Update DecoratorPatternTest.java

Author: Deepak-Vohra

core-java-modules/core-java-lang-oop-patterns-2/src/test/java/com/baeldung/overridemethod/decorator/DecoratorPatternTest.java

@@ -8,7 +8,7 @@
 public class DecoratorPatternTest {
 
     @Test
-    void testDecoratorWrapping() {
+    void givenACalculator_whenUsingDecoratorWrappingToAddLogging_thenDecoratorWrappingCanBeUsed() {
         Calculator simpleCalc = new SimpleCalculator();
         Calculator decoratedCalc = new LoggingCalculatorDecorator(simpleCalc);
         assertEquals(15, decoratedCalc.add(10, 5));