1 files changed, 44 insertions, 0 deletions
diff --git a/test/files/run/t4332.scala b/test/files/run/t4332.scala
new file mode 100644
index 0000000000..5a67922911
--- /dev/null
+++ b/test/files/run/t4332.scala
@@ -0,0 +1,44 @@
+import scala.tools.partest._
+
+object Test extends DirectTest {
+  override def code = ""
+  lazy val global = newCompiler("-usejavacp")
+  import global._, definitions._
+
+  override def show() {
+    new global.Run()
+    // Once we plug all of the view gaps, the output should be empty!
+    checkViews()
+  }
+
+  def isExempt(sym: Symbol) = {
+    val exempt = Set("view", "repr", "sliceWithKnownDelta", "sliceWithKnownBound", "transform")
+    (exempt contains sym.name.decoded)
+  }
+
+  def checkView(viewType: Type, viewLikeType: Type) {
+    val sep = "=" * 70
+    println(s"\n$sep\nChecking ${viewType.typeSymbol.fullName}\n$sep")
+    val termMembers = viewType.nonPrivateMembers.toList filter (_.isTerm) map fullyInitializeSymbol
+    val inheritedFromGenericCollection
+      = termMembers filterNot (_.owner.name.decoded contains "ViewLike") filterNot (_.owner == viewType.typeSymbol)
+    def returnsView(sym: Symbol) = viewType.memberType(sym).finalResultType contains viewType.typeSymbol
+    val needOverride = inheritedFromGenericCollection filterNot isExempt filter returnsView
+
+    val grouped = needOverride.groupBy(_.owner).toSeq.sortBy { case (owner, _) => viewType baseTypeIndex owner }
+    val report = grouped.map {
+      case (owner, syms) => s"\n$owner\n${"-" * 70}\n${syms.map(_.defString).sorted.mkString("\n")}"
+    }.mkString("\n")
+    println(report)
+  }
+
+  def checkViews() {
+    import collection._
+    checkView(typeOf[TraversableView[_, _]],        typeOf[TraversableViewLike[_, _, _]])
+    checkView(typeOf[IterableView[_, _]],           typeOf[IterableViewLike[_, _, _]])
+    checkView(typeOf[SeqView[_, _]],                typeOf[SeqViewLike[_, _, _]])
+    checkView(typeOf[mutable.IndexedSeqView[_, _]], typeOf[SeqViewLike[_, _, _]])
+    checkView(typeOf[immutable.StreamView[_, _]],   typeOf[immutable.StreamViewLike[_, _, _]])
+    // Parallel views not checked, assuming we will drop them in 2.11
+  }
+}