Mercurial > hg
view tests/test-resolve.t @ 38486:4c0683655599
namespaces: let namespaces override singlenode() definition
Some namespaces have multiple nodes per name (meaning that their
namemap() returns multiple nodes). One such namespace is the "topics"
namespace (from the evolve repo). We also have our own internal
namespace at Google (for review units) that has multiple nodes per
name. These namespaces may not want to use the default "pick highest
revnum" resolution that we currently use when resolving a name to a
single node. As an example, they may decide that `hg co <name>` should
check out a commit that's last in some sense even if an earlier commit
had just been amended and thus had a higher revnum [1]. This patch
gives the namespace the option to continue to return multiple nodes
and to override how the best node is picked. Allowing namespaces to
override that may also be useful as an optimization (it may be cheaper
for the namespace to find just that node).
I have been arguing (in D3715) for using all the nodes returned from
namemap() when resolving the symbol to a revset, so e.g. `hg log -r
stable` would resolve to *all* nodes on stable, not just the one with
the highest revnum (except that I don't actually think we should
change it for the branch namespace because of BC). Most people seem
opposed to that. If we decide not to do it, I think we can deprecate
the namemap() function in favor of the new singlenode() (I find it
weird to have namespaces, like the branch namespace, where namemap()
isn't nodemap()'s inverse). I therefore think this patch makes sense
regardless of what we decide on that issue.
[1] Actually, even the branch namespace would have wanted to override
singlenode() if it had supported multiple nodes. That's because
closes branch heads are mostly ignored, so "hg co default" will
not check out the highest-revnum node if that's a closed head.
Differential Revision: https://phab.mercurial-scm.org/D3852
author | Martin von Zweigbergk <martinvonz@google.com> |
---|---|
date | Tue, 26 Jun 2018 10:02:01 -0700 |
parents | 7bc33d677c0c |
children | e8c33e27ee9b |
line wrap: on
line source
test that a commit clears the merge state. $ hg init repo $ cd repo $ echo foo > file1 $ echo foo > file2 $ hg commit -Am 'add files' adding file1 adding file2 $ echo bar >> file1 $ echo bar >> file2 $ hg commit -Am 'append bar to files' create a second head with conflicting edits $ hg up -C 0 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ echo baz >> file1 $ echo baz >> file2 $ hg commit -Am 'append baz to files' created new head create a third head with no conflicting edits $ hg up -qC 0 $ echo foo > file3 $ hg commit -Am 'add non-conflicting file' adding file3 created new head failing merge $ hg up -qC 2 $ hg merge --tool=internal:fail 1 0 files updated, 0 files merged, 0 files removed, 2 files unresolved use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon [1] resolve -l should contain unresolved entries $ hg resolve -l U file1 U file2 $ hg resolve -l --no-status file1 file2 resolving an unknown path should emit a warning, but not for -l $ hg resolve -m does-not-exist arguments do not match paths that need resolving $ hg resolve -l does-not-exist tell users how they could have used resolve $ mkdir nested $ cd nested $ hg resolve -m file1 arguments do not match paths that need resolving (try: hg resolve -m path:file1) $ hg resolve -m file1 filez arguments do not match paths that need resolving (try: hg resolve -m path:file1 path:filez) $ hg resolve -m path:file1 path:filez $ hg resolve -l R file1 U file2 $ hg resolve -m filez file2 arguments do not match paths that need resolving (try: hg resolve -m path:filez path:file2) $ hg resolve -m path:filez path:file2 (no