stablerange: rearrange the reusing logic to prepare to merge
We'll soon be able to reuse some lower range when dealing with merge too. So we
prepare the code for this in advance for clarity.
test of the split command
-----------------------
$ cat >> $HGRCPATH <<EOF
> [defaults]
> amend=-d "0 0"
> fold=-d "0 0"
> split=-d "0 0"
> amend=-d "0 0"
> [web]
> push_ssl = false
> allow_push = *
> [phases]
> publish = False
> [diff]
> git = 1
> unified = 0
> [ui]
> interactive = true
> [extensions]
> hgext.graphlog=
> EOF
$ echo "evolve=$(echo $(dirname $TESTDIR))/hgext3rd/evolve/" >> $HGRCPATH
$ mkcommit() {
> echo "$1" > "$1"
> hg add "$1"
> hg ci -m "add $1"
> }
Basic case, split a head
$ hg init testsplit
$ cd testsplit
$ mkcommit _a
$ mkcommit _b
$ mkcommit _c
$ mkcommit _d
$ echo "change to a" >> _a
$ hg amend
$ hg debugobsolete
9e84a109b8eb081ad754681ee4b1380d17a3741f aa8f656bb307022172d2648be6fb65322f801225 0 (*) {'user': 'test'} (glob)
f002b57772d7f09b180c407213ae16d92996a988 0 {9e84a109b8eb081ad754681ee4b1380d17a3741f} (*) {'user': 'test'} (glob)
To create commits with the number of split
$ echo 0 > num
$ cat > editor.sh << '__EOF__'
> NUM=$(cat num)
> NUM=`expr "$NUM" + 1`
> echo "$NUM" > num
> echo "split$NUM" > "$1"
> __EOF__
$ export HGEDITOR="\"sh\" \"editor.sh\""
$ hg split << EOF
> y
> y
> y
> n
> N
> y
> y
> EOF
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
reverting _a
adding _d
diff --git a/_a b/_a
1 hunks, 1 lines changed
examine changes to '_a'? [Ynesfdaq?] y
@@ -1,0 +2,1 @@
+change to a
record change 1/2 to '_a'? [Ynesfdaq?] y
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] y
@@ -0,0 +1,1 @@
+_d
record change 2/2 to '_d'? [Ynesfdaq?] n
created new head
Done splitting? [yN] N
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] y
@@ -0,0 +1,1 @@
+_d
record this change to '_d'? [Ynesfdaq?] y
no more change to split
$ hg debugobsolete
9e84a109b8eb081ad754681ee4b1380d17a3741f aa8f656bb307022172d2648be6fb65322f801225 0 (*) {'user': 'test'} (glob)
f002b57772d7f09b180c407213ae16d92996a988 0 {9e84a109b8eb081ad754681ee4b1380d17a3741f} (*) {'user': 'test'} (glob)
aa8f656bb307022172d2648be6fb65322f801225 a98b35e86cae589b61892127c5ec1c868e41d910 5410a2352fa3114883327beee89e3085eefac25c 0 (*) {'user': 'test'} (glob)
$ hg glog
@ changeset: 7:5410a2352fa3
| tag: tip
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split2
|
o changeset: 6:a98b35e86cae
| parent: 2:102002290587
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split1
|
o changeset: 2:102002290587
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: add _c
|
o changeset: 1:37445b16603b
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: add _b
|
o changeset: 0:135f39f4bd78
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: add _a
Cannot split a commit with uncommitted changes
$ hg up "desc(_c)"
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ echo "_cd" > _c
$ hg split
abort: uncommitted changes
[255]
Split a revision specified with -r
$ hg up "desc(_c)" -C
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ echo "change to b" >> _b
$ hg amend -m "_cprim"
2 new unstable changesets
$ hg evolve --all
move:[6] split1
atop:[9] _cprim
move:[7] split2
atop:[10] split1
working directory is now at * (glob)
$ hg log -r "desc(_cprim)" -v -p
changeset: 9:719157b217ac
parent: 1:37445b16603b
user: test
date: Thu Jan 01 00:00:00 1970 +0000
files: _b _c
description:
_cprim
diff --git a/_b b/_b
--- a/_b
+++ b/_b
@@ -1,0 +2,1 @@
+change to b
diff --git a/_c b/_c
new file mode 100644
--- /dev/null
+++ b/_c
@@ -0,0 +1,1 @@
+_c
$ hg split -r "desc(_cprim)" <<EOF
> y
> y
> y
> n
> y
> EOF
2 files updated, 0 files merged, 2 files removed, 0 files unresolved
reverting _b
adding _c
diff --git a/_b b/_b
1 hunks, 1 lines changed
examine changes to '_b'? [Ynesfdaq?] y
@@ -1,0 +2,1 @@
+change to b
record change 1/2 to '_b'? [Ynesfdaq?] y
diff --git a/_c b/_c
new file mode 100644
examine changes to '_c'? [Ynesfdaq?] y
@@ -0,0 +1,1 @@
+_c
record change 2/2 to '_c'? [Ynesfdaq?] n
created new head
Done splitting? [yN] y
Stop before splitting the commit completely creates a commit with all the
remaining changes
$ hg debugobsolete
9e84a109b8eb081ad754681ee4b1380d17a3741f aa8f656bb307022172d2648be6fb65322f801225 0 (*) {'user': 'test'} (glob)
f002b57772d7f09b180c407213ae16d92996a988 0 {9e84a109b8eb081ad754681ee4b1380d17a3741f} (*) {'user': 'test'} (glob)
