This PR includes a comprehensive set of UI test cases for the Editor control. The tests validate the Editor control’s behavior across a wide range of properties, including: Text, Placeholder, MaxLength,AutoSize, IsReadOnly, IsEnabled, IsVisible, Keyboard, TextPrediction, SpellCheck, TextColor, FontSize, FontFamily, FontAttributes, CharacterSpacing, CursorPosition,
SelectionLength, HorizontalTextAlignment, VerticalTextAlignment.

Editor Control Feature Matrix

Gallery Page Addition

• Integrated a new GalleryPageFactory entry for EditorControlPage into CorePageView.cs.
• This allows easy navigation to the feature matrix page showcasing Editor control functionality within the test app.

Options Page Implementation

• Created EditorOptionsPage.xaml, providing a UI to demonstrate and interact with Editor properties dynamically.
• The page layout uses StackLayout and includes Editor controls showcasing a variety of configurable properties, bound to the EditorViewModel.

Main Page Implementation

• Added EditorControlPage.xaml.cs, which includes:

  • Initialization of the EditorViewModel for data binding.
  • Event handlers for Editor control events such as TextChanged, Focused, Unfocused, and Completed.
  • Methods to update cursor position and selection length programmatically.

  Issues Identified

• Inconsistent Behavior of IsSpellCheckEnabled and IsTextPredictionEnabled on Entry Control #29833

• [Testing] Need reliable validation support to ensure the KeyboardType in Appium #26968

• System.Runtime.InteropServices.COMException thrown when setting Image.Aspect = AspectFill via data binding on Windows #29812

• [Windows] CharacterSpacing not applied to Placeholder text in Entry and Editor controls #30071

• Editor.AutoSize="TextChanges" Does Not Update Placeholder on iOS and MacCatalyst #30571