diff tests/test-evolve-content-divergent-corner-cases.t @ 4481:d02a7c8cdee5 stable

test: consolidate the content-divergent test cases

This commit move most of the content divergent related test in dedicated and
thematic test files.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-evolve-content-divergent-corner-cases.t	Wed Apr 10 14:32:00 2019 +0200
@@ -0,0 +1,321 @@
+========================================================
+Tests the resolution of content divergence: corner cases
+========================================================
+
+This file intend to cover cases that are specific enough to not fit in the
+other 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 []
+  
+Test divergence resolution when it yields to an empty commit (issue4950)
+cdivergent2 contains the same content than cdivergent1 and they are divergent
+versions of the revision _c
+
+  $ hg up .^
+  0 files updated, 0 files merged, 2 files removed, 0 files unresolved
+  $ mkcommit _c
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ mkcommit cdivergent1
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo "cdivergent1" > cdivergent1
+  $ hg add cdivergent1
+  $ hg ci -m "add _c"
+  created new head
+
+  $ hg log -G
+  @  7:b2ae71172042@default(draft) add _c []
+  |
+  | o  6:e3ff64ce8d4c@default(draft) add cdivergent1 []
+  |/
+  | o  5:48819a835615@default(draft) add _c []
+  |/
+  | o  4:45bf1312f454@default(draft) divergent []
+  |/
+  o  0:9092f1db7931@default(draft) added a []
+  
+
+  $ hg prune -s b2ae71172042 48819a835615
+  1 changesets pruned
+  $ hg prune -s e3ff64ce8d4c 48819a835615 --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+
+  $ hg log -G
+  @  7:b2ae71172042@default(draft) add _c [content-divergent]
+  |
+  | *  6:e3ff64ce8d4c@default(draft) add cdivergent1 [content-divergent]
+  |/
+  | o  4:45bf1312f454@default(draft) divergent []
+  |/
+  o  0:9092f1db7931@default(draft) added a []
+  
+  $ hg evolve --all --any --content-divergent
+  merge:[6] add cdivergent1
+  with: [7] add _c
+  base: [5] add _c
+  updating to "local" side of the conflict: e3ff64ce8d4c
+  merging "other" content-divergent changeset 'b2ae71172042'
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  nothing changed
+  working directory is now at e3ff64ce8d4c
+
+  $ cd ..
+
+Test None docstring issue of evolve divergent, which caused hg crush
+
+  $ hg init test2
+  $ cd test2
+  $ mkcommits _a _b
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo bdivergent > bdivergent11
+  $ hg ci -Am "bdivergent"
+  adding bdivergent11
+  created new head
+
+  $ hg up .^
+  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+  $ echo bdivergent > bdivergent22
+  $ hg ci -Am "bdivergent"
+  adding bdivergent22
+  created new head
+
+  $ hg log -G
+  @  3:6b096fb45070@default(draft) bdivergent []
+  |
+  | o  2:05a6b6a9e633@default(draft) bdivergent []
+  |/
+  | o  1:37445b16603b@default(draft) add _b []
+  |/
+  o  0:135f39f4bd78@default(draft) add _a []
+  
+
+  $ hg prune -s 6b096fb45070 37445b16603b
+  1 changesets pruned
+  $ hg prune -s 05a6b6a9e633 37445b16603b --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+  $ hg log -G
+  @  3:6b096fb45070@default(draft) bdivergent [content-divergent]
+  |
+  | *  2:05a6b6a9e633@default(draft) bdivergent [content-divergent]
+  |/
+  o  0:135f39f4bd78@default(draft) add _a []
+  
+
+  $ cat >$TESTTMP/test_extension.py  << EOF
+  > from mercurial import merge
+  > origupdate = merge.update
+  > def newupdate(*args, **kwargs):
+  >   return origupdate(*args, **kwargs)
+  > merge.update = newupdate
+  > EOF
+  $ cat >> $HGRCPATH << EOF
+  > [extensions]
+  > testextension=$TESTTMP/test_extension.py
+  > EOF
+  $ hg evolve --all
+  nothing to evolve on current working copy parent
+  (do you want to use --content-divergent)
+  [2]
+  $ hg evolve --content-divergent
+  merge:[3] bdivergent
+  with: [2] bdivergent
+  base: [1] add _b
+  merging "other" content-divergent changeset '05a6b6a9e633'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at 73ff357d3975
+
+  $ cd ..
