diff -r d18044dfc584 -r d02a7c8cdee5 tests/test-evolve-content-divergent-basic.t
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-evolve-content-divergent-basic.t	Wed Apr 10 14:32:00 2019 +0200
@@ -0,0 +1,578 @@
+=======================================================
+Tests the resolution of content divergence: basic cases
+=======================================================
+
+This file intend to cover basic case of content divergence. See the other test
+file for more advanced cases.
+
+  $ cat >> $HGRCPATH <<EOF
+  > [alias]
+  > glog = log -GT "{rev}:{node|short} {desc|firstline}\n ({bookmarks}) [{branch}] {phase}"
+  > [defaults]
+  > amend=-d "0 0"
+  > fold=-d "0 0"
+  > [web]
+  > push_ssl = false
+  > allow_push = *
+  > [phases]
+  > publish = False
+  > [diff]
+  > git = 1
+  > unified = 0
+  > [ui]
+  > logtemplate = {rev}:{node|short}@{branch}({phase}) {desc|firstline} [{troubles}]\n
+  > [extensions]
+  > EOF
+  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH
+  $ mkcommit() {
+  >    echo "$1" > "$1"
+  >    hg add "$1"
+  >    hg ci -m "add $1"
+  > }
+
+  $ mkcommits() {
+  >   for i in $@; do mkcommit $i ; done
+  > }
+
+Basic test of divergence: two divergent changesets with the same parents
+With --all --any we dedupe the divergent and solve the divergence once
+
+  $ hg init test1
+  $ cd test1
+  $ echo a > a
+  $ hg ci -Aqm "added a"
+  $ echo b > b
+  $ hg ci -Aqm "added b"
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo bdivergent > bdivergent1
+  $ hg ci -Am "divergent"
+  adding bdivergent1
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo bdivergent > bdivergent2
+  $ hg ci -Am "divergent"
+  adding bdivergent2
+  created new head
+
+  $ hg prune -s 8374d2ddc3a4 "desc('added b')"
+  1 changesets pruned
+  $ hg prune -s 593c57f2117e "desc('added b')" --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+
+  $ hg log -G
+  @  3:8374d2ddc3a4@default(draft) divergent [content-divergent]
+  |
+  | *  2:593c57f2117e@default(draft) divergent [content-divergent]
+  |/
+  o  0:9092f1db7931@default(draft) added a []
+  
+
+  $ hg evolve --all --any --content-divergent
+  merge:[2] divergent
+  with: [3] divergent
+  base: [1] added b
+  updating to "local" side of the conflict: 593c57f2117e
+  merging "other" content-divergent changeset '8374d2ddc3a4'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at 45bf1312f454
+  $ hg log -G
+  @  4:45bf1312f454@default(draft) divergent []
+  |
+  o  0:9092f1db7931@default(draft) added a []
+  
+
+  $ cd ..
+
+Extra setup
+-----------
+
+(the test below were initially in a different file)
+
+  $ hg init cdiv
+  $ cd cdiv
+  $ echo ".*\.orig" > .hgignore
+  $ hg add .hgignore
+  $ hg ci -m "added hgignore"
+  $ for ch in a b c d; do echo foo > $ch; hg add $ch; hg ci -qm "added "$ch; done;
+
+  $ hg glog
+  @  4:c41c793e0ef1 added d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+Merging branch difference
+-------------------------
+
+Creating content-divergence with branch change where base, divergent and other
+have different branches
+
+  $ hg branch -r . foobar
+  changed branch on 1 changesets
+
+  $ hg up c41c793e0ef1 --hidden
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset c41c793e0ef1
+  (hidden revision 'c41c793e0ef1' was rewritten as: 9e5dffcb3d48)
+  working directory parent is obsolete! (c41c793e0ef1)
+  (use 'hg evolve' to update to its successor: 9e5dffcb3d48)
+  $ echo bar > d
+  $ hg branch watwat
+  marked working directory as branch watwat
+  $ hg amend
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  6:264b04f771fb added d
+  |   () [watwat] draft
+  | *  5:9e5dffcb3d48 added d
+  |/    () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent --config ui.interactive=True<<EOF
+  > c
+  > EOF
+  merge:[6] added d
+  with: [5] added d
+  base: [4] added d
+  merging "other" content-divergent changeset '9e5dffcb3d48'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  content divergent changesets on different branches.
