From a9d2d118928ceab8f096c57e695f6ec3a1fcd7c1 Mon Sep 17 00:00:00 2001
From: stenman <stenman@epfl.ch>
Date: Wed, 9 Jul 2003 10:49:03 +0000
Subject: Functional Queues, take 2

---
 test/files/run/iq.check |  2 ++
 test/files/run/iq.scala | 18 +++++++++++++-----
 2 files changed, 15 insertions(+), 5 deletions(-)

(limited to 'test')

diff --git a/test/files/run/iq.check b/test/files/run/iq.check
index 53a90bffae..3402db4074 100644
--- a/test/files/run/iq.check
+++ b/test/files/run/iq.check
@@ -1 +1,3 @@
 Empty
+Head: 42
+q5: List(0,1,2,3,4,5,6,7,8,9)
\ No newline at end of file
diff --git a/test/files/run/iq.scala b/test/files/run/iq.scala
index 67a1a41296..e6c571227c 100644
--- a/test/files/run/iq.scala
+++ b/test/files/run/iq.scala
@@ -3,17 +3,25 @@
 object iq {
   def main = {
     val q:scala.collection.immutable.Queue[Int] =
-	scala.collection.immutable.Queue.Empty;
+      scala.collection.immutable.Queue.Empty;
     if(q.isEmpty) {
       java.lang.System.out.println("Empty");
     }
 
-    val q2 = q + 42;
+    val q2 = q + 42 + 0;
 
-    if(q2.isEmpty) {
-      java.lang.System.out.println("Empty");
-    }
+    val q4 =
+      if(q2.isEmpty) {
+        java.lang.System.out.println("Empty");
+        q2;
+      } else {
+	  val Pair(head,q3) = q2.dequeue;
+	  java.lang.System.out.println("Head: " + head);
+	  q3;
+      };
 
+    val q5 = q4.enqueue(1,2,3,4,5,6,7,8,9);
+    java.lang.System.out.println("q5: " + q5);
   }
 }
 
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