public void TestGetPageExists()
        {
            const int id = 1;
            var umbracoHelperService = new Mock<IUmbracoHelperService>();
            var publishedContentExtensionService = new Mock<IPublishedContentExtensionService>();
            var nodeService = new NodeService(new UmbracoMapper(), umbracoHelperService.Object,
                publishedContentExtensionService.Object);

            umbracoHelperService.Setup(x => x.TypedContent(id)).Returns(new MockPublishedContent(id));

            var baseDocumentType = nodeService.GetPage<BaseDocumentType>(id);

            Assert.AreEqual(id, baseDocumentType.Id);
        }