stream-clone-test: simplify the case where server disabled it
We have an option to disable it, we don't need to test it with all protocol
variants.
In addition there is little value in looking at the bytes to bytes details of
the reply. Such check is very fragile and consume a lot of time for little
value when adjusting formats, caches, and protocol.
https://bz.mercurial-scm.org/842
$ hg init repo
$ cd repo
$ echo foo > a
$ hg ci -Ama
adding a
$ hg up -r0000
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ echo bar > a
Should issue new head warning:
$ hg ci -Amb
adding a
created new head
$ hg up -r0000
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ echo stuffy > a
Should not issue new head warning:
$ hg ci -q -Amc
$ hg up -r0000
0 files updated, 0 files merged, 1 files removed, 0 files unresolved
$ echo crap > a
$ hg branch testing
marked working directory as branch testing
(branches are permanent and global, did you want a bookmark?)
Should not issue warning:
$ hg ci -q -Amd