File

spec/util_uuid_spec.lua @ 13238:26327eac56dc

util.datamanager: Always reset index after list shift Shifting the index does not work reliably yet, better to rebuild it from scratch. Since there is minimal parsing involved in that, it should be more efficient anyway.
author Kim Alvefur <zash@zash.se>
date Sat, 22 Jul 2023 14:02:01 +0200
parent 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://www.rfc-editor.org/rfc/rfc4122.html#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);