dependencies: #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve chec… (#2464)

* #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve checkstyle issues

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* add refactored file with correct filename to resolve checkstyle issue

* add the test data

* change filenames from JFrame to Jframe for checkstyle

* fix code smell from  sonar report

* add new testcases to improve the test coverage

* remove code smell

event-asynchronous/src/test/java/com/iluwatar/event/asynchronous/EventAsynchronousTest.java

@@ -136,4 +136,26 @@ class EventAsynchronousTest {
       LOGGER.error(e.getMessage());
     }
   }
-}
+
+  @Test
+  void testLongRunningEventException(){
+    assertThrows(LongRunningEventException.class, () -> {
+      var eventManager = new EventManager();
+      eventManager.createAsync(2000);
+    });
+  }
+
+
+  @Test
+  void testMaxNumOfEventsAllowedException(){
+    assertThrows(MaxNumOfEventsAllowedException.class, () -> {
+      final var eventManager = new EventManager();
+      for(int i=0;i<1100;i++){
+        eventManager.createAsync(i);
+      }
+    });
+  }
+
+
+
+}