Files
LanMountainDesktop/LanMountainDesktop.Tests/WindowLayerIsolationTests.cs
2026-05-31 19:41:10 +08:00

276 lines
12 KiB
C#

using Xunit;
namespace LanMountainDesktop.Tests;
public sealed class WindowLayerIsolationTests
{
[Fact]
public void AirAppWindow_DoesNotUseDesktopBottomMostOrTopmostPromotion()
{
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindow.axaml.cs");
Assert.DoesNotContain("WindowBottomMostServiceFactory", source);
Assert.DoesNotContain("IWindowBottomMostService", source);
Assert.DoesNotContain("SendToBottom", source);
Assert.DoesNotContain("Topmost = true", source);
Assert.DoesNotContain("Topmost=true", source);
}
[Fact]
public void AirAppWindow_UsesFluentAvaloniaChromeInsteadOfHandRolledTitleBar()
{
var xaml = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindow.axaml");
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindow.axaml.cs");
Assert.Contains("<faWindowing:FAAppWindow", xaml);
Assert.Contains(": FAAppWindow", source);
Assert.Contains("ShowAsDialog", source);
Assert.Contains("TitleBar.ExtendsContentIntoTitleBar", source);
Assert.DoesNotContain("OnTitleBarPointerPressed", source);
Assert.DoesNotContain("BeginMoveDrag", source);
Assert.DoesNotContain("OnCloseClick", source);
Assert.DoesNotContain("PointerPressed=\"OnTitleBarPointerPressed\"", xaml);
}
[Fact]
public void AirAppWindowDescriptor_DefinesSupportedChromeModes()
{
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindowDescriptor.cs");
Assert.Contains("AirAppWindowChromeMode", source);
Assert.Contains("Standard", source);
Assert.Contains("Borderless", source);
Assert.Contains("FullScreen", source);
Assert.Contains("Tool", source);
Assert.Contains("BackgroundOnly", source);
}
[Fact]
public void AirAppWindowDescriptor_MapsBuiltInAppsToExpectedChromeModes()
{
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindowDescriptor.cs");
Assert.Contains("AirAppLaunchOptions.WorldClockAppId", source);
Assert.Contains("AirAppWindowChromeMode.Standard", source);
Assert.Contains("width: 780", source);
Assert.Contains("height: 560", source);
Assert.Contains("minWidth: 680", source);
Assert.Contains("minHeight: 480", source);
Assert.Contains("canResize: true", source);
Assert.Contains("showAsDialog: false", source);
Assert.Contains("AirAppLaunchOptions.WhiteboardAppId", source);
Assert.Contains("AirAppWindowChromeMode.FullScreen", source);
}
[Fact]
public void AirAppWindow_LoadsClockSuiteForWorldClockApp()
{
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindow.axaml.cs");
var viewXaml = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "ClockAirAppView.axaml");
var projectFile = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "LanMountainDesktop.AirAppHost.csproj");
Assert.Contains("new ClockAirAppView(_options)", source);
Assert.Contains("clock-suite:global", source);
Assert.Contains("ClockAirAppView", viewXaml);
Assert.Contains("Localization\\*.json", projectFile);
}
[Fact]
public void DesktopComponentHost_DoesNotInterceptLivePointerInputForAirApps()
{
var source = ReadRepositoryFile("LanMountainDesktop", "Views", "MainWindow.ComponentSystem.cs");
var handlerSource = ExtractMethodSource(source, "OnDesktopComponentHostPointerPressed");
Assert.DoesNotContain("TryOpenAirAppFromDesktopComponent", source);
Assert.DoesNotContain("OpenWorldClock(placement.PlacementId", source);
Assert.DoesNotContain("OpenWhiteboard(", handlerSource);
Assert.DoesNotContain("OpenWorldClock(", handlerSource);
}
[Fact]
public void AnalogClockWidget_OpensWorldClockOnlyInLiveMode()
