-- lobby/functions.lua
TestLobbyFunctions = {}
    function TestLobbyFunctions:setUp()
        mtmock.privs = {
            ['p1'] = {},
            ['p2'] = {creative=true, fly=true, fast=true},
            ['p3'] = {builder=false, creative=true, fly=true, fast=true},
            ['p4'] = {builder=false, creative=false, fly=true, fast=true},
            ['b1'] = {builder=true, creative=true, fly=true, fast=true},
            ['b2'] = {builder=true, creative=false, fly=true, fast=true},
        }
    end

    function TestLobbyFunctions:testIsBuilder()
        local p1 = mtmock.add_player('p1')
        local p2 = mtmock.add_player('p2')
        local p3 = mtmock.add_player('p3')
        local p4 = mtmock.add_player('p4')
        local b1 = mtmock.add_player('b1', true)
        local b2 = mtmock.add_player('b2', true)
        lu.assertIsNil(lobby.is_builder(nil))
        lu.assertIsFalse(lobby.is_builder(p1))
        lu.assertIsFalse(lobby.is_builder(p2))
        lu.assertIsFalse(lobby.is_builder(p3))
        lu.assertIsFalse(lobby.is_builder(p4))
        lu.assertIsTrue(lobby.is_builder(b1))
        lu.assertIsTrue(lobby.is_builder(b2))
    end

    -- does lobby.builder_to_player() reset the player privileges?
    function TestLobbyFunctions:testBuilderToPlayerResetsPrivs()
        local b1 = mtmock.add_player('b1', true)
        lobby.builder_to_player(b1)
        b1_privs = minetest.get_player_privs('b1')
        lu.assertIsNil(b1_privs.creative)
        lu.assertIsNil(b1_privs.fly)
        lu.assertIsNil(b1_privs.fast)

        local b2 = mtmock.add_player('b2', true)
        lobby.builder_to_player(b2)
        b2_privs = minetest.get_player_privs('b2')
        lu.assertIsNil(b2_privs.creative)
        lu.assertIsNil(b2_privs.fly)
        lu.assertIsNil(b2_privs.fast)
    end

    -- does lobby.builder_to_player() set the player mode to 'solo'?
    function TestLobbyFunctions:testBuilderToPlayerSetsSoloMode()
        local b1 = mtmock.add_player('b1', true)
        lobby.builder_to_player(b1)
        b1_attrs = b1:get_meta()
        lu.assertEquals(b1_attrs:get_string('mode'), 'solo')

        local b2 = mtmock.add_player('b2', true)
        lobby.builder_to_player(b2)
        b2_attrs = b2:get_meta()
        lu.assertEquals(b2_attrs:get_string('mode'), 'solo')
    end

    -- does lobby.builder_to_player() save the main inventory list?
    function TestLobbyFunctions:testBuilderToPlayerSavesMainInventory()
        local b1 = mtmock.add_player('b1', true)
        b1_inv = b1:get_inventory()
        local b1_main = {'old_main'}
        b1_inv:set_list('main', b1_main)

        lobby.builder_to_player(b1)
        local new_bldr = b1_inv:get_list('builder')
        lu.assertEquals(new_bldr, b1_main)
    end

    -- does lobby.builder_to_player() respect the player mode?
    function TestLobbyFunctions:testBuilderToPlayerRespectsMode()
        local p1 = mtmock.add_player('p1')
        p1_attr = p1:get_meta()
        p1_inv = p1:get_inventory()
        local exp_bldr = {'builder_invlist'}
        local exp_main = {'player_invlist'}
        local exp_mode = p1_attr:get_string('mode')
        p1_inv:set_list('builder', exp_bldr)
        p1_inv:set_list('main', exp_main)

        lobby.builder_to_player(p1)
        local act_bldr = p1_inv:get_list('builder')
        local act_main = p1_inv:get_list('main')
        local act_mode = p1_attr:get_string('mode')
        lu.assertEquals(act_bldr, exp_bldr)
        lu.assertEquals(act_main, exp_main)
        lu.assertEquals(act_mode, exp_mode)
    end