+  choose branch for the resolution changeset. (a) default or (b) watwat or (c) foobar?  c
+  working directory is now at 0ac42f1bc15c
+
+  $ hg glog
+  @  7:0ac42f1bc15c added d
+  |   () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+Testing merging of commit messages
+-----------------------------------
+
+When base and one of the divergent has same commit messages and other divergent
+has different one
+
+  $ echo wat > d
+  $ hg amend
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+
+  $ echo bar > d
+  $ hg ci -Aqm "added a d with bar in it, expect some beers"
+
+  $ hg prune -r 0ac42f1bc15c -s . --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  9:59081c9c425a added a d with bar in it, expect some beers
+  |   () [default] draft
+  | *  8:f621d00f5f0e added d
+  |/    () [foobar] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[9] added a d with bar in it, expect some beers
+  with: [8] added d
+  base: [7] added d
+  merging "other" content-divergent changeset 'f621d00f5f0e'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at a9d6fd6b5e40
+
+  $ hg glog
+  @  10:a9d6fd6b5e40 added a d with bar in it, expect some beers
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+When base has different message and both divergents has same one
+
+  $ echo foo > d
+  $ hg amend -m "foo to d"
+
+  $ hg up a9d6fd6b5e40 --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset a9d6fd6b5e40
+  (hidden revision 'a9d6fd6b5e40' was rewritten as: b10b07a394f1)
+  working directory parent is obsolete! (a9d6fd6b5e40)
+  (use 'hg evolve' to update to its successor: b10b07a394f1)
+  $ echo babar > d
+  $ hg amend -m "foo to d"
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  12:0bb497fed24a foo to d
+  |   () [default] draft
+  | *  11:b10b07a394f1 foo to d
+  |/    () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[12] foo to d
+  with: [11] foo to d
+  base: [10] added a d with bar in it, expect some beers
+  merging "other" content-divergent changeset 'b10b07a394f1'
+  merging d
+  warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ echo foobar > d
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+  $ hg evolve --continue
+  working directory is now at 11175423b5dc
+
+  $ hg glog
+  @  13:11175423b5dc foo to d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+When all three base, divergent and other has different commit messages creating
+conflicts
+
+  $ echo bar > d
+  $ hg amend -m "bar to d, expect beers"
+
+  $ hg up 11175423b5dc --hidden
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset 11175423b5dc
+  (hidden revision '11175423b5dc' was rewritten as: 27f0463f169a)
+  working directory parent is obsolete! (11175423b5dc)
+  (use 'hg evolve' to update to its successor: 27f0463f169a)
+  $ echo wat > d
+  $ hg amend -m "wat to d, wat?"
+  2 new content-divergent changesets
+
+  $ hg glog
+  @  15:f542037ddf31 wat to d, wat?
+  |   () [default] draft
+  | *  14:27f0463f169a bar to d, expect beers
+  |/    () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ hg evolve --content-divergent
+  merge:[15] wat to d, wat?
+  with: [14] bar to d, expect beers
+  base: [13] foo to d
+  merging "other" content-divergent changeset '27f0463f169a'
+  merging d
+  warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ echo watbar > d
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+
+  $ cat > editor.sh <<EOF
+  > #!/bin/sh
+  > printf "**showing editors text**\n\n"
+  > cat \$1
+  > printf "\n**done showing editors text**\n\n"
+  > cat > \$1 <<ENDOF
+  > watbar to d
+  > ENDOF
+  > EOF
+
+  $ HGEDITOR='sh ./editor.sh' hg evolve --continue
+  **showing editors text**
+  
+  HG: Conflicts while merging changeset description of content-divergent changesets.
+  HG: Resolve conflicts in commit messages to continue.
+  
+  <<<<<<< divergent
+  wat to d, wat?||||||| base
+  foo to d=======
+  bar to d, expect beers>>>>>>> other
+  
+  **done showing editors text**
+  
+  working directory is now at 89ea3eee2d69
+
+  $ hg glog
+  @  16:89ea3eee2d69 watbar to d
+  |   () [default] draft
+  o  3:ca1b80f7960a added c
+  |   () [default] draft
+  o  2:b1661037fa25 added b
+  |   () [default] draft
+  o  1:c7586e2a9264 added a
+  |   () [default] draft
+  o  0:8fa14d15e168 added hgignore
+      () [default] draft
+
+  $ cd ..
+
+Stabilize divergent changesets with same parent
+===============================================
+
+  $ glog() {
+  >   hg log -G --template \
+  >     '{rev}:{node|short}@{branch}({phase}) bk:[{bookmarks}] {desc|firstline}\n' "$@"
+  > }
+
+  $ hg init content-divergent-savanna
+  $ cd content-divergent-savanna
+  $ echo a > a
+  $ hg add a
+  $ hg ci -m 'root'
+  $ hg phase --public .
