dirstate: deal with read-race for pure rust code path (rhg)
If we cannot read the dirstate data, this is probably because a writing process
wrote it under our feet. So refresh the docket and try again a handful of time.
$ cat >> $HGRCPATH <<EOF
> [extensions]
> histedit=
> EOF
$ initrepos ()
> {
> hg init r
> cd r
> for x in a b c ; do
> echo $x > $x
> hg add $x
> hg ci -m $x
> done
> cd ..
> hg clone r r2 | grep -v updating
> cd r2
> for x in d e f ; do
> echo $x > $x
> hg add $x
> hg ci -m $x
> done
> cd ..
> hg init r3
> cd r3
> for x in g h i ; do
> echo $x > $x
> hg add $x
> hg ci -m $x
> done
> cd ..
> }
$ initrepos
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
show the edit commands offered by outgoing
$ cd r2
$ HGEDITOR=cat hg histedit --outgoing ../r | grep -v comparing | grep -v searching
pick 055a42cdd887 3 d
pick e860deea161a 4 e
pick 652413bf663e 5 f
# Edit history between 055a42cdd887 and 652413bf663e
#
# Commits are listed from least to most recent
#
# You can reorder changesets by reordering the lines
#
# Commands:
#
# e, edit = use commit, but allow edits before making new commit
# m, mess = edit commit message without changing commit content
# p, pick = use commit
# b, base = checkout changeset and apply further changesets from there
# d, drop = remove commit from history
# f, fold = use commit, but combine it with the one above
# r, roll = like fold, but discard this commit's description and date
#
$ cd ..
show the error from unrelated repos
$ cd r3
$ HGEDITOR=cat hg histedit --outgoing ../r | grep -v comparing | grep -v searching
abort: repository is unrelated
[1]
$ cd ..
show the error from unrelated repos
$ cd r3
$ HGEDITOR=cat hg histedit --force --outgoing ../r
comparing with ../r
searching for changes
warning: repository is unrelated
pick 2a4042b45417 0 g
pick 68c46b4927ce 1 h
pick 51281e65ba79 2 i
# Edit history between 2a4042b45417 and 51281e65ba79
#
# Commits are listed from least to most recent
#
# You can reorder changesets by reordering the lines
#
# Commands:
#
# e, edit = use commit, but allow edits before making new commit
# m, mess = edit commit message without changing commit content
# p, pick = use commit
# b, base = checkout changeset and apply further changesets from there
# d, drop = remove commit from history
# f, fold = use commit, but combine it with the one above
# r, roll = like fold, but discard this commit's description and date
#
$ cd ..
test sensitivity to branch in URL:
$ cd r2
$ hg -q update 2
$ hg -q branch foo
$ hg commit -m 'create foo branch'
$ HGEDITOR=cat hg histedit --outgoing '../r#foo' | grep -v comparing | grep -v searching
pick f26599ee3441 6 create foo branch
# Edit history between f26599ee3441 and f26599ee3441
#
# Commits are listed from least to most recent
#
# You can reorder changesets by reordering the lines
#
# Commands:
#
# e, edit = use commit, but allow edits before making new commit
# m, mess = edit commit message without changing commit content
# p, pick = use commit
# b, base = checkout changeset and apply further changesets from there
# d, drop = remove commit from history
# f, fold = use commit, but combine it with the one above
# r, roll = like fold, but discard this commit's description and date
#
test to check number of roots in outgoing revisions
$ hg -q outgoing -G --template '{node|short}({branch})' '../r'
@ f26599ee3441(foo)
o 652413bf663e(default)
|
o e860deea161a(default)
|
o 055a42cdd887(default)
$ HGEDITOR=cat hg -q histedit --outgoing '../r'
abort: there are ambiguous outgoing revisions
(see 'hg help histedit' for more detail)
[20]
$ hg -q update -C 2
$ echo aa >> a
$ hg -q commit -m 'another head on default'
$ hg -q outgoing -G --template '{node|short}({branch})' '../r#default'
@ 3879dc049647(default)
o 652413bf663e(default)
|
o e860deea161a(default)
|
o 055a42cdd887(default)
$ HGEDITOR=cat hg -q histedit --outgoing '../r#default'
abort: there are ambiguous outgoing revisions
(see 'hg help histedit' for more detail)
[20]
$ cd ..