node-bluebird/test/mocha/getNewLibraryCopy.js

31 lines
1022 B
JavaScript

"use strict";
var assert = require("assert");
var testUtils = require("./helpers/util.js");
describe("Promise.getNewLibraryCopy", function() {
it("should return an independent copy of Bluebird library", function() {
var Promise2 = Promise.getNewLibraryCopy();
Promise2.x = 123;
assert.equal(typeof Promise2.prototype.then, "function");
assert.notEqual(Promise2, Promise);
assert.equal(Promise2.x, 123);
assert.notEqual(Promise.x, 123);
});
it("should return copy of Bluebird library with its own getNewLibraryCopy method", function() {
var Promise2 = Promise.getNewLibraryCopy();
var Promise3 = Promise2.getNewLibraryCopy();
Promise3.x = 123;
assert.equal(typeof Promise3.prototype.then, "function");
assert.notEqual(Promise3, Promise);
assert.notEqual(Promise3, Promise2);
assert.equal(Promise3.x, 123);
assert.notEqual(Promise.x, 123);
assert.notEqual(Promise2.x, 123);
});
});