tests/test-merge-force.t
author Augie Fackler <augie@google.com>
Mon, 08 Jul 2019 13:12:20 -0400
branchstable
changeset 42562 97ada9b8d51b
parent 39707 5abc47d4ca6b
child 42565 4764e8436b2a
permissions -rw-r--r--
posix: always seek to EOF when opening a file in append mode Python 3 already does this, so skip it there. Consider the program: #include <stdio.h> int main() { FILE *f = fopen("narf", "w"); fprintf(f, "narf\n"); fclose(f); f = fopen("narf", "a"); printf("%ld\n", ftell(f)); fprintf(f, "troz\n"); printf("%ld\n", ftell(f)); return 0; } on macOS, FreeBSD, and Linux with glibc, this program prints 5 10 but on musl libc (Alpine Linux and probably others) this prints 0 10 By my reading of https://pubs.opengroup.org/onlinepubs/009695399/functions/fopen.html this is technically correct, specifically: > Opening a file with append mode (a as the first character in the > mode argument) shall cause all subsequent writes to the file to be > forced to the then current end-of-file, regardless of intervening > calls to fseek(). in other words, the file position doesn't really matter in append-mode files, and we can't depend on it being at all meaningful unless we perform a seek() before tell() after open(..., 'a'). Experimentally after a .write() we can do a .tell() and it'll always be reasonable, but I'm unclear from reading the specification if that's a smart thing to rely on. This matches what we do on Windows and what Python 3 does for free, so let's just be consistent. Thanks to Yuya for the idea.

Set up a base, local, and remote changeset, as well as the working copy state.
Files names are of the form base_remote_local_working-copy. For example,
content1_content2_content1_content2-untracked represents a
file that was modified in the remote changeset, left untouched in the
local changeset, and then modified in the working copy to match the
remote content, then finally forgotten.

  $ hg init repo
  $ cd repo

Create base changeset

  $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 3 1
  $ hg addremove -q --similarity 0
  $ hg commit -qm 'base'

Create remote changeset

  $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 3 2
  $ hg addremove -q --similarity 0
  $ hg commit -qm 'remote'

Create local changeset

  $ hg update -q 0
  $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 3 3
  $ hg addremove -q --similarity 0
  $ hg commit -qm 'local'

Set up working directory

  $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 3 wc
  $ hg addremove -q --similarity 0
  $ hg forget *_*_*_*-untracked
  $ rm *_*_*_missing-*

