tests/test-evolve-content-divergent-stack.t
author Martin von Zweigbergk <martinvonz@google.com>
Mon, 11 Mar 2019 23:57:12 -0700
changeset 4500 cfcb7eedc666
parent 4490 7a5c6109ee84
child 4512 7a779a288793
child 4577 bcd52ce0916d
permissions -rw-r--r--
evolve: use merge.update() for resolving phase divergence Iterating over the manifest when tree manifests and narrowness is in play produces entries for paths outside the narrowspec that represent trees. For example, if the tests/ directory of the hg repo was not in the narrowspec (and the hg repo was using tree manifests, which it doesn't), then there would be a "tests/" entry in the manifest. The merge code deals with some of these cases. For example, it's valid to do a merge if only the local side changes directories outside the narrowspec. That allows rebasing a local commit onto a public commit that had changes to the excluded paths to work. However, _resolvephasedivergent() was iterating of the manifests, which resulted in crashes for some of our users when they tried to resolve phase-divergent commits (actually content-divergent commits that became phase-divergent after the intermediate rebase). We can fix that by relying on merge.update(), since that already handles this case.

=================================================
Tests the resolution of content divergence: stack
=================================================

This file intend to cover case with stacks of divergent changesets

  $ cat >> $HGRCPATH <<EOF
  > [alias]
  > glog = log -GT "{rev}:{node|short} {desc|firstline}\n ({bookmarks}) [{branch}] {phase}"
  > [phases]
  > publish = False
  > [extensions]
  > rebase =
  > EOF
  $ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH

Resolving content-divergence of a stack with same parents
---------------------------------------------------------

  $ hg init stacktest
  $ cd stacktest
  $ 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

  $ cd ..
  $ hg init stack2
  $ cd stack2
  $ hg pull ../stacktest
  pulling from ../stacktest
  requesting all changes
  adding changesets
  adding manifests
  adding file changes
  added 5 changesets with 5 changes to 5 files
  new changesets 8fa14d15e168:c41c793e0ef1 (5 drafts)
  (run 'hg update' to get a working copy)
  $ hg glog
  o  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

  $ hg up c7586e2a9264
  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ echo bar > a
  $ hg amend -m "watbar to a"
  3 new orphan changesets
  $ echo wat > a
  $ hg amend -m "watbar to a"
  $ hg evolve --all
  move:[2] added b
  atop:[6] watbar to a
  move:[3] added c
  move:[4] added d
  working directory is now at 15c781f93cac
  $ hg glog
  @  9:15c781f93cac added d
  |   () [default] draft
  o  8:9e5fb1d5b955 added c
  |   () [default] draft
  o  7:88516dccf68a added b
  |   () [default] draft
  o  6:82b74d5dc678 watbar to a
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ cd ../stacktest
  $ hg up .^^^
  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
  $ echo wat > a
  $ hg amend -m "watbar to a"
  3 new orphan changesets
  $ hg evolve --all
  move:[2] added b
  atop:[5] watbar to a
  move:[3] added c
  move:[4] added d
  working directory is now at c72d2885eb51
  $ hg glog
  @  8:c72d2885eb51 added d
  |   () [default] draft
  o  7:3ce4be6d8e5e added c
  |   () [default] draft
  o  6:d5f148423c16 added b
  |   () [default] draft
  o  5:8e222f257bbf watbar to a
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ hg pull ../stack2
  pulling from ../stack2
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 4 changesets with 0 changes to 4 files (+1 heads)
  5 new obsolescence markers
  8 new content-divergent changesets
  new changesets 82b74d5dc678:15c781f93cac (4 drafts)
  (run 'hg heads' to see heads, 'hg merge' to merge)

  $ hg glog
  *  12:15c781f93cac added d
  |   () [default] draft
  *  11:9e5fb1d5b955 added c
  |   () [default] draft
  *  10:88516dccf68a added b
  |   () [default] draft
  *  9:82b74d5dc678 watbar to a
  |   () [default] draft
  | @  8:c72d2885eb51 added d
  | |   () [default] draft
  | *  7:3ce4be6d8e5e added c
  | |   () [default] draft
  | *  6:d5f148423c16 added b
  | |   () [default] draft
  | *  5:8e222f257bbf watbar to a
  |/    () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ hg evolve --all --content-divergent
  merge:[5] watbar to a
  with: [9] watbar to a
  base: [1] added a
  updating to "local" side of the conflict: 8e222f257bbf
  merging "other" content-divergent changeset '82b74d5dc678'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  6 new orphan changesets
  merge:[6] added b
  with: [10] added b
  base: [2] added b
  updating to "local" side of the conflict: d5f148423c16
  merging "other" content-divergent changeset '88516dccf68a'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  merge:[7] added c
  with: [11] added c
  base: [3] added c
  updating to "local" side of the conflict: 3ce4be6d8e5e
  merging "other" content-divergent changeset '9e5fb1d5b955'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  merge:[8] added d
  with: [12] added d
  base: [4] added d
  updating to "local" side of the conflict: c72d2885eb51
  merging "other" content-divergent changeset '15c781f93cac'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory is now at 038fe7db3d88

