text: "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");
      });
  });
  