treemanifest: test syncing of trees created during push

Summary:
treemanifest interacts with pushrebase to create trees during push, even if the
client sends a flat manifest. This patch adds a test to verify that those trees
are sent to sql and replicated.

Test Plan: Added a test

Reviewers: #mercurial, simonfar

Reviewed By: simonfar

Differential Revision: https://phabricator.intern.facebook.com/D4801107

Signature: t1:4801107:1490883109:6818cbc96038ac6e63e4e6dd3d619775c6d8c26c

tests/test-treemanifest.t

@@ -3,6 +3,11 @@
   $ CACHEDIR=$PWD/hgcache
   $ . "$TESTDIR/library.sh"
 
+  $ cat >> $HGRCPATH <<EOF
+  > [extensions]
+  > bundle2hooks=
+  > pushrebase=
+  > EOF
 
 Test that treemanifest backfill populates the database
 
@@ -19,6 +24,7 @@ Test that treemanifest backfill populates the database
   $ touch a && hg ci -Aqm a
   $ mkdir dir
   $ touch dir/b && hg ci -Aqm b
+  $ hg book master
 
   $ cd ../master-alreadysynced
   $ cat >> .hg/hgrc <<EOF
@@ -48,3 +54,30 @@ Test that an empty repo syncs the tree revlogs
   1
   $ ls .hg/store/meta/dir
   00manifest.i
+
+Test that trees created during push are synced to the db
+
+  $ cd ..
+  $ initclient client
+  $ cd client
+  $ hg pull -q ssh://user@dummy/master
+  $ hg up -q tip
+  $ touch dir/c && hg ci -Aqm c
+
+  $ hg push ssh://user@dummy/master --to master
+  pushing to ssh://user@dummy/master
+  searching for changes
+  remote: pushing 1 changset:
+  remote:     c46827e4453c  c
+
+  $ cd ../master-new
+  $ hg log -G -T '{rev} {desc}' --forcesync
+  o  2 c
+  |
+  o  1 b
+  |
+  o  0 a
+  
+  $ hg debugdata .hg/store/meta/dir/00manifest.i 1
+  b\x00b80de5d138758541c5f05265ad144ab9fa86d1db (esc)
+  c\x00b80de5d138758541c5f05265ad144ab9fa86d1db (esc)