def METHOD_NAME(self):
    # Set up a mock response for the snapshots request
    responses.add(responses.GET, self.snapshot_url + '/_all', json=SNAPSHOTS_LIST, status=200)
    # Ensure the client can list the snapshots correctly
    client = snapshot.ESSnapshotsClient(self.es_conn, self.snap_repo)
    snaps = client.list_snapshots()
    assert snaps == [snapshot.ESSnapshot(s) for s in SNAPSHOTS_LIST['snapshots']]