revlog-compression: use zstd by default (if available)
As see in changeset
bb271ec2fbfb, zstd is 20% to 50% faster for reading and
writing.
Use take advantage of the new config behavior to try zstd by default, falling
back to zlib is zstd is not available on that plateform.
Differential Revision: https://phab.mercurial-scm.org/D10326
====================================================
Test push/pull from multiple source at the same time
====================================================
Setup
=====
main repository
---------------
$ . $RUNTESTDIR/testlib/common.sh
$ hg init main-repo
$ cd main-repo
$ mkcommit A
$ mkcommit B
$ mkcommit C
$ mkcommit D
$ mkcommit E
$ hg up 'desc(B)'
0 files updated, 0 files merged, 3 files removed, 0 files unresolved
$ mkcommit F
created new head
$ mkcommit G
$ hg up 'desc(C)'
1 files updated, 0 files merged, 2 files removed, 0 files unresolved
$ mkcommit H
created new head
$ hg up null --quiet
$ hg log -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| o E 4
| |
| o D 3
|/
o C 2
|
| o G 6
| |
| o F 5
|/
o B 1
|
o A 0
$ cd ..
Various other repositories
--------------------------
$ hg clone main-repo branch-E --rev 4 -U
adding changesets
adding manifests
adding file changes
added 5 changesets with 5 changes to 5 files
new changesets 4a2df7238c3b:a603bfb5a83e
$ hg clone main-repo branch-G --rev 6 -U
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files
new changesets 4a2df7238c3b:c521a06b234b
$ hg clone main-repo branch-H --rev 7 -U
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files
new changesets 4a2df7238c3b:40faebb2ec45
Test simple bare operation
==========================
pull
----
$ hg clone main-repo test-repo-bare --rev 0 -U
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets 4a2df7238c3b
$ hg pull -R test-repo-bare ./branch-E ./branch-G ./branch-H
pulling from ./branch-E
searching for changes
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files
new changesets 27547f69f254:a603bfb5a83e
(run 'hg update' to get a working copy)
pulling from ./branch-G
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files (+1 heads)
new changesets 2f3a4c5c1417:c521a06b234b
(run 'hg heads' to see heads, 'hg merge' to merge)
pulling from ./branch-H
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files (+1 heads)
new changesets 40faebb2ec45
(run 'hg heads .' to see heads, 'hg merge' to merge)
$ hg log -R test-repo-bare -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| o E 4
| |
| o D 3
|/
o C 2
|
| o G 6
| |
| o F 5
|/
o B 1
|
o A 0
push
----
$ cp -R ./branch-E ./branch-E-push
$ cp -R ./branch-G ./branch-G-push
$ cp -R ./branch-H ./branch-H-push
$ hg push --force -R test-repo-bare ./branch-E-push ./branch-G-push ./branch-H-push
pushing to ./branch-E-push
searching for changes
adding changesets
adding manifests
adding file changes
added 3 changesets with 3 changes to 3 files (+2 heads)
pushing to ./branch-G-push
searching for changes
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files (+2 heads)
pushing to ./branch-H-push
searching for changes
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files (+2 heads)
$ hg log -R ./branch-E-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| o E 4
| |
| o D 3
|/
o C 2
|
| o G 6
| |
| o F 5
|/
o B 1
|
o A 0
$ hg log -R ./branch-G-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| o E 6
| |
| o D 5
|/
o C 4
|
| o G 3
| |
| o F 2
|/
o B 1
|
o A 0
$ hg log -R ./branch-H-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o G 7
|
o F 6
|
| o E 5
| |
| o D 4
| |
| | o H 3
| |/
| o C 2
|/
o B 1
|
o A 0
$ rm -rf ./*-push
Test operation with a target
============================
pull
----
$ hg clone main-repo test-repo-rev --rev 0 -U
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets 4a2df7238c3b
pulling an explicite revision
$ node_b=`hg log -R main-repo --rev 'desc(B)' -T '{node}'`
$ hg pull -R test-repo-rev ./branch-E ./branch-G ./branch-H --rev $node_b
pulling from ./branch-E
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets 27547f69f254
(run 'hg update' to get a working copy)
pulling from ./branch-G
no changes found
pulling from ./branch-H
no changes found
$ hg log -R test-repo-rev -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o B 1
|
o A 0
pulling a branch head, the branch head resolve to different revision on the
different repositories.
