added zipWithIndex to several collection classes

1 files changed, 22 insertions, 0 deletions

diff --git a/test/files/run/withIndex.scala b/test/files/run/withIndex.scala
new file mode 100644
index 0000000000..64e9259072
--- /dev/null
+++ b/test/files/run/withIndex.scala
@@ -0,0 +1,22 @@
+object Test {
+  def main(args: Array[String]) = {
+    val ary: Array[String] = Array("a", "b", "c")
+    val lst: List[String] = List("a", "b", "c")
+    val itr: Iterator[String] = lst.elements
+    val str: Stream[String] = Stream.fromIterator(lst.elements)
+
+    Console.println(ary.zipWithIndex.toList)
+    Console.println(lst.zipWithIndex.toList)
+    Console.println(itr.zipWithIndex.toList)
+    Console.println(str.zipWithIndex.toList)
+    assert(ary.zipWithIndex.isInstanceOf[Array[Pair[String,Int]]])
+
+    val emptyArray = new Array[String](0)
+    val emptyList: List[String] = Nil
+    val emptyIterator = emptyList.elements
+
+    Console.println(emptyArray.zipWithIndex.toList)
+    Console.println(emptyList.zipWithIndex.toList)
+    Console.println(emptyIterator.zipWithIndex.toList)
+  }
+}