evolve: improve transaction related code to use the lock module
Refactored some of the places where we are using locking in evolve to use
the lock module and write less code.
This should also fix a couple of bug where tr could be None at release time.
$ cat >> $HGRCPATH <<EOF
> [extensions]
> hgext.graphlog=
> EOF
$ echo "evolve=$(echo $(dirname $TESTDIR))/hgext/evolve.py" >> $HGRCPATH
$ glog() {
> hg glog --template '{rev}:{node|short}@{branch}({obsolete}/{phase}) {desc|firstline}\n' "$@"
> }
$ hg init repo
$ cd repo
Cannot uncommit null changeset
$ hg uncommit
abort: cannot rewrite immutable changeset
[255]
Cannot uncommit public changeset
$ echo a > a
$ hg ci -Am adda a
$ hg phase --public .
$ hg uncommit
abort: cannot rewrite immutable changeset
[255]
$ hg phase --force --draft .
Cannot uncommit merge
$ hg up -q null
$ echo b > b
$ echo c > c
$ echo d > d
$ echo f > f
$ echo g > g
$ echo j > j
$ echo m > m
$ echo n > n
$ echo o > o
$ hg ci -Am addmore
adding b
adding c
adding d
adding f
adding g
adding j
adding m
adding n
adding o
created new head
$ hg merge
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg uncommit
abort: cannot uncommit while merging
[255]
$ hg ci -m merge
$ hg uncommit
abort: cannot uncommit merge changeset
[255]
Prepare complicated changeset
$ hg branch bar
marked working directory as branch bar
(branches are permanent and global, did you want a bookmark?)
$ hg cp a aa
$ echo b >> b
$ hg rm c
$ echo d >> d
$ echo e > e
$ hg mv f ff
$ hg mv g h
$ echo j >> j
$ echo k > k
$ echo l > l
$ hg rm m
$ hg rm n
$ echo o >> o
$ hg ci -Am touncommit
adding e
adding k
adding l
$ hg st --copies --change .
M b
M d
M j
M o
A aa
a
A e
A ff
f
A h
g
A k
A l
R c
R f
R g
R m
R n
$ hg man -r .
a
aa
b
d
e
ff
h
j
k
l
o
Add a couple of bookmarks
$ glog --hidden
@ 3:5eb72dbe0cb4@bar(stable/draft) touncommit
|
o 2:f63b90038565@default(stable/draft) merge
|\
| o 1:f15c744d48e8@default(stable/draft) addmore
|
o 0:07f494440405@default(stable/draft) adda
$ hg bookmark -r 2 unrelated
$ hg bookmark touncommit-bm
$ hg bookmark --inactive touncommit-bm-inactive
$ hg bookmarks
* touncommit-bm 3:5eb72dbe0cb4
touncommit-bm-inactive 3:5eb72dbe0cb4
unrelated 2:f63b90038565
Prepare complicated working directory
$ hg branch foo
marked working directory as branch foo
(branches are permanent and global, did you want a bookmark?)
$ hg mv ff f
$ hg mv h i
$ hg rm j
$ hg rm k
$ echo l >> l
$ echo m > m
$ echo o > o
Test uncommit without argument, should be a no-op
$ hg uncommit
abort: nothing to uncommit
(use --all to uncommit all files)
[255]
$ hg bookmarks
* touncommit-bm 3:5eb72dbe0cb4
touncommit-bm-inactive 3:5eb72dbe0cb4
unrelated 2:f63b90038565
Test no matches
$ hg uncommit --include nothere
abort: nothing to uncommit
(use --all to uncommit all files)
[255]
Enjoy uncommit
$ hg uncommit aa b c f ff g h j k l m o
$ hg branch
foo
$ hg st --copies
M b
A aa
a
A i
g
A l
R c
R g
R j
R m
$ cat aa
a
$ cat b
b
b
$ cat l
l
l
$ cat m
m
$ test -f c && echo 'error: c was removed!'
[1]
$ test -f j && echo 'error: j was removed!'
[1]
$ test -f k && echo 'error: k was removed!'
[1]
$ hg st --copies --change .
