Mercurial > hg
view tests/test-mq-qfold.t @ 18275:9818f22785b7
performance: speedup computation of unstable revisions
In their current state, revset calls can be very costly, as we test
predicates on the entire repository.
This change drops revset call in favor of direct testing of the
phase of changesets.
Performance test on my Mercurial checkout
- 19857 total changesets,
- 1584 obsolete changesets,
- 13310 obsolescence markers.
Before:
! unstable
! wall 0.017366
After this changes:
! unstable
! wall 0.008093
Performance test on a Mozilla central checkout:
- 117293 total changesets,
- 1 obsolete changeset,
- 1 obsolescence marker.
Before:
! unstable
! wall 0.045190
After:
! unstable
! wall 0.000032
author | Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
---|---|
date | Fri, 04 Jan 2013 03:15:21 +0100 |
parents | 97ffc68f71d3 |
children | 1e686e55780c |
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$ echo "[extensions]" >> $HGRCPATH $ echo "mq=" >> $HGRCPATH $ echo "[mq]" >> $HGRCPATH $ echo "git=keep" >> $HGRCPATH $ echo "[diff]" >> $HGRCPATH $ echo "nodates=1" >> $HGRCPATH init: $ hg init repo $ cd repo $ echo a > a $ hg ci -Am adda adding a $ echo a >> a $ hg qnew -f p1 $ echo b >> a $ hg qnew -f p2 $ echo c >> a $ hg qnew -f p3 Fold in the middle of the queue: $ hg qpop p1 popping p3 popping p2 now at: p1 $ hg qdiff diff -r 07f494440405 a --- a/a +++ b/a @@ -1,1 +1,2 @@ a +a $ hg qfold p2 $ grep git .hg/patches/p1 && echo 'git patch found!' [1] $ hg qser p1 p3 $ hg qdiff diff -r 07f494440405 a --- a/a +++ b/a @@ -1,1 +1,3 @@ a +a +b Fold with local changes: $ echo d >> a $ hg qfold p3 abort: local changes found, refresh first [255] $ hg diff -c . diff -r 07f494440405 -r ???????????? a (glob) --- a/a +++ b/a @@ -1,1 +1,3 @@ a +a +b $ hg revert -a --no-backup reverting a Fold git patch into a regular patch, expect git patch: $ echo a >> a $ hg qnew -f regular $ hg cp a aa $ hg qnew --git -f git $ hg qpop popping git now at: regular $ hg qfold git $ cat .hg/patches/regular # HG changeset patch # Parent ???????????????????????????????????????? (glob) diff --git a/a b/a --- a/a +++ b/a @@ -1,3 +1,4 @@ a a b +a diff --git a/a b/aa copy from a copy to aa --- a/a +++ b/aa @@ -1,3 +1,4 @@ a a b +a $ hg qpop popping regular now at: p1 $ hg qdel regular Fold regular patch into a git patch, expect git patch: $ hg cp a aa $ hg qnew --git -f git $ echo b >> aa $ hg qnew -f regular $ hg qpop popping regular now at: git $ hg qfold regular $ cat .hg/patches/git # HG changeset patch # Parent ???????????????????????????????????????? (glob) diff --git a/a b/aa copy from a copy to aa --- a/a +++ b/aa @@ -1,3 +1,4 @@ a a b +b $ cd ..