File

spec/util_serialization_spec.lua @ 13587:fdb2e0568cf8

mod_authz_internal: Make 'prosody:guest' default role for all unknown JIDs This fixes an issue where e.g. remote users or even other users on the server were unable to list MUC rooms. We want to define a permission to list MUC rooms, but we want it to be available to everyone by default (the traditional behaviour). prosody:guest is the lowest role we have. I ran a quick check and it isn't really used for anything right now that would be concerning. It was originally designed for anonymous logins. I think it's safe to treat remote JIDs as equivalent, since we have no trust relationship with anonymous users either.
author Matthew Wild <mwild1@gmail.com>
date Tue, 07 Jan 2025 14:41:32 +0000 (4 months ago)
parent 9567:dbfa286cfa88
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local serialization = require "util.serialization";

describe("util.serialization", function ()
	describe("serialize", function ()
		it("makes a string", function ()
			assert.is_string(serialization.serialize({}));
			assert.is_string(serialization.serialize(nil));
			assert.is_string(serialization.serialize(1));
			assert.is_string(serialization.serialize(true));
		end);

		it("rejects function by default", function ()
			assert.has_error(function ()
				serialization.serialize(function () end)
			end);
		end);

		it("makes a string in debug mode", function ()
			assert.is_string(serialization.serialize(function () end, "debug"));
		end);

		it("rejects cycles", function ()
			assert.has_error(function ()
				local t = {}
				t[t] = { t };
				serialization.serialize(t)
			end);
			-- also with multirefs allowed
			assert.has_error(function ()
				local t = {}
				t[t] = { t };
				serialization.serialize(t, { multirefs = true })
			end);
		end);

		it("rejects multiple references to same table", function ()
			assert.has_error(function ()
				local t1 = {};
				local t2 = { t1, t1 };
				serialization.serialize(t2, { multirefs = false });
			end);
		end);

		it("optionally allows multiple references to same table", function ()
			assert.has_error(function ()
				local t1 = {};
				local t2 = { t1, t1 };
				serialization.serialize(t2, { multirefs = true });
			end);
		end);

		it("roundtrips", function ()
			local function test(data)
				local serialized = serialization.serialize(data);
				assert.is_string(serialized);
				local deserialized, err = serialization.deserialize(serialized);
				assert.same(data, deserialized, err);
			end

			test({});
			test({hello="world"});
			test("foobar")
			test("\0\1\2\3");
			test("nödåtgärd");
			test({1,2,3,4});
			test({foo={[100]={{"bar"},{baz=1}}}});
			test({["goto"] = {["function"]={["do"]="keywords"}}});
		end);

		it("can serialize with metatables", function ()
			local s = serialization.new({ freeze = true });
			local t = setmetatable({ a = "hi" }, { __freeze = function (t) return { t.a } end });
			local rt = serialization.deserialize(s(t));
			assert.same({"hi"}, rt);
		end);

	end);
end);