From 6b71c24b1de7e9e2052b509280ed0cdc9c2ee037 Mon Sep 17 00:00:00 2001
From: michelou <michelou@epfl.ch>
Date: Mon, 26 Sep 2005 15:59:56 +0000
Subject: *** empty log message ***

---
 test/files/run/iterators.check |  5 ++++
 test/files/run/iterators.scala | 67 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+)
 create mode 100644 test/files/run/iterators.check
 create mode 100644 test/files/run/iterators.scala

(limited to 'test')

diff --git a/test/files/run/iterators.check b/test/files/run/iterators.check
new file mode 100644
index 0000000000..405fa5abc5
--- /dev/null
+++ b/test/files/run/iterators.check
@@ -0,0 +1,5 @@
+test check_range was successful
+test check_take was successful
+test check_drop was successful
+test check_foreach was successful
+
diff --git a/test/files/run/iterators.scala b/test/files/run/iterators.scala
new file mode 100644
index 0000000000..41965ba5b1
--- /dev/null
+++ b/test/files/run/iterators.scala
@@ -0,0 +1,67 @@
+//############################################################################
+// Iterators
+//############################################################################
+// $Id$
+
+//############################################################################
+
+import java.lang.System; // to avoid name clash with .NET's library
+
+object Test {
+
+  def check_range: Int = {
+     val xs1 = Iterator.range(0, 10,  2) toList;
+     val xs2 = Iterator.range(0, 10, -2) toList;
+     val xs3 = Iterator.range(10, 0, -2) toList;
+     val xs4 = Iterator.range(10, 0,  2) toList;
+     xs1.length + xs2.length + xs3.length + xs4.length
+  }
+
+  def check_take: Int = {
+    val it1 = Iterator.from(0);
+    val xs1 = it1 take 10 toList;
+    xs1.length
+  }
+
+  def check_drop: Int = {
+    val it1 = Iterator.from(0);
+    val it2 = it1 map { x => 2 * x };
+    val n1 = it1 drop 2 next;
+    val n2 = it2 drop 2 next;
+    n1 + n2
+  }
+
+  def check_foreach: Int = {
+    val it1 = Iterator.from(0) take 20;
+    var n = 0;
+    it1 foreach { x => n = n + x }
+    n
+  }
+
+  def check_success[A](name: String, closure: => A, expected: A): Unit = {
+    System.out.print("test " + name);
+    try {
+      val actual: A = closure;
+      if (actual == expected)
+        System.out.print(" was successful");
+      else
+        System.out.print(" failed: expected "+ expected +", found "+ actual);
+    }
+    catch {
+      case exception: Throwable => {
+        System.out.print(" raised exception " + exception);
+      }
+    }
+    System.out.println();
+  }
+
+  def main(args: Array[String]): Unit = {
+    check_success("check_range",    check_range,    10);
+    check_success("check_take",     check_take,     10);
+    check_success("check_drop",     check_drop,     12);
+    check_success("check_foreach",  check_foreach, 190);
+    System.out.println();
+  }
+}
+
+//############################################################################
-- 
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