File

spec/util_uuid_spec.lua @ 10446:5c2d1b13537c

util.stanza: Support the 'by' attribute on errors This is to be used when the entity generating the error is not the same as the one the stanza was directed to, e.g. an intermediate server.
author Kim Alvefur <zash@zash.se>
date Mon, 25 Nov 2019 20:59:36 +0100
parent 8241:e7496cff1215
child 12604:bd9e006a7a74
line wrap: on
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-- This tests the format, not the randomness

local uuid = require "util.uuid";

describe("util.uuid", function()
	describe("#generate()", function()
		it("should work follow the UUID pattern", function()
			-- https://tools.ietf.org/html/rfc4122#section-4.4

			local pattern = "^" .. table.concat({
				string.rep("%x", 8),
				string.rep("%x", 4),
				"4" .. -- version
				string.rep("%x", 3),
				"[89ab]" .. -- reserved bits of 1 and 0
				string.rep("%x", 3),
				string.rep("%x", 12),
			}, "%-") .. "$";

			for _ = 1, 100 do
				assert.is_string(uuid.generate():match(pattern));
			end
		end);
	end);
end);