BloomTests.Book.BookTests.DuplicatePageAfterRelocatePage C# (CSharp) Method

        public void DuplicatePageAfterRelocatePage()
        {
            var book = CreateBook();
            var pages = book.GetPages().ToArray();

            book.RelocatePage(pages[1], 2);
            var rearrangedPages = book.GetPages().ToArray();

            book.DuplicatePage(pages[2]);
            var newPages = book.GetPages().ToArray();

            Assert.AreEqual(3, rearrangedPages.Length);
            Assert.AreEqual(4, newPages.Length);

            // New page (with its own, unique Id) should be directly after the page we copied it from.
            // It was getting inserted first (BL-467)
            Assert.AreEqual("guid1", rearrangedPages[0].Id);
            Assert.AreEqual("guid3", rearrangedPages[1].Id);
            Assert.AreEqual("guid2", rearrangedPages[2].Id);

            Assert.AreEqual("guid1", newPages[0].Id);
            Assert.AreEqual("guid3", newPages[1].Id);
            Assert.AreEqual("guid2", newPages[3].Id);
        }