Mercurial > hg
view tests/test-merge-closedheads.t @ 31397:8f5ed8fa39f8
perf: perform a garbage collection before each iteration
Currently, no explicit garbage collection is performed when running
the microbenchmarks in `hg perf`. I think this is wrong because
garbage collection can have a significant impact on execution times.
And, if gc is triggered via the default heuristics, it will
fire effectively randomly during subsequent benchmark iterations
due to variable amount of garbage left over from previous runs.
Running a gc before invoking the measured function will help ensure
state is more consistent across all iterations.
author | Gregory Szorc <gregory.szorc@gmail.com> |
---|---|
date | Mon, 13 Mar 2017 18:16:42 -0700 |
parents | f2719b387380 |
children | 8197b395710e |
line wrap: on
line source
$ hgcommit() { > hg commit -u user "$@" > } $ hg init clhead $ cd clhead $ touch foo && hg add && hgcommit -m 'foo' adding foo $ touch bar && hg add && hgcommit -m 'bar' adding bar $ touch baz && hg add && hgcommit -m 'baz' adding baz $ echo "flub" > foo $ hgcommit -m "flub" $ echo "nub" > foo $ hgcommit -m "nub" $ hg up -C 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo "c1" > c1 $ hg add c1 $ hgcommit -m "c1" created new head $ echo "c2" > c1 $ hgcommit -m "c2" $ hg up -C 2 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo "d1" > d1 $ hg add d1 $ hgcommit -m "d1" created new head $ echo "d2" > d1 $ hgcommit -m "d2" $ hg tag -l good fail with three heads $ hg up -C good 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg merge abort: branch 'default' has 3 heads - please merge with an explicit rev (run 'hg heads .' to see heads) [255] close one of the heads $ hg up -C 6 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ hgcommit -m 'close this head' --close-branch succeed with two open heads $ hg up -C good 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ hg up -C good 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg merge 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hgcommit -m 'merged heads' hg update -C 8 $ hg update -C 8 1 files updated, 0 files merged, 0 files removed, 0 files unresolved hg branch some-branch $ hg branch some-branch marked working directory as branch some-branch (branches are permanent and global, did you want a bookmark?) hg commit $ hgcommit -m 'started some-branch' hg commit --close-branch $ hgcommit --close-branch -m 'closed some-branch' hg update default $ hg update default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved hg merge some-branch $ hg merge some-branch 0 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) hg commit (no reopening of some-branch) $ hgcommit -m 'merge with closed branch' $ cd ..