{
var source = ReadRepositoryFile("LanMountainDesktop", "Views", "Components", "AnalogClockWidget.axaml.cs");
Assert.Contains("IComponentRuntimeContextAware", source);
Assert.Contains("DesktopComponentRenderMode.Live", source);
Assert.Contains("OpenWorldClock(_componentId, _placementId)", source);
Assert.Contains("BuiltInComponentIds.DesktopClock", source);
}
[Fact]
public void AirAppWindow_WhiteboardBranchReusesWidgetAndSavesOnClose()
{
var source = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppWindow.axaml.cs");
Assert.Contains("new WhiteboardWidget(baseWidthCells)", source);
Assert.Contains("SetComponentPlacementContext(componentId, _options.SourcePlacementId)", source);
Assert.Contains("SetSurfaceMode(", source);
Assert.Contains("WhiteboardWidgetSurfaceMode.AirApp", source);
Assert.Contains("ForceSaveNote()", source);
Assert.Contains("widget.Dispose()", source);
}
[Fact]
public void AirAppHost_LoadsHostThemeForWhiteboardToolFlyouts()
{
var appXaml = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirApp.axaml");
var projectFile = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "LanMountainDesktop.AirAppHost.csproj");
Assert.Contains("<sty:FluentAvaloniaTheme", appXaml);
Assert.DoesNotContain("<FluentTheme", appXaml);
Assert.Contains("Style Selector=\"fi|SymbolIcon\"", appXaml);
Assert.Contains("Style Selector=\"ScrollViewer\"", appXaml);
Assert.Contains("AppFontFamily", appXaml);
Assert.Contains("FluentIcons.Avalonia", projectFile);
}
[Fact]
public void AirAppHost_ParsesAndReceivesSharedDataRoot()
{
var optionsSource = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "AirAppLaunchOptions.cs");
var programSource = ReadRepositoryFile("LanMountainDesktop.AirAppHost", "Program.cs");
var starterSource = ReadRepositoryFile("LanMountainDesktop.AirAppRuntime", "IAirAppProcessStarter.cs");
var dataPathSource = ReadRepositoryFile("LanMountainDesktop", "Services", "AppDataPathProvider.cs");
Assert.Contains("DataRoot", optionsSource);
Assert.Contains("IndexOf('=')", optionsSource);
Assert.Contains("data-root", optionsSource);
Assert.Contains("AppDataPathProvider.Initialize(args)", programSource);
Assert.Contains("--data-root", starterSource);
Assert.Contains("Path.GetFullPath(dataRoot)", starterSource);
Assert.Contains("string.Equals(arg, \"--data-root\"", dataPathSource);
}
[Fact]
public void FusedDesktopWindows_KeepDesktopBottomMostBoundary()
{
var desktopWidgetWindow = ReadRepositoryFile("LanMountainDesktop", "Views", "DesktopWidgetWindow.axaml.cs");
Assert.Contains("WindowBottomMostServiceFactory.GetOrCreate()", desktopWidgetWindow);
Assert.Contains("RefreshDesktopLayer", desktopWidgetWindow);
Assert.Contains("SendToBottom", desktopWidgetWindow);
}
[Fact]
public void FusedDesktopManager_RefreshesDesktopLayerAfterShowingWidgets()
{
var source = ReadRepositoryFile("LanMountainDesktop", "Services", "FusedDesktopManagerService.cs");
Assert.Contains("existingWindow.RefreshDesktopLayer()", source);
Assert.Contains("window.RefreshDesktopLayer()", source);
}
[Fact]
public void MainWindowDesktopLayerService_DoesNotUseFusedDesktopPassthroughBoundary()
{
var source = ReadRepositoryFile("LanMountainDesktop", "Services", "MainWindowDesktopLayerService.cs");
Assert.Contains("IMainWindowDesktopLayerService", source);
Assert.Contains("SetParent", source);
Assert.Contains("HWND_BOTTOM", source);
Assert.DoesNotContain("WindowBottomMostServiceFactory", source);
Assert.DoesNotContain("IRegionPassthroughService", source);