  $ hg glog
  @  16:038fe7db3d88 added d
  |   () [default] draft
  o  15:b2cac10f3836 added c
  |   () [default] draft
  o  14:eadfd9d70680 added b
  |   () [default] draft
  o  13:f66f262fff6c watbar to a
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft
Resolving content-divergence of a stack with different parents
---------------------------------------------------------

  $ cd ..
  $ hg init stackrepo1
  $ cd stackrepo1
  $ 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

  $ cd ..
  $ hg init stackrepo2
  $ cd stackrepo2
  $ hg pull ../stackrepo1
  pulling from ../stackrepo1
  requesting all changes
  adding changesets
  adding manifests
  adding file changes
  added 5 changesets with 5 changes to 5 files
  new changesets 8fa14d15e168:c41c793e0ef1 (5 drafts)
  (run 'hg update' to get a working copy)

  $ hg glog
  o  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

  $ hg up 8fa14d15e168
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ echo newfile > newfile
  $ hg ci -Am "add newfile"
  adding newfile
  created new head
  $ hg rebase -s c7586e2a9264 -d .
  rebasing 1:c7586e2a9264 "added a"
  rebasing 2:b1661037fa25 "added b"
  rebasing 3:ca1b80f7960a "added c"
  rebasing 4:c41c793e0ef1 "added d"

  $ hg glog
  o  9:d45f050514c2 added d
  |   () [default] draft
  o  8:8ed612937375 added c
  |   () [default] draft
  o  7:6eb54b5af3fb added b
  |   () [default] draft
  o  6:c04ff147ef79 added a
  |   () [default] draft
  @  5:2228e3b74514 add newfile
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ cd ../stackrepo1
  $ hg up .^^^
  0 files updated, 0 files merged, 3 files removed, 0 files unresolved
  $ echo wat > a
  $ hg amend -m "watbar to a"
  3 new orphan changesets
  $ hg evolve --all
  move:[2] added b
  atop:[5] watbar to a
  move:[3] added c
  move:[4] added d
  working directory is now at c72d2885eb51

  $ hg glog
  @  8:c72d2885eb51 added d
  |   () [default] draft
  o  7:3ce4be6d8e5e added c
  |   () [default] draft
  o  6:d5f148423c16 added b
  |   () [default] draft
  o  5:8e222f257bbf watbar to a
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ hg pull ../stackrepo2
  pulling from ../stackrepo2
  searching for changes
  adding changesets
  adding manifests
  adding file changes
  added 5 changesets with 1 changes to 5 files (+1 heads)
  4 new obsolescence markers
  8 new content-divergent changesets
  new changesets 2228e3b74514:d45f050514c2 (5 drafts)
  (run 'hg heads' to see heads, 'hg merge' to merge)

  $ hg glog
  *  13:d45f050514c2 added d
  |   () [default] draft
  *  12:8ed612937375 added c
  |   () [default] draft
  *  11:6eb54b5af3fb added b
  |   () [default] draft
  *  10:c04ff147ef79 added a
  |   () [default] draft
  o  9:2228e3b74514 add newfile
  |   () [default] draft
  | @  8:c72d2885eb51 added d
  | |   () [default] draft
  | *  7:3ce4be6d8e5e added c
  | |   () [default] draft
  | *  6:d5f148423c16 added b
  | |   () [default] draft
  | *  5:8e222f257bbf watbar to a
  |/    () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft

  $ hg evolve --all --content-divergent
  merge:[10] added a
  with: [5] watbar to a
  base: [1] added a
  rebasing "other" content-divergent changeset 8e222f257bbf on 2228e3b74514
  updating to "local" side of the conflict: c04ff147ef79
  merging "other" content-divergent changeset '186bdc2cdfa2'
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  6 new orphan changesets
  merge:[11] added b
  with: [6] added b
  base: [2] added b
  rebasing "other" content-divergent changeset d5f148423c16 on c04ff147ef79
  updating to "local" side of the conflict: 6eb54b5af3fb
  merging "other" content-divergent changeset '8542f15656e7'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  merge:[12] added c
  with: [7] added c
  base: [3] added c
  rebasing "other" content-divergent changeset 3ce4be6d8e5e on 6eb54b5af3fb
  updating to "local" side of the conflict: 8ed612937375
  merging "other" content-divergent changeset 'a690ce53104a'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  merge:[13] added d
  with: [8] added d
  base: [4] added d
  rebasing "other" content-divergent changeset c72d2885eb51 on 8ed612937375
  updating to "local" side of the conflict: d45f050514c2
  merging "other" content-divergent changeset '1d1772990a3b'
  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
  working directory is now at 5f7a38bdb75c

  $ hg glog
  @  21:5f7a38bdb75c added d
  |   () [default] draft
  o  19:9865d598f0e0 added c
  |   () [default] draft
  o  17:ac70b8c8eb63 added b
  |   () [default] draft
  o  15:74fbf3e6a0b6 watbar to a
  |   () [default] draft
  o  9:2228e3b74514 add newfile
  |   () [default] draft
  o  0:8fa14d15e168 added hgignore
      () [default] draft
  $ cd ..