automation: use latest AMIs
This cuts down on the overhead to create a new AMI, as we don't
have to install as many package upgrades.
Differential Revision: https://phab.mercurial-scm.org/D6916
#require no-windows
$ . "$TESTDIR/remotefilelog-library.sh"
$ hg init master
$ cd master
$ cat >> .hg/hgrc <<EOF
> [remotefilelog]
> server=True
> EOF
$ echo x > x
$ echo z > z
$ hg commit -qAm x
$ echo x2 > x
$ echo y > y
$ hg commit -qAm y
$ hg bookmark foo
$ cd ..
# prefetch a revision
$ hgcloneshallow ssh://user@dummy/master shallow --noupdate
streaming all changes
2 files to transfer, 528 bytes of data
transferred 528 bytes in * seconds (*/sec) (glob)
searching for changes
no changes found
$ cd shallow
$ hg prefetch -r 0
2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
$ hg cat -r 0 x
x
# prefetch with base
$ clearcache
$ hg prefetch -r 0::1 -b 0
2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
$ hg cat -r 1 x
x2
$ hg cat -r 1 y
y
$ hg cat -r 0 x
x
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ hg cat -r 0 z
z
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ hg prefetch -r 0::1 --base 0
$ hg prefetch -r 0::1 -b 1
$ hg prefetch -r 0::1
# prefetch a range of revisions
$ clearcache
$ hg prefetch -r 0::1
4 files fetched over 1 fetches - (4 misses, 0.00% hit ratio) over *s (glob)
$ hg cat -r 0 x
x
$ hg cat -r 1 x
x2
# prefetch certain files
$ clearcache
$ hg prefetch -r 1 x
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ hg cat -r 1 x
x2
$ hg cat -r 1 y
y
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
# prefetch on pull when configured
$ printf "[remotefilelog]\npullprefetch=bookmark()\n" >> .hg/hgrc
$ hg strip tip
saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/109c3a557a73-3f43405e-backup.hg (glob)
$ clearcache
$ hg pull
pulling from ssh://user@dummy/master
searching for changes
adding changesets
adding manifests
adding file changes
updating bookmark foo
added 1 changesets with 0 changes to 0 files
new changesets 109c3a557a73
(run 'hg update' to get a working copy)
prefetching file contents
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over *s (glob)
$ hg up tip
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
# prefetch only fetches changes not in working copy
$ hg strip tip
1 files updated, 0 files merged, 1 files removed, 0 files unresolved
saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/109c3a557a73-3f43405e-backup.hg (glob)
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
$ clearcache
$ hg pull
pulling from ssh://user@dummy/master
searching for changes
adding changesets
adding manifests
adding file changes
updating bookmark foo
added 1 changesets with 0 changes to 0 files
new changesets 109c3a557a73
(run 'hg update' to get a working copy)
prefetching file contents
2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
# Make some local commits that produce the same file versions as are on the
# server. To simulate a situation where we have local commits that were somehow
# pushed, and we will soon pull.
$ hg prefetch -r 'all()'
2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
$ hg strip -q -r 0
$ echo x > x
$ echo z > z
$ hg commit -qAm x
$ echo x2 > x
$ echo y > y
$ hg commit -qAm y
# prefetch server versions, even if local versions are available
$ clearcache
$ hg strip -q tip
$ hg pull
pulling from ssh://user@dummy/master
searching for changes
adding changesets
adding manifests
adding file changes
updating bookmark foo
added 1 changesets with 0 changes to 0 files
new changesets 109c3a557a73
1 local changesets published (?)
(run 'hg update' to get a working copy)
prefetching file contents
2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
$ cd ..
# Prefetch unknown files during checkout
$ hgcloneshallow ssh://user@dummy/master shallow2
streaming all changes
2 files to transfer, 528 bytes of data
transferred 528 bytes in * seconds * (glob)
searching for changes
no changes found
updating to branch default
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
$ cd shallow2
$ hg up -q null
$ echo x > x
$ echo y > y
$ echo z > z
$ clearcache
$ hg up tip
x: untracked file differs
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over * (glob)
abort: untracked files in working directory differ from files in requested revision
[255]
$ hg revert --all
# Test batch fetching of lookup files during hg status
$ hg up --clean tip
3 files updated, 0 files merged, 0 files removed, 0 files unresolved
$ hg debugrebuilddirstate
$ clearcache
$ hg status
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over * (glob)
# Prefetch during addrename detection
$ hg up -q --clean tip
$ hg revert --all
$ mv x x2
$ mv y y2
$ mv z z2
$ echo a > a
$ hg add a
$ rm a
$ clearcache
$ hg addremove -s 50 > /dev/null
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over * (glob)
$ hg revert --all
forgetting x2
forgetting y2
forgetting z2
undeleting x
undeleting y
undeleting z
# Revert across double renames. Note: the scary "abort", error is because
# https://bz.mercurial-scm.org/5419 .
$ cd ../master
$ hg mv z z2
$ hg commit -m 'move z -> z2'
$ cd ../shallow2
$ hg pull -q
$ clearcache
$ hg mv y y2
y2: not overwriting - file exists
('hg rename --after' to record the rename)
[1]
$ hg mv x x2
x2: not overwriting - file exists
('hg rename --after' to record the rename)
[1]
$ hg mv z2 z3
z2: not copying - file is not managed
abort: no files to copy
[255]
$ hg revert -a -r 1 || true
3 files fetched over 1 fetches - (3 misses, 0.00% hit ratio) over * (glob)
abort: z2@109c3a557a73: not found in manifest! (?)