Assert.DoesNotContain("SetInteractiveRegions", source);
Assert.DoesNotContain("HTTRANSPARENT", source);
Assert.DoesNotContain("WS_EX_NOACTIVATE", source);
}
[Fact]
public void MainWindowRestorePaths_UseDesktopLayerAwareActivation()
{
var source = ReadRepositoryFile("LanMountainDesktop", "App.axaml.cs");
var restoreSource = ExtractMethodSource(source, "RestoreOrCreateMainWindowCore");
var trayFallbackSource = ExtractMethodSource(source, "RecoverFromTrayUnavailable");
var applyLayerSource = ExtractMethodSource(source, "ApplyMainWindowDesktopLayerRuntimeState");
Assert.Contains("ActivateOrRefreshMainWindowLayer(mainWindow", restoreSource);
Assert.DoesNotContain("Topmost = true", restoreSource);
Assert.Contains("ActivateOrRefreshMainWindowLayer(mainWindow", trayFallbackSource);
Assert.DoesNotContain("Topmost = true", trayFallbackSource);
Assert.Contains("FusedDesktopManagerServiceFactory.GetOrCreate().Shutdown()", applyLayerSource);
}
[Fact]
public void AppSettingsSnapshot_MainWindowDesktopLayerDefaultsToDisabled()
{
Assert.False(new LanMountainDesktop.Models.AppSettingsSnapshot().EnableMainWindowDesktopLayer);
}
[Fact]
public void DeveloperSettings_DefinesMutuallyExclusiveDesktopLayerToggles()
{
var viewModelSource = ReadRepositoryFile("LanMountainDesktop", "ViewModels", "SettingsViewModels.cs");
var pageSource = ReadRepositoryFile("LanMountainDesktop", "Views", "SettingsPages", "DevSettingsPage.axaml.cs");
var xamlSource = ReadRepositoryFile("LanMountainDesktop", "Views", "SettingsPages", "DevSettingsPage.axaml");
Assert.Contains("EnableMainWindowDesktopLayer", viewModelSource);
Assert.Contains("ApplyFusedDesktopPreference", viewModelSource);
Assert.Contains("ApplyMainWindowDesktopLayerPreference", viewModelSource);
Assert.Contains("nameof(AppSettingsSnapshot.EnableFusedDesktop)", viewModelSource);
Assert.Contains("nameof(AppSettingsSnapshot.EnableMainWindowDesktopLayer)", viewModelSource);
Assert.Contains("ConfirmDesktopLayerSwitchAsync", pageSource);
Assert.Contains("OnFusedDesktopToggleChanged", xamlSource);
Assert.Contains("OnMainWindowDesktopLayerToggleChanged", xamlSource);
Assert.Contains("Mode=OneWay", xamlSource);
}
private static string ReadRepositoryFile(params string[] segments)
{
var directory = new DirectoryInfo(AppContext.BaseDirectory);
while (directory is not null)
{
var candidate = Path.Combine(new[] { directory.FullName }.Concat(segments).ToArray());
if (File.Exists(candidate))
{
return File.ReadAllText(candidate);
}
if (File.Exists(Path.Combine(directory.FullName, "LanMountainDesktop.slnx")))
{
break;
}
directory = directory.Parent;
}
throw new FileNotFoundException($"Could not locate repository file '{Path.Combine(segments)}'.");
}
private static string ExtractMethodSource(string source, string methodName)
{
var methodIndex = source.IndexOf($"private bool {methodName}(", StringComparison.Ordinal);
if (methodIndex < 0)
{
methodIndex = source.IndexOf($"private void {methodName}(", StringComparison.Ordinal);
}
Assert.True(methodIndex >= 0, $"Could not locate method '{methodName}'.");
var braceIndex = source.IndexOf('{', methodIndex);
Assert.True(braceIndex >= 0, $"Could not locate method body for '{methodName}'.");
var depth = 0;
for (var i = braceIndex; i < source.Length; i++)
{
if (source[i] == '{')
{
depth++;
}
else if (source[i] == '}')
{
depth--;
if (depth == 0)
{
return source.Substring(methodIndex, i - methodIndex + 1);
}
}
}
throw new InvalidOperationException($"Could not extract method '{methodName}'.");
}
}