#testcases extra sidedata

#if extra

  $ cat >> $HGRCPATH << EOF

  > [experimental]

  > copies.write-to=changeset-only

  > copies.read-from=changeset-only

  > [alias]

  > changesetcopies = log -r . -T 'files: {files}

  >   {extras % "{ifcontains("files", key, "{key}: {value}\n")}"}

  >   {extras % "{ifcontains("copies", key, "{key}: {value}\n")}"}'

  > EOF

#endif

#if sidedata

  $ cat >> $HGRCPATH << EOF

  > [format]

  > exp-use-copies-side-data-changeset = yes

  > EOF

#endif

  $ cat >> $HGRCPATH << EOF

  > [alias]

  > showcopies = log -r . -T '{file_copies % "{source} -> {name}\n"}'

  > [extensions]

  > rebase =

  > split =

  > EOF

Check that copies are recorded correctly

  $ hg init repo

  $ cd repo

#if sidedata

  $ hg debugformat -v

  format-variant     repo config default

  fncache:            yes    yes     yes

  dotencode:          yes    yes     yes

  generaldelta:       yes    yes     yes

  share-safe:          no     no      no

  sparserevlog:       yes    yes     yes

  persistent-nodemap:  no     no      no (no-rust !)

  persistent-nodemap: yes    yes      no (rust !)

  copies-sdc:         yes    yes      no

  plain-cl-delta:     yes    yes     yes

  compression:        zlib   zlib    zlib (no-zstd !)

  compression:        zstd   zstd    zstd (zstd !)

  compression-level:  default default default

#else

  $ hg debugformat -v

  format-variant     repo config default

  fncache:            yes    yes     yes

  dotencode:          yes    yes     yes

  generaldelta:       yes    yes     yes

  share-safe:          no     no      no

  sparserevlog:       yes    yes     yes

  persistent-nodemap:  no     no      no (no-rust !)

  persistent-nodemap: yes    yes      no (rust !)

  copies-sdc:          no     no      no

  revlog-v2:           no     no      no

  changelog-v2:        no     no      no

  plain-cl-delta:     yes    yes     yes

  compression:        zlib   zlib    zlib (no-zstd !)

  compression:        zstd   zstd    zstd (zstd !)

  compression-level:  default default default

#endif

  $ echo a > a

  $ hg add a

  $ hg ci -m initial

  $ hg cp a b

  $ hg cp a c

  $ hg cp a d

  $ hg ci -m 'copy a to b, c, and d'

#if extra

  $ hg changesetcopies

  files: b c d

  filesadded: 0

  1

  2

  p1copies: 0\x00a (esc)

  1\x00a (esc)

  2\x00a (esc)

#else

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 44

    '\x00\x00\x00\x04\x00\x00\x00\x00\x01\x00\x00\x00\x00\x06\x00\x00\x00\x02\x00\x00\x00\x00\x06\x00\x00\x00\x03\x00\x00\x00\x00\x06\x00\x00\x00\x04\x00\x00\x00\x00abcd'

#endif

  $ hg showcopies

  a -> b

  a -> c

  a -> d

#if extra

  $ hg showcopies --config experimental.copies.read-from=compatibility

  a -> b

  a -> c

  a -> d

  $ hg showcopies --config experimental.copies.read-from=filelog-only

#endif

Check that renames are recorded correctly

  $ hg mv b b2

  $ hg ci -m 'rename b to b2'

#if extra

  $ hg changesetcopies

  files: b b2

  filesadded: 1

  filesremoved: 0

  p1copies: 1\x00b (esc)

#else

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 25

    '\x00\x00\x00\x02\x0c\x00\x00\x00\x01\x00\x00\x00\x00\x06\x00\x00\x00\x03\x00\x00\x00\x00bb2'

#endif

  $ hg showcopies

  b -> b2

Rename onto existing file. This should get recorded in the changeset files list and in the extras,

even though there is no filelog entry.

  $ hg cp b2 c --force

  $ hg st --copies

  M c

    b2

#if extra

  $ hg debugindex c

     rev linkrev nodeid       p1           p2

       0       1 b789fdd96dc2 000000000000 000000000000

#else

  $ hg debugindex c

     rev linkrev nodeid       p1           p2

       0       1 37d9b5d994ea 000000000000 000000000000

#endif

  $ hg ci -m 'move b onto d'

#if extra

  $ hg changesetcopies

  files: c

  p1copies: 0\x00b2 (esc)

#else

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 25

    '\x00\x00\x00\x02\x00\x00\x00\x00\x02\x00\x00\x00\x00\x16\x00\x00\x00\x03\x00\x00\x00\x00b2c'

#endif

  $ hg showcopies

  b2 -> c

#if extra

  $ hg debugindex c

     rev linkrev nodeid       p1           p2

       0       1 b789fdd96dc2 000000000000 000000000000

#else

  $ hg debugindex c

     rev linkrev nodeid       p1           p2

       0       1 37d9b5d994ea 000000000000 000000000000

       1       3 029625640347 000000000000 000000000000

#endif

Create a merge commit with copying done during merge.