  $ hg status -A
  M content1_content1_content1_content4-tracked
  M content1_content1_content3_content1-tracked
  M content1_content1_content3_content4-tracked
  M content1_content2_content1_content2-tracked
  M content1_content2_content1_content4-tracked
  M content1_content2_content2_content1-tracked
  M content1_content2_content2_content4-tracked
  M content1_content2_content3_content1-tracked
  M content1_content2_content3_content2-tracked
  M content1_content2_content3_content4-tracked
  M content1_missing_content1_content4-tracked
  M content1_missing_content3_content1-tracked
  M content1_missing_content3_content4-tracked
  M missing_content2_content2_content4-tracked
  M missing_content2_content3_content2-tracked
  M missing_content2_content3_content4-tracked
  M missing_missing_content3_content4-tracked
  A content1_content1_missing_content1-tracked
  A content1_content1_missing_content4-tracked
  A content1_content2_missing_content1-tracked
  A content1_content2_missing_content2-tracked
  A content1_content2_missing_content4-tracked
  A content1_missing_missing_content1-tracked
  A content1_missing_missing_content4-tracked
  A missing_content2_missing_content2-tracked
  A missing_content2_missing_content4-tracked
  A missing_missing_missing_content4-tracked
  R content1_content1_content1_content1-untracked
  R content1_content1_content1_content4-untracked
  R content1_content1_content1_missing-untracked
  R content1_content1_content3_content1-untracked
  R content1_content1_content3_content3-untracked
  R content1_content1_content3_content4-untracked
  R content1_content1_content3_missing-untracked
  R content1_content2_content1_content1-untracked
  R content1_content2_content1_content2-untracked
  R content1_content2_content1_content4-untracked
  R content1_content2_content1_missing-untracked
  R content1_content2_content2_content1-untracked
  R content1_content2_content2_content2-untracked
  R content1_content2_content2_content4-untracked
  R content1_content2_content2_missing-untracked
  R content1_content2_content3_content1-untracked
  R content1_content2_content3_content2-untracked
  R content1_content2_content3_content3-untracked
  R content1_content2_content3_content4-untracked
  R content1_content2_content3_missing-untracked
  R content1_missing_content1_content1-untracked
  R content1_missing_content1_content4-untracked
  R content1_missing_content1_missing-untracked
  R content1_missing_content3_content1-untracked
  R content1_missing_content3_content3-untracked
  R content1_missing_content3_content4-untracked
  R content1_missing_content3_missing-untracked
  R missing_content2_content2_content2-untracked
  R missing_content2_content2_content4-untracked
  R missing_content2_content2_missing-untracked
  R missing_content2_content3_content2-untracked
  R missing_content2_content3_content3-untracked
  R missing_content2_content3_content4-untracked
  R missing_content2_content3_missing-untracked
  R missing_missing_content3_content3-untracked
  R missing_missing_content3_content4-untracked
  R missing_missing_content3_missing-untracked
  ! content1_content1_content1_missing-tracked
  ! content1_content1_content3_missing-tracked
  ! content1_content1_missing_missing-tracked
  ! content1_content2_content1_missing-tracked
  ! content1_content2_content2_missing-tracked
  ! content1_content2_content3_missing-tracked
  ! content1_content2_missing_missing-tracked
  ! content1_missing_content1_missing-tracked
  ! content1_missing_content3_missing-tracked
  ! content1_missing_missing_missing-tracked
  ! missing_content2_content2_missing-tracked
  ! missing_content2_content3_missing-tracked
  ! missing_content2_missing_missing-tracked
  ! missing_missing_content3_missing-tracked
  ! missing_missing_missing_missing-tracked
  ? content1_content1_missing_content1-untracked
  ? content1_content1_missing_content4-untracked
  ? content1_content2_missing_content1-untracked
  ? content1_content2_missing_content2-untracked
  ? content1_content2_missing_content4-untracked
  ? content1_missing_missing_content1-untracked
  ? content1_missing_missing_content4-untracked
  ? missing_content2_missing_content2-untracked
  ? missing_content2_missing_content4-untracked
  ? missing_missing_missing_content4-untracked
  C content1_content1_content1_content1-tracked
  C content1_content1_content3_content3-tracked
  C content1_content2_content1_content1-tracked
  C content1_content2_content2_content2-tracked
  C content1_content2_content3_content3-tracked
  C content1_missing_content1_content1-tracked
  C content1_missing_content3_content3-tracked
  C missing_content2_content2_content2-tracked
  C missing_content2_content3_content3-tracked
  C missing_missing_content3_content3-tracked

Merge with remote

# Notes:
# - local and remote changed content1_content2_*_content2-untracked
#   in the same way, so it could potentially be left alone

  $ hg merge -f --tool internal:merge3 'desc("remote")' 2>&1 | tee $TESTTMP/merge-output-1
  file 'content1_missing_content1_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_content3_content3-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_content3_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_missing_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_content2_content1_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_content3-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content1_content4-tracked
  merging content1_content2_content2_content1-tracked
  merging content1_content2_content2_content4-tracked
  merging content1_content2_content3_content1-tracked
  merging content1_content2_content3_content3-tracked
  merging content1_content2_content3_content4-tracked
  merging content1_content2_missing_content1-tracked
  merging content1_content2_missing_content4-tracked
  merging missing_content2_content2_content4-tracked
  merging missing_content2_content3_content3-tracked
  merging missing_content2_content3_content4-tracked
  merging missing_content2_missing_content4-tracked
  merging missing_content2_missing_content4-untracked
  warning: conflicts while merging content1_content2_content1_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_missing_content4-untracked! (edit, then use 'hg resolve --mark')
  18 files updated, 3 files merged, 8 files removed, 35 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon

Check which files need to be resolved (should correspond to the output above).
This should be the files for which the base (1st filename segment), the remote
(2nd segment) and the working copy (4th segment) are all different.

Interestingly, one untracked file got merged and added, which corresponds to the
odd 'if force and branchmerge and different' case in manifestmerge().

