:

  dir/bar

  foo

  committing manifest

  committing changelog

  committed changeset 0:6f7f953567a2

  $ cd dir/

  $ touch ../foo_2 bar_2

  $ hg -v addremove

  adding dir/bar_2

  adding foo_2

  $ hg -v commit -m "add 2"

  committing files:

  dir/bar_2

  foo_2

  committing manifest

  committing changelog

  committed changeset 1:e65414bf35c5

  $ cd ..

  $ hg forget foo

  $ hg -v addremove

  adding foo

  $ hg forget foo

  $ hg -v addremove nonexistent

  nonexistent: $ENOENT$

  [1]

  $ cd ..

  $ hg init subdir

  $ cd subdir

  $ mkdir dir

  $ cd dir

  $ touch a.py

  $ hg addremove 'glob:*.py'

  adding a.py

  $ hg forget a.py

  $ hg addremove -I 'glob:*.py'

  adding a.py

  $ hg forget a.py

  $ hg addremove

  adding dir/a.py

  $ cd ..

  $ hg init sim

  $ cd sim

  $ echo a > a

  $ echo a >> a

  $ echo a >> a

  $ echo c > c

  $ hg commit -Ama

  adding a

  adding c

  $ mv a b

  $ rm c

  $ echo d > d

  $ hg addremove -n -s 50 # issue 1696

  removing a

  adding b

  removing c

  adding d

  recording removal of a as rename to b (100% similar)

  $ hg addremove -ns 50 --color debug

  [ui.addremove.removed ui.status|removing a]

  [ui.addremove.added ui.status|adding b]

  [ui.addremove.removed ui.status|removing c]

  [ui.addremove.added ui.status|adding d]

  [ ui.status|recording removal of a as rename to b (100% similar)]

  $ hg addremove -s 50

  removing a

  adding b

  removing c

  adding d

  recording removal of a as rename to b (100% similar)

  $ hg commit -mb

  $ cp b c

  $ hg forget b

  $ hg addremove -s 50

  adding b

  adding c

  $ rm c

  $ hg ci -A -m "c" nonexistent

  nonexistent: $ENOENT$

  abort: failed to mark all new/missing files as added/removed

  [255]

  $ hg st

  ! c

  $ cd ..