%%% The MIT License
%%%
%%% Copyright (C) 2011-2016 by Joseph Wayne Norton <norton@alum.mit.edu>
%%% Copyright (C) 2002 by Joe Armstrong
%%%
%%% Permission is hereby granted, free of charge, to any person obtaining a copy
%%% of this software and associated documentation files (the "Software"), to deal
%%% in the Software without restriction, including without limitation the rights
%%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
%%% copies of the Software, and to permit persons to whom the Software is
%%% furnished to do so, subject to the following conditions:
%%%
%%% The above copyright notice and this permission notice shall be included in
%%% all copies or substantial portions of the Software.
%%%
%%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
%%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
%%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
%%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
%%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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%%% THE SOFTWARE.

-module(ebf_tests).

-compile(export_all).

-include("ubf.hrl").
-include_lib("eunit/include/eunit.hrl").

-import(lists, [map/2, foldl/3, filter/2]).
-import(ubf_client, [rpc/2, sendEvent/2, install_default_handler/1, install_handler/2]).

defaultPlugins() -> [test_plugin, irc_plugin, file_plugin].
defaultOptions() -> [{plugins, defaultPlugins()}].
defaultTimeout() -> 10000.

defaultPort() -> server_port(test_ebf_tcp_port).

server_port(Name) ->
    case proc_socket_server:server_port(Name) of
        Port when is_integer(Port) ->
            Port;
        _ ->
            timer:sleep(10),
            server_port(Name)
    end.

test_ebf() ->
    ss(),
    run(),
    ok = application:stop(test),
    true.


ss() ->
    _ = application:start(sasl),
    _ = application:stop(test),
    ok = application:start(test).

run() ->
    {ok, Pid, _Name} = ubf_client:connect(host(), defaultPort(), [{proto,ebf}], defaultTimeout()),
    Info = ubf_client:rpc(Pid, info),
    io:format("Info=~p~n",[Info]),
    Services = ubf_client:rpc(Pid, services),
    io:format("Services=~p~n",[Services]),
    %% Try to start a missing  service
    R1 = ubf_client:rpc(Pid, {startSession, ?S("missing"), []}),
    io:format("R1=~p~n",[R1]),
    %% Try to start the test server with the wrong password
    R2 = ubf_client:rpc(Pid, {startSession, ?S("test"), guess}),
    io:format("R2=~p~n",[R2]),
    %% Now the correct password
    R3 = ubf_client:rpc(Pid, {startSession, ?S("test"), secret}),
    io:format("R3=~p~n",[R3]),
    rpc(Pid, {logon,?S("joe")}),
    {reply, {files, _}, active} = rpc(Pid, ls),

    %% async. event server -> client
    install_single_callback_handler(Pid),
    Term = {1,2,cat,rain,dogs},
    {reply, callbackOnItsWay, active} = rpc(Pid, {callback,Term}),
    {callback, Term} = expect_callback(Pid),

    %% async. event client -> server
    install_single_callback_handler(Pid),
    Term = {1,2,cat,rain,dogs},
    sendEvent(Pid, {callback,Term}),
    {callback, Term} = expect_callback(Pid),

    {reply, yes, funny} = rpc(Pid, testAmbiguities),
    {reply, ?S("ABC"), funny} = rpc(Pid, ?S("abc")),
    {reply, ?P([]), funny} = rpc(Pid, ?P([])),
    {reply, ?P([{a,b}]), funny} = rpc(Pid, ?P([{a,b}])),
    {reply, ?P([{a,b},{c,d}]), funny} = rpc(Pid, ?P([{a,b},{c,d}])),
    {reply, [400,800], funny} = rpc(Pid, [200,400]),
    {reply, [194,196], funny} = rpc(Pid, "ab"),
    ubf_client:stop(Pid),
    io:format("test_ebf worked~n").

host() ->
    case os:getenv("WHERE") of
        "WORK" ->  "p2p.sics.se";
        _ -> "localhost"
    end.

install_single_callback_handler(Pid) ->
    Parent = self(),
    install_handler(Pid,
                    fun(Msg) ->
                            Parent ! {singleCallback, Msg},
                            install_default_handler(Pid)
                    end).

expect_callback(_Pid) ->
    receive
        {singleCallback, X} ->
            X
    end.

sleep(T) ->
    receive
    after T * 1000 ->
            true
    end.