tests/remotefilelog-getflogheads.py

branch: add tests which shows branch can be closed from a non-branchhead cset

This patch shows that we can close a branch even from a cset which is not
a branch head. It was supposed to abort this operation.
Next patch will be fixing the issue.

Differential Revision: https://phab.mercurial-scm.org/D6281

from __future__ import absolute_import

from mercurial.i18n import _
from mercurial import (
    hg,
    registrar,
)

cmdtable = {}
command = registrar.command(cmdtable)

@command(b'getflogheads',
         [],
         b'path')
def getflogheads(ui, repo, path):
    """
    Extension printing a remotefilelog's heads

    Used for testing purpose
    """

    dest = repo.ui.expandpath(b'default')
    peer = hg.peer(repo, {}, dest)

    flogheads = peer.x_rfl_getflogheads(path)

    if flogheads:
        for head in flogheads:
            ui.write(head + b'\n')
    else:
        ui.write(_(b'EMPTY\n'))