Mercurial > hg
view tests/test-strip.t @ 21892:89cdebc31cda
tags: introduce _readtaghist function
The existing _readtags function has been modified a little and renamed
_readtaghist. A new _readtaghist function has been added, which is a wrappger
around _readtaghist. Its output is the same as the old _readtaghist.
The purpose of this change is to make it possible to automatically merge tag
files. In order to do so we will need to get the line numbers for each of the
tag-node pairs on the first merge parent.
This is not used yet, but will be used on a follow up patch that will introduce
an automatic tag merge algorithm.
I performed some tests to compare the effect of this change. I used timeit to
run the test-tags.t test a 9 times with and without this patch. The results
were:
- without this patch: 3 loops, best of 3: 8.55 sec per loop
- with this patch: 3 loops, best of 3: 8.49 sec per loop
The the test was on average was slightly faster with this patch (although the
difference was probably not statistically significant).
author | Angel Ezquerra <angel.ezquerra@gmail.com> |
---|---|
date | Sat, 28 Jun 2014 01:42:39 +0200 |
parents | ba3bc6474bbf |
children | aa5e256839d5 |
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$ echo "[extensions]" >> $HGRCPATH $ echo "strip=" >> $HGRCPATH $ restore() { > hg unbundle -q .hg/strip-backup/* > rm .hg/strip-backup/* > } $ teststrip() { > hg up -C $1 > echo % before update $1, strip $2 > hg parents > hg --traceback strip $2 > echo % after update $1, strip $2 > hg parents > restore > } $ hg init test $ cd test $ echo foo > bar $ hg ci -Ama adding bar $ echo more >> bar $ hg ci -Amb $ echo blah >> bar $ hg ci -Amc $ hg up 1 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo blah >> bar $ hg ci -Amd created new head $ echo final >> bar $ hg ci -Ame $ hg log changeset: 4:443431ffac4f tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e changeset: 3:65bd5f99a4a3 parent: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: d changeset: 2:264128213d29 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ teststrip 4 4 0 files updated, 0 files merged, 0 files removed, 0 files unresolved % before update 4, strip 4 changeset: 4:443431ffac4f tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update 4, strip 4 changeset: 3:65bd5f99a4a3 tag: tip parent: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: d $ teststrip 4 3 1 files updated, 0 files merged, 0 files removed, 0 files unresolved % before update 4, strip 3 changeset: 4:443431ffac4f tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update 4, strip 3 changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b $ teststrip 1 4 0 files updated, 0 files merged, 0 files removed, 0 files unresolved % before update 1, strip 4 changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update 1, strip 4 changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b $ teststrip 4 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved % before update 4, strip 2 changeset: 4:443431ffac4f tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update 4, strip 2 changeset: 3:443431ffac4f tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e $ teststrip 4 1 1 files updated, 0 files merged, 0 files removed, 0 files unresolved % before update 4, strip 1 changeset: 4:264128213d29 tag: tip parent: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update 4, strip 1 changeset: 0:9ab35a2d17cb tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ teststrip null 4 0 files updated, 0 files merged, 1 files removed, 0 files unresolved % before update null, strip 4 saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) % after update null, strip 4 $ hg log changeset: 4:264128213d29 tag: tip parent: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c changeset: 3:443431ffac4f user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e changeset: 2:65bd5f99a4a3 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: d changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ hg up -C 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg merge 4 0 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) before strip of merge parent $ hg parents changeset: 2:65bd5f99a4a3 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: d changeset: 4:264128213d29 tag: tip parent: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c $ hg strip 4 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) after strip of merge parent $ hg parents changeset: 1:ef3a871183d7 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b $ restore $ hg up 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg log -G @ changeset: 4:264128213d29 | tag: tip | parent: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | | o changeset: 3:443431ffac4f | | user: test | | date: Thu Jan 01 00:00:00 1970 +0000 | | summary: e | | | o changeset: 2:65bd5f99a4a3 |/ user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | o changeset: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a 2 is parent of 3, only one strip should happen $ hg strip "roots(2)" 3 saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ hg log -G @ changeset: 