Backed out changeset
f28c52a9f7b4
This backout and the previous are due to a large performance regression
detected in repositories with a lot of obsmarkers when performing a clone.
A better fix will come along at the start of the next cycle.
$ cat >> $HGRCPATH <<EOF
> [extensions]
> rebase=
>
> [alias]
> tlog = log --template "{rev}: {node|short} '{desc}' {branches}\n"
> tglog = tlog --graph
> EOF
$ hg init a
$ cd a
$ mkdir d
$ echo a > a
$ hg ci -Am A
adding a
$ echo b > d/b
$ hg ci -Am B
adding d/b
$ hg mv d d-renamed
moving d/b to d-renamed/b
$ hg ci -m 'rename B'
$ hg up -q -C 1
$ hg mv a a-renamed
$ echo x > d/x
$ hg add d/x
$ hg ci -m 'rename A'
created new head
$ hg tglog
@ 3: 73a3ee40125d 'rename A'
|
| o 2: 220d0626d185 'rename B'
|/
o 1: 3ab5da9a5c01 'B'
|
o 0: 1994f17a630e 'A'
Rename is tracked:
$ hg tlog -p --git -r tip
3: 73a3ee40125d 'rename A'
diff --git a/a b/a-renamed
rename from a
rename to a-renamed
diff --git a/d/x b/d/x
new file mode 100644
--- /dev/null
+++ b/d/x
@@ -0,0 +1,1 @@
+x
Rebase the revision containing the rename:
$ hg rebase -s 3 -d 2
rebasing 3:73a3ee40125d tip "rename A"
saved backup bundle to $TESTTMP/a/.hg/strip-backup/73a3ee40125d-1d78ebcf-rebase.hg
$ hg tglog
@ 3: 032a9b75e83b 'rename A'
|
o 2: 220d0626d185 'rename B'
|
o 1: 3ab5da9a5c01 'B'
|
o 0: 1994f17a630e 'A'
Rename is not lost:
$ hg tlog -p --git -r tip
3: 032a9b75e83b 'rename A'
diff --git a/a b/a-renamed
rename from a
rename to a-renamed
diff --git a/d-renamed/x b/d-renamed/x
new file mode 100644
--- /dev/null
+++ b/d-renamed/x
@@ -0,0 +1,1 @@
+x
Rebased revision does not contain information about b (issue3739)
$ hg log -r 3 --debug
changeset: 3:032a9b75e83bff1dcfb6cbfa4ef50a704bf1b569
tag: tip
phase: draft
parent: 2:220d0626d185f372d9d8f69d9c73b0811d7725f7
parent: -1:0000000000000000000000000000000000000000
manifest: 3:035d66b27a1b06b2d12b46d41a39adb7a200c370
user: test
date: Thu Jan 01 00:00:00 1970 +0000
files+: a-renamed d-renamed/x
files-: a
extra: branch=default
extra: rebase_source=73a3ee40125d6f0f347082e5831ceccb3f005f8a
description:
rename A
$ repeatchange() {
> hg checkout $1
> hg cp a z
> echo blah >> z
> hg commit -Am "$2" --user "$3"
> }
$ repeatchange 1 "E" "user1"
2 files updated, 0 files merged, 3 files removed, 0 files unresolved
created new head
$ repeatchange 1 "E" "user2"
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
created new head
$ hg tglog
@ 5: af8ad1f97097 'E'
|
| o 4: 60f545c27784 'E'
|/
| o 3: 032a9b75e83b 'rename A'
| |
| o 2: 220d0626d185 'rename B'
|/
o 1: 3ab5da9a5c01 'B'
|
o 0: 1994f17a630e 'A'
$ hg rebase -s 5 -d 4
rebasing 5:af8ad1f97097 tip "E"
note: not rebasing 5:af8ad1f97097 tip "E", its destination already has all its changes
saved backup bundle to $TESTTMP/a/.hg/strip-backup/af8ad1f97097-c3e90708-rebase.hg
$ hg tglog
@ 4: 60f545c27784 'E'
|
| o 3: 032a9b75e83b 'rename A'
| |
| o 2: 220d0626d185 'rename B'
|/
o 1: 3ab5da9a5c01 'B'
|
o 0: 1994f17a630e 'A'
$ hg export tip
# HG changeset patch
# User user1
# Date 0 0
# Thu Jan 01 00:00:00 1970 +0000
# Node ID 60f545c277846e6bad309919bae3ae106f59cb39
# Parent 3ab5da9a5c01faa02c20f2ec4870a4f689c92da6
E
diff -r 3ab5da9a5c01 -r 60f545c27784 z
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/z Thu Jan 01 00:00:00 1970 +0000
@@ -0,0 +1,2 @@
+a
+blah
$ cd ..
