<PackageReference Include="NUnit" Version="4.3.2" />

NUnit.Framework.TestCaseData<T1, T2>

public class TestCaseData<T1, T2> : TestCaseData
Marks a method as a parameterized test suite and provides arguments for each test case.
namespace NUnit.Framework { public class TestCaseData<T1, T2> : TestCaseData { public TestCaseData(T1 argument1, T2 argument2); } }