Functional Queues

1 files changed, 25 insertions, 0 deletions

diff --git a/test/files/run/iq.scala b/test/files/run/iq.scala
new file mode 100644
index 0000000000..67a1a41296
--- /dev/null
+++ b/test/files/run/iq.scala
@@ -0,0 +1,25 @@
+/* $Id$ */
+
+object iq {
+  def main = {
+    val q:scala.collection.immutable.Queue[Int] =
+	scala.collection.immutable.Queue.Empty;
+    if(q.isEmpty) {
+      java.lang.System.out.println("Empty");
+    }
+
+    val q2 = q + 42;
+
+    if(q2.isEmpty) {
+      java.lang.System.out.println("Empty");
+    }
+
+  }
+}
+
+object Test {
+  def main(args: Array[String]): Unit = {
+    iq.main;
+    ();
+  }
+}