Add simple tests for delegate pattern #324

delegation/pom.xml

@@ -41,5 +41,11 @@
             <artifactId>junit</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.github.stefanbirkner</groupId>
+            <artifactId>system-rules</artifactId>
+            <version>1.14.0</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 </project>