tests/test-merge-criss-cross.t
author Mads Kiilerich <madski@unity3d.com>
Mon, 24 Feb 2014 22:42:14 +0100
changeset 21126 99b5eaf372a7
parent 21125 e94e90a4526e
child 21128 f4014f646f71
permissions -rw-r--r--
context: introduce merge.preferancestor for controlling which ancestor to pick Multiple revisions can be specified in merge.preferancestor, separated by whitespace. First match wins. This makes it possible to overrule the default of picking the common ancestor with the lowest hash value among the "best" (introduced in 3605d4e7e618). This can for instance help with some merges where the 'wrong' ancestor is used. There will thus be some overlap between this and the problems that can be solved with a future 'consensus merge'. Mercurial will show a note like note: using 40663881a6dd as ancestor of 3b08d01b0ab5 and adfe50279922 alternatively, use --config merge.preferancestor=0f6b37dbe527 when the option is available, listing all the alternative ancestors.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Criss cross merging
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  $ hg init criss-cross
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  $ cd criss-cross
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  $ echo '0 base' > f1
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  $ echo '0 base' > f2
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  $ hg ci -Aqm '0 base'
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  $ echo '1 first change' > f1
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  $ hg ci -m '1 first change f1'
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  $ hg up -qr0
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  $ echo '2 first change' > f2
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  $ hg ci -qm '2 first change f2'
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  $ hg merge -qr 1
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  $ hg ci -m '3 merge'
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  $ hg up -qr2
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  $ hg merge -qr1
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  $ hg ci -qm '4 merge'
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  $ echo '5 second change' > f1
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  $ hg ci -m '5 second change f1'
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  $ hg up -r3
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  note: using 0f6b37dbe527 as ancestor of adfe50279922 and cf89f02107e5
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        alternatively, use --config merge.preferancestor=40663881a6dd
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  $ echo '6 second change' > f2
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  $ hg ci -m '6 second change f2'
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  $ hg log -G
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  @  changeset:   6:3b08d01b0ab5
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  |  tag:         tip
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  |  parent:      3:cf89f02107e5
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  |  user:        test
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  |  date:        Thu Jan 01 00:00:00 1970 +0000
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  |  summary:     6 second change f2
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  |
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  | o  changeset:   5:adfe50279922
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  | |  user:        test
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  | |  date:        Thu Jan 01 00:00:00 1970 +0000
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  | |  summary:     5 second change f1
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  | |
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  | o    changeset:   4:7d3e55501ae6
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  | |\   parent:      2:40663881a6dd
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  | | |  parent:      1:0f6b37dbe527
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  | | |  user:        test
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  | | |  date:        Thu Jan 01 00:00:00 1970 +0000
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  | | |  summary:     4 merge
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  | | |
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  o---+  changeset:   3:cf89f02107e5
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  | | |  parent:      2:40663881a6dd
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  |/ /   parent:      1:0f6b37dbe527
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  | |    user:        test
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  | |    date:        Thu Jan 01 00:00:00 1970 +0000
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  | |    summary:     3 merge
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  | |
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  | o  changeset:   2:40663881a6dd
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  | |  parent:      0:40494bf2444c
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  | |  user:        test
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  | |  date:        Thu Jan 01 00:00:00 1970 +0000
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  | |  summary:     2 first change f2
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  | |
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  o |  changeset:   1:0f6b37dbe527
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  |/   user:        test
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  |    date:        Thu Jan 01 00:00:00 1970 +0000
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  |    summary:     1 first change f1
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  |
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  o  changeset:   0:40494bf2444c
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     user:        test
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     date:        Thu Jan 01 00:00:00 1970 +0000
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     summary:     0 base
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  $ hg merge -v --debug --tool internal:dump 5
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  note: using 0f6b37dbe527 as ancestor of 3b08d01b0ab5 and adfe50279922
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        alternatively, use --config merge.preferancestor=40663881a6dd
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    searching for copies back to rev 3
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  resolving manifests
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   branchmerge: True, force: False, partial: False
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   ancestor: 0f6b37dbe527, local: 3b08d01b0ab5+, remote: adfe50279922
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   f1: remote is newer -> g
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   f2: versions differ -> m
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    preserving f2 for resolve of f2
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  getting f1
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  updating: f1 1/2 files (50.00%)
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  updating: f2 2/2 files (100.00%)
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  picked tool 'internal:dump' for f2 (binary False symlink False)
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  merging f2
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  my f2@3b08d01b0ab5+ other f2@adfe50279922 ancestor f2@40494bf2444c
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  1 files updated, 0 files merged, 0 files removed, 1 files unresolved
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  use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon
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  [1]
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  $ head *
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  ==> f1 <==
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  5 second change
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  ==> f2 <==
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  6 second change
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  ==> f2.base <==
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  0 base
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  ==> f2.local <==
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  6 second change
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  ==> f2.orig <==
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  6 second change
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  ==> f2.other <==
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  2 first change
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  $ hg up -qC .
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  $ hg merge -v --tool internal:dump 5 --config merge.preferancestor="null 40663881 3b08d"
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  note: using 40663881a6dd as ancestor of 3b08d01b0ab5 and adfe50279922
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        alternatively, use --config merge.preferancestor=0f6b37dbe527
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  resolving manifests
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  merging f1
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  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
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  use 'hg resolve' to retry unresolved file merges or 'hg update -C .' to abandon
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  [1]
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  $ cd ..