public void ExtendCanvasViaContent()
        {
            ScreenActionBuilder.Create().WithWindow(metlWindow.AutomationElement)
                .Ensure<HomeTabScreen>(home =>
                {
                    if (!home.IsActive) home.OpenTab();
                    home.ActivateTextMode().TextInsertMode();
                    return true;
                })
                .With<CollapsedCanvasStack>(canvas =>
                {
                    var slideNav = new SlideNavigation(metlWindow.AutomationElement);

                    var randomPage = slideNav.DetermineToRandomPage();
                    slideNav.ChangeToPage(randomPage);
                    canvas.Refresh();
                    var originalSize = canvas.BoundingRectangle;

                    var inserted = canvas.InsertTextbox(new System.Drawing.Point((int)(originalSize.Width * 0.95), (int)(originalSize.Height / 2)), "Extend canvas size by content --------->");

                    canvas.Refresh();
                    Assert.IsFalse(originalSize.Equals(canvas.BoundingRectangle));

                    var currentPage = slideNav.CurrentPage;

                    randomPage = slideNav.DetermineToRandomPage(currentPage);
                    UITestHelper.Wait(TimeSpan.FromSeconds(3));
                    slideNav.WaitForPageChange(randomPage, () => slideNav.ChangeToPage(randomPage));
                    UITestHelper.Wait(TimeSpan.FromSeconds(3));
                    slideNav.WaitForPageChange(currentPage, () => slideNav.ChangeToPage(currentPage));

                    new HomeTabScreen(metlWindow.AutomationElement).ActivateTextMode().TextSelectMode();
                    canvas.Refresh();
                    foreach (AutomationElement textbox in canvas.ChildTextboxes)
                    {
                        canvas.SelectTextboxWithClick(textbox);
                        UITestHelper.Wait(TimeSpan.FromMilliseconds(500));
                        canvas.DeleteSelectedContent();
                        UITestHelper.Wait(TimeSpan.FromMilliseconds(500));
                    }
                });
        }