Mercurial > hg
view tests/test-rename-merge1.t @ 44712:a825bfbf6642
templatekw: cache mergestate even if merge is not ongoing
While playing with eBPF, I noticed .hg/merge/state{,2} files were tried
to open() for each revision. That's not healthy. Let's cache the "inactive"
state as well.
author | Yuya Nishihara <yuya@tcha.org> |
---|---|
date | Wed, 15 Apr 2020 23:11:55 +0900 |
parents | b4057d001760 |
children | c4f14db3da1d |
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$ hg init $ echo "[merge]" >> .hg/hgrc $ echo "followcopies = 1" >> .hg/hgrc $ echo foo > a $ echo foo > a2 $ hg add a a2 $ hg ci -m "start" $ hg mv a b $ hg mv a2 b2 $ hg ci -m "rename" $ hg co 0 2 files updated, 0 files merged, 2 files removed, 0 files unresolved $ echo blahblah > a $ echo blahblah > a2 $ hg mv a2 c2 $ hg ci -m "modify" created new head $ hg merge -y --debug unmatched files in local: c2 unmatched files in other: b b2 all copies found (* = to merge, ! = divergent, % = renamed and deleted): on local side: src: 'a2' -> dst: 'c2' ! on remote side: src: 'a' -> dst: 'b' * src: 'a2' -> dst: 'b2' ! checking for directory renames resolving manifests branchmerge: True, force: False, partial: False ancestor: af1939970a1c, local: 044f8520aeeb+, remote: 85c198ef2f6c note: possible conflict - a2 was renamed multiple times to: b2 c2 preserving a for resolve of b removing a b2: remote created -> g getting b2 b: remote moved from a -> m (premerge) picked tool ':merge' for b (binary False symlink False changedelete False) merging a and b to b my b@044f8520aeeb+ other b@85c198ef2f6c ancestor a@af1939970a1c premerge successful 1 files updated, 1 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg status -AC M b a M b2 R a C c2 $ cat b blahblah $ hg ci -m "merge" $ hg debugindex b rev linkrev nodeid p1 p2 0 1 57eacc201a7f 000000000000 000000000000 1 3 4727ba907962 000000000000 57eacc201a7f $ hg debugrename b b renamed from a:dd03b83622e78778b403775d0d074b9ac7387a66 This used to trigger a "divergent renames" warning, despite no renames $ hg cp b b3 $ hg cp b b4 $ hg ci -A -m 'copy b twice' $ hg up '.^' 0 files updated, 0 files merged, 2 files removed, 0 files unresolved $ hg up 2 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg rm b3 b4 $ hg ci -m 'clean up a bit of our mess' We'd rather not warn on divergent renames done in the same changeset (issue2113) $ hg cp b b3 $ hg mv b b4 $ hg ci -A -m 'divergent renames in same changeset' $ hg up '.^' 1 files updated, 0 files merged, 2 files removed, 0 files unresolved $ hg up 2 files updated, 0 files merged, 1 files removed, 0 files unresolved Check for issue2642 $ hg init t $ cd t $ echo c0 > f1 $ hg ci -Aqm0 $ hg up null -q $ echo c1 > f1 # backport $ hg ci -Aqm1 $ hg mv f1 f2 $ hg ci -qm2 $ hg up 0 -q $ hg merge 1 -q --tool internal:local $ hg ci -qm3 $ hg merge 2 merging f1 and f2 to f2 0 files updated, 1 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ cat f2 c0 $ cd .. Check for issue2089 $ hg init repo2089 $ cd repo2089 $ echo c0 > f1 $ hg ci -Aqm0 $ hg up null -q $ echo c1 > f1 $ hg ci -Aqm1 $ hg up 0 -q $ hg merge 1 -q --tool internal:local $ echo c2 > f1 $ hg ci -qm2 $ hg up 1 -q $ hg mv f1 f2 $ hg ci -Aqm3 $ hg up 2 -q $ hg merge 3 merging f1 and f2 to f2 0 files updated, 1 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ cat f2 c2 $ cd .. Check for issue3074 $ hg init repo3074 $ cd repo3074 $ echo foo > file $ hg add file $ hg commit -m "added file" $ hg mv file newfile $ hg commit -m "renamed file" $ hg update 0 1 files updated, 0 files merged, 1 files removed, 0 files unresolved $ hg rm file $ hg commit -m "deleted file" created new head $ hg merge --debug unmatched files in other: newfile all copies found (* = to merge, ! = divergent, % = renamed and deleted): on remote side: src: 'file' -> dst: 'newfile' % checking for directory renames resolving manifests branchmerge: True, force: False, partial: False ancestor: 19d7f95df299, local: 0084274f6b67+, remote: 5d32493049f0 note: possible conflict - file was deleted and renamed to: newfile newfile: remote created -> g getting newfile 1 files updated, 0 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ hg status M newfile $ cd .. Create x and y, then modify y and rename x to z on one side of merge, and modify x and rename y to z on the other side. $ hg init conflicting-target $ cd conflicting-target $ echo x > x $ echo y > y $ hg ci -Aqm 'add x and y' $ hg mv x z $ echo foo >> y $ hg ci -qm 'modify y, rename x to z' $ hg co -q 0 $ hg mv y z $ echo foo >> x $ hg ci -qm 'modify x, rename y to z' # We should probably tell the user about the conflicting rename sources. # Depending on which side they pick, we should take that rename and get # the changes to the source from the other side. The unchanged file should # remain. $ hg merge --debug 1 -t :merge3 all copies found (* = to merge, ! = divergent, % = renamed and deleted): on local side: src: 'y' -> dst: 'z' * on remote side: src: 'x' -> dst: 'z' * checking for directory renames resolving manifests branchmerge: True, force: False, partial: False ancestor: 5151c134577e, local: 07fcbc9a74ed+, remote: f21419739508 preserving z for resolve of z starting 4 threads for background file closing (?) z: both renamed from y -> m (premerge) picked tool ':merge3' for z (binary False symlink False changedelete False) merging z my z@07fcbc9a74ed+ other z@f21419739508 ancestor y@5151c134577e premerge successful 0 files updated, 1 files merged, 0 files removed, 0 files unresolved (branch merge, don't forget to commit) $ ls x z $ cat x x foo # 'z' should have had the added 'foo' line $ cat z x