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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
namespace System.Windows.Forms.Tests;
public class ReadOnlyControlCollectionTests
{
[WinFormsFact]
public void ReadOnlyControlCollection_Ctor_Control()
{
using Control owner = new ();
ReadOnlyControlCollection collection = new(owner, false);
Assert.Empty(collection);
Assert.False(collection.IsReadOnly);
Assert.Same(owner, collection.Owner);
}
[WinFormsFact]
public void ReadOnlyControlCollection_Ctor_NullOwner_ThrowsArgumentNullException()
{
Assert.Throws<ArgumentNullException>("owner", () => new ReadOnlyControlCollection(null, false));
}
}
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