view spec/util_random_spec.lua @ 14182:a331cde41c85 13.0

util.poll: Reject fd == FD_SETSIZE FD_SETSIZE is the maximum total number of FDs supports (well, the highest valid fd number). 0 is a valid fd number, so it supports up to 1023 if FD_SETSIZE is 1024. This is just a fencepost issue, fds > FD_SETSIZE were already correctly rejected.
author Matthew Wild <mwild1@gmail.com>
date Mon, 25 May 2026 16:06:19 +0100
parents 3a9a3d90c44c
children
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local random = require "util.random";

describe("util.random", function()
	describe("#bytes()", function()
		it("should return a string", function()
			assert.is_string(random.bytes(16));
		end);

		it("should return the requested number of bytes", function()
			-- Makes no attempt at testing how random the bytes are,
			-- just that it returns the number of bytes requested

			for i = 1, 20 do
				assert.are.equal(2^i, #random.bytes(2^i));
			end
		end);
	end);
end);