added the first test for mongodb

pom.xml

@@ -60,6 +60,12 @@
       <groupId>io.quarkus</groupId>
       <artifactId>quarkus-resteasy-jsonb</artifactId>
     </dependency>
+    <dependency>
+      <groupId>de.flapdoodle.embed</groupId>
+      <artifactId>de.flapdoodle.embed.mongo</artifactId>
+      <version>2.2.0</version>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
   <build>
     <sourceDirectory>src/main/kotlin</sourceDirectory>

src/main/kotlin/com/gmail/pzalejko/myplanner/event/EventController.kt

@@ -2,6 +2,7 @@ package com.gmail.pzalejko.myplanner.event;
 
 import com.mongodb.client.MongoClient
 import io.vertx.axle.core.Vertx
+import java.util.concurrent.CompletableFuture
 import java.util.concurrent.CompletionStage
 import javax.inject.Inject
 import javax.ws.rs.*
@@ -27,9 +28,10 @@ class EventController {
     }
 
     @POST
-    fun addNew(name: EventDto): CompletionStage<Void> {
+    fun addNew(name: EventDto): CompletionStage<String> {
         val event = Event(name = name.name)
-        return service.addNew(event)
+        val addNew = service.addNew(event)
+        return addNew.thenCompose { d -> CompletableFuture.completedFuture("OK") }
     }
 
     class EventDto {

src/test/kotlin/org/acme/quickstart/EventControllerTest.kt

@@ -0,0 +1,72 @@
+package org.acme.quickstart;
+
+import io.quarkus.test.junit.QuarkusTest
+import io.restassured.RestAssured.given
+import org.hamcrest.CoreMatchers.`is`
+import org.junit.jupiter.api.Test
+import javax.ws.rs.core.MediaType
+import org.junit.jupiter.api.AfterAll
+import org.junit.jupiter.api.BeforeAll
+import de.flapdoodle.embed.mongo.MongodExecutable
+import de.flapdoodle.embed.mongo.MongodStarter
+import de.flapdoodle.embed.mongo.config.MongoCmdOptionsBuilder
+import de.flapdoodle.embed.mongo.config.MongodConfigBuilder
+import de.flapdoodle.embed.process.runtime.Network;
+import de.flapdoodle.embed.mongo.config.Net;
+import de.flapdoodle.embed.mongo.distribution.Version;
+import org.hamcrest.CoreMatchers.hasItems
+
+@QuarkusTest
+open class EventControllerTest {
+
+    companion object {
+
+        @JvmStatic
+        private var MONGO: MongodExecutable? = null
+
+        @BeforeAll
+        @JvmStatic
+        internal fun beforeAll() {
+            val version = Version.Main.V4_0
+            val port = 27018
+            val config = MongodConfigBuilder()
+                    .version(version)
+                    .net(Net(port, Network.localhostIsIPv6()))
+                    .cmdOptions(MongoCmdOptionsBuilder().useNoJournal(false).build())
+                    .build()
+            MONGO = MongodStarter.getDefaultInstance().prepare(config)
+            MONGO!!.start()
+        }
+
+        @AfterAll
+        @JvmStatic
+        internal fun afterAll() {
+            MONGO!!.stop();
+        }
+    }
+
+    @Test
+    fun test_add() {
+        given()
+                .`when`().get("/events")
+                .then()
+                .statusCode(200)
+                .body("$.size()", `is`(0))
+
+        given()
+                .body("{\"name\": \"foo\"}")
+                .header("Content-Type", MediaType.APPLICATION_JSON)
+                .`when`()
+                .post("/events")
+                .then()
+                .statusCode(200)
+
+        given()
+                .`when`().get("/events")
+                .then()
+                .statusCode(200)
+                .body("", hasItems("foo"));
+
+    }
+
+}

src/test/resources/application.properties

@@ -0,0 +1,4 @@
+# Configuration file
+# key = value
+# configure the mongoDB client for a single instance on localhost
+quarkus.mongodb.connection-string = mongodb://localhost:27018