--- a/tests/_exc-util.sh	Mon Mar 03 20:48:06 2014 -0800
+++ b/tests/_exc-util.sh	Mon Mar 03 21:23:36 2014 -0800
@@ -9,6 +9,7 @@
 [phases]
 publish=False
 [extensions]
+hgext.strip=
 hgext.rebase=
 EOF
 echo "evolve=$(echo $(dirname $TESTDIR))/hgext/evolve.py" >> $HGRCPATH

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-exchange-D1.t	Mon Mar 03 21:23:36 2014 -0800
@@ -0,0 +1,112 @@
+
+Initial setup
+
+  $ . $TESTDIR/_exc-util.sh
+
+=== D.1 Pruned changeset based on a missing precursors of something we miss ===
+
+.. {{{
+..   B ⊗
+..     |
+..   A ◌⇠◔ A'
+..     |/
+..     ● O
+.. }}}
+..
+.. Marker exist from:
+..
+..  * A' succeed to A
+..  * B (prune)
+..
+.. Command run:
+..
+..  * hg push -r A'
+..  * hg push
+..
+.. Expected exchange:
+..
+..  * `A ø⇠o A'`
+..  * B (prune)
+
+  $ setuprepos D.1
+  creating test repo for test case D.1
+  - pulldest
+  - main
+  - pushdest
+  cd into `main` and proceed with env setup
+  $ cd main
+  $ mkcommit A0
+  $ mkcommit B
+  $ hg up -q 0
+  $ mkcommit A1
+  created new head
+  $ hg debugobsolete `getid 'desc(A0)'` `getid 'desc(A1)'`
+  $ hg prune -d '0 0' 'desc(B)'
+  1 changesets pruned
+  $ hg strip --hidden -q 'desc(A0)'
+  $ hg log -G --hidden
+  @  e5ea8f9c7314 (draft): A1
+  |
+  o  a9bdc8b26820 (public): O
+  
+  $ hg debugobsolete
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  $ cd ..
+  $ cd ..
+
+Actual Test
+-------------------------------------
+
+  $ dotest D.1 A1
+  ## Running testcase D.1
+  # testing echange of "A1" (e5ea8f9c7314)
+  ## initial state
+  # obstore: main
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  # obstore: pushdest
+  # obstore: pulldest
+  ## pushing "A1" from main to pushdest
+  pushing to pushdest
+  searching for changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 1 changesets with 1 changes to 1 files
+  OBSEXC: computing relevant nodes
+  OBSEXC: computing markers relevant to 2 nodes
+  OBSEXC: encoding 2 markers
+  OBSEXC: sending 1 pushkey payload (188 bytes)
+  OBSEXC: DONE
+  ## post push state
+  # obstore: main
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  # obstore: pushdest
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  # obstore: pulldest
+  ## pulling "e5ea8f9c7314" from main into pulldest
+  pulling from main
+  searching for changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 1 changesets with 1 changes to 1 files
+  OBSEXC: pull obsolescence markers
+  OBSEXC: merging obsolescence markers (150 bytes)
+  OBSEXC: 2 markers added
+  OBSEXC: DONE
+  (run 'hg update' to get a working copy)
+  ## post pull state
+  # obstore: main
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  # obstore: pushdest
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+  # obstore: pulldest
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f e5ea8f9c73143125d36658e90ef70c6d2027a5b7 0 {'date': '', 'user': 'test'}
+  06055a7959d4128e6e3bccfd01482e83a2db8a3a 0 {'date': '0 0', 'p1': '28b51eb45704506b5c603decd6bf7ac5e0f6a52f', 'user': 'test'}
+