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@@ -0,0 +1,132 @@
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+local log = {}
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+
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+local function insert_log(...)
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+ log[#log+1] = string.format(...)
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+end
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+
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+local function objref_str(self, ref)
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+ if ref and ref:is_player() then
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+ return "player"
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+ end
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+ return self.object == ref and "self" or tostring(ref)
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+end
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+
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+core.register_entity("unittests:callbacks", {
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+ initial_properties = {
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+ hp_max = 5,
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+ visual = "upright_sprite",
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+ textures = { "unittests_stick.png" },
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+ static_save = false,
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+ },
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+
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+ on_activate = function(self, staticdata, dtime_s)
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+ self.object:set_armor_groups({test = 100})
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+ assert(self.object:get_hp() == self.initial_properties.hp_max)
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+ insert_log("on_activate(%d)", #staticdata)
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+ end,
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+ on_deactivate = function(self, removal)
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+ insert_log("on_deactivate(%s)", tostring(removal))
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+ end,
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+ on_punch = function(self, puncher, time_from_last_punch, tool_capabilities, dir, damage)
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+ insert_log("on_punch(%s, %.1f, %d)", objref_str(self, puncher),
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+ time_from_last_punch, damage)
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+ end,
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+ on_death = function(self, killer)
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+ assert(self.object:get_hp() == 0)
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+ insert_log("on_death(%s)", objref_str(self, killer))
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+ end,
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+ on_rightclick = function(self, clicker)
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+ insert_log("on_rightclick(%s)", objref_str(self, clicker))
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+ end,
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+ on_attach_child = function(self, child)
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+ insert_log("on_attach_child(%s)", objref_str(self, child))
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+ end,
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+ on_detach_child = function(self, child)
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+ insert_log("on_detach_child(%s)", objref_str(self, child))
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+ end,
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+ on_detach = function(self, parent)
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+ insert_log("on_detach(%s)", objref_str(self, parent))
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+ end,
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+ get_staticdata = function(self)
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+ assert(false)
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+ end,
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+})
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+
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+--
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+
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+local function check_log(expect)
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+ if #expect ~= #log then
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+ error("Log mismatch: " .. core.write_json(log))
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+ end
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+ for i, s in ipairs(expect) do
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+ if log[i] ~= s then
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+ error("Log mismatch at " .. i .. ": " .. core.write_json(log))
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+ end
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+ end
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+ log = {} -- clear it for next time
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+end
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+
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+local function test_entity_lifecycle(_, pos)
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+ log = {}
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+
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+ -- with binary in staticdata
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+ local obj = core.add_entity(pos, "unittests:callbacks", "abc\000def")
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+ check_log({"on_activate(7)"})
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+
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+ obj:set_hp(0)
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+ check_log({"on_death(nil)", "on_deactivate(true)"})
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+
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+ -- objectref must be invalid now
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+ assert(obj:get_velocity() == nil)
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+end
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+unittests.register("test_entity_lifecycle", test_entity_lifecycle, {map=true})
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+
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+local function test_entity_interact(_, pos)
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+ log = {}
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+
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+ local obj = core.add_entity(pos, "unittests:callbacks")
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+ check_log({"on_activate(0)"})
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+
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+ -- rightclick
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+ obj:right_click(obj)
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+ check_log({"on_rightclick(self)"})
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+
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+ -- useless punch
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+ obj:punch(obj, 0.5, {})
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+ check_log({"on_punch(self, 0.5, 0)"})
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+
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+ -- fatal punch
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+ obj:punch(obj, 1.9, {
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+ full_punch_interval = 1.0,
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+ damage_groups = { test = 10 },
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+ })
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+ check_log({
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+ -- does 10 damage even though we only have 5 hp
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+ "on_punch(self, 1.9, 10)",
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+ "on_death(self)",
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+ "on_deactivate(true)"
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+ })
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+end
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+unittests.register("test_entity_interact", test_entity_interact, {map=true})
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+
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+local function test_entity_attach(player, pos)
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+ log = {}
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+
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+ local obj = core.add_entity(pos, "unittests:callbacks")
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+ check_log({"on_activate(0)"})
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+
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+ -- attach player to entity
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+ player:set_attach(obj)
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+ check_log({"on_attach_child(player)"})
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+ player:set_detach()
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+ check_log({"on_detach_child(player)"})
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+
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+ -- attach entity to player
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+ obj:set_attach(player)
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+ check_log({})
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+ obj:set_detach()
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+ check_log({"on_detach(player)"})
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+
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+ obj:remove()
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+end
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+unittests.register("test_entity_attach", test_entity_attach, {player=true, map=true})
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