File

spec/util_random_spec.lua @ 10911:9dc34e1556d9

util.human.io.table: Allow a map callaback per column This allows e.g. mapping booleans to "yes" or "no", specific number formatting or generating virtual columns. All while not mutating the underlying data or creating additional temporary tables.
author Kim Alvefur <zash@zash.se>
date Thu, 04 Jun 2020 21:32:28 +0200 (2020-06-04)
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);