  $ hg resolve -l
  U content1_content2_content1_content1-untracked
  U content1_content2_content1_content2-untracked
  U content1_content2_content1_content4-tracked
  U content1_content2_content1_content4-untracked
  U content1_content2_content1_missing-tracked
  U content1_content2_content1_missing-untracked
  R content1_content2_content2_content1-tracked
  U content1_content2_content2_content1-untracked
  U content1_content2_content2_content2-untracked
  U content1_content2_content2_content4-tracked
  U content1_content2_content2_content4-untracked
  U content1_content2_content2_missing-tracked
  U content1_content2_content2_missing-untracked
  R content1_content2_content3_content1-tracked
  U content1_content2_content3_content1-untracked
  U content1_content2_content3_content2-untracked
  U content1_content2_content3_content3-tracked
  U content1_content2_content3_content3-untracked
  U content1_content2_content3_content4-tracked
  U content1_content2_content3_content4-untracked
  U content1_content2_content3_missing-tracked
  U content1_content2_content3_missing-untracked
  R content1_content2_missing_content1-tracked
  U content1_content2_missing_content1-untracked
  U content1_content2_missing_content2-untracked
  U content1_content2_missing_content4-tracked
  U content1_content2_missing_content4-untracked
  U content1_content2_missing_missing-tracked
  U content1_content2_missing_missing-untracked
  U content1_missing_content1_content4-tracked
  U content1_missing_content3_content3-tracked
  U content1_missing_content3_content4-tracked
  U content1_missing_missing_content4-tracked
  U missing_content2_content2_content4-tracked
  U missing_content2_content3_content3-tracked
  U missing_content2_content3_content4-tracked
  U missing_content2_missing_content4-tracked
  U missing_content2_missing_content4-untracked

Check status and file content

Some files get added (e.g. content1_content2_content1_content1-untracked)

It is not intuitive that content1_content2_content1_content4-tracked gets
merged while content1_content2_content1_content4-untracked gets overwritten.
Any *_content2_*-untracked triggers the modified/deleted prompt and then gets
overwritten.

A lot of untracked files become tracked, for example
content1_content2_content2_content2-untracked.

*_missing_missing_missing-tracked is reported as removed ('R'), which
doesn't make sense since the file did not exist in the parent, but on the
other hand, merged-in additions are reported as modifications, which is
almost as strange.

missing_missing_content3_missing-tracked becomes removed ('R'), even though
the remote side did not touch the file

  $ checkstatus() {
  >   for f in `"$PYTHON" $TESTDIR/generate-working-copy-states.py filelist 3`
  >   do
  >     echo
  >     hg status -A $f
  >     if test -f $f
  >     then
  >       cat $f
  >     else
  >       echo '<missing>'
  >     fi
  >   done
  > }
  $ checkstatus 2>&1 | tee $TESTTMP/status1
  
  C content1_content1_content1_content1-tracked
  content1
  
  R content1_content1_content1_content1-untracked
  content1
  
  M content1_content1_content1_content4-tracked
  content4
  
  R content1_content1_content1_content4-untracked
  content4
  
  ! content1_content1_content1_missing-tracked
  <missing>
  
  R content1_content1_content1_missing-untracked
  <missing>
  
  M content1_content1_content3_content1-tracked
  content1
  
  R content1_content1_content3_content1-untracked
  content1
  
  C content1_content1_content3_content3-tracked
  content3
  
  R content1_content1_content3_content3-untracked
  content3
  
  M content1_content1_content3_content4-tracked
  content4
  
  R content1_content1_content3_content4-untracked
  content4
  
  ! content1_content1_content3_missing-tracked
  <missing>
  
  R content1_content1_content3_missing-untracked
  <missing>
  
  A content1_content1_missing_content1-tracked
  content1
  
  ? content1_content1_missing_content1-untracked
  content1
  
  A content1_content1_missing_content4-tracked
  content4
  
  ? content1_content1_missing_content4-untracked
  content4
  
  ! content1_content1_missing_missing-tracked
  <missing>
  
  content1_content1_missing_missing-untracked: * (glob)
  <missing>
  
  M content1_content2_content1_content1-tracked
  content2
  
  M content1_content2_content1_content1-untracked
  content2
  
  M content1_content2_content1_content2-tracked
  content2
  
  M content1_content2_content1_content2-untracked
  content2
  
  M content1_content2_content1_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  content1
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M content1_content2_content1_content4-untracked
  content2
  
