ExecutionTimeSortingStrategy.kt

class ExecutionTimeSortingStrategy(val percentile: Double,
                                   val timeLimit: Instant) : SortingStrategy {

    override fun process(metricsProvider: MetricsProvider): Comparator<Test> =
            Comparator.comparingDouble<Test> {
                val expectedDuration = metricsProvider.executionTime(it, percentile, timeLimit)
                expectedDuration
            }.reversed()
}