test: x:Bind in a child of an element with x:Load=false

src/SourceGenerators/Uno.UI.SourceGenerators.Tests/XamlCodeGeneratorTests/Given_LazyLoading.cs

@@ -0,0 +1,123 @@
+using System.Collections.Immutable;
+using Microsoft.CodeAnalysis.Testing;
+using Uno.UI.SourceGenerators.Tests.Verifiers;
+
+namespace Uno.UI.SourceGenerators.Tests.XamlCodeGeneratorTests;
+
+using Verify = XamlSourceGeneratorVerifier;
+
+[TestClass]
+public class Given_LazyLoading
+{
+	[TestMethod]
+	public async Task When_DeferLoadStrategy_No_Visibility_Set()
+	{
+		var xamlFile = new XamlFile("MainPage.xaml",
+		"""
+		<Page
+			x:Class="TestRepro.MainPage"
+			xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+			xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+			xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+			xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+			mc:Ignorable="d">
+
+			<StackPanel>
+				<TextBlock Text="Immediate content"/>
+				<Border x:Name="LazyLoadedBorder" x:DeferLoadStrategy="Lazy">
+					<TextBlock Text="Lazy Content" />
+				</Border>
+			</StackPanel>
+		</Page>
+		""");
+
+		var test = new Verify.Test(xamlFile)
+		{
+			TestState =
+			{
+				Sources =
+				{
+					"""
+					using System;
+					using Microsoft.UI.Xaml;
+					using Microsoft.UI.Xaml.Controls;
+
+					namespace TestRepro
+					{
+						public sealed partial class MainPage : Page
+						{
+							public MainPage()
+							{
+								this.InitializeComponent();
+							}
+						}
+					}
+					"""
+				}
+			},
+			ReferenceAssemblies = ReferenceAssemblies.Net.Net70.AddPackages(ImmutableArray.Create(new PackageIdentity("Uno.WinUI", "5.0.118"))),
+			DisableBuildReferences = true,
+		}.AddGeneratedSources();
+
+		await test.RunAsync();
+	}
+
+	[TestMethod]
+	public async Task When_xLoad_Child_Has_xBind()
+	{
+		var xamlFile = new XamlFile("MainPage.xaml",
+			"""
+			<Page
+				x:Class="TestRepro.MainPage"
+				xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+				xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+				xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+				xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+				mc:Ignorable="d">
+			
+				<ContentControl x:Name="topLevelContent" x:FieldModifier="public" x:Load="false">
+					<TextBlock x:Name="innerTextBlock" x:FieldModifier="public" Text="{x:Bind InnerText, Mode=OneWay}" />
+				</ContentControl>
+			</Page>
+			""");
+
+		var test = new Verify.Test(xamlFile)
+		{
+			TestState =
+			{
+				Sources =
+				{
+					"""
+					using System;
+					using Microsoft.UI.Xaml;
+					using Microsoft.UI.Xaml.Controls;
+
+					namespace TestRepro
+					{
+						public sealed partial class MainPage : Page
+						{
+							public MainPage()
+							{
+								this.InitializeComponent();
+							}
+							
+							public string InnerText
+					        {
+					            get { return (string)GetValue(InnerTextProperty); }
+					            set { SetValue(InnerTextProperty, value); }
+					        }
+					        
+					        public static readonly DependencyProperty InnerTextProperty =
+					            DependencyProperty.Register("InnerText", typeof(string), typeof(MainPage), new PropertyMetadata("My inner text"));
+						}
+					}
+					"""
+				}
+			},
+			ReferenceAssemblies = ReferenceAssemblies.Net.Net70.AddPackages(ImmutableArray.Create(new PackageIdentity("Uno.WinUI", "5.0.118"))),
+			DisableBuildReferences = true,
+		}.AddGeneratedSources();
+
+		await test.RunAsync();
+	}
+}

src/SourceGenerators/Uno.UI.SourceGenerators.Tests/XamlCodeGeneratorTests/Out/WDLSNVS/XamlCodeGenerator_GlobalStaticResources.cs

