File

spec/util_iterators_spec.lua @ 10794:4585fe53e21f

MUC: Enforce strict resourceprep when registering room nicknames If nickname enforcement is enabled this would otherwise let you bypass the join check in muc.lib by registering an invalid nickname and then joining with any nickname, letting register.lib change it to the invalid registered nick.
author Kim Alvefur <zash@zash.se>
date Sat, 02 May 2020 20:12:41 +0200
parent 9328:a9592107021b
child 12744:e894677359e5
line wrap: on
line source

local iter = require "util.iterators";

describe("util.iterators", function ()
	describe("join", function ()
		it("should produce a joined iterator", function ()
			local expect = { "a", "b", "c", 1, 2, 3 };
			local output = {};
			for x in iter.join(iter.values({"a", "b", "c"})):append(iter.values({1, 2, 3})) do
				table.insert(output, x);
			end
			assert.same(output, expect);
		end);
	end);

	describe("sorted_pairs", function ()
		it("should produce sorted pairs", function ()
			local orig = { b = 1, c = 2, a = "foo", d = false };
			local n, last_key = 0, nil;
			for k, v in iter.sorted_pairs(orig) do
				n = n + 1;
				if last_key then
					assert(k > last_key, "Expected "..k.." > "..last_key)
				end
				assert.equal(orig[k], v);
				last_key = k;
			end
			assert.equal("d", last_key);
			assert.equal(4, n);
		end);

		it("should allow a custom sort function", function ()
			local orig = { b = 1, c = 2, a = "foo", d = false };
			local n, last_key = 0, nil;
			for k, v in iter.sorted_pairs(orig, function (a, b) return a > b end) do
				n = n + 1;
				if last_key then
					assert(k < last_key, "Expected "..k.." > "..last_key)
				end
				assert.equal(orig[k], v);
				last_key = k;
			end
			assert.equal("a", last_key);
			assert.equal(4, n);
		end);
	end);
end);