    -- does lobby.player_to_builder() restore builder privs?
    function TestLobbyFunctions:testPlayerToBuilderRestoresPrivs()
        local p1 = mtmock.add_player('p1')
        lobby.player_to_builder(p1)
        p1_privs = minetest.get_player_privs('p1')
        lu.assertIsTrue(p1_privs.creative)
        lu.assertIsTrue(p1_privs.fly)
        lu.assertIsTrue(p1_privs.fast)

        local p2 = mtmock.add_player('p2')
        lobby.player_to_builder(p2)
        p2_privs = minetest.get_player_privs('p2')
        lu.assertIsTrue(p2_privs.creative)
        lu.assertIsTrue(p2_privs.fly)
        lu.assertIsTrue(p2_privs.fast)

        local p3 = mtmock.add_player('p3')
        lobby.player_to_builder(p3)
        p3_privs = minetest.get_player_privs('p3')
        lu.assertIsTrue(p3_privs.creative)
        lu.assertIsTrue(p3_privs.fly)
        lu.assertIsTrue(p3_privs.fast)

        local p4 = mtmock.add_player('p4')
        lobby.player_to_builder(p4)
        p4_privs = minetest.get_player_privs('p4')
        lu.assertIsTrue(p4_privs.creative)
        lu.assertIsTrue(p4_privs.fly)
        lu.assertIsTrue(p4_privs.fast)
    end

    -- does lobby.player_to_builder() set the player mode to 'builder'?
    function TestLobbyFunctions:testPlayerToBuilderSetsBuilderMode()
        local p1 = mtmock.add_player('p1')
        lobby.player_to_builder(p1)
        p1_attrs = p1:get_meta()
        lu.assertEquals(p1_attrs:get_string('mode'), 'builder')

        local p2 = mtmock.add_player('p2')
        lobby.player_to_builder(p2)
        p2_attrs = p2:get_meta()
        lu.assertEquals(p2_attrs:get_string('mode'), 'builder')

        local p3 = mtmock.add_player('p3')
        lobby.player_to_builder(p3)
        p3_attrs = p3:get_meta()
        lu.assertEquals(p3_attrs:get_string('mode'), 'builder')

        local p4 = mtmock.add_player('p4')
        lobby.player_to_builder(p4)
        p4_attrs = p4:get_meta()
        lu.assertEquals(p4_attrs:get_string('mode'), 'builder')
    end

    -- does lobby.player_to_builder() restore the builder inventory?
    function TestLobbyFunctions:testPlayerToBuilderRestoresBuilderInventory()
        local p1 = mtmock.add_player('p1')
        p1_inv = p1:get_inventory()
        local p1_builder = {'p1_builder'}
        local p1_main = {'p1_player'}
        p1_inv:set_list('builder', p1_builder)
        p1_inv:set_list('main', p1_main)

        lobby.player_to_builder(p1)
        local act_maininv = p1_inv:get_list('main')
        lu.assertEquals(act_maininv, p1_builder)
    end

    -- does lobby.player_to_builder() respect the player mode?
    -- (i.e., inventories do not get changed)
    function TestLobbyFunctions:testPlayerToBuilderRespectsMode()
        local b1 = mtmock.add_player('b1', true)
        b1_attr = b1:get_meta()
        b1_inv = b1:get_inventory()
        local exp_bldr = {'invlist:builder'}
        local exp_main = {'invlist:main'}
        local exp_mode = b1_attr:get_string('mode')
        b1_inv:set_list('builder', exp_bldr)
        b1_inv:set_list('main', exp_main)

        lobby.player_to_builder(b1)
        local act_bldr = b1_inv:get_list('builder')
        local act_main = b1_inv:get_list('main')
        local act_mode = b1_attr:get_string('mode')
        lu.assertEquals(act_bldr, exp_bldr)
        lu.assertEquals(act_main, exp_main)
        lu.assertEquals(act_mode, exp_mode)
    end

--[[ TestLobbyFunctions ]]--