added test

querydsl-scala/src/main/scala/com/mysema/query/scala/sql/Queries.scala

@@ -66,6 +66,10 @@ extends RichProjectable(qry) {
     select(f1(path), f2(path), f3(path), f4(path), f5(path))
   }    
   
+  def selectGrouped[K,T,V](fkey: FEx[K], fparent: FEx[T], fchild: FEx[V]): List[(T,Set[V])] = {
+    selectGrouped(fkey(path), fparent(path), fchild(path))
+  }  
+  
   def single: Option[T] = single(expr)
   
   def single[T](f: FEx[T]): Option[T] = single(f(path))

querydsl-scala/src/test/scala/com/mysema/query/scala/sql/JDBCIntegrationTest.scala

@@ -162,6 +162,13 @@ class JDBCIntegrationTest extends CompileTestUtils with SQLHelpers {
     assertEquals(2, employee.query.count)
   }
   
+  @Test
+  @Ignore
+  def Join {
+    val sup = Employee as "sup"
+    val result: List[(Employee, Employee)] = employee.join(_.superiorFk, sup).select
+  }
+  
   @Test
   def Unique_Result {
     assertEquals("abc", query.from(survey).where(survey.id eq 1).uniqueResult(survey.name))