ILSpy/ILSpy.Tests/MainWindow/ToolPaneDeferredContentTests.cs

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using AwesomeAssertions;

using Dock.Controls.DeferredContentControl;

using ILSpy.ViewModels;

using NUnit.Framework;

namespace ICSharpCode.ILSpy.Tests;

/// <summary>
/// Regression guard: <see cref="ToolPaneModel"/> opts out of Dock's deferred content
/// presentation so panes (search, analyzers, debug steps, etc.) materialise their views
/// eagerly. Without this, tests can't reach descendants of a pane until it's
/// focus-activated by the user — and the search-pane's startup tasks (assembly index
/// scan, etc.) wouldn't kick off until first activation.
/// </summary>
[TestFixture]
public class ToolPaneDeferredContentTests
{
	[Test]
	public void ToolPaneModel_Opts_Out_Of_Dock_Deferred_Content_Presentation()
	{
		var sentinel = new TestToolPane();
		((IDeferredContentPresentation)sentinel).DeferContentPresentation.Should().BeFalse();
	}

	sealed class TestToolPane : ToolPaneModel { }
}