How to use calculateChangeInMemoryConsumption method of com.tngtech.jgiven.impl.ProxyClassPerformanceTest class

Best JGiven code snippet using com.tngtech.jgiven.impl.ProxyClassPerformanceTest.calculateChangeInMemoryConsumption Github


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...24 System.out.println("Used memory: " + usedMemory);25 memoryUsageRecordInMebibytes.add(usedMemory);26 }27 }28 List<Long> growth = calculateChangeInMemoryConsumption(memoryUsageRecordInMebibytes);29 double averageConsumptionChange = average(growth);30 assertThat(averageConsumptionChange)31 .as("There is no net increase of memory consumption "32 + "for the continued creation and discarding of proxy classes.")33 .isLessThanOrEqualTo(GROWTH_EXPECTED_IF_LAST_REPORTED_GROWTH_IS_POSITIVE);34 }35 private List<Long> calculateChangeInMemoryConsumption(List<Long> record) {36 List<Long> growth = new ArrayList<>(record.size() - 1);37 for (int i = 1; i < record.size(); i++) {38 growth.add(record.get(i) - record.get(i - 1));39 }40 return growth;41 }42 private double average(List<Long> data) {43 return .mapToDouble(Double::valueOf)45 .reduce((currentAverage, dataPoint) -> currentAverage + dataPoint / data.size())46 .orElse(0.0);47 }48 private long calculateMemoryUsageRoundedDownToMebibytes() {49 return (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()) / (1024 * 1024);...

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