core.register_alias("unittests:test_content_ids_alias1", "air") core.register_alias("unittests:test_content_ids_alias2", "~") local function test_content_ids() assert(core.get_content_id("air") == core.CONTENT_AIR) assert(core.get_content_id("unittests:test_content_ids_alias1") == core.CONTENT_AIR) assert(core.get_content_id("unknown") == core.CONTENT_UNKNOWN) assert(core.get_content_id("ignore") == core.CONTENT_IGNORE) assert(core.get_name_from_content_id(core.CONTENT_AIR) == "air") assert(core.get_name_from_content_id(core.CONTENT_UNKNOWN) == "unknown") assert(core.get_name_from_content_id(core.CONTENT_IGNORE) == "ignore") assert(pcall(core.get_content_id, "~") == false) assert(pcall(core.get_content_id, "unittests:test_content_ids_alias2") == false) assert(pcall(core.get_content_id) == false) assert(core.get_name_from_content_id(0xFFFF) == "unknown") assert(pcall(core.get_name_from_content_id) == false) end -- Run while mod is loading. test_content_ids() -- Run after mods have loaded. unittests.register("test_content_ids", test_content_ids) -- Run in async environment. local function test_content_ids_async(cb) local function func(test_func) local ok, err = pcall(test_func) if not ok then return err end end core.handle_async(func, cb, test_content_ids) end unittests.register("test_content_ids_async", test_content_ids_async, {async=true})