estimator := &mutatingWorkEstimator{
		config:     config,
		countFn:    countFn,
		maxSeatsFn: maxSeatsFn,
	}
	return estimator.estimate
}

type mutatingWorkEstimator struct {
	config     *WorkEstimatorConfig
	countFn    watchCountGetterFunc
	maxSeatsFn maxSeatsFunc
}

	estimator := &listWorkEstimator{
		config:        config,
		countGetterFn: countFn,
		maxSeatsFn:    maxSeatsFn,
	}
	return estimator.estimate
}

type listWorkEstimator struct {
	config        *WorkEstimatorConfig
	countGetterFn objectCountGetterFunc
	maxSeatsFn    maxSeatsFunc
}

	estimator := &workEstimator{
		minimumSeats:          config.MinimumSeats,
		maximumSeatsLimit:     config.MaximumSeatsLimit,
		listWorkEstimator:     newListWorkEstimator(objectCountFn, config, maxSeatsFn),
		mutatingWorkEstimator: newMutatingWorkEstimator(watchCountFn, config, maxSeatsFn),
	}
	return estimator.estimate
}

				return counts[key], test.countErr
			}
			watchCountsFn := func(_ *apirequest.RequestInfo) int {
				return test.watchCount
			}
			maxSeatsFn := func(_ string) uint64 {
				return test.maxSeats
			}

			estimator := NewWorkEstimator(countsFn, watchCountsFn, defaultCfg, maxSeatsFn)

			req, err := http.NewRequest("GET", test.requestURI, nil)
			if err != nil {
				t.Fatalf("Failed to create new HTTP request - %v", err)