src/gatling/scala/scenarios/ChessUserScenario.scala

@@ -0,0 +1,61 @@
+package scenarios
+
+import io.gatling.core.Predef._
+import io.gatling.core.structure.ScenarioBuilder
+import io.gatling.http.Predef._
+
+import scala.concurrent.duration._
+
+object ChessUserScenario {
+
+  private def makeMove(uci: String) =
+    http(s"Move $uci")
+      .post(session => s"/api/board/game/${session("gameId").as[String]}/move/$uci")
+      .header("Authorization", "${jwt}")
+      .check(status.in(200, 201))
+
+  val play: ScenarioBuilder = scenario("Chess User Journey")
+    .exec(session => session.set("username", s"user_${System.currentTimeMillis()}_${session.userId}_${java.util.UUID.randomUUID().toString.take(8)}"))
+    .exec(
+      http("Register")
+        .post("/api/account")
+        .body(StringBody(session =>
+          s"""{"username":"${session("username").as[String]}","email":"${session("username").as[String]}@test.com","password":"Password123!"}"""
+        ))
+        .check(status.is(200))
+    )
+    .exec(
+      http("Login")
+        .post("/api/account/login")
+        .body(StringBody(session =>
+          s"""{"username":"${session("username").as[String]}","password":"Password123!"}"""
+        ))
+        .check(status.is(200))
+        .check(jsonPath("$.token").saveAs("jwt"))
+    )
+    .exec(
+      http("Import Game")
+        .post("/api/board/game/import/fen")
+        .header("Authorization", "${jwt}")
+        .body(StringBody(session => {
+          val username = session("username").as[String]
+          s"""{
+             |  "fen": "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1",
+             |  "white": {"id": "$username", "displayName": "$username"},
+             |  "black": {"id": "opponent_${session.userId}", "displayName": "Opponent"},
+             |  "timeControl": {"limitSeconds": 300, "incrementSeconds": 3}
+             |}""".stripMargin
+        }))
+        .check(status.in(200, 201))
+        .check(jsonPath("$.gameId").saveAs("gameId"))
+    )
+    .exec(makeMove("e2e4"))
+    .exec(makeMove("e7e5"))
+    .exec(makeMove("g1f3"))
+    .exec(
+      http("Resign")
+        .post(session => s"/api/board/game/${session("gameId").as[String]}/resign")
+        .header("Authorization", "${jwt}")
+        .check(status.in(200, 201, 204))
+    )
+}

src/gatling/scala/simulations/EnduranceTestSimulation.scala

@@ -1,8 +1,9 @@
 package simulations
 
 import base.BaseSimulation
-import endpoints.BoardEndpoints
+import scenarios.ChessUserScenario
 import io.gatling.core.Predef._
+import io.gatling.http.Predef._
 
 import scala.concurrent.duration._
 
@@ -11,12 +12,15 @@ class EnduranceTestSimulation extends BaseSimulation {
   private val concurrentUsers = sys.props.getOrElse("concurrentUsers", "3").toInt
   private val duration        = sys.props.getOrElse("duration", "300").toInt
 
+  override protected val httpProtocol = http
+    .baseUrl(baseUrl)
+    .header("Accept", "application/json")
+    .header("Content-Type", "application/json")
+
   setUp(
-    BoardEndpoints.all.map { endpoint =>
-      scenarioFromEndpoint(endpoint)
-        .inject(
-          constantConcurrentUsers(concurrentUsers).during(duration.seconds)
-        )
-    }: _*
+    ChessUserScenario.play
+      .inject(
+        constantConcurrentUsers(concurrentUsers).during(duration.seconds)
+      )
   ).protocols(httpProtocol)
 }

src/gatling/scala/simulations/LoadTestSimulation.scala

@@ -1,20 +1,25 @@
 package simulations
 
 import base.BaseSimulation
-import endpoints.BoardEndpoints
+import scenarios.ChessUserScenario
 import io.gatling.core.Predef._
+import io.gatling.http.Predef._
 
 import scala.concurrent.duration._
 
 class LoadTestSimulation extends BaseSimulation {
 
-  private val maxUsers      = sys.props.getOrElse("maxUsers", "5").toInt
-  private val rampDuration  = sys.props.getOrElse("rampDuration", "60").toInt
+  private val maxUsers     = sys.props.getOrElse("maxUsers", "5").toInt
+  private val rampDuration = sys.props.getOrElse("rampDuration", "60").toInt
+
+  // Each virtual user authenticates individually, so no global Bearer token
+  override protected val httpProtocol = http
+    .baseUrl(baseUrl)
+    .header("Accept", "application/json")
+    .header("Content-Type", "application/json")
 