@@ -0,0 +1,61 @@
+// <autogenerated />
+#if __WASM__
+#error invalid internal source generator state. The __WASM__ DefineConstant was not propagated properly.
+#endif
+namespace MyProject
+{
+	/// <summary>
+	/// Contains all the static resources defined for the application
+	/// </summary>
+	public sealed partial class GlobalStaticResources
+	{
+		static bool _initialized;
+		private static bool _stylesRegistered;
+		private static bool _dictionariesRegistered;
+		internal static global::Uno.UI.Xaml.XamlParseContext __ParseContext_ {get; } = new global::Uno.UI.Xaml.XamlParseContext()
+		{
+			AssemblyName = "TestProject",
+		}
+		;
+
+		static GlobalStaticResources()
+		{
+			Initialize();
+		}
+		public static void Initialize()
+		{
+			if (!_initialized)
+			{
+				_initialized = true;
+				global::Uno.UI.GlobalStaticResources.Initialize();
+				global::Uno.UI.Toolkit.GlobalStaticResources.Initialize();
+				global::Uno.UI.GlobalStaticResources.RegisterDefaultStyles();
+				global::Uno.UI.Toolkit.GlobalStaticResources.RegisterDefaultStyles();
+				global::Uno.UI.GlobalStaticResources.RegisterResourceDictionariesBySource();
+				global::Uno.UI.Toolkit.GlobalStaticResources.RegisterResourceDictionariesBySource();
+			}
+		}
+		public static void RegisterDefaultStyles()
+		{
+			if(!_stylesRegistered)
+			{
+				_stylesRegistered = true;
+				RegisterDefaultStyles_MainPage_d6cd66944958ced0c513e0a04797b51d();
+			}
+		}
+		// Register ResourceDictionaries using ms-appx:/// syntax, this is called for external resources
+		public static void RegisterResourceDictionariesBySource()
+		{
+			if(!_dictionariesRegistered)
+			{
+				_dictionariesRegistered = true;
+			}
+		}
+		// Register ResourceDictionaries using ms-resource:/// syntax, this is called for local resources
+		internal static void RegisterResourceDictionariesBySourceLocal()
+		{
+		}
+		static partial void RegisterDefaultStyles_MainPage_d6cd66944958ced0c513e0a04797b51d();
+
+	}
+}

src/SourceGenerators/Uno.UI.SourceGenerators.Tests/XamlCodeGeneratorTests/Out/WDLSNVS/XamlCodeGenerator_LocalizationResources.cs

@@ -0,0 +1,2 @@
+// <auto-generated />
+[assembly: global::System.Reflection.AssemblyMetadata("UnoHasLocalizationResources", "False")]

src/SourceGenerators/Uno.UI.SourceGenerators.Tests/XamlCodeGeneratorTests/Out/WDLSNVS/XamlCodeGenerator_MainPage_d6cd66944958ced0c513e0a04797b51d.cs

