Case0016ScenarioDurationSimulation.java

package pl.gemiusz;

import io.gatling.javaapi.core.ScenarioBuilder;
import io.gatling.javaapi.core.Session;
import io.gatling.javaapi.core.Simulation;
import io.gatling.javaapi.http.HttpProtocolBuilder;

import java.time.Duration;
import java.util.UUID;

import static io.gatling.javaapi.core.CoreDsl.*;
import static io.gatling.javaapi.http.HttpDsl.http;

public class Case0016ScenarioDurationSimulation extends Simulation {

    HttpProtocolBuilder httpProtocol =
            http
                    .baseUrl("https://postman-echo.com");

    ScenarioBuilder scn1 =
            scenario("GeMi_ScenarioDurationSimulation_1")
                    .exec(session -> {
                        Session session1 = session
                                .set("GeMi_ScenarioDurationSimulation_1_start", System.nanoTime())
                                .set("uuidString", UUID.randomUUID().toString());
                        return session1;
                    })
                    .exec(
                            http("GeMi_ScenarioDurationSimulation_get_1_1")
                                    .get("/get?foo=#{uuidString}")
                                    .check(jmesPath("args.foo").isEL("#{uuidString}"))
                    ).exec(
                            http("GeMi_ScenarioDurationSimulation_get_1_2")
                                    .get("/get?foo=#{uuidString}")
                                    .check(jmesPath("args.foo").isEL("#{uuidString}"))
                    )
                    .pause(Duration.ofMillis(100))
                    .exec(
                            http("GeMi_ScenarioDurationSimulation_get_1_3")
                                    .get("/get?foo=#{uuidString}")
                                    .check(jmesPath("args.foo").isEL("#{uuidString}"))
                    ).exec(session -> {
                        long howLong = System.nanoTime() - session.getLong("GeMi_ScenarioDurationSimulation_1_start");
                        System.out.println("Scenario GeMi_ScenarioDurationSimulation_1 take: " + howLong + " ns");
                        return session;
                    });

    ScenarioBuilder scn2 =
            scenario("GeMi_ScenarioDurationSimulation_2")
                    .exec(session -> {
                        Session session1 = session
                                .set("GeMi_ScenarioDurationSimulation_2_start", System.nanoTime())
                                .set("uuidString", UUID.randomUUID().toString());
                        return session1;
                    })
                    .exec(
                            http("GeMi_ScenarioDurationSimulation_get_2_1")
                                    .get("/get?foo=#{uuidString}")
                                    .check(jmesPath("args.foo").isEL("#{uuidString}"))
                    )
                    .pause(Duration.ofSeconds(1))
                    .exec(
                            http("GeMi_ScenarioDurationSimulation_get_2_2")
                                    .get("/get?foo=#{uuidString}")
                                    .check(jmesPath("args.foo").isEL("#{uuidString}"))
                    ).exec(session -> {
                        long howLong = System.nanoTime() - session.getLong("GeMi_ScenarioDurationSimulation_2_start");
                        System.out.println("Scenario GeMi_ScenarioDurationSimulation_2 take: " + howLong + " ns");
                        return session;
                    });

    {
        setUp(scn1.injectOpen(constantUsersPerSec(1).during(Duration.ofSeconds(5))).protocols(httpProtocol),
                scn2.injectOpen(constantUsersPerSec(1).during(Duration.ofSeconds(5))).protocols(httpProtocol));
    }
}