  M content1_content2_content1_missing-tracked
  content2
  
  M content1_content2_content1_missing-untracked
  content2
  
  M content1_content2_content2_content1-tracked
  content2
  
  M content1_content2_content2_content1-untracked
  content2
  
  C content1_content2_content2_content2-tracked
  content2
  
  M content1_content2_content2_content2-untracked
  content2
  
  M content1_content2_content2_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  content1
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M content1_content2_content2_content4-untracked
  content2
  
  M content1_content2_content2_missing-tracked
  content2
  
  M content1_content2_content2_missing-untracked
  content2
  
  M content1_content2_content3_content1-tracked
  content2
  
  M content1_content2_content3_content1-untracked
  content2
  
  M content1_content2_content3_content2-tracked
  content2
  
  M content1_content2_content3_content2-untracked
  content2
  
  M content1_content2_content3_content3-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content3
  ||||||| base
  content1
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M content1_content2_content3_content3-untracked
  content2
  
  M content1_content2_content3_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  content1
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M content1_content2_content3_content4-untracked
  content2
  
  M content1_content2_content3_missing-tracked
  content2
  
  M content1_content2_content3_missing-untracked
  content2
  
  M content1_content2_missing_content1-tracked
  content2
  
  M content1_content2_missing_content1-untracked
  content2
  
  M content1_content2_missing_content2-tracked
  content2
  
  M content1_content2_missing_content2-untracked
  content2
  
  M content1_content2_missing_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  content1
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M content1_content2_missing_content4-untracked
  content2
  
  M content1_content2_missing_missing-tracked
  content2
  
  M content1_content2_missing_missing-untracked
  content2
  
  R content1_missing_content1_content1-tracked
  <missing>
  
  R content1_missing_content1_content1-untracked
  content1
  
  M content1_missing_content1_content4-tracked
  content4
  
  R content1_missing_content1_content4-untracked
  content4
  
  R content1_missing_content1_missing-tracked
  <missing>
  
  R content1_missing_content1_missing-untracked
  <missing>
  
  R content1_missing_content3_content1-tracked
  <missing>
  
  R content1_missing_content3_content1-untracked
  content1
  
  C content1_missing_content3_content3-tracked
  content3
  
  R content1_missing_content3_content3-untracked
  content3
  
  M content1_missing_content3_content4-tracked
  content4
  
  R content1_missing_content3_content4-untracked
  content4
  
  R content1_missing_content3_missing-tracked
  <missing>
  
  R content1_missing_content3_missing-untracked
  <missing>
  
  R content1_missing_missing_content1-tracked
  <missing>
  
  ? content1_missing_missing_content1-untracked
  content1
  
  A content1_missing_missing_content4-tracked
  content4
  
  ? content1_missing_missing_content4-untracked
  content4
  
  R content1_missing_missing_missing-tracked
  <missing>
  
  content1_missing_missing_missing-untracked: * (glob)
  <missing>
  
  C missing_content2_content2_content2-tracked
  content2
  
  M missing_content2_content2_content2-untracked
  content2
  
  M missing_content2_content2_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M missing_content2_content2_content4-untracked
  content2
  
  M missing_content2_content2_missing-tracked
  content2
  
  M missing_content2_content2_missing-untracked
  content2
  
  M missing_content2_content3_content2-tracked
  content2
  
  M missing_content2_content3_content2-untracked
  content2
  
  M missing_content2_content3_content3-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content3
  ||||||| base
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M missing_content2_content3_content3-untracked
  content2
  
  M missing_content2_content3_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M missing_content2_content3_content4-untracked
  content2
  
  M missing_content2_content3_missing-tracked
  content2
  
  M missing_content2_content3_missing-untracked
  content2
  
  M missing_content2_missing_content2-tracked
  content2
  
  M missing_content2_missing_content2-untracked
  content2
  
  M missing_content2_missing_content4-tracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M missing_content2_missing_content4-untracked
  <<<<<<< working copy: 0447570f1af6 - test: local
  content4
  ||||||| base
  =======
  content2
  >>>>>>> merge rev:    85100b8c675b - test: remote
  