+  $ cat << EOF >> a
+  > flore
+  > arthur
+  > zephir
+  > some
+  > less
+  > conflict
+  > EOF
+  $ hg ci -m 'More addition'
+  $ glog
+  @  1:867e43582046@default(draft) bk:[] More addition
+  |
+  o  0:6569b5a81c7e@default(public) bk:[] root
+  
+  $ echo 'babar' >> a
+  $ hg amend
+  $ hg up --hidden 'min(desc("More addition"))'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset 867e43582046
+  (hidden revision '867e43582046' was rewritten as: fc6349f931da)
+  working directory parent is obsolete! (867e43582046)
+  (use 'hg evolve' to update to its successor: fc6349f931da)
+  $ mv a a.old
+  $ echo 'jungle' > a
+  $ cat a.old >> a
+  $ rm a.old
+  $ hg amend
+  2 new content-divergent changesets
+  $ glog
+  @  3:051337a45e7c@default(draft) bk:[] More addition
+  |
+  | *  2:fc6349f931da@default(draft) bk:[] More addition
+  |/
+  o  0:6569b5a81c7e@default(public) bk:[] root
+  
+
+Stabilize it
+
+  $ hg evolve -qn --confirm --content-divergent
+  merge:[3] More addition
+  with: [2] More addition
+  base: [1] More addition
+  perform evolve? [Ny] n
+  abort: evolve aborted by user
+  [255]
+  $ echo y | hg evolve -qn --confirm --config ui.interactive=True --content-divergent
+  merge:[3] More addition
+  with: [2] More addition
+  base: [1] More addition
+  perform evolve? [Ny] y
+  hg update -c 051337a45e7c &&
+  hg merge fc6349f931da &&
+  hg commit -m "auto merge resolving conflict between 051337a45e7c and fc6349f931da"&&
+  hg up -C 867e43582046 &&
+  hg revert --all --rev tip &&
+  hg commit -m "`hg log -r 051337a45e7c --template={desc}`";
+  $ hg evolve -v --content-divergent
+  merge:[3] More addition
+  with: [2] More addition
+  base: [1] More addition
+  merging "other" content-divergent changeset 'fc6349f931da'
+  resolving manifests
+  merging a
+  0 files updated, 1 files merged, 0 files removed, 0 files unresolved
+  committing files:
+  a
+  committing manifest
+  committing changelog
+  working directory is now at 5bf84d1d71d1
+  $ hg st
+  $ glog
+  @  4:5bf84d1d71d1@default(draft) bk:[] More addition
+  |
+  o  0:6569b5a81c7e@default(public) bk:[] root
+  
+  $ hg summary
+  parent: 4:5bf84d1d71d1 tip
+   More addition
+  branch: default
+  commit: (clean)
+  update: (current)
+  phases: 1 draft
+  $ hg export . --config diff.unified=3
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Node ID 5bf84d1d71d12f451bfe1e09b93045eb6338cd6c
+  # Parent  6569b5a81c7e307ddc076550e8c0f6d75b6effcd
+  More addition
+  
+  diff --git a/a b/a
+  --- a/a
+  +++ b/a
+  @@ -1,1 +1,9 @@
+  +jungle
+   a
+  +flore
+  +arthur
+  +zephir
+  +some
+  +less
+  +conflict
+  +babar
+
+Check conflict during divergence resolution
+-------------------------------------------------
+
+  $ hg up --hidden 'min(desc("More addition"))'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  updated to hidden changeset 867e43582046
+  (hidden revision '867e43582046' was rewritten as: 5bf84d1d71d1)
+  working directory parent is obsolete! (867e43582046)
+  (use 'hg evolve' to update to its successor: 5bf84d1d71d1)
+  $ echo 'gotta break' >> a
+  $ hg amend
+  2 new content-divergent changesets
+# reamend so that the case is not the first precursor.
+  $ hg amend -m "More addition (2)"
+  $ hg phase 'contentdivergent()'
+  4: draft
+  6: draft
+
+  $ glog
+  @  6:13c1b75640a1@default(draft) bk:[] More addition (2)
+  |
+  | *  4:5bf84d1d71d1@default(draft) bk:[] More addition
+  |/
+  o  0:6569b5a81c7e@default(public) bk:[] root
+  
+
+  $ hg evolve -qn --content-divergent
+  hg update -c 13c1b75640a1 &&
+  hg merge 5bf84d1d71d1 &&
+  hg commit -m "auto merge resolving conflict between 13c1b75640a1 and 5bf84d1d71d1"&&
+  hg up -C 867e43582046 &&
+  hg revert --all --rev tip &&
+  hg commit -m "`hg log -r 13c1b75640a1 --template={desc}`";
+  $ hg evolve --content-divergent
+  merge:[6] More addition (2)
+  with: [4] More addition
+  base: [1] More addition
+  merging "other" content-divergent changeset '5bf84d1d71d1'
+  merging a
+  warning: conflicts while merging a! (edit, then use 'hg resolve --mark')
+  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ cat > a <<EOF
+  > jungle
+  > a
+  > flore
+  > arthur
+  > zephir
+  > some
+  > less
+  > conflict
+  > babar
+  > EOF
+
+  $ hg resolve -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+  $ hg evolve --continue
+  working directory is now at 2346e1147fed
+  $ glog
+  @  7:2346e1147fed@default(draft) bk:[] More addition (2)
+  |
+  o  0:6569b5a81c7e@default(public) bk:[] root
+  
+  $ hg exp  --config diff.unified=3
+  # HG changeset patch
+  # User test
+  # Date 0 0
+  #      Thu Jan 01 00:00:00 1970 +0000
+  # Node ID 2346e1147fedc8c9aa17f9ba7870dcd8be52f567
+  # Parent  6569b5a81c7e307ddc076550e8c0f6d75b6effcd
+  More addition (2)
+  
+  diff --git a/a b/a
+  --- a/a
+  +++ b/a
+  @@ -1,1 +1,9 @@
+  +jungle
+   a
+  +flore
+  +arthur
+  +zephir
+  +some
+  +less
+  +conflict
+  +babar
+  $ cd ..