Funqy - fix constructor injection for normal scoped beans

fixes: quarkusio#27671

extensions/funqy/funqy-server-common/deployment/pom.xml

@@ -25,6 +25,11 @@
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-arc-deployment</artifactId>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-junit5-internal</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>

extensions/funqy/funqy-server-common/deployment/src/main/java/io/quarkus/funqy/deployment/FunctionScannerBuildStep.java

@@ -172,6 +172,12 @@ private static void generateDefaultConstructors(BuildProducer<BytecodeTransforme
             Set<ClassInfo> withoutDefaultCtor) {
 
         for (ClassInfo classInfo : withoutDefaultCtor) {
+            // don't generate constructor for normal scoped beans as the Quarkus Arc does that for us
+            final BuiltinScope scope = BuiltinScope.from(classInfo);
+            if (scope != null && scope.getInfo().isNormal()) {
+                continue;
+            }
+
             // keep it super simple - only generate default constructor is the object is a direct descendant of Object
             if (!(classInfo.superClassType() != null && classInfo.superClassType().name().equals(DotNames.OBJECT))) {
                 return;

extensions/funqy/funqy-server-common/deployment/src/test/java/io/quarkus/funqy/deployment/DependencyInjectionTest.java

@@ -0,0 +1,127 @@
+package io.quarkus.funqy.deployment;
+
+import javax.enterprise.context.ApplicationScoped;
+import javax.inject.Inject;
+import javax.inject.Singleton;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.funqy.Funq;
+import io.quarkus.test.QuarkusUnitTest;
+
+public class DependencyInjectionTest {
+
+    @RegisterExtension
+    static QuarkusUnitTest test = new QuarkusUnitTest()
+            .withApplicationRoot(
+                    (jar) -> jar.addClasses(GreetingFunction.class, GreetingService.class, FarewellFunction.class,
+                            HiFunction.class, ByeFunction.class));
+
+    @Inject
+    GreetingFunction greetingFunction;
+
+    @Inject
+    FarewellFunction farewellFunction;
+
+    @Inject
+    ByeFunction byeFunction;
+
+    @Inject
+    HiFunction hiFunction;
+
+    @Test
+    public void testFieldInjection() {
+        // bean with a pseudo-scope
+        Assertions.assertEquals("Hello World!", greetingFunction.greeting());
+        // normal scoped bean
+        Assertions.assertEquals("Bye!", byeFunction.bye());
+    }
+
+    @Test
+    public void testConstructorInjection() {
+        // bean with a pseudo-scope
+        Assertions.assertEquals("Goodbye!", farewellFunction.farewell());
+        // normal scoped bean
+        Assertions.assertEquals("Hi!", hiFunction.hi());
+    }
+
+    public static class GreetingFunction {
+
+        @Inject
+        GreetingService greetingService;
+
+        @Funq
+        String greeting() {
+            return greetingService.sayHello();
+        }
+
+    }
+
+    public static class FarewellFunction {
+
+        private final GreetingService greetingService;
+
+        public FarewellFunction(GreetingService greetingService) {
+            this.greetingService = greetingService;
+        }
+
+        @Funq
+        String farewell() {
+            return greetingService.sayGoodbye();
+        }
+
+    }
+
+    @ApplicationScoped
+    public static class ByeFunction {
+
+        @Inject
+        GreetingService greetingService;
+
+        @Funq
+        String bye() {
+            return greetingService.sayBye();
+        }
+
+    }
+
+    @ApplicationScoped
+    public static class HiFunction {
+
+        private final GreetingService greetingService;
+
+        public HiFunction(GreetingService greetingService) {
+            this.greetingService = greetingService;
+        }
+
+        @Funq
+        String hi() {
+            return greetingService.sayHi();
+        }
+
+    }
+
+    @Singleton
+    public static class GreetingService {
+
+        public String sayHello() {
+            return "Hello World!";
+        }
+
+        public String sayGoodbye() {
+            return "Goodbye!";
+        }
+
+        public String sayHi() {
+            return "Hi!";
+        }
+
+        public String sayBye() {
+            return "Bye!";
+        }
+
+    }
+
+}