M d
A e
R n
$ hg man -r .
a
b
c
d
e
f
g
j
m
o
$ hg cat -r . d
d
d
$ hg cat -r . e
e
$ glog --hidden
@ 4:e8db4aa611f6@bar(stable/draft) touncommit
|
| x 3:5eb72dbe0cb4@bar(extinct/draft) touncommit
|/
o 2:f63b90038565@default(stable/draft) merge
|\
| o 1:f15c744d48e8@default(stable/draft) addmore
|
o 0:07f494440405@default(stable/draft) adda
$ hg bookmarks
* touncommit-bm 4:e8db4aa611f6
touncommit-bm-inactive 4:e8db4aa611f6
unrelated 2:f63b90038565
$ hg debugobsolete
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 e8db4aa611f6d5706374288e6898e498f5c44098 0 (*) {'user': 'test'} (glob)
Test phase is preserved, no local changes
$ hg up -C 3 --hidden
8 files updated, 0 files merged, 1 files removed, 0 files unresolved
(leaving bookmark touncommit-bm)
working directory parent is obsolete!
$ hg --config extensions.purge= purge
$ hg uncommit -I 'set:added() and e'
2 new divergent changesets
$ hg st --copies
A e
$ hg st --copies --change .
M b
M d
M j
M o
A aa
A ff
f
A h
g
A k
A l
R c
R f
R g
R m
R n
$ glog --hidden
@ 5:c706fe2c12f8@bar(stable/draft) touncommit
|
| o 4:e8db4aa611f6@bar(stable/draft) touncommit
|/
| x 3:5eb72dbe0cb4@bar(extinct/draft) touncommit
|/
o 2:f63b90038565@default(stable/draft) merge
|\
| o 1:f15c744d48e8@default(stable/draft) addmore
|
o 0:07f494440405@default(stable/draft) adda
$ hg debugobsolete
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 e8db4aa611f6d5706374288e6898e498f5c44098 0 (*) {'user': 'test'} (glob)
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 c706fe2c12f83ba5010cb60ea6af3bd1f0c2d6d3 0 (*) {'user': 'test'} (glob)
Test --all
$ hg up -C 3 --hidden
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
working directory parent is obsolete!
$ hg --config extensions.purge= purge
$ hg uncommit --all -X e
1 new divergent changesets
$ hg st --copies
M b
M d
M j
M o
A aa
a
A ff
f
A h
g
A k
A l
R c
R f
R g
R m
R n
$ hg st --copies --change .
A e
$ hg debugobsolete
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 e8db4aa611f6d5706374288e6898e498f5c44098 0 (*) {'user': 'test'} (glob)
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 c706fe2c12f83ba5010cb60ea6af3bd1f0c2d6d3 0 (*) {'user': 'test'} (glob)
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 c4cbebac3751269bdf12d1466deabcc78521d272 0 (*) {'user': 'test'} (glob)
Display a warning if nothing left
$ hg uncommit e
new changeset is empty
(use "hg prune ." to remove it)
$ hg debugobsolete
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 e8db4aa611f6d5706374288e6898e498f5c44098 0 (*) {'user': 'test'} (glob)
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 c706fe2c12f83ba5010cb60ea6af3bd1f0c2d6d3 0 (*) {'user': 'test'} (glob)
5eb72dbe0cb409d094e3b4ae8eaa30071c1b8730 c4cbebac3751269bdf12d1466deabcc78521d272 0 (*) {'user': 'test'} (glob)
c4cbebac3751269bdf12d1466deabcc78521d272 4f1c269eab68720f54e88ce3c1dc02b2858b6b89 0 (*) {'user': 'test'} (glob)
Test instability warning
$ hg ci -m touncommit
$ echo unrelated > unrelated
$ hg ci -Am addunrelated unrelated
$ hg previous
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
[8] touncommit
$ hg uncommit aa
1 new unstable changesets
Test uncommiting agains a different base
$ hg cat b --rev .
b
b
$ hg cat b --rev .^
b
$ hg cat b --rev 0
b: no such file in rev 07f494440405
[1]
$ hg uncommit --rev . b
abort: cannot uncommit to parent changeset
[255]
$ hg uncommit --rev 0 b
$ hg cat b --rev .
b: no such file in rev 5b27f6b17da2
[1]
Test uncommiting precursors
$ hg uncommit --hidden --rev 'precursors(.)' b
$ hg cat b --rev .
b
b