aa8f656bb307022172d2648be6fb65322f801225 a98b35e86cae589b61892127c5ec1c868e41d910 5410a2352fa3114883327beee89e3085eefac25c 0 (*) {'user': 'test'} (glob)
10200229058723ce8d67f6612c1f6b4f73b1fe73 719157b217acc43d397369a448824ed4c7a302f2 0 (*) {'user': 'test'} (glob)
5d0c8b0f2d3e5e1ff95f93d7da2ba06650605ab5 0 {10200229058723ce8d67f6612c1f6b4f73b1fe73} (*) {'user': 'test'} (glob)
a98b35e86cae589b61892127c5ec1c868e41d910 286887947725085e03455d79649197feaef1eb9d 0 (*) {'user': 'test'} (glob)
5410a2352fa3114883327beee89e3085eefac25c 0b67cee46a7f2ad664f994027e7af95b36ae25fe 0 (*) {'user': 'test'} (glob)
719157b217acc43d397369a448824ed4c7a302f2 ced8fbcce3a7cd33f0e454d2cd63882ce1b6006b 73309fb98db840ba4ec5ad528346dc6ee0b39dcb 0 (*) {'user': 'test'} (glob)
$ hg evolve --all
move:[10] split1
atop:[13] split4
move:[11] split2
atop:[14] split1
working directory is now at f200e612ac86
$ hg glog
@ changeset: 15:f200e612ac86
| tag: tip
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split2
|
o changeset: 14:aec57822a8ff
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split1
|
o changeset: 13:73309fb98db8
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split4
|
o changeset: 12:ced8fbcce3a7
| parent: 1:37445b16603b
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split3
|
o changeset: 1:37445b16603b
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: add _b
|
o changeset: 0:135f39f4bd78
user: test
date: Thu Jan 01 00:00:00 1970 +0000
summary: add _a
Split should move bookmarks on the last split successor and preserve the
active bookmark as active
$ hg book bookA
$ hg book bookB
$ echo "changetofilea" > _a
$ hg amend
$ hg book
bookA 17:39d16b69c75d
* bookB 17:39d16b69c75d
$ hg glog -r "14::"
@ changeset: 17:39d16b69c75d
| bookmark: bookA
| bookmark: bookB
| tag: tip
| parent: 14:aec57822a8ff
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split2
|
o changeset: 14:aec57822a8ff
| user: test
~ date: Thu Jan 01 00:00:00 1970 +0000
summary: split1
$ hg split <<EOF
> y
> y
> n
> y
> EOF
(leaving bookmark bookB)
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
reverting _a
adding _d
diff --git a/_a b/_a
1 hunks, 2 lines changed
examine changes to '_a'? [Ynesfdaq?] y
@@ -1,2 +1,1 @@
-_a
-change to a
+changetofilea
record change 1/2 to '_a'? [Ynesfdaq?] y
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] n
created new head
Done splitting? [yN] y
$ hg glog -r "14::"
@ changeset: 19:a2b5c9d9b362
| bookmark: bookA
| bookmark: bookB
| tag: tip
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split6
|
o changeset: 18:bf3402785e72
| parent: 14:aec57822a8ff
| user: test
| date: Thu Jan 01 00:00:00 1970 +0000
| summary: split5
|
o changeset: 14:aec57822a8ff
| user: test
~ date: Thu Jan 01 00:00:00 1970 +0000
summary: split1
$ hg book
bookA 19:a2b5c9d9b362
* bookB 19:a2b5c9d9b362
Lastest revision is selected if multiple are given to -r
$ hg split -r "desc(_a)::"
(leaving bookmark bookB)
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
adding _d
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] abort: response expected
[255]
Cannot split a commit that is not a head if instability is not allowed
$ cat >> $HGRCPATH <<EOF
> [experimental]
> evolution=createmarkers
> evolutioncommands=split
> EOF
$ hg split -r "desc(split3)"
abort: cannot split commit: ced8fbcce3a7 not a head
[255]
Changing evolution level to createmarkers
$ echo "[experimental]" >> $HGRCPATH
$ echo "evolution=createmarkers" >> $HGRCPATH
Running split without any revision operates on the parent of the working copy
$ hg split << EOF
> q
> EOF
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
adding _d
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] q
abort: user quit
[255]
Running split with tip revision, specified as unnamed argument
$ hg split . << EOF
> q
> EOF
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
adding _d
diff --git a/_d b/_d
new file mode 100644
examine changes to '_d'? [Ynesfdaq?] q
abort: user quit
[255]
Running split with both unnamed and named revision arguments shows an error msg
$ hg split . --rev .^ << EOF
> q
> EOF
abort: more than one revset is given
(use either `hg split <rs>` or `hg split --rev <rs>`, not both)
[255]
Split empty commit (issue5191)
$ hg branch new-branch
marked working directory as branch new-branch
(branches are permanent and global, did you want a bookmark?)
$ hg commit -m "empty"
$ hg split
0 files updated, 0 files merged, 0 files removed, 0 files unresolved