File: System\ComponentModel\Design\Serialization\SerializeAbsoluteContextTests.cs
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Project: src\src\System.Windows.Forms.Design\tests\UnitTests\System.Windows.Forms.Design.Tests.csproj (System.Windows.Forms.Design.Tests)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace System.ComponentModel.Design.Serialization.Tests;
 
public class SerializeAbsoluteContextTests
{
    [Fact]
    public void SerializeAbsoluteContext_Ctor_Default()
    {
        SerializeAbsoluteContext context = new();
        Assert.Null(context.Member);
    }
 
    public static IEnumerable<object[]> Ctor_MemberDescriptor_TestData()
    {
        yield return new object[] { null };
 
        PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(RootContext));
        yield return new object[] { properties[nameof(RootContext.Expression)] };
    }
 
    [Theory]
    [MemberData(nameof(Ctor_MemberDescriptor_TestData))]
    public void SerializeAbsoluteContext_Ctor_MemberDescriptor(MemberDescriptor member)
    {
        SerializeAbsoluteContext context = new(member);
        Assert.Same(member, context.Member);
    }
 
    public static IEnumerable<object[]> ShouldSerialize_TestData()
    {
        PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(RootContext));
        MemberDescriptor member1 = properties[nameof(RootContext.Expression)];
        MemberDescriptor member2 = properties[nameof(RootContext.Value)];
 
        yield return new object[] { new SerializeAbsoluteContext(null), null, true };
        yield return new object[] { new SerializeAbsoluteContext(null), member1, true };
 
        yield return new object[] { new SerializeAbsoluteContext(member1), null, false };
        yield return new object[] { new SerializeAbsoluteContext(member1), member1, true };
        yield return new object[] { new SerializeAbsoluteContext(member2), member2, true };
    }
 
    [Theory]
    [MemberData(nameof(ShouldSerialize_TestData))]
    public void SerializeAbsoluteContext_ShouldSerialize_Invoke_ReturnsExpected(SerializeAbsoluteContext context, MemberDescriptor member, bool expected)
    {
        Assert.Equal(expected, context.ShouldSerialize(member));
    }
}