+
+Test to make sure that evolve don't fall into unrecoverable state (issue6053)
+------------------------------------------------------------------------------
+
+It happened when two divergent csets has different parent (need relocation)
+and resolution parent is obsolete. So this issue triggered when during
+relocation we hit conflicts. So lets make the repo as described.
+
+  $ hg init localside
+  $ cd localside
+  $ for ch in a b c d e; do
+  > echo $ch > $ch;
+  > hg add $ch;
+  > hg ci -m "added "$ch;
+  > done;
+
+  $ hg glog
+  @  4:8d71eadcc9df added e
+  |   () [default] draft
+  o  3:9150fe93bec6 added d
+  |   () [default] draft
+  o  2:155349b645be added c
+  |   () [default] draft
+  o  1:5f6d8a4bf34a added b
+  |   () [default] draft
+  o  0:9092f1db7931 added a
+      () [default] draft
+
+  $ echo ee > e
+  $ hg amend -m "updated e"
+  $ hg up 1 -q
+
+To make sure we hit conflict while relocating
+  $ echo dd > d
+  $ echo ee > e
+  $ hg add d e
+  $ hg ci -m "updated e"
+  created new head
+
+Lets create divergence
+  $ hg prune 4 -s . --hidden
+  1 changesets pruned
+  2 new content-divergent changesets
+
+Making obsolete resolution parent
+  $ hg prune 3
+  1 changesets pruned
+  1 new orphan changesets
+
+  $ hg glog
+  @  6:de4ea3103326 updated e
+  |   () [default] draft
+  | *  5:ff6f7cd76a7c updated e
+  | |   () [default] draft
+  | x  3:9150fe93bec6 added d
+  | |   () [default] draft
+  | o  2:155349b645be added c
+  |/    () [default] draft
+  o  1:5f6d8a4bf34a added b
+  |   () [default] draft
+  o  0:9092f1db7931 added a
+      () [default] draft
+
+  $ hg evolve --content-divergent --any
+  merge:[5] updated e
+  with: [6] updated e
+  base: [4] added e
+  rebasing "other" content-divergent changeset de4ea3103326 on 9150fe93bec6
+  merging d
+  warning: conflicts while merging d! (edit, then use 'hg resolve --mark')
+  fix conflicts and see `hg help evolve.interrupted`
+  [1]
+
+  $ hg diff --no-git --config diff.unified=3
+  diff -r 9150fe93bec6 d
+  --- a/d	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/d	Thu Jan 01 00:00:00 1970 +0000
+  @@ -1,1 +1,5 @@
+  +<<<<<<< destination: 9150fe93bec6 - test: added d
+   d
+  +=======
+  +dd
+  +>>>>>>> evolving:    de4ea3103326 - test: updated e
+  diff -r 9150fe93bec6 e
+  --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+  +++ b/e	Thu Jan 01 00:00:00 1970 +0000
+  @@ -0,0 +1,1 @@
+  +ee
+
+  $ echo dresolved > d
+  $ hg res -m
+  (no more unresolved files)
+  continue: hg evolve --continue
+
+  $ hg evolve --continue
+  evolving 6:de4ea3103326 "updated e"
+  updating to "local" side of the conflict: ff6f7cd76a7c
+  merging "other" content-divergent changeset 'e504bd82de7e'
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  working directory is now at 83b1664a580f
+
+  $ hg glog -l1
+  @  8:83b1664a580f updated e
+  |   () [default] draft
+  ~
+
+  $ cd ..