sapling/tests/test-fb-hgext-treemanifest-peertopeer.t

  $ CACHEDIR=`pwd`/hgcache

  $ . "$TESTDIR/library.sh"

Create server
  $ hginit master
  $ cd master
  $ cat >> .hg/hgrc <<EOF
  > [extensions]
  > treemanifest=
  > [treemanifest]
  > server=True
  > [remotefilelog]
  > server=True
  > EOF

  $ mkdir subdir
  $ echo x > subdir/x
  $ hg commit -qAm 'add subdir/x'
  $ cd ..

Create client2 - it will have only the first commit, so client1 will be pushing
two server and one local commits later.
  $ hgcloneshallow ssh://user@dummy/master client2 -q
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
  $ cat >> client2/.hg/hgrc <<EOF
  > [extensions]
  > fastmanifest=
  > treemanifest=
  > 
  > [remotefilelog]
  > reponame=master
  > cachepath=$CACHEDIR
  > usefastdatapack=True
  > 
  > [fastmanifest]
  > usetree=True
  > usecache=False
  > EOF

Create create two more server commits
  $ cd master
  $ echo x >> subdir/x
  $ hg commit -m 'modify subdir/x'
  $ echo x >> subdir/x
  $ hg commit -m 'modify subdir/x again'
  $ cd ..

Create client1 - it will have both server commits
  $ hgcloneshallow ssh://user@dummy/master client1 -q
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
  $ cd client1
  $ cat >> .hg/hgrc <<EOF
  > [extensions]
  > fastmanifest=
  > treemanifest=
  > 
  > [remotefilelog]
  > reponame=master
  > cachepath=$CACHEDIR
  > usefastdatapack=True
  > 
  > [fastmanifest]
  > usetree=True
  > usecache=False
  > EOF

  $ echo a > a
  $ mkdir dir
  $ echo b > dir/b
  $ hg commit -Aqm 'initial commit'
  2 trees fetched over * (glob)

  $ ls .hg/store/packs/manifests
  a235931ce2211c58acacdf765f4050d5c92a54e5.dataidx
  a235931ce2211c58acacdf765f4050d5c92a54e5.datapack
  fedab9b2d171527f5d1109c27e8ba5dc80b36f6c.histidx
  fedab9b2d171527f5d1109c27e8ba5dc80b36f6c.histpack

Pushing with treemanifest disabled does not produce trees
(disable demand import so treemanifest.py is forced to load)
  $ HGDEMANDIMPORT=disable hg push -q ../client2 --config extensions.treemanifest=! --config fastmanifest.usetree=False
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
  $ ls ../client2/.hg/store/packs/manifests || true
  * $ENOENT$ (glob)

  $ hg -R ../client2 strip -q -r 'tip^^' --config extensions.treemanifest=! --config fastmanifest.usetree=False
  $ rm -rf ../client2/.hg/store/packs
  $ clearcache

Pushing with sendtrees=False does nothing and doesnt download any trees to the
cache.
# Prefetch client2 so we dont see any downloads related to what the target
# already has.
  $ hg -R ../client2 prefetch -r 'all()'
  2 trees fetched over * (glob)
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
# Push and expect only one bulk download of trees
  $ hg push -q ../client2
  4 trees fetched over * (glob)
  2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over * (glob)
  $ ls_l $CACHEDIR/master/packs/manifests
  -r--r--r--    1186 06f87527833ba45e5e277a5acf0a20d9e6ec2671.dataidx
  -r--r--r--     421 06f87527833ba45e5e277a5acf0a20d9e6ec2671.datapack
  -r--r--r--    1196 1b69dc04d7f9d9825351f0af940c80f956e372b9.histidx
  -r--r--r--     183 1b69dc04d7f9d9825351f0af940c80f956e372b9.histpack
  -r--r--r--    1106 4d21ecb6c95e12dcf807b793cd1c55eeed861734.dataidx
  -r--r--r--     211 4d21ecb6c95e12dcf807b793cd1c55eeed861734.datapack
  -r--r--r--    1252 940bb8bf7ddf4196fff7fd1e837cbed98cb19c19.histidx
  -r--r--r--     347 940bb8bf7ddf4196fff7fd1e837cbed98cb19c19.histpack
  $ hg -R ../client2 strip -q -r 'tip^^' --config extensions.treemanifest=! --config fastmanifest.usetree=False
  $ rm -rf ../client2/.hg/store/packs
  $ clearcache

Pushing p2p with sendtrees=True puts the received packs in the local pack store
# Prefetch client2 so we dont see any downloads related to what the target
# already has.
  $ hg -R ../client2 prefetch -r 'all()'
  2 trees fetched over * (glob)
  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over * (glob)
# Push and expect only one bulk download of trees
  $ hg push -q ../client2 --config treemanifest.sendtrees=True
  4 trees fetched over * (glob)
  2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over * (glob)
  $ ls ../client2/.hg/store/packs/manifests
  52e40524fd1590fae9864853645b640b33e9cab4.dataidx
  52e40524fd1590fae9864853645b640b33e9cab4.datapack
  b838127394a8b2e240f6041002d2d8ba20666e3e.histidx
  b838127394a8b2e240f6041002d2d8ba20666e3e.histpack