better test coverage for joins
better test coverage for joins

lucidfrontier45/ScalaFunctional,EntilZha/PyFunctional,EntilZha/ScalaFunctional,ChuyuHsu/ScalaFunctional,EntilZha/ScalaFunctional,ChuyuHsu/ScalaFunctional,lucidfrontier45/ScalaFunctional,EntilZha/PyFunctional