Tests pos 20xx 21xx

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/pos/t2082.scala b/tests/pos/t2082.scala
new file mode 100755
index 000000000..a7ee3789b
--- /dev/null
+++ b/tests/pos/t2082.scala
@@ -0,0 +1,39 @@
+
+trait Mapper[T <: Mapper[T]]
+
+trait KeyedMapper[KeyType, T <: KeyedMapper[KeyType, T]] extends Mapper[T]
+
+
+trait KeyedMetaMapper[KeyType, T <: KeyedMapper[KeyType, T]]
+
+trait MappedForeignKey[KeyType, Owner <: Mapper[Owner], Other <: KeyedMapper[KeyType, Other]]
+
+trait IdPK
+
+class TestSubject extends KeyedMapper[Long, TestSubject] with IdPK
+
+class TestRun extends KeyedMapper[Long, TestRun] with IdPK {
+	object testSubject extends MappedForeignKey[Long, TestRun, TestSubject]
+}
+
+object TestRun extends TestRun with KeyedMetaMapper[Long, TestRun]
+
+class MetaTestSubject extends TestSubject with KeyedMetaMapper[Long, TestSubject]
+object TestSubject extends MetaTestSubject
+
+object Main {
+
+  def oneToOneJoin[PType <: KeyedMapper[Long, PType] with IdPK,
+                   CType <: KeyedMapper[Long, CType] with IdPK,
+                   CMetaType <: CType with KeyedMetaMapper[Long, CType],
+                   FKType <: MappedForeignKey[Long, PType, CType]]
+  (parents: List[PType], metaMapper: CMetaType, keyGetter: (PType) => FKType ):
+  Map[Long, CType] = Map.empty
+
+  def callIt: Unit = {
+    oneToOneJoin[TestRun, TestSubject, MetaTestSubject,
+                 MappedForeignKey[Long, TestRun, TestSubject]](
+    List(), TestSubject, (tr: TestRun) => tr.testSubject)
+  }
+
+}