$ hg init rep; cd rep

  $ touch empty-file

  $ "$PYTHON" -c 'for x in range(10000): print(x)' > large-file

  $ hg addremove

  adding empty-file

  adding large-file

  $ hg commit -m A

  $ rm large-file empty-file

  $ "$PYTHON" -c 'for x in range(10,10000): print(x)' > another-file

  $ hg addremove -s50

  adding another-file

  removing empty-file

  removing large-file

  recording removal of large-file as rename to another-file (99% similar)

  $ hg commit -m B

comparing two empty files caused ZeroDivisionError in the past

  $ hg update -C 0

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

  $ rm empty-file

  $ touch another-empty-file

  $ hg addremove -s50

  adding another-empty-file

  removing empty-file

  $ cd ..

  $ hg init rep2; cd rep2

  $ "$PYTHON" -c 'for x in range(10000): print(x)' > large-file

  $ "$PYTHON" -c 'for x in range(50): print(x)' > tiny-file

  $ hg addremove

  adding large-file

  adding tiny-file

  $ hg commit -m A

  $ "$PYTHON" -c 'for x in range(70): print(x)' > small-file

  $ rm tiny-file

  $ rm large-file

  $ hg addremove -s50

  removing large-file

  adding small-file

  removing tiny-file

  recording removal of tiny-file as rename to small-file (82% similar)

  $ hg commit -m B

should be sorted by path for stable result

  $ for i in `"$PYTHON" $TESTDIR/seq.py 0 9`; do

  >     cp small-file $i

  > done

  $ rm small-file

  $ hg addremove

  adding 0

  adding 1

  adding 2

  adding 3

  adding 4

  adding 5

  adding 6

  adding 7

  adding 8

  adding 9

  removing small-file

  recording removal of small-file as rename to 0 (100% similar)

  recording removal of small-file as rename to 1 (100% similar)

  recording removal of small-file as rename to 2 (100% similar)

  recording removal of small-file as rename to 3 (100% similar)

  recording removal of small-file as rename to 4 (100% similar)

  recording removal of small-file as rename to 5 (100% similar)

  recording removal of small-file as rename to 6 (100% similar)

  recording removal of small-file as rename to 7 (100% similar)

  recording removal of small-file as rename to 8 (100% similar)

  recording removal of small-file as rename to 9 (100% similar)

  $ hg commit -m '10 same files'

pick one from many identical files

  $ cp 0 a

  $ rm `"$PYTHON" $TESTDIR/seq.py 0 9`

  $ hg addremove

  removing 0

  removing 1

  removing 2

  removing 3

  removing 4

  removing 5

  removing 6

  removing 7

  removing 8

  removing 9

  adding a

  recording removal of 0 as rename to a (100% similar)

  $ hg revert -aq

pick one from many similar files

  $ cp 0 a

  $ for i in `"$PYTHON" $TESTDIR/seq.py 0 9`; do

  >     echo $i >> $i

  > done

  $ hg commit -m 'make them slightly different'

  $ rm `"$PYTHON" $TESTDIR/seq.py 0 9`

  $ hg addremove -s50

  removing 0

  removing 1

  removing 2

  removing 3

  removing 4

  removing 5

  removing 6

  removing 7

  removing 8

  removing 9

  adding a

  recording removal of 0 as rename to a (99% similar)

  $ hg commit -m 'always the same file should be selected'

should all fail

  $ hg addremove -s foo

  abort: similarity must be a number

  [10]

  $ hg addremove -s -1

  abort: similarity must be between 0 and 100

  [10]

  $ hg addremove -s 1e6

  abort: similarity must be between 0 and 100

  [10]

  $ cd ..

Issue1527: repeated addremove causes Abort

  $ hg init rep3; cd rep3

  $ mkdir d

  $ echo a > d/a

  $ hg add d/a

  $ hg commit -m 1

  $ mv d/a d/b

  $ hg addremove -s80

  removing d/a

  adding d/b

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

  $ hg debugstate

  r   0          0 1970-01-01 00:00:00 d/a

  a   0         -1 unset               d/b

  copy: d/a -> d/b

  $ mv d/b c

no copies found here (since the target isn't in d

  $ hg addremove -s80 d

  removing d/b

copies here

  $ hg addremove -s80

  adding c

  recording removal of d/a as rename to c (100% similar)

  $ cd ..