$ hg init b
$ cd b
$ echo a > a
$ hg ci -Am A
adding a
$ echo b > b
$ hg ci -Am B
adding b
$ hg cp b b-copied
$ hg ci -Am 'copy B'
$ hg up -q -C 1
$ hg cp a a-copied
$ hg ci -m 'copy A'
created new head
$ hg tglog
@ 3: 0a8162ff18a8 'copy A'
|
| o 2: 39e588434882 'copy B'
|/
o 1: 6c81ed0049f8 'B'
|
o 0: 1994f17a630e 'A'
Copy is tracked:
$ hg tlog -p --git -r tip
3: 0a8162ff18a8 'copy A'
diff --git a/a b/a-copied
copy from a
copy to a-copied
Rebase the revision containing the copy:
$ hg rebase -s 3 -d 2
rebasing 3:0a8162ff18a8 tip "copy A"
saved backup bundle to $TESTTMP/b/.hg/strip-backup/0a8162ff18a8-dd06302a-rebase.hg
$ hg tglog
@ 3: 98f6e6dbf45a 'copy A'
|
o 2: 39e588434882 'copy B'
|
o 1: 6c81ed0049f8 'B'
|
o 0: 1994f17a630e 'A'
Copy is not lost:
$ hg tlog -p --git -r tip
3: 98f6e6dbf45a 'copy A'
diff --git a/a b/a-copied
copy from a
copy to a-copied
Rebased revision does not contain information about b (issue3739)
$ hg log -r 3 --debug
changeset: 3:98f6e6dbf45ab54079c2237fbd11066a5c41a11d
tag: tip
phase: draft
parent: 2:39e588434882ff77d01229d169cdc77f29e8855e
parent: -1:0000000000000000000000000000000000000000
manifest: 3:2232f329d66fffe3930d43479ae624f66322b04d
user: test
date: Thu Jan 01 00:00:00 1970 +0000
files+: a-copied
extra: branch=default
extra: rebase_source=0a8162ff18a8900df8df8ef7ac0046955205613e
description:
copy A
$ cd ..
Test rebase across repeating renames:
$ hg init repo
$ cd repo
$ echo testing > file1.txt
$ hg add file1.txt
$ hg ci -m "Adding file1"
$ hg rename file1.txt file2.txt
$ hg ci -m "Rename file1 to file2"
$ echo Unrelated change > unrelated.txt
$ hg add unrelated.txt
$ hg ci -m "Unrelated change"
$ hg rename file2.txt file1.txt
$ hg ci -m "Rename file2 back to file1"
$ hg update -r -2
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ echo Another unrelated change >> unrelated.txt
$ hg ci -m "Another unrelated change"
created new head
$ hg tglog
@ 4: b918d683b091 'Another unrelated change'
|
| o 3: 1ac17e43d8aa 'Rename file2 back to file1'
|/
o 2: 480101d66d8d 'Unrelated change'
|
o 1: be44c61debd2 'Rename file1 to file2'
|
o 0: 8ce9a346991d 'Adding file1'
$ hg rebase -s 4 -d 3
rebasing 4:b918d683b091 tip "Another unrelated change"
saved backup bundle to $TESTTMP/repo/.hg/strip-backup/b918d683b091-3024bc57-rebase.hg
$ hg diff --stat -c .
unrelated.txt | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
$ cd ..
