Mercurial > hg
view tests/test-parents.t @ 18234:a55b06885cda
branchmap: allow to use cache of subset
Filtered repository are *subset* of unfiltered repository. This means that a
filtered branchmap could be use to compute the unfiltered version.
And filtered version happen to be subset of each other:
- "all() - unserved()" is a subset of "all() - hidden()"
- "all() - hidden()" is a subset of "all()"
This means that branchmap with "unfiltered" filter can be used as a base for
"hidden" branchmap that itself could be used as a base for unfiltered
branchmap.
unserved < hidden < None
This changeset implements this mechanism. If the on disk branchcache is not valid
we use the branchcache of the nearest subset as base instead of computing it from
scratch. Such fallback can be cascaded multiple time is necessary.
Note that both "hidden" and "unserved" set are a bit volatile. We will add more
stable filtering in next changesets.
This changeset enables collaboration between no filtering and "unserved"
filtering. Fixing performance regression introduced by 47f00b0de337
author | Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
---|---|
date | Mon, 07 Jan 2013 17:23:25 +0100 |
parents | f2719b387380 |
children | 4f9a52858512 |
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test parents command $ hg init repo $ cd repo no working directory $ hg parents $ echo a > a $ echo b > b $ hg ci -Amab -d '0 0' adding a adding b $ echo a >> a $ hg ci -Ama -d '1 0' $ echo b >> b $ hg ci -Amb -d '2 0' $ echo c > c $ hg ci -Amc -d '3 0' adding c $ hg up -C 1 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo d > c $ hg ci -Amc2 -d '4 0' adding c created new head $ hg up -C 3 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg parents changeset: 3:02d851b7e549 user: test date: Thu Jan 01 00:00:03 1970 +0000 summary: c $ hg parents a changeset: 1:d786049f033a user: test date: Thu Jan 01 00:00:01 1970 +0000 summary: a hg parents c, single revision $ hg parents c changeset: 3:02d851b7e549 user: test date: Thu Jan 01 00:00:03 1970 +0000 summary: c $ hg parents -r 3 c abort: 'c' not found in manifest! [255] $ hg parents -r 2 changeset: 1:d786049f033a user: test date: Thu Jan 01 00:00:01 1970 +0000 summary: a $ hg parents -r 2 a changeset: 1:d786049f033a user: test date: Thu Jan 01 00:00:01 1970 +0000 summary: a $ hg parents -r 2 ../a abort: ../a not under root [255] cd dir; hg parents -r 2 ../a $ mkdir dir $ cd dir $ hg parents -r 2 ../a changeset: 1:d786049f033a user: test date: Thu Jan 01 00:00:01 1970 +0000 summary: a $ hg parents -r 2 path:a changeset: 1:d786049f033a user: test date: Thu Jan 01 00:00:01 1970 +0000 summary: a $ cd .. $ hg parents -r 2 glob:a abort: can only specify an explicit filename [255] merge working dir with 2 parents, hg parents c $ HGMERGE=true hg merge merging c 0 files updated, 1 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg parents c changeset: 3:02d851b7e549 user: test date: Thu Jan 01 00:00:03 1970 +0000 summary: c changeset: 4:48cee28d4b4e tag: tip parent: 1:d786049f033a user: test date: Thu Jan 01 00:00:04 1970 +0000 summary: c2 merge working dir with 1 parent, hg parents $ hg up -C 2 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ HGMERGE=true hg merge -r 4 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg parents changeset: 2:6cfac479f009 user: test date: Thu Jan 01 00:00:02 1970 +0000 summary: b changeset: 4:48cee28d4b4e tag: tip parent: 1:d786049f033a user: test date: Thu Jan 01 00:00:04 1970 +0000 summary: c2 merge working dir with 1 parent, hg parents c $ hg parents c changeset: 4:48cee28d4b4e tag: tip parent: 1:d786049f033a user: test date: Thu Jan 01 00:00:04 1970 +0000 summary: c2 $ cd ..