From e865c3c305331fba5638f5c89601da5dcf0ddc29 Mon Sep 17 00:00:00 2001
From: Ladislav Thon <lthon@redhat.com>
Date: Tue, 27 Feb 2024 14:15:51 +0100
Subject: [PATCH] Fault Tolerance: add simple test for hot reload

---
 .../deployment/pom.xml                        | 10 +++++++
 .../test/hotreload/HotReloadBean.java         | 21 +++++++++++++++
 .../test/hotreload/HotReloadRoute.java        | 15 +++++++++++
 .../test/hotreload/HotReloadTest.java         | 26 +++++++++++++++++++
 4 files changed, 72 insertions(+)
 create mode 100644 extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadBean.java
 create mode 100644 extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadRoute.java
 create mode 100644 extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadTest.java

diff --git a/extensions/smallrye-fault-tolerance/deployment/pom.xml b/extensions/smallrye-fault-tolerance/deployment/pom.xml
index 61a82927cc3f2..805401858b75c 100644
--- a/extensions/smallrye-fault-tolerance/deployment/pom.xml
+++ b/extensions/smallrye-fault-tolerance/deployment/pom.xml
@@ -43,6 +43,16 @@
             <artifactId>assertj-core</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>io.rest-assured</groupId>
+            <artifactId>rest-assured</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-vertx-http-deployment</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadBean.java b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadBean.java
new file mode 100644
index 0000000000000..c0dcd2bf1e3c8
--- /dev/null
+++ b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadBean.java
@@ -0,0 +1,21 @@
+package io.quarkus.smallrye.faulttolerance.test.hotreload;
+
+import jakarta.enterprise.context.ApplicationScoped;
+
+import org.eclipse.microprofile.faulttolerance.Fallback;
+
+@ApplicationScoped
+public class HotReloadBean {
+    @Fallback(fallbackMethod = "fallback1")
+    public String hello() {
+        throw new RuntimeException();
+    }
+
+    public String fallback1() {
+        return "fallback1";
+    }
+
+    public String fallback2() {
+        return "fallback2";
+    }
+}
diff --git a/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadRoute.java b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadRoute.java
new file mode 100644
index 0000000000000..e0f96dac48713
--- /dev/null
+++ b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadRoute.java
@@ -0,0 +1,15 @@
+package io.quarkus.smallrye.faulttolerance.test.hotreload;
+
+import jakarta.enterprise.event.Observes;
+import jakarta.inject.Singleton;
+
+import io.vertx.ext.web.Router;
+
+@Singleton
+public class HotReloadRoute {
+    public void route(@Observes Router router, HotReloadBean bean) {
+        router.get("/").handler(ctx -> {
+            ctx.response().setStatusCode(200).end(bean.hello());
+        });
+    }
+}
diff --git a/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadTest.java b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadTest.java
new file mode 100644
index 0000000000000..a4c8c93109ca0
--- /dev/null
+++ b/extensions/smallrye-fault-tolerance/deployment/src/test/java/io/quarkus/smallrye/faulttolerance/test/hotreload/HotReloadTest.java
@@ -0,0 +1,26 @@
+package io.quarkus.smallrye.faulttolerance.test.hotreload;
+
+import static io.restassured.RestAssured.when;
+import static org.hamcrest.CoreMatchers.is;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.test.QuarkusDevModeTest;
+
+public class HotReloadTest {
+    @RegisterExtension
+    final static QuarkusDevModeTest test = new QuarkusDevModeTest()
+            .withApplicationRoot(jar -> jar.addClasses(HotReloadBean.class, HotReloadRoute.class));
+
+    @Test
+    public void test() {
+        when().get("/").then().statusCode(200).body(is("fallback1"));
+
+        test.modifySourceFile("HotReloadBean.java", src -> {
+            return src.replace("fallbackMethod = \"fallback1\"", "fallbackMethod = \"fallback2\"");
+        });
+
+        when().get("/").then().statusCode(200).body(is("fallback2"));
+    }
+}