more unresolved files) $ hg resolve -l R file1 R file2 cleanup $ hg resolve -u $ cd .. $ rmdir nested don't allow marking or unmarking driver-resolved files $ cat > $TESTTMP/markdriver.py << EOF > '''mark and unmark files as driver-resolved''' > from mercurial import ( > merge, > pycompat, > registrar, > scmutil, > ) > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'markdriver', > [(b'u', b'unmark', None, b'')], > b'FILE...') > def markdriver(ui, repo, *pats, **opts): > wlock = repo.wlock() > opts = pycompat.byteskwargs(opts) > try: > ms = merge.mergestate.read(repo) > m = scmutil.match(repo[None], pats, opts) > for f in ms: > if not m(f): > continue > if not opts[b'unmark']: > ms.mark(f, b'd') > else: > ms.mark(f, b'u') > ms.commit() > finally: > wlock.release() > EOF $ hg --config extensions.markdriver=$TESTTMP/markdriver.py markdriver file1 $ hg resolve --list D file1 U file2 $ hg resolve --mark file1 not marking file1 as it is driver-resolved this should not print out file1 $ hg resolve --mark --all (no more unresolved files -- run "hg resolve --all" to conclude) $ hg resolve --mark 'glob:file*' (no more unresolved files -- run "hg resolve --all" to conclude) $ hg resolve --list D file1 R file2 $ hg resolve --unmark file1 not unmarking file1 as it is driver-resolved (no more unresolved files -- run "hg resolve --all" to conclude) $ hg resolve --unmark --all $ hg resolve --list D file1 U file2 $ hg --config extensions.markdriver=$TESTTMP/markdriver.py markdriver --unmark file1 $ hg resolve --list U file1 U file2 resolve the failure $ echo resolved > file1 $ hg resolve -m file1 resolve -l should show resolved file as resolved $ hg resolve -l R file1 U file2 $ hg resolve -l -Tjson [ { "path": "file1", "status": "R" }, { "path": "file2", "status": "U" } ] resolve -m without paths should mark all resolved $ hg resolve -m (no more unresolved files) $ hg commit -m 'resolved' resolve -l should be empty after commit $ hg resolve -l $ hg resolve -l -Tjson [ ] resolve --all should abort when no merge in progress $ hg resolve --all abort: resolve command not applicable when not merging [255] resolve -m should abort when no merge in progress $ hg resolve -m abort: resolve command not applicable when not merging [255] can not update or merge when there are unresolved conflicts $ hg up -qC 0 $ echo quux >> file1 $ hg up 1 merging file1 warning: conflicts while merging file1! (edit, then use 'hg resolve --mark') 1 files updated, 0 files merged, 0 files removed, 1 files unresolved use 'hg resolve' to retry unresolved file merges [1] $ hg up 0 abort: outstanding merge conflicts [255] $ hg merge 2 abort: outstanding merge conflicts [255] $ hg merge --force 2 abort: outstanding merge conflicts [255] set up conflict-free merge $ hg up -qC 3 $ hg merge 1 2 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) resolve --all should do nothing in merge without conflicts $ hg resolve --all (no more unresolved files) resolve -m should do nothing in merge without conflicts $ hg resolve -m (no more unresolved files) get back to conflicting state $ hg up -qC 2 $ hg merge --tool=internal:fail 1 0 files updated, 0 files merged, 0 files removed, 2 files unresolved use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon [1] resolve without arguments should suggest --all $ hg resolve abort: no files or directories specified (use --all to re-merge all unresolved files) [255] resolve --all should re-merge all unresolved files $ hg resolve --all merging file1 merging file2 warning: conflicts while merging file1! (edit, then use 'hg resolve --mark') warning: conflicts while merging file2! (edit, then use 'hg resolve --mark') [1] $ cat file1.orig foo baz $ cat file2.orig foo baz .orig files should exists where