<PackageReference Include="NUnit" Version="4.4.0" />

NUnit.Framework.IEqualWithUsingConstraint<T>

public interface IEqualWithUsingConstraint<T>
Interface for equal constraints which support user comparisons.
namespace NUnit.Framework { public interface IEqualWithUsingConstraint<T> { T Expected { get; } ConstraintBuilder Builder { get; set; } } }