Add function style bean

framework/kotlin-functional/build.gradle

@@ -9,7 +9,7 @@ plugins {
 
 dependencies {
 	implementation(enforcedPlatform(org.springframework.boot.gradle.plugin.SpringBootPlugin.BOM_COORDINATES))
-	implementation("org.springframework.boot:spring-boot-starter")
+	implementation("org.springframework.boot:spring-boot-starter-webflux")
 	implementation("org.jetbrains.kotlin:kotlin-reflect")
 	implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
 
@@ -18,3 +18,7 @@ dependencies {
 	appTestImplementation(project(":aot-smoke-test-support"))
 	appTestImplementation("org.awaitility:awaitility:4.2.0")
 }
+
+aotSmokeTest {
+	webApplication = true
+}

framework/kotlin-functional/src/appTest/java/com/example/functional/FunctionalApplicationAotTests.java

@@ -7,6 +7,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.smoketest.support.assertj.AssertableOutput;
 import org.springframework.aot.smoketest.support.junit.ApplicationTest;
+import org.springframework.test.web.reactive.server.WebTestClient;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -20,4 +21,14 @@ public class FunctionalApplicationAotTests {
 		});
 	}
 
+	@Test
+	void endpointsAreConfigured(WebTestClient client) {
+		client.get()
+				.exchange()
+				.expectStatus()
+				.isOk()
+				.expectBody()
+				.consumeWith((result) -> assertThat(new String(result.getResponseBodyContent())).isEqualTo("hi!"));
+	}
+
 }

framework/kotlin-functional/src/main/kotlin/com/example/functional/FunctionalApplication.kt

@@ -4,6 +4,8 @@ import org.springframework.boot.CommandLineRunner
 import org.springframework.boot.autoconfigure.SpringBootApplication
 import org.springframework.boot.runApplication
 import org.springframework.context.support.beans
+import org.springframework.web.reactive.function.server.ServerResponse
+import org.springframework.web.reactive.function.server.router
 
 @SpringBootApplication
 class FunctionalApplication
@@ -12,10 +14,15 @@ fun main(args: Array<String>) {
 	runApplication<FunctionalApplication>(*args) {
 		addInitializers(beans {
 			bean<Foo>()
+			bean(::endpoints)
 		})
 	}
 }
 
+fun endpoints() = router {
+	GET("/") { ServerResponse.ok().bodyValue("hi!") }
+}
+
 class Foo : CommandLineRunner {
 	override fun run(vararg args: String?) {
 		println("Hello world!")