stream-clone: disable gc for the entry listing section for the v2 format
This is similar to the change we did for the v3 format in 6e4c8366c5ce.
The benchmark bellow show this gives us a notable gains, especially on larger
repositories.
### benchmark.name = hg.perf.stream-locked-section
# benchmark.name = hg.perf.stream-locked-section
# bin-env-vars.hg.flavor = default
# bin-env-vars.hg.py-re2-module = default
# benchmark.variants.version = v2
## data-env-vars.name = pypy-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 0.503820 ~~~~~
1106d1bf695e: 0.470078 (-6.70%, -0.03)
## data-env-vars.name = pypy-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 0.535756 ~~~~~
1106d1bf695e: 0.490249 (-8.49%, -0.05)
## data-env-vars.name = heptapod-public-2024-03-25-zstd-sparse-revlog
5e931bf8707c: 1.327041 ~~~~~
1106d1bf695e: 1.174636 (-11.48%, -0.15)
## data-env-vars.name = netbeans-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 2.439158 ~~~~~
1106d1bf695e: 2.220515 (-8.96%, -0.22)
## data-env-vars.name = netbeans-2019-11-07-zstd-sparse-revlog
5e931bf8707c: 2.630794 ~~~~~
1106d1bf695e: 2.261473 (-14.04%, -0.37)
## data-env-vars.name = mozilla-central-2018-08-01-zstd-sparse-revlog
5e931bf8707c: 5.769002 ~~~~~
1106d1bf695e: 5.062000 (-12.26%, -0.71)
## data-env-vars.name = mozilla-try-2019-02-18-zstd-sparse-revlog
5e931bf8707c: 13.351750 ~~~~~
1106d1bf695e: 12.346655 (-7.53%, -1.01)
## data-env-vars.name = mozilla-central-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 10.772939 ~~~~~
1106d1bf695e: 9.495407 (-11.86%, -1.28)
## data-env-vars.name = mozilla-unified-2024-03-22-zstd-sparse-revlog
5e931bf8707c: 10.864297 ~~~~~
1106d1bf695e: 9.475597 (-12.78%, -1.39)
## data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog
5e931bf8707c: 17.448335 ~~~~~
1106d1bf695e: 16.027474 (-8.14%, -1.42)
===============================================
Testing merge involving change to the exec flag
===============================================
#require execbit
Initial setup
==============
$ hg init base-repo
$ cd base-repo
$ cat << EOF > a
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> EOF
$ touch b
$ hg add a b
$ hg commit -m "initial commit"
$ cd ..
$ hg init base-exec
$ cd base-exec
$ cat << EOF > a
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> EOF
$ chmod +x a
$ touch b
$ hg add a b
$ hg commit -m "initial commit"
$ cd ..
Testing merging mode change
===========================
Adding the flag
---------------
setup
Change on one side, executable bit on the other
$ hg clone base-repo simple-merge-repo
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd simple-merge-repo
$ chmod +x a
$ hg ci -m "make a executable, no change"
$ [ -x a ] || echo "executable bit not recorded"
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cat << EOF > a
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> x
> 9
> EOF
$ hg commit -m "edit end of file"
created new head
merge them (from the update side)
$ hg merge 'desc("make a executable, no change")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st
M a
$ [ -x a ] || echo "executable bit lost"
merge them (from the chmod side)
$ hg up -C 'desc("make a executable, no change")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg merge 'desc("edit end of file")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st
M a
$ [ -x a ] || echo "executable bit lost"
$ cd ..
Removing the flag
-----------------
Change on one side, executable bit on the other
$ hg clone base-exec simple-merge-repo-removal
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd simple-merge-repo-removal
$ chmod -x a
$ hg ci -m "make a non-executable, no change"
$ [ -x a ] && echo "executable bit not removed"
[1]
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cat << EOF > a
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> x
> 9
> EOF
$ hg commit -m "edit end of file"
created new head
merge them (from the update side)
$ hg merge 'desc("make a non-executable, no change")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st
M a
$ [ -x a ] && echo "executable bit not removed"
[1]
merge them (from the chmod side)
$ hg up -C 'desc("make a non-executable, no change")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg merge 'desc("edit end of file")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st
M a
$ [ -x a ] && echo "executable bit not removed"
[1]
$ cd ..
