Mercurial > hg
view tests/test-newbranch.t @ 27698:dad6404ccddb
bmstore: add handling of the active bookmark
This further centralizes the handling of bookmark storage, and will
help get some lingering bookmarks business out of localrepo. Right
now, this change implies reading of the active bookmark to also imply
reading all bookmarks from disk - for users with many many bookmarks
this may be a measurable performance hit. In that case, we should
migrate bmstore to be able to lazy-read its properties from disk
rather than having to eagerly read them, but I decided to avoid doing
that to try and avoid some potentially complicated filecache decorator
issues.
This doesn't move the logic for writing the active bookmark into a
transaction, though that is probably the correct next step. Since the
API probably needs to morph a little more, I didn't bother marking
bookmarks.{activate,deactivate} as deprecated yet.
author | Augie Fackler <augie@google.com> |
---|---|
date | Wed, 11 Nov 2015 21:18:02 -0500 |
parents | 701df761aa94 |
children | e1dd0de26557 |
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$ branchcache=.hg/cache/branch2 $ listbranchcaches() { > for f in .hg/cache/branch2*; > do echo === $f ===; > cat $f; > done; > } $ purgebranchcaches() { > rm .hg/cache/branch2* > } $ hg init t $ cd t $ hg branches $ echo foo > a $ hg add a $ hg ci -m "initial" $ hg branch foo marked working directory as branch foo (branches are permanent and global, did you want a bookmark?) $ hg branch foo $ hg ci -m "add branch name" $ hg branch bar marked working directory as branch bar $ hg ci -m "change branch name" Branch shadowing: $ hg branch default abort: a branch of the same name already exists (use 'hg update' to switch to it) [255] $ hg branch -f default marked working directory as branch default $ hg ci -m "clear branch name" created new head There should be only one default branch head $ hg heads . changeset: 3:1c28f494dae6 tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: clear branch name Merging and branches $ hg co foo 0 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg branch foo set existing branch name fails unless force - setting existing parent branch works without force: $ hg branch bar abort: a branch of the same name already exists (use 'hg update' to switch to it) [255] $ hg branch -f bar marked working directory as branch bar $ hg branch foo marked working directory as branch foo $ echo bleah > a $ hg ci -m "modify a branch" $ hg merge default 0 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg branch foo set existing branch name where branch head is ancestor: $ hg branch bar abort: a branch of the same name already exists (use 'hg update' to switch to it) [255] set (other) parent branch as branch name $ hg branch default marked working directory as branch default set (first) parent branch as branch name $ hg branch foo marked working directory as branch foo $ hg ci -m "merge" $ hg log -G -T '{rev}:{node|short} {branch} {desc}\n' @ 5:530046499edf foo merge |\ | o 4:adf1a74a7f7b foo modify a branch | | o | 3:1c28f494dae6 default clear branch name | | o | 2:c21617b13b22 bar change branch name |/ o 1:6c0e42da283a foo add branch name | o 0:db01e8ea3388 default initial $ hg branches foo 5:530046499edf default 3:1c28f494dae6 (inactive) bar 2:c21617b13b22 (inactive) $ hg branches -q foo default bar Test for invalid branch cache: $ hg rollback repository tip rolled back to revision 4 (undo commit) working directory now based on revisions 4 and 3 $ cp ${branchcache}-served .hg/bc-invalid $ hg log -r foo changeset: 4:adf1a74a7f7b branch: foo tag: tip parent: 1:6c0e42da283a user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: modify a branch $ cp .hg/bc-invalid $branchcache $ hg --debug log -r foo changeset: 4:adf1a74a7f7b4cd193d12992f5d0d6a004ed21d6 branch: foo tag: tip phase: draft parent: 1:6c0e42da283a56b5edc5b4fadb491365ec7f5fa8 parent: -1:0000000000000000000000000000000000000000 manifest: 1:8c342a37dfba0b3d3ce073562a00d8a813c54ffe user: test date: Thu Jan 01 00:00:00 1970 +0000 files: a extra: branch=foo description: modify a branch $ purgebranchcaches $ echo corrupted > $branchcache $ hg log -qr foo 4:adf1a74a7f7b $ listbranchcaches === .hg/cache/branch2 === corrupted === .hg/cache/branch2-served === adf1a74a7f7b4cd193d12992f5d0d6a004ed21d6 4 c21617b13b220988e7a2e26290fbe4325ffa7139 o bar 1c28f494dae69a2f8fc815059d257eccf3fcfe75 o default adf1a74a7f7b4cd193d12992f5d0d6a004ed21d6 o foo Push should update the branch cache: $ hg init ../target Pushing just rev 0: $ hg push -qr 0 ../target $ (cd ../target/; listbranchcaches) === .hg/cache/branch2-base === db01e8ea3388fd3c7c94e1436ea2bd6a53d581c5 0 db01e8ea3388fd3c7c94e1436ea2bd6a53d581c5 o default Pushing everything: $ hg push -qf ../target $ (cd ../target/; listbranchcaches) === .hg/cache/branch2-base === adf1a74a7f7b4cd193d12992f5d0d6a004ed21d6 4 c21617b13b220988e7a2e26290fbe4325ffa7139 o bar 1c28f494dae69a2f8fc815059d257eccf3fcfe75 o default adf1a74a7f7b4cd193d12992f5d0d6a004ed21d6 o foo Update with no arguments: tipmost revision of the current branch: $ hg up -q -C 0 $ hg up -q $ hg id 1c28f494dae6 $ hg up -q 1 $ hg up -q $ hg id adf1a74a7f7b (foo) tip $ hg branch foobar marked working directory as branch foobar $ hg up abort: branch foobar not found [255] Fast-forward merge: $ hg branch ff marked working directory as branch ff $ echo ff > ff $ hg ci -Am'fast forward' adding ff $ hg up foo 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ hg merge ff 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg branch foo $ hg commit -m'Merge ff into foo' $ hg parents changeset: 6:185ffbfefa30 branch: foo tag: tip parent: 4:adf1a74a7f7b parent: 5:1a3c27dc5e11 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: Merge ff into foo $ hg manifest a ff Test merging, add 3 default heads and one test head: $ cd .. $ hg init merges $ cd merges $ echo a > a $ hg ci -Ama adding a $ echo b > b $ hg ci -Amb adding b $ hg up 0 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo c > c $ hg ci -Amc adding c created new head $ hg up 0 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ echo d > d $ hg ci -Amd adding d created new head $ hg up 0 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ hg branch test marked working directory as branch test (branches are permanent and global, did you want a bookmark?) $ echo e >> e $ hg ci -Ame adding e $ hg log changeset: 4:3a1e01ed1df4 branch: test tag: tip parent: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: e changeset: 3:980f7dc84c29 parent: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: d changeset: 2:d36c0562f908 parent: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c changeset: 1:d2ae7f538514 user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: b changeset: 0:cb9a9f314b8b user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: a Implicit merge with test branch as parent: $ hg merge abort: branch 'test' has one head - please merge with an explicit rev (run 'hg heads' to see all heads) [255] $ hg up -C default 1 files updated, 0 files merged, 1 files removed, 0 files unresolved Implicit merge with default branch as parent: $ hg merge abort: branch 'default' has 3 heads - please merge with an explicit rev (run 'hg heads .' to see heads) [255] 3 branch heads, explicit merge required: $ hg merge 2 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg ci -m merge 2 branch heads, implicit merge works: $ hg merge 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ cd ..