@@ -0,0 +1,183 @@
+// <autogenerated />
+#pragma warning disable CS0114
+#pragma warning disable CS0108
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using Uno.UI;
+using Uno.UI.Xaml;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Documents;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Media.Animation;
+using Microsoft.UI.Xaml.Shapes;
+using Windows.UI.Text;
+using Uno.Extensions;
+using Uno;
+using Uno.UI.Helpers;
+using Uno.UI.Helpers.Xaml;
+using MyProject;
+
+#if __ANDROID__
+using _View = Android.Views.View;
+#elif __IOS__
+using _View = UIKit.UIView;
+#elif __MACOS__
+using _View = AppKit.NSView;
+#else
+using _View = Microsoft.UI.Xaml.UIElement;
+#endif
+
+namespace TestRepro
+{
+	partial class MainPage : global::Microsoft.UI.Xaml.Controls.Page
+	{
+		[global::System.ComponentModel.EditorBrowsable(global::System.ComponentModel.EditorBrowsableState.Never)]
+		private const string __baseUri_prefix_MainPage_d6cd66944958ced0c513e0a04797b51d = "ms-appx:///TestProject/";
+		[global::System.ComponentModel.EditorBrowsable(global::System.ComponentModel.EditorBrowsableState.Never)]
+		private const string __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d = "ms-appx:///TestProject/";
+		private global::Microsoft.UI.Xaml.NameScope __nameScope = new global::Microsoft.UI.Xaml.NameScope();
+		private void InitializeComponent()
+		{
+			NameScope.SetNameScope(this, __nameScope);
+			var __that = this;
+			base.IsParsing = true;
+			// Source 0\MainPage.xaml (Line 1:2)
+			base.Content = 
+			new global::Microsoft.UI.Xaml.Controls.StackPanel
+			{
+				IsParsing = true,
+				// Source 0\MainPage.xaml (Line 9:3)
+				Children = 
+				{
+					new global::Microsoft.UI.Xaml.Controls.TextBlock
+					{
+						IsParsing = true,
+						Text = "Immediate content",
+						// Source 0\MainPage.xaml (Line 10:4)
+					}
+					.MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply((MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions.XamlApplyHandler0)(c0 => 
+					{
+						global::Uno.UI.FrameworkElementHelper.SetBaseUri(c0, __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d);
+						c0.CreationComplete();
+					}
+					))
+					,
+					new Microsoft.UI.Xaml.ElementStub( () => 
+					new global::Microsoft.UI.Xaml.Controls.Border
+					{
+						IsParsing = true,
+						Name = "LazyLoadedBorder",
+						// Source 0\MainPage.xaml (Line 11:4)
+						Child = 
+						new global::Microsoft.UI.Xaml.Controls.TextBlock
+						{
+							IsParsing = true,
+							Text = "Lazy Content",
+							// Source 0\MainPage.xaml (Line 12:5)
+						}
+						.MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply((MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions.XamlApplyHandler0)(c1 => 
+						{
+							global::Uno.UI.FrameworkElementHelper.SetBaseUri(c1, __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d);
+							c1.CreationComplete();
+						}
+						))
+					}
+					.MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply((MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions.XamlApplyHandler1)(c2 => 
+					{
+						__nameScope.RegisterName("LazyLoadedBorder", c2);
+						__that.LazyLoadedBorder = c2;
+						// DeferLoadStrategy Lazy
+						global::Uno.UI.FrameworkElementHelper.SetBaseUri(c2, __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d);
+						c2.CreationComplete();
+					}
+					))
+					)					.MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply((MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions.XamlApplyHandler2)(c3 => 
+					{
+						c3.Name = "LazyLoadedBorder";
+						_LazyLoadedBorderSubject.ElementInstance = c3;
+					}
+					))
+					,
+				}
+			}
+			.MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply((MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions.XamlApplyHandler3)(c4 => 
+			{
+				global::Uno.UI.FrameworkElementHelper.SetBaseUri(c4, __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d);
+				c4.CreationComplete();
+			}
+			))
+			;
+
+			this
+			.GenericApply(((c5) => 
+			{
+				// Source 0\MainPage.xaml (Line 1:2)
+
+				// WARNING Property c5.base does not exist on {http://schemas.microsoft.com/winfx/2006/xaml/presentation}Page, the namespace is http://www.w3.org/XML/1998/namespace. This error was considered irrelevant by the XamlFileGenerator
+			}
+			))
+			.GenericApply(((c6) => 
+			{
+				// Class TestRepro.MainPage
+				global::Uno.UI.FrameworkElementHelper.SetBaseUri(c6, __baseUri_MainPage_d6cd66944958ced0c513e0a04797b51d);
+				c6.CreationComplete();
+			}
+			))
+			;
+			OnInitializeCompleted();
+
+		}
+		partial void OnInitializeCompleted();
+		private global::Microsoft.UI.Xaml.Data.ElementNameSubject _LazyLoadedBorderSubject = new global::Microsoft.UI.Xaml.Data.ElementNameSubject();
+		private global::Microsoft.UI.Xaml.Controls.Border LazyLoadedBorder
+		{
+			get
+			{
+				return (global::Microsoft.UI.Xaml.Controls.Border)_LazyLoadedBorderSubject.ElementInstance;
+			}
+			set
+			{
+				_LazyLoadedBorderSubject.ElementInstance = value;
+			}
+		}
+	}
+}
+namespace MyProject
+{
+	static class MainPage_d6cd66944958ced0c513e0a04797b51dXamlApplyExtensions
+	{
+		public delegate void XamlApplyHandler0(global::Microsoft.UI.Xaml.Controls.TextBlock instance);
+		[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.AggressiveInlining)]
+		public static global::Microsoft.UI.Xaml.Controls.TextBlock MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply(this global::Microsoft.UI.Xaml.Controls.TextBlock instance, XamlApplyHandler0 handler)
+		{
+			handler(instance);
+			return instance;
+		}
+		public delegate void XamlApplyHandler1(global::Microsoft.UI.Xaml.Controls.Border instance);
+		[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.AggressiveInlining)]
+		public static global::Microsoft.UI.Xaml.Controls.Border MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply(this global::Microsoft.UI.Xaml.Controls.Border instance, XamlApplyHandler1 handler)
+		{
+			handler(instance);
+			return instance;
+		}
+		public delegate void XamlApplyHandler2(global::Microsoft.UI.Xaml.ElementStub instance);
+		[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.AggressiveInlining)]
+		public static global::Microsoft.UI.Xaml.ElementStub MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply(this global::Microsoft.UI.Xaml.ElementStub instance, XamlApplyHandler2 handler)
+		{
+			handler(instance);
+			return instance;
+		}
+		public delegate void XamlApplyHandler3(global::Microsoft.UI.Xaml.Controls.StackPanel instance);
+		[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.AggressiveInlining)]
+		public static global::Microsoft.UI.Xaml.Controls.StackPanel MainPage_d6cd66944958ced0c513e0a04797b51d_XamlApply(this global::Microsoft.UI.Xaml.Controls.StackPanel instance, XamlApplyHandler3 handler)
+		{
+			handler(instance);
+			return instance;
+		}
+	}
+}