test: add the mirror push race case for non-contiguous branch head
We check case where the raced push update that a head through another named
branch while the racing push update that same head.
--- a/tests/test-push-race.t Sat May 27 22:27:41 2017 +0200
+++ b/tests/test-push-race.t Sat May 27 22:27:56 2017 +0200
@@ -1072,3 +1072,177 @@
|/
o 842e2fac6304 C-ROOT (default)
+
+raced commit push a new head behind another named branch
+---------------------------------------------------------
+
+non-continuous branch are valid case, we tests for them.
+
+# b (raced branch default)
+# |
+# o (branch foo)
+# |
+# | a (branch default)
+# |/
+# * (branch foo)
+# |
+# * (branch default)
+
+(resync-all)
+
+ $ hg -R ./server pull ./client-racy
+ pulling from ./client-racy
+ searching for changes
+ adding changesets
+ adding manifests
+ adding file changes
+ added 1 changesets with 0 changes to 0 files (+1 heads)
+ (run 'hg heads .' to see heads, 'hg merge' to merge)
+ $ hg -R ./client-other pull
+ pulling from ssh://user@dummy/server
+ searching for changes
+ adding changesets
+ adding manifests
+ adding file changes
+ added 1 changesets with 0 changes to 0 files (+1 heads)
+ (run 'hg heads .' to see heads, 'hg merge' to merge)
+ $ hg -R ./client-racy pull
+ pulling from ssh://user@dummy/server
+ searching for changes
+ adding changesets
+ adding manifests
+ adding file changes
+ added 2 changesets with 1 changes to 1 files (+1 heads)
+ (run 'hg heads .' to see heads, 'hg merge' to merge)
+
+ $ hg -R server graph
+ o b0ee3d6f51bc C-Q (default)
+ |
+ | o 1b58ee3f79e5 C-P (default)
+ | |
+ | o d0a85b2252a9 C-O (other)
+ |/
+ o 55a6f1c01b48 C-Z (other)
+ |
+ o 866a66e18630 C-N (default)
+ |\
+ +---o 6fd3090135df C-M (default)
+ | |
+ | o cac2cead0ff0 C-L (default)
+ | |
+ o | be705100c623 C-K (default)
+ |\|
+ o | d603e2c0cdd7 C-E (default)
+ | |
+ | o 59e76faf78bd C-D (default)
+ | |
+ | | o 89420bf00fae C-J (default)
+ | | |
+ | | | o b35ed749f288 C-I (my-second-test-branch)
+ | | |/
+ | | o 75d69cba5402 C-G (default)
+ | | |
+ | | | o 833be552cfe6 C-H (my-first-test-branch)
+ | | |/
+ | | o d9e379a8c432 C-F (default)
+ | | |
+ +---o 51c544a58128 C-C (default)
+ | |
+ | o a9149a1428e2 C-B (default)
+ | |
+ o | 98217d5a1659 C-A (default)
+ |/
+ o 842e2fac6304 C-ROOT (default)
+
+
+Creating changesets
+
+(update 'other' named branch head)
+
+ $ hg -R client-other/ up 'desc("C-P")'
+ 0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ $ echo aaa >> client-other/a
+ $ hg -R client-other/ branch --force other
+ marked working directory as branch other
+ $ hg -R client-other/ commit -m "C-R"
+ created new head
+
+(update 'other named brnach through a 'default' changeset')
+
+ $ hg -R client-racy/ up 'desc("C-P")'
+ 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ $ echo bbb >> client-racy/a
+ $ hg -R client-racy/ commit -m "C-S"
+ $ echo bbb >> client-racy/a
+ $ hg -R client-racy/ branch --force other
+ marked working directory as branch other
+ $ hg -R client-racy/ commit -m "C-T"
+ created new head
+
+Pushing
+
+ $ hg -R client-racy push -r 'tip' > ./push-log 2>&1 &
+
+ $ waiton $TESTTMP/readyfile
+
+ $ hg -R client-other push -fr 'tip' --new-branch
+ pushing to ssh://user@dummy/server
+ searching for changes
+ remote: adding changesets
+ remote: adding manifests
+ remote: adding file changes
+ remote: added 1 changesets with 1 changes to 1 files
+
+ $ release $TESTTMP/watchfile
+
+Check the result of the push
+
+ $ cat ./push-log
+ pushing to ssh://user@dummy/server
+ searching for changes
+ wrote ready: $TESTTMP/readyfile
+ waiting on: $TESTTMP/watchfile
+ abort: push failed:
+ 'repository changed while pushing - please try again'
+
+ $ hg -R server graph
+ o de7b9e2ba3f6 C-R (other)
+ |
+ o 1b58ee3f79e5 C-P (default)
+ |
+ o d0a85b2252a9 C-O (other)
+ |
+ | o b0ee3d6f51bc C-Q (default)
+ |/
+ o 55a6f1c01b48 C-Z (other)
+ |
+ o 866a66e18630 C-N (default)
+ |\
+ +---o 6fd3090135df C-M (default)
+ | |
+ | o cac2cead0ff0 C-L (default)
+ | |
+ o | be705100c623 C-K (default)
+ |\|
+ o | d603e2c0cdd7 C-E (default)
+ | |
+ | o 59e76faf78bd C-D (default)
+ | |
+ | | o 89420bf00fae C-J (default)
+ | | |
+ | | | o b35ed749f288 C-I (my-second-test-branch)
+ | | |/
+ | | o 75d69cba5402 C-G (default)
+ | | |
+ | | | o 833be552cfe6 C-H (my-first-test-branch)
+ | | |/
+ | | o d9e379a8c432 C-F (default)
+ | | |
+ +---o 51c544a58128 C-C (default)
+ | |
+ | o a9149a1428e2 C-B (default)
+ | |
+ o | 98217d5a1659 C-A (default)
+ |/
+ o 842e2fac6304 C-ROOT (default)
+