File

spec/util_random_spec.lua @ 13429:6cdc6923d65a

util.strbitop: Add common_prefix_bits() method This returns the number of bits that two strings have in common. It is significantly more efficient than similar calculations in Lua.
author Matthew Wild <mwild1@gmail.com>
date Fri, 23 Feb 2024 12:08:37 +0000
parent 8450:3a9a3d90c44c
line wrap: on
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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);