<PackageReference Include="NUnit" Version="3.11.0" />

DataAttribute

public abstract class DataAttribute : NUnitAttribute
Abstract base class for all data-providing attributes defined by NUnit. Used to select all data sources for a method, class or parameter.
using System; namespace NUnit.Framework { [Obsolete("Holdover from NUnit v2. Please implement IParameterDataSource for your attribute instead.")] public abstract class DataAttribute : NUnitAttribute { public DataAttribute() { } } }