specified $ hg resolve --all --verbose --config 'ui.origbackuppath=.hg/origbackups' merging file1 creating directory: $TESTTMP/repo/.hg/origbackups merging file2 warning: conflicts while merging file1! (edit, then use 'hg resolve --mark') warning: conflicts while merging file2! (edit, then use 'hg resolve --mark') [1] $ ls .hg/origbackups file1 file2 $ grep '<<<' file1 > /dev/null $ grep '<<<' file2 > /dev/null resolve <file> should re-merge file $ echo resolved > file1 $ hg resolve -q file1 warning: conflicts while merging file1! (edit, then use 'hg resolve --mark') [1] $ grep '<<<' file1 > /dev/null test .orig behavior with resolve $ hg resolve -q file1 --tool "sh -c 'f --dump \"$TESTTMP/repo/file1.orig\"'" $TESTTMP/repo/file1.orig: >>> foo baz <<< resolve <file> should do nothing if 'file' was marked resolved $ echo resolved > file1 $ hg resolve -m file1 $ hg resolve -q file1 $ cat file1 resolved insert unsupported advisory merge record $ hg --config extensions.fakemergerecord=$TESTDIR/fakemergerecord.py fakemergerecord -x $ hg debugmergestate * version 2 records local: 57653b9f834a4493f7240b0681efcb9ae7cab745 other: dc77451844e37f03f5c559e3b8529b2b48d381d1 labels: local: working copy other: merge rev unrecognized entry: x advisory record file extras: file1 (ancestorlinknode = 99726c03216e233810a2564cbc0adfe395007eac) file: file1 (record type "F", state "r", hash 60b27f004e454aca81b0480209cce5081ec52390) local path: file1 (flags "") ancestor path: file1 (node 2ed2a3912a0b24502043eae84ee4b279c18b90dd) other path: file1 (node 6f4310b00b9a147241b071a60c28a650827fb03d) file extras: file2 (ancestorlinknode = 99726c03216e233810a2564cbc0adfe395007eac) file: file2 (record type "F", state "u", hash cb99b709a1978bd205ab9dfd4c5aaa1fc91c7523) local path: file2 (flags "") ancestor path: file2 (node 2ed2a3912a0b24502043eae84ee4b279c18b90dd) other path: file2 (node 6f4310b00b9a147241b071a60c28a650827fb03d) $ hg resolve -l R file1 U file2 insert unsupported mandatory merge record $ hg --config extensions.fakemergerecord=$TESTDIR/fakemergerecord.py fakemergerecord -X $ hg debugmergestate * version 2 records local: 57653b9f834a4493f7240b0681efcb9ae7cab745 other: dc77451844e37f03f5c559e3b8529b2b48d381d1 labels: local: working copy other: merge rev file extras: file1 (ancestorlinknode = 99726c03216e233810a2564cbc0adfe395007eac) file: file1 (record type "F", state "r", hash 60b27f004e454aca81b0480209cce5081ec52390) local path: file1 (flags "") ancestor path: file1 (node 2ed2a3912a0b24502043eae84ee4b279c18b90dd) other path: file1 (node 6f4310b00b9a147241b071a60c28a650827fb03d) file extras: file2 (ancestorlinknode = 99726c03216e233810a2564cbc0adfe395007eac) file: file2 (record type "F", state "u", hash cb99b709a1978bd205ab9dfd4c5aaa1fc91c7523) local path: file2 (flags "") ancestor path: file2 (node 2ed2a3912a0b24502043eae84ee4b279c18b90dd) other path: file2 (node 6f4310b00b9a147241b071a60c28a650827fb03d) unrecognized entry: X mandatory record $ hg resolve -l abort: unsupported merge state records: X (see https://mercurial-scm.org/wiki/MergeStateRecords for more information) [255] $ hg resolve -ma abort: unsupported merge state records: X (see https://mercurial-scm.org/wiki/MergeStateRecords for more information) [255] $ hg summary warning: merge state has unsupported record types: X parent: 2:57653b9f834a append baz to files parent: 1:dc77451844e3 append bar to files branch: default commit: 2 modified, 2 unknown (merge) update: 2 new changesets (update) phases: 5 draft update --clean shouldn't abort on unsupported records $ hg up -qC 1 $ hg debugmergestate no merge state found test crashed merge with empty mergestate $ mkdir .hg/merge $ touch .hg/merge/state resolve -l should be empty $ hg resolve -l $ cd ..