tests/remotefilelog-getflogheads.py

stream-clone: split the stream part out of test-persistent-nodemap.t

We want to test multiple variants, so let's make it an independent test.

Small adaptations and simplifications are needed in the test output as the
tested repository is now shorter.

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

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 = urlutil.get_unique_pull_path_obj(b'getflogheads', ui)
    peer = hg.peer(repo, {}, dest)

    try:
        flogheads = peer.x_rfl_getflogheads(path)
    finally:
        peer.close()

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