Test priorities for inheritance

core/src/test/java/dev/kske/eventbus/core/InheritanceTest.java

@@ -5,7 +5,8 @@ import static org.junit.jupiter.api.Assertions.assertSame;
 import org.junit.jupiter.api.Test;
 
 /**
- * Tests whether event handlers correctly work in the context of an inheritance hierarchy.
+ * Tests whether event handlers correctly work in the context of an inheritance hierarchy. The
+ * effect of handler priorities is also accounted for.
  *
  * @author Kai S. K. Engelbart
  * @since 1.3.0
@@ -20,12 +21,12 @@ class InheritanceTest extends SimpleEventListenerBase implements SimpleEventList
 		var event = new SimpleEvent();
 
 		bus.dispatch(event);
-		assertSame(4, event.getCounter());
+		assertSame(3, event.getCounter());
 	}
 
 	@Override
 	void onSimpleEventAbstractHandler(SimpleEvent event) {
-		event.increment();
+		assertSame(1, event.getCounter());
 	}
 
 	@Override
@@ -35,6 +36,7 @@ class InheritanceTest extends SimpleEventListenerBase implements SimpleEventList
 
 	@Event
 	private void onSimpleEventPrivate(SimpleEvent event) {
+		assertSame(0, event.getCounter());
 		event.increment();
 	}
 }

core/src/test/java/dev/kske/eventbus/core/SimpleEventListenerBase.java

@@ -1,20 +1,25 @@
 package dev.kske.eventbus.core;
 
+import static org.junit.jupiter.api.Assertions.*;
+
 /**
  * An abstract class defining a package-private and a private handler for {@link SimpleEvent}.
  *
  * @author Kai S. K. Engelbart
  * @since 1.3.0
  */
+@Priority(200)
 abstract class SimpleEventListenerBase {
 
 	@Event
 	void onSimpleEventAbstractHandler(SimpleEvent event) {
-		event.increment();
+		fail("This handler should not be invoked");
 	}
 
+	@Priority(150)
 	@Event
 	private void onSimpleEventPrivate(SimpleEvent event) {
+		assertSame(1, event.getCounter());
 		event.increment();
 	}
 }

core/src/test/java/dev/kske/eventbus/core/SimpleEventListenerInterface.java

@@ -8,6 +8,7 @@ package dev.kske.eventbus.core;
  */
 interface SimpleEventListenerInterface {
 
+	@Priority(120)
 	@Event
 	void onSimpleEventInterfaceHandler(SimpleEvent event);
 }