Included groovy test

Author: Hakky54

jvm-rainbow/pom.xml

@@ -66,6 +66,12 @@
             <version>${version.junit}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.junit.vintage</groupId>
+            <artifactId>junit-vintage-engine</artifactId>
+            <version>${version.junit}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>