#!/usr/bin/env ruby

BEGIN {

	require 'pathname'

	basedir = Pathname.new( __FILE__ ).dirname.parent.parent

	libdir = basedir + "lib"

	$LOAD_PATH.unshift( libdir ) unless $LOAD_PATH.include?( libdir )

}

require_relative '../spec_helpers'

require 'ezmlm'

describe Ezmlm::List do

	# Testing constants

	TEST_LISTDIR               = Pathname.new( 'list' )

	TEST_LIST_NAME             = 'waffle-lovers'

	TEST_LIST_HOST             = 'lists.syrup.info'

	TEST_OWNER                 = 'listowner@rumpus-the-whale.info'

	TEST_CUSTOM_MODERATORS_DIR = '/foo/bar/clowns'

	TEST_SUBSCRIBERS = %w[

		pete.chaffee@toadsmackers.com

		dolphinzombie@alahalohamorra.com

		piratebanker@yahoo.com

	  ]

	TEST_MODERATORS = %w[

		dolphinzombie@alahalohamorra.com

	  ]

	TEST_CONFIG = <<-"EOF".gsub( /^\t+/, '' )

		F:-aBCDeFGHijKlMnOpQrStUVWXYZ

		X:

		D:/var/qmail/alias/lists/waffle-lovers/

		T:/var/qmail/alias/.qmail-waffle-lovers

		L:#{TEST_LIST_NAME}

		H:#{TEST_LIST_HOST}

		C:

		0:

		3:

		4:

		5:#{TEST_OWNER}

		6:

		7:

		8:

		9:

	EOF

	it "can create a list"

	it "can add a new subscriber"

	it "can remove a current subscriber"

	it "can edit the list's text files"

	###

	### List manager functions

	###

	describe "list manager functions" do

		before( :each ) do

			@listpath = TEST_LISTDIR.dup

			@list = Ezmlm::List.new( @listpath )

		end

		it "can return the configured list name" do

			allow(@list).to receive( :config ).and_return({ 'L' => :the_list_name })

			expect(@list.name).to eq(:the_list_name)

		end

		it "can return the configured list host" do

			allow(@list).to receive( :config ).and_return({ 'H' => :the_list_host })

			expect(@list.host).to eq(:the_list_host)

		end

		it "can return the configured list address" do

			allow(@list).to receive( :config ).and_return({ 'L' => TEST_LIST_NAME, 'H' => TEST_LIST_HOST })

			expect(@list.address).to eq("%s@%s" % [ TEST_LIST_NAME, TEST_LIST_HOST ])

		end

		CONFIG_KEYS = %w[ F X D T L H C 0 3 4 5 6 7 8 9 ]

		it "can fetch the list config as a Hash" do

			config_path = double( "Mock config path" )

			expect(@listpath).to receive( :+ ).with( 'config' ).and_return( config_path )

			expect(config_path).to receive( :exist? ).and_return( true )

			expect(config_path).to receive( :read ).and_return( TEST_CONFIG )

			expect(@list.config).to be_an_instance_of( Hash )

			expect(@list.config.size).to eq(CONFIG_KEYS.length)

			expect(@list.config.keys).to include( *CONFIG_KEYS )

		end

		it "raises an error if the list config file doesn't exist" do

			config_path = double( "Mock config path" )

			expect(@listpath).to receive( :+ ).with( 'config' ).and_return( config_path )

			expect(config_path).to receive( :exist? ).and_return( false )

			expect {

				@list.config

			}.to raise_error( RuntimeError, /does not exist/ )

		end

		it "can return a list of subscribers' email addresses" do

			subscribers_dir = TEST_LISTDIR + 'subscribers'

			expectation = expect(Pathname).to receive( :glob ).with( subscribers_dir + '*' )

			TEST_SUBSCRIBERS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			subscribers = @list.subscribers

			expect(subscribers.size).to eq(TEST_SUBSCRIBERS.length)

			expect(subscribers).to include( *TEST_SUBSCRIBERS )

		end

		### Subscriber moderation

		it "knows that subscription moderation is enabled if the dir/modsub file exists" do

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).and_return( true )

			expect(@list).to be_closed()

		end

		it "knows that subscription moderation is enabled if the dir/remote file exists" do

