How to use ProxyClassPerformanceTest class of com.tngtech.jgiven.impl package

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

Source:ProxyClassPerformanceTest.java

...6/**7 * test that the continued creation of proxy classes does not8 * constantly consume memory.9 */10public class ProxyClassPerformanceTest {11    private static final int NUMBER_OF_RUNS = 10000;12    private static final int PROBE_INTERVAL = 100;13    private static final double GROWTH_EXPECTED_IF_LAST_REPORTED_GROWTH_IS_POSITIVE = 0.011;14    @Test15    public void test_creation_of_proxy_classes() {16        List<Long> memoryUsageRecordInMebibytes = new ArrayList<>(NUMBER_OF_RUNS / PROBE_INTERVAL);17        for (int i = 0; i < NUMBER_OF_RUNS; i++) {18            ScenarioBase scenario = new ScenarioBase();19            TestStage testStage = scenario.addStage(TestStage.class);20            testStage.something();21            if (i % PROBE_INTERVAL == 0) {22                System.gc();23                long usedMemory = calculateMemoryUsageRoundedDownToMebibytes();24                System.out.println("Used memory: " + usedMemory);...

ProxyClassPerformanceTest

Using AI Code Generation

1package com.tngtech.jgiven.impl;2import org.junit.Test;3import org.junit.runner.RunWith;4import com.tngtech.jgiven.junit.ScenarioTest;5@RunWith(ProxyClassPerformanceTest.class)6public class ProxyClassPerformanceTest extends ScenarioTest<ProxyClassPerformanceTestStage> {7    public void test() {8        given().a_scenario();9        when().the_scenario_is_executed();10        then().the_scenario_is_successful();11    }12}13package com.tngtech.jgiven.impl;14import java.io.File;15import java.io.FileWriter;16import java.io.IOException;17import java.util.ArrayList;18import java.util.List;19import java.util.concurrent.TimeUnit;20import org.junit.Test;21import org.junit.runner.JUnitCore;22import org.junit.runner.Request;23import org.junit.runner.Result;24import org.junit.runner.notification.RunListener;25import org.junit.runner.notification.RunNotifier;26import com.tngtech.jgiven.annotation.Hidden;27import com.tngtech.jgiven.impl.util.ReflectionUtil;28public class ProxyClassPerformanceTest {29    private static final int NUMBER_OF_ITERATIONS = 1000;30    public void testPerformance() throws Exception {31        long startTime = System.nanoTime();32        for( int i = 0; i < NUMBER_OF_ITERATIONS; i++ ) {33            runTest();34        }35        long endTime = System.nanoTime();36        long duration = endTime - startTime;37        double averageTime = duration / (double) NUMBER_OF_ITERATIONS;38        String output = "Average time to run a test: " + averageTime + " ns";39        System.out.println( output );40        File file = new File( "ProxyClassPerformanceTest.txt" );41        FileWriter writer = new FileWriter( file );42        writer.write( output );43        writer.close();44    }45    private void runTest() throws Exception {46        JUnitCore jUnitCore = new JUnitCore();47        RunNotifier runNotifier = new RunNotifier();

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