add unitary test to the elements in the file org.apache.wayang.api.RecordDataQua...

add unitary test to the elements in the file org.apache.wayang.api.RecordDataQuantaBuilder.scala

https://github.com/apache/incubator-wayang/blob/278cbdc4bd8e87863a7cb43bc68c52ca783039c0/wayang-api/wayang-api-scala-java/code/main/scala/org/apache/wayang/api/RecordDataQuantaBuilder.scala#L21

```scala

*/

package org.apache.wayang.api
/**
* TODO: add unitary test to the elements in the file org.apache.wayang.api.RecordDataQuantaBuilder.scala
* labels: unitary-test,todo
*/
import org.apache.wayang.api.util.DataQuantaBuilderDecorator
import org.apache.wayang.basic.data.Record
import org.apache.wayang.basic.function.ProjectionDescriptor

```

8d9c1b73814e5cb75c62e20fe537b2ca7652677b

Start by reading wayang-api/wayang-api-scala-java/code/main/scala/org/apache/wayang/api/RecordDataQuantaBuilder.scala at the linked location and identify its untested elements. Find the project's existing unit-test patterns, add coverage for the builder's behavior, and run the relevant test suite to confirm the tests pass.

Written by the indexing model from the issue text.