   setUp(
-    BoardEndpoints.all.map { endpoint =>
-      scenarioFromEndpoint(endpoint)
-        .inject(rampUsers(maxUsers).during(rampDuration.seconds))
-    }: _*
+    ChessUserScenario.play
+      .inject(rampUsers(maxUsers).during(rampDuration.seconds))
   ).protocols(httpProtocol)
 }

src/gatling/scala/simulations/SmokeTestSimulation.scala

@@ -1,13 +1,19 @@
 package simulations
 
 import base.BaseSimulation
-import endpoints.BoardEndpoints
+import scenarios.ChessUserScenario
 import io.gatling.core.Predef._
+import io.gatling.http.Predef._
 
 class SmokeTestSimulation extends BaseSimulation {
 
+  override protected val httpProtocol = http
+    .baseUrl(baseUrl)
+    .header("Accept", "application/json")
+    .header("Content-Type", "application/json")
+
   setUp(
-    scenarioFromEndpoint(BoardEndpoints.createGame)
+    ChessUserScenario.play
       .inject(atOnceUsers(1))
   ).protocols(httpProtocol)
 }

src/gatling/scala/simulations/SpikeTestSimulation.scala

@@ -1,8 +1,9 @@
 package simulations
 
 import base.BaseSimulation
-import endpoints.BoardEndpoints
+import scenarios.ChessUserScenario
 import io.gatling.core.Predef._
+import io.gatling.http.Predef._
 
 import scala.concurrent.duration._
 
@@ -12,15 +13,18 @@ class SpikeTestSimulation extends BaseSimulation {
   private val baselineDuration = sys.props.getOrElse("baselineDuration", "20").toInt
   private val spikeUsers       = sys.props.getOrElse("spikeUsers", "15").toInt
 
+  override protected val httpProtocol = http
+    .baseUrl(baseUrl)
+    .header("Accept", "application/json")
+    .header("Content-Type", "application/json")
+
   setUp(
-    BoardEndpoints.all.map { endpoint =>
-      scenarioFromEndpoint(endpoint)
-        .inject(
-          constantUsersPerSec(baselineUsers).during(baselineDuration.seconds),
-          atOnceUsers(spikeUsers),
-          nothingFor(5.seconds),
-          constantUsersPerSec(baselineUsers).during(baselineDuration.seconds)
-        )
-    }: _*
+    ChessUserScenario.play
+      .inject(
+        constantUsersPerSec(baselineUsers).during(baselineDuration.seconds),
+        atOnceUsers(spikeUsers),
+        nothingFor(5.seconds),
+        constantUsersPerSec(baselineUsers).during(baselineDuration.seconds)
+      )
   ).protocols(httpProtocol)
 }

src/gatling/scala/simulations/StressTestSimulation.scala

@@ -1,8 +1,9 @@
 package simulations
 
 import base.BaseSimulation
-import endpoints.BoardEndpoints
+import scenarios.ChessUserScenario
 import io.gatling.core.Predef._
+import io.gatling.http.Predef._
 
 import scala.concurrent.duration._
 
@@ -14,16 +15,19 @@ class StressTestSimulation extends BaseSimulation {
   private val stepDuration   = sys.props.getOrElse("stepDuration", "30").toInt
   private val rampDuration   = sys.props.getOrElse("rampDuration", "10").toInt
 
+  override protected val httpProtocol = http
+    .baseUrl(baseUrl)
+    .header("Accept", "application/json")
+    .header("Content-Type", "application/json")
+
   setUp(
-    BoardEndpoints.all.map { endpoint =>
-      scenarioFromEndpoint(endpoint)
-        .inject(
-          incrementConcurrentUsers(usersIncrement)
-            .times(steps)
-            .eachLevelLasting(stepDuration.seconds)
-            .separatedByRampsLasting(rampDuration.seconds)
-            .startingFrom(startUsers)
-        )
-    }: _*
+    ChessUserScenario.play
+      .inject(
+        incrementConcurrentUsers(usersIncrement)
+          .times(steps)
+          .eachLevelLasting(stepDuration.seconds)
+          .separatedByRampsLasting(rampDuration.seconds)
+          .startingFrom(startUsers)
+      )
   ).protocols(httpProtocol)
 }