--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-checkheads-partial-C3.t Fri Mar 31 15:44:10 2017 +0200
@@ -0,0 +1,78 @@
+====================================
+Testing head checking code: Case C-3
+====================================
+
+Mercurial checks for the introduction of multiple heads on push. Evolution
+comes into play to detect if existing heads on the server are being replaced by
+some of the new heads we push.
+
+This test file is part of a series of tests checking this behavior.
+
+Category C: checking case were the branch is only partially obsoleted.
+TestCase 3: 2 changeset branch, only the head is pruned
+
+.. old-state:
+..
+.. * 2 changeset branch
+..
+.. new-state:
+..
+.. * old head is pruned
+.. * 1 new unrelated branch
+..
+.. expected-result:
+..
+.. * push denied
+..
+.. graph-summary:
+..
+.. B ⊗
+.. |
+.. A ◔ ◔ C
+.. |/
+.. ○
+
+ $ . $TESTDIR/testlib/checkheads-util.sh
+
+Test setup
+----------
+
+ $ setuprepos
+ creating basic server and client repo
+ updating to branch default
+ 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ $ cd server
+ $ mkcommit B0
+ $ cd ../client
+ $ hg pull
+ pulling from $TESTTMP/server
+ searching for changes
+ adding changesets
+ adding manifests
+ adding file changes
+ added 1 changesets with 1 changes to 1 files
+ (run 'hg update' to get a working copy)
+ $ hg up 0
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ $ mkcommit C0
+ created new head
+ $ hg debugobsolete --record-parents `getid "desc(B0)"`
+ $ hg log -G --hidden
+ @ 0f88766e02d6 (draft): C0
+ |
+ | x d73caddc5533 (draft): B0
+ | |
+ | o 8aaa48160adc (draft): A0
+ |/
+ o 1e4be0697311 (public): root
+
+
+Actual testing
+--------------
+
+ $ hg push
+ pushing to $TESTTMP/server
+ searching for changes
+ abort: push creates new remote head 0f88766e02d6!
+ (merge or see 'hg help push' for details about pushing new heads)
+ [255]