File: System\Drawing\Design\PropertyValueUIItemTests.cs
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Project: src\src\System.Windows.Forms\tests\UnitTests\System.Windows.Forms.Tests.csproj (System.Windows.Forms.Tests)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.ComponentModel;
 
namespace System.Drawing.Design.Tests;
 
// NB: doesn't require thread affinity
public class PropertyValueUIItemTests
{
    public static IEnumerable<object[]> Ctor_Image_PropertyValueUIItemInvokeHandler_String_TestData()
    {
        yield return new object[] { new Bitmap(10, 10), (PropertyValueUIItemInvokeHandler)Dummy_PropertyValueUIItemInvokeHandler, null };
        yield return new object[] { new Bitmap(10, 10), (PropertyValueUIItemInvokeHandler)Dummy_PropertyValueUIItemInvokeHandler, string.Empty };
        yield return new object[] { new Bitmap(10, 10), (PropertyValueUIItemInvokeHandler)Dummy_PropertyValueUIItemInvokeHandler, "tooltip" };
    }
 
    [Theory]
    [MemberData(nameof(Ctor_Image_PropertyValueUIItemInvokeHandler_String_TestData))]
    public void PropertyValueUIItem_Ctor_Image_PropertyValueUIItemInvokeHandler_String(Image uiItemImage, PropertyValueUIItemInvokeHandler handler, string tooltip)
    {
        PropertyValueUIItem item = new(uiItemImage, handler, tooltip);
        Assert.Same(uiItemImage, item.Image);
        Assert.Same(handler, item.InvokeHandler);
        Assert.Same(tooltip, item.ToolTip);
    }
 
    [Fact]
    public void PropertyValueUIItem_Ctor_NullUiItemImage_ThrowsArgumentNullException()
    {
        Assert.Throws<ArgumentNullException>("uiItemImage", () => new PropertyValueUIItem(null, Dummy_PropertyValueUIItemInvokeHandler, "tooltip"));
    }
 
    [Fact]
    public void PropertyValueUIItem_Ctor_NullHandler_ThrowsArgumentNullException()
    {
        using Bitmap uiItemImage = new(10, 10);
        Assert.Throws<ArgumentNullException>("handler", () => new PropertyValueUIItem(uiItemImage, null, "tooltip"));
    }
 
    private static void Dummy_PropertyValueUIItemInvokeHandler(ITypeDescriptorContext context, PropertyDescriptor propDesc, PropertyValueUIItem invokedItem) { }
}