  M missing_content2_missing_missing-tracked
  content2
  
  M missing_content2_missing_missing-untracked
  content2
  
  C missing_missing_content3_content3-tracked
  content3
  
  R missing_missing_content3_content3-untracked
  content3
  
  M missing_missing_content3_content4-tracked
  content4
  
  R missing_missing_content3_content4-untracked
  content4
  
  R missing_missing_content3_missing-tracked
  <missing>
  
  R missing_missing_content3_missing-untracked
  <missing>
  
  A missing_missing_missing_content4-tracked
  content4
  
  ? missing_missing_missing_content4-untracked
  content4
  
  R missing_missing_missing_missing-tracked
  <missing>
  
  missing_missing_missing_missing-untracked: * (glob)
  <missing>

  $ for f in `"$PYTHON" $TESTDIR/generate-working-copy-states.py filelist 3`
  > do
  >   if test -f ${f}.orig
  >   then
  >     echo ${f}.orig:
  >     cat ${f}.orig
  >   fi
  > done
  content1_content2_content1_content4-tracked.orig:
  content4
  content1_content2_content2_content4-tracked.orig:
  content4
  content1_content2_content3_content3-tracked.orig:
  content3
  content1_content2_content3_content4-tracked.orig:
  content4
  content1_content2_missing_content4-tracked.orig:
  content4
  missing_content2_content2_content4-tracked.orig:
  content4
  missing_content2_content3_content3-tracked.orig:
  content3
  missing_content2_content3_content4-tracked.orig:
  content4
  missing_content2_missing_content4-tracked.orig:
  content4
  missing_content2_missing_content4-untracked.orig:
  content4

Re-resolve and check status

  $ hg resolve --unmark --all
  $ hg resolve --all --tool :local
  (no more unresolved files)
  $ hg resolve --unmark --all
  $ hg resolve --all --tool internal:merge3
  file 'content1_content2_content1_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content1_content4-tracked
  file 'content1_content2_content1_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content1_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content2_content1-tracked
  file 'content1_content2_content2_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content2_content4-tracked
  file 'content1_content2_content2_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content2_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content3_content1-tracked
  file 'content1_content2_content3_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content3_content3-tracked
  file 'content1_content2_content3_content3-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_content3_content4-tracked
  file 'content1_content2_content3_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_content3_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_missing_content1-tracked
  file 'content1_content2_missing_content1-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_content2-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  merging content1_content2_missing_content4-tracked
  file 'content1_content2_missing_content4-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_missing-tracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_content2_missing_missing-untracked' was deleted in local [working copy] but was modified in other [merge rev].
  What do you want to do?
  use (c)hanged version, leave (d)eleted, or leave (u)nresolved? u
  file 'content1_missing_content1_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_content3_content3-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_content3_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  file 'content1_missing_missing_content4-tracked' was deleted in other [merge rev] but was modified in local [working copy].
  What do you want to do?
  use (c)hanged version, (d)elete, or leave (u)nresolved? u
  merging missing_content2_content2_content4-tracked
  merging missing_content2_content3_content3-tracked
  merging missing_content2_content3_content4-tracked
  merging missing_content2_missing_content4-tracked
  merging missing_content2_missing_content4-untracked
  warning: conflicts while merging content1_content2_content1_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging content1_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content2_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content3_content3-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_content3_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_missing_content4-tracked! (edit, then use 'hg resolve --mark')
  warning: conflicts while merging missing_content2_missing_content4-untracked! (edit, then use 'hg resolve --mark')
  [1]
  $ checkstatus > $TESTTMP/status2 2>&1
  $ cmp $TESTTMP/status1 $TESTTMP/status2 || diff -U8 $TESTTMP/status1 $TESTTMP/status2

Set up working directory again

  $ hg -q update --clean 2
  $ hg --config extensions.purge= purge
  $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 3 wc
  $ hg addremove -q --similarity 0
  $ hg forget *_*_*_*-untracked
  $ rm *_*_*_missing-*

Merge with checkunknown = warn, see that behavior is the same as before
  $ hg merge -f --tool internal:merge3 'desc("remote")' --config merge.checkunknown=warn > $TESTTMP/merge-output-2 2>&1
  [1]
  $ cmp $TESTTMP/merge-output-1 $TESTTMP/merge-output-2 || diff -U8 $TESTTMP/merge-output-1 $TESTTMP/merge-output-2