$ hg pull -R test-repo-rev ./branch-E ./branch-G ./branch-H --rev default
pulling from ./branch-E
searching for changes
adding changesets
adding manifests
adding file changes
added 3 changesets with 3 changes to 3 files
new changesets f838bfaca5c7:a603bfb5a83e
(run 'hg update' to get a working copy)
pulling from ./branch-G
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files (+1 heads)
new changesets 2f3a4c5c1417:c521a06b234b
(run 'hg heads' to see heads, 'hg merge' to merge)
pulling from ./branch-H
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files (+1 heads)
new changesets 40faebb2ec45
(run 'hg heads .' to see heads, 'hg merge' to merge)
$ hg log -R test-repo-rev -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| o E 4
| |
| o D 3
|/
o C 2
|
| o G 6
| |
| o F 5
|/
o B 1
|
o A 0
push
----
We only push a specific branch with --rev
$ cp -R ./branch-E ./branch-E-push
$ cp -R ./branch-G ./branch-G-push
$ cp -R ./branch-H ./branch-H-push
$ hg push --force -R test-repo-bare ./branch-E-push ./branch-G-push ./branch-H-push --rev default
pushing to ./branch-E-push
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files (+1 heads)
pushing to ./branch-G-push
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files (+1 heads)
pushing to ./branch-H-push
searching for changes
no changes found
$ hg log -R ./branch-E-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 5
|
| o E 4
| |
| o D 3
|/
o C 2
|
o B 1
|
o A 0
$ hg log -R ./branch-G-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 5
|
o C 4
|
| o G 3
| |
| o F 2
|/
o B 1
|
o A 0
$ hg log -R ./branch-H-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 3
|
o C 2
|
o B 1
|
o A 0
$ rm -rf ./*-push
Same push, but the first one is a no-op
$ cp -R ./branch-E ./branch-E-push
$ cp -R ./branch-G ./branch-G-push
$ cp -R ./branch-H ./branch-H-push
$ hg push --force -R test-repo-bare ./branch-G-push ./branch-H-push ./branch-E-push --rev default
pushing to ./branch-G-push
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files (+1 heads)
pushing to ./branch-H-push
searching for changes
no changes found
pushing to ./branch-E-push
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files (+1 heads)
$ hg log -R ./branch-E-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 5
|
| o E 4
| |
| o D 3
|/
o C 2
|
o B 1
|
o A 0
$ hg log -R ./branch-G-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 5
|
o C 4
|
| o G 3
| |
| o F 2
|/
o B 1
|
o A 0
$ hg log -R ./branch-H-push -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 3
|
o C 2
|
o B 1
|
o A 0
$ rm -rf ./*-push
Test with --update
==================
update without conflicts
------------------------
$ hg clone main-repo test-repo-update --rev 0
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets 4a2df7238c3b
updating to branch default
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
We update for each pull, so the first on get into a branch independant from the
other and stay there. This is the expected behavior.
$ hg log -R test-repo-update -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
@ A 0
$ hg pull -R test-repo-update ./branch-E ./branch-G ./branch-H --update
pulling from ./branch-E
searching for changes
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files
new changesets 27547f69f254:a603bfb5a83e
4 files updated, 0 files merged, 0 files removed, 0 files unresolved
pulling from ./branch-G
searching for changes
adding changesets
adding manifests
adding file changes
added 2 changesets with 2 changes to 2 files (+1 heads)
new changesets 2f3a4c5c1417:c521a06b234b
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
updated to "a603bfb5a83e: E"
1 other heads for branch "default"
pulling from ./branch-H
searching for changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files (+1 heads)
new changesets 40faebb2ec45
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
updated to "a603bfb5a83e: E"
2 other heads for branch "default"
$ hg log -R test-repo-update -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
o H 7
|
| @ E 4
| |
| o D 3
|/
o C 2
|
| o G 6
| |
| o F 5
|/
o B 1
|
o A 0
update with conflicts
---------------------
$ hg clone main-repo test-repo-conflict --rev 0
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
new changesets 4a2df7238c3b
updating to branch default
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
The update has conflict and interrupt the pull.
$ echo this-will-conflict > test-repo-conflict/D
$ hg add -R test-repo-conflict test-repo-conflict/D
$ hg log -R test-repo-conflict -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
@ A 0
$ hg pull -R test-repo-conflict ./branch-E ./branch-G ./branch-H --update
pulling from ./branch-E
searching for changes
adding changesets
adding manifests
adding file changes
added 4 changesets with 4 changes to 4 files
new changesets 27547f69f254:a603bfb5a83e
merging D
warning: conflicts while merging D! (edit, then use 'hg resolve --mark')
3 files updated, 0 files merged, 0 files removed, 1 files unresolved
use 'hg resolve' to retry unresolved file merges
[1]
$ hg -R test-repo-conflict resolve -l
U D
$ hg log -R test-repo-conflict -T '{desc} {rev}\n' --rev 'sort(all(), "topo")' -G
@ E 4
|
o D 3
|
o C 2
|
o B 1
|
% A 0