  $ hg co 0

  0 files updated, 0 files merged, 3 files removed, 0 files unresolved

  $ hg cp a e

  $ hg cp a f

  $ hg ci -m 'copy a to e and f'

  created new head

  $ hg merge 3

  3 files updated, 0 files merged, 0 files removed, 0 files unresolved

  (branch merge, don't forget to commit)

File 'a' exists on both sides, so 'g' could be recorded as being from p1 or p2, but we currently

always record it as being from p1

  $ hg cp a g

File 'd' exists only in p2, so 'h' should be from p2

  $ hg cp d h

File 'f' exists only in p1, so 'i' should be from p1

  $ hg cp f i

  $ hg ci -m 'merge'

#if extra

  $ hg changesetcopies

  files: g h i

  filesadded: 0

  1

  2

  p1copies: 0\x00a (esc)

  2\x00f (esc)

  p2copies: 1\x00d (esc)

#else

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 64

    '\x00\x00\x00\x06\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x06\x00\x00\x00\x04\x00\x00\x00\x00\x07\x00\x00\x00\x05\x00\x00\x00\x01\x06\x00\x00\x00\x06\x00\x00\x00\x02adfghi'

#endif

  $ hg showcopies

  a -> g

  d -> h

  f -> i

Test writing to both changeset and filelog

  $ hg cp a j

#if extra

  $ hg ci -m 'copy a to j' --config experimental.copies.write-to=compatibility

  $ hg changesetcopies

  files: j

  filesadded: 0

  filesremoved: 

  p1copies: 0\x00a (esc)

  p2copies: 

#else

  $ hg ci -m 'copy a to j'

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 24

    '\x00\x00\x00\x02\x00\x00\x00\x00\x01\x00\x00\x00\x00\x06\x00\x00\x00\x02\x00\x00\x00\x00aj'

#endif

  $ hg debugdata j 0

  \x01 (esc)

  copy: a

  copyrev: b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3

  \x01 (esc)

  a

  $ hg showcopies

  a -> j

  $ hg showcopies --config experimental.copies.read-from=compatibility

  a -> j

  $ hg showcopies --config experimental.copies.read-from=filelog-only

  a -> j

Existing copy information in the changeset gets removed on amend and writing

copy information on to the filelog

#if extra

  $ hg ci --amend -m 'copy a to j, v2' \

  > --config experimental.copies.write-to=filelog-only

  saved backup bundle to $TESTTMP/repo/.hg/strip-backup/*-*-amend.hg (glob)

  $ hg changesetcopies

  files: j

#else

  $ hg ci --amend -m 'copy a to j, v2'

  saved backup bundle to $TESTTMP/repo/.hg/strip-backup/*-*-amend.hg (glob)

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 24

    '\x00\x00\x00\x02\x00\x00\x00\x00\x01\x00\x00\x00\x00\x06\x00\x00\x00\x02\x00\x00\x00\x00aj'

#endif

  $ hg showcopies --config experimental.copies.read-from=filelog-only

  a -> j

The entries should be written to extras even if they're empty (so the client

won't have to fall back to reading from filelogs)

  $ echo x >> j

#if extra

  $ hg ci -m 'modify j' --config experimental.copies.write-to=compatibility

  $ hg changesetcopies

  files: j

  filesadded: 

  filesremoved: 

  p1copies: 

  p2copies: 

#else

  $ hg ci -m 'modify j'

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 14

    '\x00\x00\x00\x01\x14\x00\x00\x00\x01\x00\x00\x00\x00j'

#endif

Test writing only to filelog

  $ hg cp a k

#if extra

  $ hg ci -m 'copy a to k' --config experimental.copies.write-to=filelog-only

  $ hg changesetcopies

  files: k

#else

  $ hg ci -m 'copy a to k'

  $ hg debugsidedata -c -v -- -1

  1 sidedata entries

   entry-0014 size 24

    '\x00\x00\x00\x02\x00\x00\x00\x00\x01\x00\x00\x00\x00\x06\x00\x00\x00\x02\x00\x00\x00\x00ak'

#endif

  $ hg debugdata k 0

  \x01 (esc)

  copy: a

  copyrev: b789fdd96dc2f3bd229c1dd8eedf0fc60e2b68e3

  \x01 (esc)

  a

#if extra

  $ hg showcopies

  $ hg showcopies --config experimental.copies.read-from=compatibility

  a -> k

  $ hg showcopies --config experimental.copies.read-from=filelog-only

  a -> k

#else

  $ hg showcopies

  a -> k

#endif

  $ cd ..

Test rebasing a commit with copy information

  $ hg init rebase-rename

  $ cd rebase-rename

  $ echo a > a

  $ hg ci -Aqm 'add a'

  $ echo a2 > a

  $ hg ci -m 'modify a'

  $ hg co -q 0

  $ hg mv a b

  $ hg ci -qm 'rename a to b'

Not only do we want this to run in-memory, it shouldn't fall back to

on-disk merge (no conflicts), so we force it to be in-memory

with no fallback.

  $ hg rebase -d 1 --config rebase.experimental.inmemory=yes --config devel.rebase.force-in-memory-merge=yes

  rebasing 2:* tip "rename a to b" (glob)

  merging a and b to b

  saved backup bundle to $TESTTMP/rebase-rename/.hg/strip-backup/*-*-rebase.hg (glob)

  $ hg st --change . --copies

  A b

    a

  R a

  $ cd ..

Test splitting a commit

  $ hg init split

  $ cd split

  $ echo a > a

  $ echo b > b

  $ hg ci -Aqm 'add a and b'

  $ echo a2 > a

  $ hg mv b c

  $ hg ci -m 'modify a, move b to c'

  $ hg --config ui.interactive=yes split <<EOF

  > y

  > y

  > n

  > y

  > EOF

  diff --git a/a b/a

  1 hunks, 1 lines changed

  examine changes to 'a'?

  (enter ? for help) [Ynesfdaq?] y

  @@ -1,1 +1,1 @@

  -a

  +a2

  record this change to 'a'?

  (enter ? for help) [Ynesfdaq?] y

  diff --git a/b b/c

  rename from b

  rename to c

  examine changes to 'b' and 'c'?

  (enter ? for help) [Ynesfdaq?] n

  created new head