Verify that copies get preserved (issue4192).
$ hg init copy-gets-preserved
$ cd copy-gets-preserved
$ echo a > a
$ hg add a
$ hg commit --message "File a created"
$ hg copy a b
$ echo b > b
$ hg commit --message "File b created as copy of a and modified"
$ hg copy b c
$ echo c > c
$ hg commit --message "File c created as copy of b and modified" ##
$ hg copy c d
$ echo d > d
$ hg commit --message "File d created as copy of c and modified (child of 327f772bc074)"
Note that there are four entries in the log for d
$ hg tglog --follow d
@ 3: 6be224292cfa 'File d created as copy of c and modified (child of 327f772bc074)'
|
o 2: 327f772bc074 'File c created as copy of b and modified'
|
o 1: 79d255d24ad2 'File b created as copy of a and modified'
|
o 0: b220cd6d2326 'File a created'
Update back to before we performed copies, and inject an unrelated change.
$ hg update 0
0 files updated, 0 files merged, 3 files removed, 0 files unresolved
$ echo unrelated > unrelated
$ hg add unrelated
$ hg commit --message "Unrelated file created"
created new head
$ hg update 4
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
Rebase the copies on top of the unrelated change.
$ hg rebase --source 1 --dest 4
rebasing 1:79d255d24ad2 "File b created as copy of a and modified"
rebasing 2:327f772bc074 "File c created as copy of b and modified"
rebasing 3:6be224292cfa "File d created as copy of c and modified (child of 327f772bc074)"
saved backup bundle to $TESTTMP/copy-gets-preserved/.hg/strip-backup/79d255d24ad2-a3e674e3-rebase.hg
$ hg update 4
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
There should still be four entries in the log for d
$ hg tglog --follow d
@ 4: afbdde3a60d5 'File d created as copy of c and modified (child of af74b229bc02)'
|
o 3: af74b229bc02 'File c created as copy of b and modified'
|
o 2: 68bf06433839 'File b created as copy of a and modified'
:
o 0: b220cd6d2326 'File a created'
Same steps as above, but with --collapse on rebase to make sure the
copy records collapse correctly.
$ hg co 1
0 files updated, 0 files merged, 3 files removed, 0 files unresolved
$ echo more >> unrelated
$ hg ci -m 'unrelated commit is unrelated'
created new head
$ hg rebase -s 2 --dest 5 --collapse
rebasing 2:68bf06433839 "File b created as copy of a and modified"
rebasing 3:af74b229bc02 "File c created as copy of b and modified"
merging b and c to c
rebasing 4:afbdde3a60d5 "File d created as copy of c and modified (child of af74b229bc02)"
merging c and d to d
saved backup bundle to $TESTTMP/copy-gets-preserved/.hg/strip-backup/68bf06433839-29d5057f-rebase.hg
$ hg co tip
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
This should show both revision 3 and 0 since 'd' was transitively a
copy of 'a'.
$ hg tglog --follow d
@ 3: 75708a266e56 'Collapsed revision
: * File b created as copy of a and modified
: * File c created as copy of b and modified
: * File d created as copy of c and modified (child of af74b229bc02)'
o 0: b220cd6d2326 'File a created'
$ hg log -G -Tcompact
@ 3[tip] 75708a266e56 1970-01-01 00:00 +0000 test
| Collapsed revision
|
o 2 15258cf0cf10 1970-01-01 00:00 +0000 test
| unrelated commit is unrelated
|
o 1 1d689898494b 1970-01-01 00:00 +0000 test
| Unrelated file created
|
o 0 b220cd6d2326 1970-01-01 00:00 +0000 test
File a created
$ cd ..