Mercurial > hg
view tests/test-push-checkheads-pruned-B8.t @ 45375:8c466bcb0879
revert: remove dangerous `parents` argument from `cmdutil.revert()`
As we found out the hard way (thanks to spectral@ for figuring it
out!), `cmdutil.revert()`'s `parents` argument must be
`repo.dirstate.parents()` or things may go wrong. We had an extension
that passed in the target commit as the first parent. The `hg split`
command from the evolve extension seems to have made the same mistake,
but I haven't looked carefully.
The problem is that `cmdutil._performrevert()` calls
`dirstate.normal()` on reverted files if the commit to revert to
equals the first parent. So if you pass in `ctx=foo` and
`parents=(foo.node(), nullid)`, then `dirstate.normal()` will be
called for the revert files, even though they might not be clean in
the working copy.
There doesn't seem to be any reason, other than a tiny performance
benefit, to passing the `parents` around instead of looking them up
again in `cmdutil._performrevert()`, so that's what this patch does.
Differential Revision: https://phab.mercurial-scm.org/D8925
author | Martin von Zweigbergk <martinvonz@google.com> |
---|---|
date | Mon, 10 Aug 2020 21:46:47 -0700 |
parents | 34a46d48d24e |
children | 5996640fc6fe |
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==================================== Testing head checking code: Case B-2 ==================================== Mercurial checks for the introduction of new heads on push. Evolution comes into play to detect if existing branches on the server are being replaced by some of the new one we push. This case is part of a series of tests checking this behavior. Category B: simple case involving pruned changesets TestCase 2: multi-changeset branch, head is pruned, rest is superceeded, through other .. old-state: .. .. * 2 changeset branch .. .. new-state: .. .. * old head is rewritten then pruned .. * 1 new branch succeeding to the other changeset in the old branch (through another obsolete branch) .. .. expected-result: .. .. * push allowed .. .. graph-summary: .. .. B ø⇠⊗ B' .. | | A' .. A ø⇠ø⇠◔ A'' .. |/ / .. | / .. |/ .. ● $ . $TESTDIR/testlib/push-checkheads-util.sh Test setup ---------- $ mkdir B8 $ cd B8 $ setuprepos creating basic server and client repo updating to branch default 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ cd server $ mkcommit B0 $ cd ../client $ hg pull pulling from $TESTTMP/B8/server searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets d73caddc5533 (1 drafts) (run 'hg update' to get a working copy) $ hg up 0 0 files updated, 0 files merged, 1 files removed, 0 files unresolved $ mkcommit A1 created new head $ mkcommit B1 $ hg up 0 0 files updated, 0 files merged, 2 files removed, 0 files unresolved $ mkcommit A2 created new head $ hg debugobsolete `getid "desc(A0)" ` `getid "desc(A1)"` 1 new obsolescence markers obsoleted 1 changesets 1 new orphan changesets $ hg debugobsolete `getid "desc(B0)" ` `getid "desc(B1)"` 1 new obsolescence markers obsoleted 1 changesets $ hg debugobsolete --record-parents `getid "desc(B1)"` 1 new obsolescence markers obsoleted 1 changesets $ hg debugobsolete `getid "desc(A1)" ` `getid "desc(A2)"` 1 new obsolescence markers obsoleted 1 changesets $ hg log -G --hidden @ c1f8d089020f (draft): A2 | | x 262c8c798096 (draft): B1 | | | x f6082bc4ffef (draft): A1 |/ | x d73caddc5533 (draft): B0 | | | x 8aaa48160adc (draft): A0 |/ o 1e4be0697311 (public): root Actual testing -------------- $ hg push pushing to $TESTTMP/B8/server searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files (+1 heads) 4 new obsolescence markers obsoleted 2 changesets $ cd ../..