abstract def createInitialData()
def recordAndAssertResourceUsage(String shortTitle, double thresholdInSec, double recordedTimeInSec, memoryLimit, memoryUsageInMB) {
abstract def createInitialData()
def recordAndAssertResourceUsage(String shortTitle, double thresholdInSec, double recordedTimeInSec, memoryLimit, memoryUsageInMB) {