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).and_return( false )

			remote_path_obj = double( "Mock 'remote' path object" )

			expect(@listpath).to receive( :+ ).with( 'remote' ).and_return( remote_path_obj )

			expect(remote_path_obj).to receive( :exist? ).and_return( true )

			expect(@list).to be_closed()

		end

		it "knows that subscription moderation is disabled if neither the dir/modsub nor " +

		   "dir/remote files exist" do

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).and_return( false )

			remote_path_obj = double( "Mock 'remote' path object" )

			expect(@listpath).to receive( :+ ).with( 'remote' ).and_return( remote_path_obj )

			expect(remote_path_obj).to receive( :exist? ).and_return( false )

			expect(@list).not_to be_closed()

		end

		it "returns an empty array of subscription moderators for an open list" do

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).and_return( false )

			remote_path_obj = double( "Mock 'remote' path object" )

			expect(@listpath).to receive( :+ ).with( 'remote' ).and_return( remote_path_obj )

			expect(remote_path_obj).to receive( :exist? ).and_return( false )

			expect(@list.subscription_moderators).to be_empty()

		end

		it "can return a list of subscription moderators' email addresses" do

			# Test the moderation config files for existence

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).twice.and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).twice.and_return( true )

			remote_path_obj = double( "Mock 'remote' path object" )

			expect(@listpath).to receive( :+ ).with( 'remote' ).and_return( remote_path_obj )

			expect(remote_path_obj).to receive( :exist? ).once.and_return( true )

			# Try to read directory names from both config files

			expect(modsub_path_obj).to receive( :read ).with( 1 ).and_return( nil )

			expect(remote_path_obj).to receive( :read ).with( 1 ).and_return( nil )

			# Read subscribers from the default directory

			subscribers_dir = double( "Mock moderator subscribers directory" )

			expect(@listpath).to receive( :+ ).with( 'mod/subscribers' ).and_return( subscribers_dir )

			expect(subscribers_dir).to receive( :+ ).with( '*' ).and_return( :mod_sub_dir )

			expectation = expect(Pathname).to receive( :glob ).with( :mod_sub_dir )

			TEST_MODERATORS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			mods = @list.subscription_moderators

			expect(mods.size).to eq(TEST_MODERATORS.length)

			expect(mods).to include( *TEST_MODERATORS )

		end

		it "can return a list of subscription moderators' email addresses when the moderators " +

		   "directory has been customized" do

			# Test the moderation config files for existence

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).twice.and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).twice.and_return( true )

			expect(@listpath).to receive( :+ ).with( 'remote' )

			# Try to read directory names from both config files

			expect(modsub_path_obj).to receive( :read ).with( 1 ).and_return( '/' )

			expect(modsub_path_obj).to receive( :read ).with().and_return( TEST_CUSTOM_MODERATORS_DIR )

			custom_mod_path = double( "Mock path object for customized moderator dir" )

			expect(Pathname).to receive( :new ).with( TEST_CUSTOM_MODERATORS_DIR ).and_return( custom_mod_path )

			# Read subscribers from the default file

			expect(custom_mod_path).to receive( :+ ).with( '*' ).and_return( :mod_sub_dir )

			expectation = expect(Pathname).to receive( :glob ).with( :mod_sub_dir )

			TEST_MODERATORS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			mods = @list.subscription_moderators

			expect(mods.size).to eq(TEST_MODERATORS.length)

			expect(mods).to include( *TEST_MODERATORS )

		end

		it "can get a list of modererators when remote subscription moderation is enabled" +

           " and the modsub configuration is empty" do

			# Test the moderation config files for existence

			modsub_path_obj = double( "Mock 'modsub' path object" )

			expect(@listpath).to receive( :+ ).with( 'modsub' ).twice.and_return( modsub_path_obj )

			expect(modsub_path_obj).to receive( :exist? ).twice.and_return( false )

            remote_path_obj = double( "Mock 'remote' path object" )

			expect(@listpath).to receive( :+ ).with( 'remote' ).twice.and_return( remote_path_obj )

            expect(remote_path_obj).to receive( :exist? ).twice.and_return( true )

			# Try to read directory names from both config files

			expect(remote_path_obj).to receive( :read ).with( 1 ).and_return( '/' )

			expect(remote_path_obj).to receive( :read ).with().and_return( TEST_CUSTOM_MODERATORS_DIR )

			custom_mod_path = double( "Mock path object for customized moderator dir" )

			expect(Pathname).to receive( :new ).with( TEST_CUSTOM_MODERATORS_DIR ).and_return( custom_mod_path )

