[JAVA-16711] Remove unnecessary system out logging

core-java-modules/core-java-exceptions-4/src/main/java/com/baeldung/exception/exceptions_vs_errors/ErrorExample.java

@@ -1,14 +1,9 @@
 package com.baeldung.exception.exceptions_vs_errors;
 
 public class ErrorExample {
-    
-    public static void main(String[] args) {
-        overflow();
-    }
 
-    public static void overflow() {
-        System.out.println("overflow...");
-        overflow();
+    public static void main(String[] args) {
+        throw new AssertionError();
     }
 
 }

core-java-modules/core-java-exceptions-4/src/test/java/com/baeldung/exception/exceptions_vs_errors/ErrorExampleUnitTest.java

@@ -3,11 +3,11 @@ package com.baeldung.exception.exceptions_vs_errors;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
 
-// Unit test for the ErrorExample class.
 public class ErrorExampleUnitTest {
+
     @Test
     public void whenMainMethodIsRun_thenStackOverflowError() {
-        Assertions.assertThrows(StackOverflowError.class, 
-            () -> ErrorExample.main(null));
+        Assertions.assertThrows(AssertionError.class,
+          () -> ErrorExample.main(null));
     }
 }