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# ----------------------------------------------------------------------
#
# ejabberd, Copyright (C) 2002-2016 ProcessOne
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# ----------------------------------------------------------------------
defmodule ModRosterMock do
@author "jsautret@process-one.net"
require Record
Record.defrecord :roster, Record.extract(:roster, from_lib: "ejabberd/include/mod_roster.hrl")
@agent __MODULE__
def init(domain, module) do
try do
Agent.stop(@agent)
catch
:exit, _e -> :ok
end
{:ok, _pid} = Agent.start_link(fn -> %{} end, name: @agent)
mock_with_moka module
#:mod_roster.stop(domain)
:mod_roster.start(domain, [])
end
def mock_with_moka(module) do
try do
module_mock = :moka.start(module)
:moka.replace(module_mock, :mod_roster_mnesia, :invalidate_roster_cache,
fn (_user, _server) ->
:ok
end)
:moka.load(module_mock)
roster_mock0 = :moka.start(:mod_roster)
:moka.replace(roster_mock0, :gen_iq_handler, :add_iq_handler,
fn (_module, _host, _ns, _m, _f, _iqdisc) ->
:ok
end)
:moka.replace(roster_mock0, :gen_iq_handler, :remove_iq_handler,
fn (_module, _host, _ns) ->
:ok
end)
:moka.replace(roster_mock0, :gen_mod, :db_mod,
fn (_host, _mod) ->
:mod_roster_mnesia
end)
:moka.replace(roster_mock0, :gen_mod, :db_mod,
fn (_host, _opts, _mod) ->
:mod_roster_mnesia
end)
:moka.replace(roster_mock0, :update_roster_t,
fn (user, domain, {u, d, _r}, item) ->
add_roster_item(user, domain, u<>"@"<>d,
roster(item, :name),
roster(item, :subscription),
roster(item, :groups),
roster(item, :ask),
roster(item, :askmessage))
end)
:moka.replace(roster_mock0, :del_roster_t,
fn (user, domain, jid) ->
remove_roster_item(user, domain, :jid.to_string(jid))
end)
:moka.replace(roster_mock0, :get_roster,
fn (user, domain) ->
to_records(get_roster(user, domain))
end)
:moka.load(roster_mock0)
roster_mock = :moka.start(:mod_roster_mnesia)
:moka.replace(roster_mock, :gen_mod, :db_type,
fn (_host, _opts) ->
{:none}
end)
:moka.replace(roster_mock, :transaction,
fn (_server, function) ->
{:atomic, function.()}
end)
:moka.replace(roster_mock, :update_tables,
fn () ->
:ok
end)
:moka.load(roster_mock)
catch
{:already_started, _pid} -> :ok
end
end
def mock_with_meck do
# mock(:gen_mod, :db_type,
# fn (_server, :mod_roster_mnesia) ->
# :mnesia
# end)
#
# mock(:mnesia, :transaction,
# fn (_server, function) ->
# {:atomic, function.()}
# end)
#
# mock(:mnesia, :write,
# fn (Item) ->
# throw Item
# {:atomic, :ok}
# end)
mock(:mod_roster_mnesia, :init,
fn (_server, _opts) ->
:ok
end)
mock(:mod_roster_mnesia, :transaction,
fn (_server, function) ->
{:atomic, function.()}
end)
mock(:mod_roster_mnesia, :update_roster_t,
fn (user, domain, {u, d, _r}, item) ->
add_roster_item(user, domain, u<>"@"<>d,
roster(item, :name),
roster(item, :subscription),
roster(item, :groups),
roster(item, :ask),
roster(item, :askmessage))
end)
mock(:mod_roster_mnesia, :invalidate_roster_cache,
fn (_user, _server) ->
:ok
end)
end
def add_roster_item(user, domain, jid, nick, subs \\ :none, groups \\ [],
ask \\ :none, askmessage \\ "")
when is_binary(user) and byte_size(user) > 0
and is_binary(domain) and byte_size(domain) > 0
and is_binary(jid) and byte_size(jid) > 0
and is_binary(nick)
and is_atom(subs)
and is_list(groups)
and is_atom(ask)
and is_binary(askmessage)
do
Agent.update(@agent, fn roster ->
Map.put(roster, {user, domain, jid}, %{nick: nick,
subs: subs, groups: groups,
ask: ask, askmessage: askmessage})
end)
end
def remove_roster_item(user, domain, jid) do
Agent.update(@agent, fn roster ->
Map.delete(roster, {user, domain, jid})
end)
end
def get_rosters() do
Agent.get(@agent, fn roster -> roster end)
end
def get_roster(user, domain) do
Agent.get(@agent, fn roster ->
for {u, d, jid} <- Map.keys(roster), u == user, d == domain,
do: {{u, d, jid}, Map.fetch!(roster, {u, d, jid})}
end)
end
def to_record({{user, domain, jid}, r}) do
roster(usj: {user, domain, jid},
us: {user, domain},
jid: :jid.from_string(jid),
subscription: r.subs,
ask: r.ask,
groups: r.groups,
askmessage: r.askmessage
)
end
def to_records(rosters) do
for item <- rosters, do: to_record(item)
end
####################################################################
# Helpers
####################################################################
# TODO refactor: Move to ejabberd_test_mock
def mock(module, function, fun) do
try do
:meck.new(module, [:non_strict, :passthrough, :unstick])
catch
:error, {:already_started, _pid} -> :ok
end
:meck.expect(module, function, fun)
end
end
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