			# Read subscribers from the default file

			expect(custom_mod_path).to receive( :+ ).with( '*' ).and_return( :mod_sub_dir )

			expectation = expect(Pathname).to receive( :glob ).with( :mod_sub_dir )

			TEST_MODERATORS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			mods = @list.subscription_moderators

			expect(mods.size).to eq(TEST_MODERATORS.length)

			expect(mods).to include( *TEST_MODERATORS )

		end

		### Message moderation

		it "knows that subscription moderation is enabled if the dir/modpost file exists" do

			modpost_path_obj = double( "Mock 'modpost' path object" )

			expect(@listpath).to receive( :+ ).with( 'modpost' ).and_return( modpost_path_obj )

			expect(modpost_path_obj).to receive( :exist? ).and_return( true )

			expect(@list).to be_moderated()

		end

		it "knows that subscription moderation is disabled if the dir/modpost file doesn't exist" do

			modpost_path_obj = double( "Mock 'modpost' path object" )

			expect(@listpath).to receive( :+ ).with( 'modpost' ).and_return( modpost_path_obj )

			expect(modpost_path_obj).to receive( :exist? ).and_return( false )

			expect(@list).not_to be_moderated()

		end

		it "returns an empty array of message moderators for an open list" do

			modpost_path_obj = double( "Mock 'modpost' path object" )

			expect(@listpath).to receive( :+ ).with( 'modpost' ).and_return( modpost_path_obj )

			expect(modpost_path_obj).to receive( :exist? ).and_return( false )

			expect(@list.message_moderators).to be_empty()

		end

		it "can return a list of message moderators' email addresses" do

			# Test the moderation config file for existence

			modpost_path_obj = double( "Mock 'modpost' path object" )

			expect(@listpath).to receive( :+ ).with( 'modpost' ).twice.and_return( modpost_path_obj )

			expect(modpost_path_obj).to receive( :exist? ).twice.and_return( true )

			# Try to read directory names from the config file

			expect(modpost_path_obj).to receive( :read ).with( 1 ).and_return( nil )

			# Read subscribers from the default directory

			subscribers_dir = double( "Mock moderator subscribers directory" )

			expect(@listpath).to receive( :+ ).with( 'mod/subscribers' ).and_return( subscribers_dir )

			expect(subscribers_dir).to receive( :+ ).with( '*' ).and_return( :mod_sub_dir )

			expectation = expect(Pathname).to receive( :glob ).with( :mod_sub_dir )

			TEST_MODERATORS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			mods = @list.message_moderators

			expect(mods.size).to eq(TEST_MODERATORS.length)

			expect(mods).to include( *TEST_MODERATORS )

		end

		it "can return a list of message moderators' email addresses when the moderators " +

		   "directory has been customized" do

			# Test the moderation config files for existence

			modpost_path_obj = double( "Mock 'modpost' path object" )

			expect(@listpath).to receive( :+ ).with( 'modpost' ).twice.and_return( modpost_path_obj )

			expect(modpost_path_obj).to receive( :exist? ).twice.and_return( true )

			# Try to read directory names from both config files

			expect(modpost_path_obj).to receive( :read ).with( 1 ).and_return( '/' )

			expect(modpost_path_obj).to receive( :read ).with().and_return( TEST_CUSTOM_MODERATORS_DIR )

			custom_mod_path = double( "Mock path object for customized moderator dir" )

			expect(Pathname).to receive( :new ).with( TEST_CUSTOM_MODERATORS_DIR ).and_return( custom_mod_path )

			# Read subscribers from the default file

			expect(custom_mod_path).to receive( :+ ).with( '*' ).and_return( :mod_sub_dir )

			expectation = expect(Pathname).to receive( :glob ).with( :mod_sub_dir )

