diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange-body.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange-body.json
new file mode 100644
index 0000000..670aa9f
--- /dev/null
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange-body.json
@@ -0,0 +1,5 @@
+{
+  "labels": {
+    "Code-Review": 2
+  }
+}
diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange.json
new file mode 100644
index 0000000..3577a6a
--- /dev/null
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/ApproveChange.json
@@ -0,0 +1,6 @@
+[
+  {
+    "url": "http://HOSTNAME:HTTP_PORT/a/changes/",
+    "number": "NUMBER"
+  }
+]
diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/CreateChange.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/CreateChange.json
index c267ab3..b4ee549 100644
--- a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/CreateChange.json
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/CreateChange.json
@@ -1,6 +1,6 @@
 [
   {
     "url": "http://HOSTNAME:HTTP_PORT/a/changes/",
-    "project": "_PROJECT"
+    "project": "PROJECT"
   }
 ]
diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteChange.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteChange.json
index 53b947a..3577a6a 100644
--- a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteChange.json
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/DeleteChange.json
@@ -1,6 +1,6 @@
 [
   {
     "url": "http://HOSTNAME:HTTP_PORT/a/changes/",
-    "number": "_NUMBER"
+    "number": "NUMBER"
   }
 ]
diff --git a/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/SubmitChange.json b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/SubmitChange.json
new file mode 100644
index 0000000..a371757
--- /dev/null
+++ b/e2e-tests/src/test/resources/data/com/google/gerrit/scenarios/SubmitChange.json
@@ -0,0 +1,5 @@
+[
+  {
+    "url": "http://HOSTNAME:HTTP_PORT/a/changes/"
+  }
+]
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ApproveChange.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ApproveChange.scala
new file mode 100644
index 0000000..fe46bd6
--- /dev/null
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/ApproveChange.scala
@@ -0,0 +1,48 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.scenarios
+
+import io.gatling.core.Predef.{atOnceUsers, _}
+import io.gatling.core.feeder.FeederBuilder
+import io.gatling.core.structure.ScenarioBuilder
+import io.gatling.http.Predef.http
+
+class ApproveChange extends GerritSimulation {
+  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+  private var createChange: Option[CreateChange] = None
+
+  def this(createChange: CreateChange) {
+    this()
+    this.createChange = Some(createChange)
+  }
+
+  val test: ScenarioBuilder = scenario(unique)
+      .feed(data)
+      .exec(session => {
+        if (createChange.nonEmpty) {
+          session.set("number", createChange.get.number)
+        } else {
+          session
+        }
+      })
+      .exec(http(unique)
+          .post("${url}${number}/revisions/current/review")
+          .body(ElFileBody(body)).asJson)
+
+  setUp(
+    test.inject(
+      atOnceUsers(1)
+    )).protocols(httpProtocol)
+}
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/CreateChange.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/CreateChange.scala
index 57e6bcd..c7fb8ed 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/CreateChange.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/CreateChange.scala
@@ -21,26 +21,31 @@
 
 import scala.concurrent.duration._
 
-class CreateChange extends GerritSimulation {
+class CreateChange extends ProjectSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
-  private val default: String = name
   private val numberKey = "_number"
+  var number = 0
 
   override def relativeRuntimeWeight = 2
 
-  private val test: ScenarioBuilder = scenario(unique)
+  def this(default: String) {
+    this()
+    this.default = default
+  }
+
+  val test: ScenarioBuilder = scenario(unique)
       .feed(data)
       .exec(httpRequest
           .body(ElFileBody(body)).asJson
           .check(regex("\"" + numberKey + "\":(\\d+),").saveAs(numberKey)))
       .exec(session => {
-        deleteChange.number = Some(session(numberKey).as[Int])
+        number = session(numberKey).as[Int]
         session
       })
 
   private val createProject = new CreateProject(default)
   private val deleteProject = new DeleteProject(default)
-  private val deleteChange = new DeleteChange
+  private val deleteChange = new DeleteChange(this)
 
   setUp(
     createProject.test.inject(
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteChange.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteChange.scala
index 1b3bbc1..aa6fe0d 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteChange.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/DeleteChange.scala
@@ -21,15 +21,20 @@
 
 class DeleteChange extends GerritSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
-  var number: Option[Int] = None
+  private var createChange: Option[CreateChange] = None
 
   override def relativeRuntimeWeight = 2
 
+  def this(createChange: CreateChange) {
+    this()
+    this.createChange = Some(createChange)
+  }
+
   val test: ScenarioBuilder = scenario(unique)
       .feed(data)
       .exec(session => {
-        if (number.nonEmpty) {
-          session.set("number", number.get)
+        if (createChange.nonEmpty) {
+          session.set("number", createChange.get.number)
         } else {
           session
         }
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GerritSimulation.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GerritSimulation.scala
index b427c0d..5d6176d 100644
--- a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GerritSimulation.scala
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/GerritSimulation.scala
@@ -66,7 +66,8 @@
       val precedes = replaceKeyWith("_number", 0, number.toString)
       replaceProperty("number", 1, precedes)
     case ("project", project) =>
-      val precedes = replaceKeyWith("_project", name, project.toString)
+      var precedes = replaceKeyWith("_project", name, project.toString)
+      precedes = replaceOverride(precedes)
       replaceProperty("project", precedes)
     case ("entries", entries) =>
       replaceProperty("projects_entries", "1", entries.toString)
diff --git a/e2e-tests/src/test/scala/com/google/gerrit/scenarios/SubmitChange.scala b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/SubmitChange.scala
new file mode 100644
index 0000000..2f67274
--- /dev/null
+++ b/e2e-tests/src/test/scala/com/google/gerrit/scenarios/SubmitChange.scala
@@ -0,0 +1,62 @@
+// Copyright (C) 2020 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.scenarios
+
+import io.gatling.core.Predef.{atOnceUsers, _}
+import io.gatling.core.feeder.FeederBuilder
+import io.gatling.core.structure.ScenarioBuilder
+import io.gatling.http.Predef.http
+
+import scala.concurrent.duration._
+
+class SubmitChange extends GerritSimulation {
+  private val data: FeederBuilder = jsonFile(resource).convert(keys).queue
+  private val default: String = name
+
+  private val test: ScenarioBuilder = scenario(unique)
+      .feed(data)
+      .exec(session => {
+        session.set("number", createChange.number)
+      })
+      .exec(http(unique).post("${url}${number}/submit"))
+
+  private val createProject = new CreateProject(default)
+  private val createChange = new CreateChange(default)
+  private val approveChange = new ApproveChange(createChange)
+  private val deleteProject = new DeleteProject(default)
+
+  setUp(
+    createProject.test.inject(
+      nothingFor(stepWaitTime(createProject) seconds),
+      atOnceUsers(1)
+    ),
+    createChange.test.inject(
+      nothingFor(stepWaitTime(createChange) seconds),
+      atOnceUsers(1)
+    ),
+    approveChange.test.inject(
+      nothingFor(stepWaitTime(approveChange) seconds),
+      atOnceUsers(1)
+    ),
+    test.inject(
+      nothingFor(stepWaitTime(this) seconds),
+      atOnceUsers(1)
+    ),
+    deleteProject.test.inject(
+      nothingFor(stepWaitTime(deleteProject) seconds),
+      atOnceUsers(1)
+    ),
+  ).protocols(httpProtocol)
+}