Testing merging mode change with rename
=======================================
Adding the flag
---------------
$ hg clone base-repo rename-merge-repo
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd rename-merge-repo
make "a" executable on one side
$ chmod +x a
$ hg status
M a
$ hg ci -m "make a executable"
$ [ -x a ] || echo "executable bit not recorded"
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
make "a" renamed on the other side
$ hg mv a z
$ hg st --copies
A z
a
R a
$ hg ci -m "rename a to z"
created new head
merge them (from the rename side)
$ hg merge 'desc("make a executable")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
$ [ -x z ] || echo "executable bit lost"
merge them (from the chmod side)
$ hg up -C 'desc("make a executable")'
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ hg merge 'desc("rename a to z")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
R a
$ [ -x z ] || echo "executable bit lost"
$ cd ..
Removing the flag
-----------------
$ hg clone base-exec rename-merge-repo-removal
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd rename-merge-repo-removal
make "a" non-executable on one side
$ chmod -x a
$ hg status
M a
$ hg ci -m "make a non-executable"
$ [ -x a ] && echo "executable bit not removed"
[1]
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
make "a" renamed on the other side
$ hg mv a z
$ hg st --copies
A z
a
R a
$ hg ci -m "rename a to z"
created new head
merge them (from the rename side)
$ hg merge 'desc("make a non-executable")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
$ [ -x z ] && echo "executable bit not removed"
[1]
merge them (from the chmod side)
$ hg up -C 'desc("make a non-executable")'
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ hg merge 'desc("rename a to z")'
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
R a
$ [ -x z ] && echo "executable bit not removed"
[1]
$ cd ..
Testing merging mode change with rename + modification on both side
===================================================================
Adding the flag
---------------
$ hg clone base-repo rename+mod-merge-repo
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd rename+mod-merge-repo
make "a" executable on one side
$ chmod +x a
$ cat << EOF > a
> 1
> x
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> EOF
$ hg status
M a
$ hg ci -m "make a executable, and change start"
$ [ -x a ] || echo "executable bit not recorded"
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
make "a" renamed on the other side
$ hg mv a z
$ hg st --copies
A z
a
R a
$ cat << EOF > z
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> x
> 9
> EOF
$ hg ci -m "rename a to z, and change end"
created new head
merge them (from the rename side)
$ hg merge 'desc("make a executable")'
merging z and a to z
0 files updated, 1 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
$ [ -x z ] || echo "executable bit lost"
merge them (from the chmod side)
$ hg up -C 'desc("make a executable")'
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ hg merge 'desc("rename a to z")'
merging a and z to z
0 files updated, 1 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
R a
$ [ -x z ] || echo "executable bit lost"
$ cd ..
Removing the flag
-----------------
$ hg clone base-exec rename+mod-merge-repo-removal
updating to branch default
2 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ cd rename+mod-merge-repo-removal
make "a" non-executable on one side
$ chmod -x a
$ cat << EOF > a
> 1
> x
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> EOF
$ hg status
M a
$ hg ci -m "make a non-executable, and change start"
$ [ -x z ] && echo "executable bit not removed"
[1]
$ hg up ".^"
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
make "a" renamed on the other side
$ hg mv a z
$ hg st --copies
A z
a
R a
$ cat << EOF > z
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> x
> 9
> EOF
$ hg ci -m "rename a to z, and change end"
created new head
merge them (from the rename side)
$ hg merge 'desc("make a non-executable")'
merging z and a to z
0 files updated, 1 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
$ [ -x z ] && echo "executable bit not removed"
[1]
merge them (from the chmod side)
$ hg up -C 'desc("make a non-executable")'
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ hg merge 'desc("rename a to z")'
merging a and z to z
0 files updated, 1 files merged, 0 files removed, 0 files unresolved
(branch merge, don't forget to commit)
$ hg st --copies
M z
a
R a
$ [ -x z ] && echo "executable bit not removed"
[1]
$ cd ..