2:264128213d29 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ restore $ hg log -G o changeset: 4:443431ffac4f | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: e | o changeset: 3:65bd5f99a4a3 | parent: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | | @ changeset: 2:264128213d29 |/ user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: c | o changeset: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a 2 different branches: 2 strips $ hg strip 2 4 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ hg log -G o changeset: 2:65bd5f99a4a3 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: d | @ changeset: 1:ef3a871183d7 | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ restore 2 different branches and a common ancestor: 1 strip $ hg strip 1 "2|4" 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ restore verify fncache is kept up-to-date $ touch a $ hg ci -qAm a $ cat .hg/store/fncache | sort data/a.i data/bar.i $ hg strip tip 0 files updated, 0 files merged, 1 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ cat .hg/store/fncache data/bar.i stripping an empty revset $ hg strip "1 and not 1" abort: empty revision set [255] remove branchy history for qimport tests $ hg strip 3 saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) strip of applied mq should cleanup status file $ echo "mq=" >> $HGRCPATH $ hg up -C 3 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo fooagain >> bar $ hg ci -mf $ hg qimport -r tip:2 applied patches before strip $ hg qapplied 2.diff 3.diff 4.diff stripping revision in queue $ hg strip 3 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) applied patches after stripping rev in queue $ hg qapplied 2.diff stripping ancestor of queue $ hg strip 1 1 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) applied patches after stripping ancestor of queue $ hg qapplied Verify strip protects against stripping wc parent when there are uncommitted mods $ echo b > b $ hg add b $ hg ci -m 'b' $ hg log --graph @ changeset: 1:7519abd79d14 | tag: tip | user: test | date: Thu Jan 01 00:00:00 1970 +0000 | summary: b | o changeset: 0:9ab35a2d17cb user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ echo c > b $ echo c > bar $ hg strip tip abort: local changes found [255] $ hg strip tip --keep saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ hg log --graph @ changeset: 0:9ab35a2d17cb tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a $ hg status M bar ? b Strip adds, removes, modifies with --keep $ touch b $ hg add b $ hg commit -mb $ touch c ... with a clean working dir $ hg add c $ hg rm bar $ hg commit -mc $ hg status $ hg strip --keep tip saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ hg status ! bar ? c ... with a dirty working dir $ hg add c $ hg rm bar $ hg commit -mc $ hg status $ echo b > b $ echo d > d $ hg strip --keep tip saved backup bundle to $TESTTMP/test/.hg/strip-backup/*-backup.hg (glob) $ hg status M b ! bar ? c ? d $ cd .. stripping many nodes on a complex graph (issue3299) $ hg init issue3299 $ cd issue3299 $ hg debugbuilddag '@a.:a@b.:b.:x<a@a.:a<b@b.:b<a@a.:a' $ hg strip 'not ancestors(x)' saved backup bundle to $TESTTMP/issue3299/.hg/strip-backup/*-backup.hg (glob) test hg strip -B bookmark $ cd .. $ hg init bookmarks $ cd bookmarks $ hg debugbuilddag '..<2.*1/2:m<2+3:c<m+3:a<2.:b' $ hg bookmark -r 'a' 'todelete' $ hg bookmark -r 'b' 'B' $ hg bookmark -r 'b' 'nostrip' $ hg bookmark -r 'c' 'delete' $ hg up -C todelete 0 files updated, 0 files merged, 0 files removed, 0 files unresolved (activating bookmark todelete) $ hg strip -B nostrip bookmark 'nostrip' deleted abort: empty revision set [255] $ hg strip -B todelete 0 files updated, 0 files merged, 0 files removed, 0 files unresolved saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/*-backup.hg (glob) bookmark 'todelete' deleted $ hg id -ir dcbb326fdec2 abort: unknown revision 'dcbb326fdec2'! [255] $ hg id -ir d62d843c9a01 d62d843c9a01 $ hg bookmarks B 9:ff43616e5d0f delete 6:2702dd0c91e7 $ hg strip -B delete saved backup bundle to $TESTTMP/bookmarks/.hg/strip-backup/*-backup.hg (glob) bookmark 'delete' deleted $ hg id -ir 6:2702dd0c91e7 abort: unknown revision '2702dd0c91e7'! [255] $ hg update B 0 files updated, 0 files merged, 0 files removed, 0 files unresolved (activating bookmark B) $ echo a > a $ hg add a $ hg strip -B B abort: local changes found [255] $ hg bookmarks * B 6:ff43616e5d0f Make sure no one adds back a -b option: $ hg strip -b tip hg strip: option -b not recognized hg strip [-k] [-f] [-n] [-B bookmark] [-r] REV... strip changesets and all their descendants from the repository use "hg help -e strip" to show help for the strip extension options: -r --rev REV [+] strip specified revision (optional, can specify revisions without this option) -f --force force removal of changesets, discard uncommitted changes (no backup) --no-backup no backups -k --keep do not modify working copy during strip -B --bookmark VALUE remove revs only reachable from given bookmark --mq operate on patch repository [+] marked option can be specified multiple times use "hg help strip" to show the full help text [255]