public void MapEntityToModel_Returns_IUserModel_When_Given_Null_Entities()
{
IUserModel modelFromTuple = _mapper.MapEntityToModel((null, null));
IUserModel modelFromParameters = _mapper.MapEntityToModel(null, null);
Assert.That(modelFromTuple, Is.Not.Null.And.InstanceOf <IUserModel>());
Assert.That(modelFromParameters, Is.Not.Null.And.InstanceOf <IUserModel>());
Assert.AreEqual(modelFromTuple, modelFromParameters,
$"{nameof(modelFromTuple)}: {modelFromTuple.GetHashCode()} != {nameof(modelFromParameters)}: {modelFromParameters.GetHashCode()}");
}