%%% -*- mode: Erlang; fill-column: 80; comment-column: 75; -*-
%%% Copyright 2012 Erlware, LLC. All Rights Reserved.
%%%
%%% This file is provided to you under the Apache License,
%%% Version 2.0 (the "License"); you may not use this file
%%% except in compliance with the License.  You may obtain
%%% a copy of the License at
%%%
%%%   http://www.apache.org/licenses/LICENSE-2.0
%%%
%%% Unless required by applicable law or agreed to in writing,
%%% software distributed under the License is distributed on an
%%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
%%% KIND, either express or implied.  See the License for the
%%% specific language governing permissions and limitations
%%% under the License.
%%%-------------------------------------------------------------------
%%% @author Eric Merrit <ericbmerritt@gmail.com>
%%% @copyright (C) 2012, Eric Merrit
-module(rclt_command_SUITE).

-export([suite/0,
         init_per_suite/1,
         end_per_suite/1,
         all/0,
         normal_passing_case/1,
         lib_fail_case/1,
         output_fail_case/1,
         spec_parse_fail_case/1,
         config_fail_case/1]).

-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").

suite() ->
    [{timetrap,{seconds,30}}].

init_per_suite(Config) ->
    Config.

end_per_suite(_Config) ->
    ok.

all() ->
    [normal_passing_case, lib_fail_case, output_fail_case, config_fail_case].

normal_passing_case(Config) ->
    DataDir = proplists:get_value(data_dir, Config),
    Lib1 = filename:join([DataDir, "lib1"]),
    Lib2 = filename:join([DataDir, "lib2"]),
    Outdir = filename:join([DataDir, "outdir"]),
    ok = rcl_util:mkdir_p(Lib1),
    ok = rcl_util:mkdir_p(Lib2),
    Goal1 = "app1<=33.33+build4",
    Goal2 = "app2:btwn:33.22,45.22+build.21",

    LogLevel = "2",
    RelName = "foo-release",
    RelVsn = "33.222",
    CmdLine = ["-V", LogLevel, "-g",Goal1,"-g",Goal2, "-l", Lib1, "-l", Lib2,
               "-n", RelName, "-v", RelVsn, "-o", Outdir],
    {ok, {State, Target}} = rcl_cmd_args:args2state(getopt:parse(relcool:opt_spec_list(), CmdLine)),
    ?assertMatch([], Target),
    ?assertMatch([Lib1, Lib2],
                 rcl_state:lib_dirs(State)),
    ?assertMatch(Outdir, rcl_state:output_dir(State)),

    ?assertMatch([{<<"app1">>,{{33,33},{[],[<<"build4">>]}},lte},
                  {<<"app2">>,
                   {{33,22},{[],[]}},
                   {{45,22},{[],[<<"build">>,21]}},
                   between}], rcl_state:goals(State)).


lib_fail_case(Config) ->
    DataDir = proplists:get_value(data_dir, Config),
    Lib1 = filename:join([DataDir, "lib1"]),
    Lib2 = filename:join([DataDir, "lib3333"]),
    ok = rcl_util:mkdir_p(Lib1),

    CmdLine = ["-l", Lib1, "-l", Lib2],
    ?assertMatch({error, {not_directory, Lib2}},
                 rcl_cmd_args:args2state(getopt:parse(relcool:opt_spec_list(), CmdLine))).


output_fail_case(Config) ->
    DataDir = proplists:get_value(data_dir, Config),
    UnwritableDir = filename:join([DataDir, "unwritable"]),
    ok = rcl_util:mkdir_p(UnwritableDir),
    ok = file:change_mode(UnwritableDir, 8#555),
    CanNotCreate = filename:join([UnwritableDir, "out-dir-should-not-create"]),

    CmdLine = ["-o", CanNotCreate],
    ?assertMatch({error, {unable_to_create_output_dir, CanNotCreate}},
                 rcl_cmd_args:args2state(getopt:parse(relcool:opt_spec_list(), CmdLine))).

spec_parse_fail_case(_Config) ->
    Spec = "aaeu:3333:33.22a44",
    CmdLine = ["-g", Spec],
    ?assertMatch({error, {failed_to_parse, _Spec}},
                 rcl_cmd_args:args2state(getopt:parse(relcool:opt_spec_list(), CmdLine))).

config_fail_case(_Config) ->
    ConfigFile = "does-not-exist",
    CmdLine = [ConfigFile],
    ?assertMatch({error, {invalid_config_file, ConfigFile}},
                 rcl_cmd_args:args2state(getopt:parse(relcool:opt_spec_list(), CmdLine))).