| 1234567891011121314151617181920 | "use strict";var assert = require("@sinonjs/referee-sinon").assert;var valueToString = require("./value-to-string");describe("util/core/valueToString", function () {    it("returns string representation of an object", function () {        var obj = {};        assert.equals(valueToString(obj), obj.toString());    });    it("returns 'null' for literal null'", function () {        assert.equals(valueToString(null), "null");    });    it("returns 'undefined' for literal undefined", function () {        assert.equals(valueToString(undefined), "undefined");    });});
 |