			TEST_MODERATORS.each do |email|

				mock_subfile = double( "Mock subscribers file for '#{email}'" )

				expect(mock_subfile).to receive( :read ).and_return( "T#{email}\0" )

				expectation.and_yield( mock_subfile )

			end

			mods = @list.message_moderators

			expect(mods.size).to eq(TEST_MODERATORS.length)

			expect(mods).to include( *TEST_MODERATORS )

		end

		### List owner

		it "returns nil when the list doesn't have an owner in its config" do

			allow(@list).to receive( :config ).and_return({ '5' => nil })

			expect(@list.owner).to eq(nil)

		end

		it "can return the email address of the list owner" do

			allow(@list).to receive( :config ).and_return({ '5' => TEST_OWNER })

			expect(@list.owner).to eq(TEST_OWNER)

		end

	end

	###

	### Archive functions

	###

	describe "archive functions" do

		before( :each ) do

			@listpath = TEST_LISTDIR.dup

			@list = Ezmlm::List.new( @listpath )

		end

		it "can return the count of archived posts" do

			numpath_obj = double( "num file path object" )

			expect(@listpath).to receive( :+ ).with( 'num' ).and_return( numpath_obj )

			expect(numpath_obj).to receive( :exist? ).and_return( true )

			expect(numpath_obj).to receive( :read ).and_return( "1723:123123123" )

			expect(@list.message_count).to eq(1723)

		end

		it "can return the count of archived posts to a list that hasn't been posted to" do

			numpath_obj = double( "num file path object" )

			expect(@listpath).to receive( :+ ).with( 'num' ).and_return( numpath_obj )

			expect(numpath_obj).to receive( :exist? ).and_return( false )

			expect(@list.message_count).to eq(0)

		end

		TEST_ARCHIVE_DIR = TEST_LISTDIR + 'archive'

		TEST_ARCHIVE_SUBDIRS = %w[ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 ]

		TEST_POST_FILES = %w[ 00 01 02 03 04 05 06 07 08 09 10 11 12 13 ]

		before( :each ) do

			@archive_dir = TEST_ARCHIVE_DIR.dup

			@archive_subdirs = TEST_ARCHIVE_SUBDIRS.dup

			@archive_subdir_paths = TEST_ARCHIVE_SUBDIRS.collect {|pn| TEST_ARCHIVE_DIR + pn }

			@archive_post_paths = TEST_POST_FILES.collect {|pn|

				TEST_ARCHIVE_DIR + TEST_ARCHIVE_SUBDIRS.last + pn

			  }

		end

		it "can return a TMail::Mail object parsed from the last archived post" do

			# need to find the last message

			archive_path_obj = double( "archive path" )

			expect(@listpath).to receive( :+ ).with( 'archive' ).and_return( archive_path_obj )

			expect(archive_path_obj).to receive( :exist? ).and_return( true )

			# Find the last numbered directory under the archive dir

			expect(archive_path_obj).to receive( :+ ).with( '[0-9]*' ).

				and_return( :archive_dir_globpath )

			expect(Pathname).to receive( :glob ).with( :archive_dir_globpath ).

				and_return( @archive_subdir_paths )

			# Find the last numbered file under the last numbered directory we found

			# above.

			expect(@archive_subdir_paths.last).to receive( :+ ).with( '[0-9]*' ).

				and_return( :archive_post_pathglob )

			expect(Pathname).to receive( :glob ).with( :archive_post_pathglob ).

				and_return( @archive_post_paths )

			expect(TMail::Mail).to receive( :load ).with( @archive_post_paths.last.to_s ).

				and_return( :mail_object )

			expect(@list.last_post).to eq(:mail_object)

		end

		it "returns nil for the last post if there is no archive directory for the list" do

			archive_path_obj = double( "archive path" )

			expect(@listpath).to receive( :+ ).with( 'archive' ).and_return( archive_path_obj )

			expect(archive_path_obj).to receive( :exist? ).and_return( false )

			expect(@list.last_post).to eq(nil)

		end

		it "returns nil for the last post if there haven't been any posts to the list" do

			archive_path_obj = double( "archive path" )

			mail_object = double( "Mock TMail object" )

			expect(@listpath).to receive( :+ ).with( 'archive' ).and_return( archive_path_obj )

			expect(archive_path_obj).to receive( :exist? ).and_return( true )

			# Find the last numbered directory under the archive dir

			expect(archive_path_obj).to receive( :+ ).with( '[0-9]*' ).

				and_return( :archive_dir_globpath )

			expect(Pathname).to receive( :glob ).with( :archive_dir_globpath ).and_return( [] )

			expect(@list.last_post).to eq(nil)

		end

		it "raises a RuntimeError if the last archive directory doesn't have any messages in it" do

			archive_path_obj = double( "archive path" )

			mail_object = double( "Mock TMail object" )

			expect(@listpath).to receive( :+ ).with( 'archive' ).and_return( archive_path_obj )

			expect(archive_path_obj).to receive( :exist? ).and_return( true )