File

spec/util_random_spec.lua @ 11183:2ac63715ef6f

util.paths: Optimize path joining with few arguments A casual search suggests that the majority of paths.join() calls involve only two arguments. This saves the creation of a table for up to 3 arguments. Looks like 3x faster for 3 arguments or less, 5% slower when it uses the array to concatenate.
author Kim Alvefur <zash@zash.se>
date Sun, 11 Oct 2020 23:04:13 +0200
parent 8450:3a9a3d90c44c
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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);