evolve: run in a single transaction
This speeds up `hg evolve --all` of a stack of 24 commits in the hg
repo from 11.5s to 3.7s (3x). As can be seen in the tests, it also
avoid some warnings about transiently unstable commits.
$ . "$TESTDIR/testlib/topic_setup.sh"
Testing the config knob to forbid untopiced commit
======================================================
$ hg init $TESTTMP/untopic-commit
$ cd $TESTTMP/untopic-commit
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = enforce
> EOF
$ touch a b c d
$ hg add a
$ hg ci -m "Added a"
abort: no active topic
(see 'hg help -e topic.topic-mode' for details)
[255]
(same test, checking we abort before the editor)
$ EDITOR=cat hg ci -m "Added a" --edit
abort: no active topic
(see 'hg help -e topic.topic-mode' for details)
[255]
$ hg ci -m "added a" --config experimental.topic-mode=ignore
$ hg log
changeset: 0:a154386e50d1
tag: tip
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: added a
Testing the config knob to warn about untopiced commit
==========================================================
$ hg init $TESTTMP/untopic-warn-commit
$ cd $TESTTMP/untopic-warn-commit
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = warning
> EOF
$ touch a b c d
$ hg add a
(same test, checking we abort before the editor)
$ HGEDITOR=cat hg ci -m "Added a" --edit
warning: new draft commit without topic
(see 'hg help -e topic.topic-mode' for details)
Added a
HG: Enter commit message. Lines beginning with 'HG:' are removed.
HG: Leave message empty to abort commit.
HG: --
HG: user: test
HG: branch 'default'
HG: added a
$ HGEDITOR=cat hg ci --amend -m "Added a" --edit
Added a
HG: Enter commit message. Lines beginning with 'HG:' are removed.
HG: Leave message empty to abort commit.
HG: --
HG: user: test
HG: branch 'default'
HG: added a
$ hg ci --amend -m "added a'" --config experimental.topic-mode=ignore
$ hg log
changeset: 2:2e862d8b5eff
tag: tip
parent: -1:000000000000
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: added a'
Testing the config knob to warn about untopiced merge commit
================================================================
$ hg init $TESTTMP/test-untopic-merge-commit
$ cd $TESTTMP/test-untopic-merge-commit
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = enforce
> EOF
$ touch ROOT
$ hg commit -A -m "ROOT" --config experimental.topic-mode=ignore
adding ROOT
$ touch a
$ hg add a
$ hg topic mytopic
marked working directory as topic: mytopic
$ hg ci -m "Added a"
active topic 'mytopic' grew its first changeset
(see 'hg help topics' for more information)
$ hg up -r "desc('ROOT')"
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ touch default
$ hg add default
$ hg commit -m "default" --config experimental.topic-mode=ignore
$ hg merge mytopic
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg commit -m "merge mytopic"
warning: new draft commit without topic
(see 'hg help -e topic.topic-mode' for details)
$ hg log -G
@ changeset: 3:676a445d1c09
|\ tag: tip
| | parent: 2:a4da109ee59f
| | parent: 1:e5b6c632bd8e
| | user: test
| | date: Thu Jan 01 00:00:00 1970 +0000
| | summary: merge mytopic
| |
| o changeset: 2:a4da109ee59f
| | parent: 0:ec1d2790416d
| | user: test
| | date: Thu Jan 01 00:00:00 1970 +0000
| | summary: default
| |
o | changeset: 1:e5b6c632bd8e
|/ topic: mytopic
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Added a
|
o changeset: 0:ec1d2790416d
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: ROOT
Testing the config knob to about on untopiced merge commit
================================================================
$ hg init $TESTTMP/test-untopic-merge-commit-abort
$ cd $TESTTMP/test-untopic-merge-commit-abort
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = enforce-all
> EOF
$ touch ROOT
$ hg commit -A -m "ROOT" --config experimental.topic-mode=ignore
adding ROOT
$ touch a
$ hg add a
$ hg topic mytopic
marked working directory as topic: mytopic
$ hg ci -m "Added a"
active topic 'mytopic' grew its first changeset
(see 'hg help topics' for more information)
$ hg up -r "desc('ROOT')"
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ touch default
$ hg add default
$ hg commit -m "default" --config experimental.topic-mode=ignore
$ hg merge mytopic
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg commit -m "merge mytopic"
abort: no active topic
(see 'hg help -e topic.topic-mode' for details)
[255]
$ hg log -G
@ changeset: 2:a4da109ee59f
| tag: tip
| parent: 0:ec1d2790416d
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: default
|
| @ changeset: 1:e5b6c632bd8e
|/ topic: mytopic
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Added a
|
o changeset: 0:ec1d2790416d
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: ROOT
Testing the config knob to use a random topic for untopic commit
====================================================================
$ hg init $TESTTMP/test-untopic-random
$ cd $TESTTMP/test-untopic-random
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = random
> EOF
$ touch ROOT
$ hg commit -A -m "ROOT" --config experimental.topic-mode=ignore
adding ROOT
$ touch A
$ hg add A
$ hg commit -m "Add A" --config devel.randomseed=42
active topic 'panoramic-antelope' grew its first changeset
(see 'hg help topics' for more information)
$ hg up -r "desc(ROOT)"
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ touch B
$ hg add B
$ hg commit -m "Add B" --config devel.randomseed=128
active topic 'various-dove' grew its first changeset
(see 'hg help topics' for more information)
Test a merge too
$ hg phase --public -r .
active topic 'various-dove' is now empty
(use 'hg topic --clear' to clear it if needed)
$ hg up default
clearing empty topic "various-dove"
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg log -G
@ changeset: 2:2d2acb6efad5
| tag: tip
| parent: 0:ec1d2790416d
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Add B
|
| o changeset: 1:d4b548f35972
|/ topic: panoramic-antelope
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Add A
|
o changeset: 0:ec1d2790416d
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: ROOT
$ hg merge panoramic-antelope
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg ci -m 'merge'
Testing the config knob to use a random topic for untopic commit (even for merge)
=================================================================================
$ hg init $TESTTMP/test-untopic-random-all
$ cd $TESTTMP/test-untopic-random-all
$ cat <<EOF >> .hg/hgrc
> [phases]
> publish=false
> EOF
$ cat <<EOF >> $HGRCPATH
> [experimental]
> topic-mode = random-all
> EOF
$ touch ROOT
$ hg commit -A -m "ROOT" --config experimental.topic-mode=ignore
adding ROOT
$ touch A
$ hg add A
$ hg commit -m "Add A" --config devel.randomseed=42
active topic 'panoramic-antelope' grew its first changeset
(see 'hg help topics' for more information)
$ hg up -r "desc(ROOT)"
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ touch B
$ hg add B
$ hg commit -m "Add B" --config devel.randomseed=128
active topic 'various-dove' grew its first changeset
(see 'hg help topics' for more information)
Test a merge too
$ hg phase --public -r .
active topic 'various-dove' is now empty
(use 'hg topic --clear' to clear it if needed)
$ hg up default
clearing empty topic "various-dove"
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg log -G
@ changeset: 2:2d2acb6efad5
| tag: tip
| parent: 0:ec1d2790416d
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Add B
|
| o changeset: 1:d4b548f35972
|/ topic: panoramic-antelope
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: Add A
|
o changeset: 0:ec1d2790416d
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: ROOT
$ hg merge panoramic-antelope
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg ci -m 'merge' --config devel.randomseed=1337
active topic 'omniscient-locust' grew its first changeset
(see 'hg help topics' for more information)