Vanara/UnitTests/Windows.Shell.Common/ShellAssocTests.cs

using NUnit.Framework;
using Vanara.PInvoke.Tests;
using Vanara.Windows.Shell.Registration;

namespace Vanara.Windows.Shell.Tests;

[TestFixture]
public class ShellAssocTests
{
	[Test]
	public void ShellAssocTest()
	{
		var sha = ShellAssociation.FileAssociations[".xlsx"];
		Assert.That(sha.FriendlyAppName, Is.EqualTo(@"Excel"));
		//Assert.That(sha.Verbs, Has.Member("Open"));
		Assert.That(sha.Handlers, Has.One.Property("UIName").EqualTo("Excel"));
	}

	[Test]
	public void ExamineShellItemAssoc()
	{
		using var shi = ShellItem.Open(TestCaseSources.TempDir);
		var sha = shi.Association;
		sha.WriteValues();
		foreach (var h in sha.Handlers)
		{
			TestContext.WriteLine(new string('=', 40));
			h.WriteValues();
		}
	}

	[Test]
	public void ReadProgIDTest()
	{
		using (var pi = ProgId.Open("Word.Document.12", systemWide: true)!)
		{
			Assert.That(pi.ReadOnly, Is.True);
			Assert.That(pi.DefaultIcon?.ToString(), Is.EqualTo(@"C:\Program Files (x86)\Microsoft Office\Root\VFS\Windows\Installer\{90160000-000F-0000-0000-0000000FF1CE}\wordicon.exe,13"));
			Assert.That(pi.AllowSilentDefaultTakeOver, Is.False);
			Assert.That(pi.AppUserModelID, Is.Null);
			Assert.That(pi.EditFlags, Is.EqualTo(PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_None));
			Assert.That(pi.Verbs, Has.Count.EqualTo(8));
			Assert.That(pi.Verbs["Close"], Is.Null);
			//Assert.That(pi.Verbs["New"].DisplayName, Is.EqualTo("&New"));
		}
		//using (var pi = ProgId.Open("Acrobat.Document.DC", systemWide: true))
		//{
		//	Assert.That(pi.EditFlags, Is.EqualTo(PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_OpenIsSafe));
		//	Assert.That(pi.CLSID, Is.EqualTo(new Guid("{B801CA65-A1FC-11D0-85AD-444553540000}")));
		//	Assert.That(pi.Verbs["Print"].Command, Has.Length.GreaterThan(0));
		//}
		using (var pi = ProgId.Open("CABFolder", systemWide: true))
		{
			Assert.That(pi.EditFlags, Is.EqualTo(PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_SafeForElevation));
			Assert.That(pi.FriendlyTypeName?.ToString(), Is.EqualTo(@"@C:\WINDOWS\system32\cabview.dll,-20"));
			Assert.That(pi.FriendlyTypeName?.Value, Has.Length.GreaterThan(0));
			Assert.That(pi.InfoTip?.ToString(), Is.EqualTo(@"@C:\WINDOWS\system32\cabview.dll,-21"));
			Assert.That((pi.InfoTip as IndirectString)?.Value, Has.Length.GreaterThan(0));
		}
		using (var pi = ProgId.Open("cdafile", systemWide: true))
			Assert.That(pi.Verbs, Has.Count.EqualTo(0));
		using (var pi = ProgId.Open("Msi.Package", systemWide: true))
		{
			Assert.That(pi.Verbs, Has.Count.EqualTo(4));
			Assert.That(pi.Verbs.Order, Has.Count.EqualTo(4));
			Assert.That(pi.Verbs.Order[3].Name, Is.EqualTo("runasuser"));
		}
	}

	[Test]
	public void WriteProgIDTest()
	{
		const string sProgId = "My.Crazy.1";
		const string testStr = "Testing123";

		ProgId.Unregister(sProgId);

		using (var progid = ProgId.Register(sProgId, "Testing Vanara ProgId"))
		using (var reg = Microsoft.Win32.Registry.ClassesRoot.OpenSubKey(sProgId))
		{
			Assert.That(reg, Is.Not.Null);
			Assert.That(reg!.GetValue(null)?.ToString(), Is.EqualTo(progid.FriendlyName));
			Assert.That(progid.ID, Is.EqualTo(sProgId));
			Assert.That(progid.ReadOnly, Is.False);

			progid.AllowSilentDefaultTakeOver = true;
			Assert.That(progid.AllowSilentDefaultTakeOver, Is.True);
			progid.AllowSilentDefaultTakeOver = false;
			Assert.That(progid.AllowSilentDefaultTakeOver, Is.False);

			progid.AppUserModelID = testStr;
			Assert.That(progid.AppUserModelID, Is.EqualTo(testStr));
			progid.AppUserModelID = null;
			Assert.That(progid.AppUserModelID, Is.Null);

			var g = Guid.NewGuid();
			progid.CLSID = g;
			Assert.That(progid.CLSID.Value, Is.EqualTo(g));
			progid.CLSID = null;
			Assert.That(progid.CLSID, Is.Null);

			var i = new IconLocation(TestCaseSources.ResourceFile, -1);
			progid.DefaultIcon = i;
			Assert.That(progid.DefaultIcon.ToString(), Is.EqualTo(i.ToString()));
			progid.DefaultIcon = null;
			Assert.That(progid.DefaultIcon, Is.Null);

			var f = PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_NoEditIcon | PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_NoEdit;
			progid.EditFlags = f;
			Assert.That(progid.EditFlags, Is.EqualTo(f));
			progid.EditFlags = 0;
			Assert.That(progid.EditFlags, Is.EqualTo(PInvoke.ShlwApi.FILETYPEATTRIBUTEFLAGS.FTA_None));

			var fn = new IndirectString(TestCaseSources.ResourceFile, -1);
			progid.FriendlyTypeName = fn;
			Assert.That(progid.FriendlyTypeName.ToString(), Is.EqualTo(fn.ToString()));
			progid.FriendlyTypeName = null;
			Assert.That(progid.FriendlyTypeName, Is.Null);

			progid.InfoTip = fn;
			Assert.That(progid.InfoTip.ToString(), Is.EqualTo(fn.ToString()));
			progid.InfoTip = null;
			Assert.That(progid.InfoTip, Is.Null);

			var vopen = progid.Verbs.Add("Open", "&Open", "notepad.exe %1");
			var vprint = progid.Verbs.Add("Print", "&Print", "notepad.exe %1");
			var vend = progid.Verbs.Add("Terminate", "&End", "notepad.exe %1");
			progid.Verbs.Order = new[] { vend, vprint };
		}
	}

	[Test]
	public void AppRegTest()
	{
		foreach (AppRegistration ar in ShellRegistrar.Applications.Values.WhereNotNull())
		{
			ar.WriteValues();
		}
	}
}