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prosody
File
spec/util_serialization_spec.lua @ 13130:0b650a54ff9a
doc/hgrc-email: Example config for using 'hg email' to contribute
The initial setup can be tricky if you don't know what and were settings
should be added.
This should maybe also go into site/doc/contributing
author | Kim Alvefur <zash@zash.se> |
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date | Wed, 07 Jun 2023 16:56:53 +0200 |
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);