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/* eslint no-shadow: 0 */
const test = require("tap").test;const ss = require("../");
function rnd(x) {    return Math.round(x * 1000) / 1000;}
test("root_mean_square", function (t) {    // From http://en.wikipedia.org/wiki/Root_mean_square    t.test("can get the RMS of two or more numbers", function (t) {        t.equal(ss.rootMeanSquare([1, 1]), 1);        t.equal(rnd(ss.rootMeanSquare([3, 4, 5])), 4.082);        t.equal(rnd(ss.rootMeanSquare([-0.1, 5, -2, 10])), 5.679);        t.end();    });
    t.test("returns null for empty lists", function (t) {        t.throws(function () {            ss.rootMeanSquare([]);        });        t.end();    });
    t.end();});