Gatling basic simualtion

computerDatabaseSimulations.scala

// Simulation I've ended up with at the end of the Gatling academy introduction course
//https://academy.gatling.io/courses/take/Run-your-first-tests-with-Gatling/lessons/16252154-gatling-introduction-course-overview

import scala.concurrent.duration._
import io.gatling.core.Predef._
import io.gatling.http.Predef._
import io.gatling.jdbc.Predef._

class computerDatabaseSimulation extends Simulation {

  // Defines the baseURL of the SUT
	val httpProtocol = http
		.baseUrl("https://computer-database.gatling.io")

  // Actions to perform a search 
	object Search{

		val searchFeeder = csv("../resources/search.csv").random

		val search = exec(http("Load_Homepage")
				.get("/computers"))
				.pause(2)
				.feed(searchFeeder)
			.exec(http("Search_${searchCriterion}")
				.get("/computers?f=${searchCriterion}")
				.check(css("a:contains('${searchComputerName}')", "href").saveAs("computerURL")))
				.pause(1)
				.exec(http("View_Details_${searchComputerName}") // Get a computers details
					.get("${computerURL}"))
					.pause(1)
	}

    // Actions to create a computer 
	object Create{
		val computerFeeder = csv("../resources/computers.csv").circular

		val create =	exec(http("Load_Create_Computers_Page")
			.get("/computers/new"))
				.pause(2)
				.feed(computerFeeder)
			.exec(http("Create_Computer_${computerName}") // Create a computer
				.post("/computers")
				.formParam("name", "${computerName}")
				.formParam("introduced", "${introduced}")
				.formParam("discontinued", "${discontinued}")
				.formParam("company", "${companyID}")
			.check(status.is(200)))
	}

  // Actions to delete a computer 
	object Delete{
		val delete = exec(http("Delete_Computer") // Delete a computer
			.post("/computers/381/delete"))
	}

// User profiles
	val admins = scenario("Admins")
    .exec(Search.search, Create.create, Delete.delete)

	val guests = scenario("Guests")
		.exec(Search.search)


	// Basic simulations
	// setUp(admins.inject(atOnceUsers(1))).protocols(httpProtocol)
	// setUp(guests.inject(atOnceUsers(4))).protocols(httpProtocol)

  // More interesting simulation with 2 user profiles
	setUp(admins.inject(atOnceUsers(5)),
		guests.inject(
			nothingFor(5),
			atOnceUsers(1),
			rampUsers(5) during(10),
			constantUsersPerSec(20) during(20)
		))
		.protocols(httpProtocol)
}