From 6f119464b4cfd09a3555120e3f9370d504fb7ea0 Mon Sep 17 00:00:00 2001
From: Louis Pilfold <louis@lpil.uk>
Date: Thu, 12 Dec 2019 12:28:53 +0000
Subject: range

---
 test/gleam/iterator_test.gleam | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'test')

diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam
index fe0a854..079d57d 100644
--- a/test/gleam/iterator_test.gleam
+++ b/test/gleam/iterator_test.gleam
@@ -117,3 +117,29 @@ pub fn unfold_test() {
   |> iterator.take(_, 5)
   |> expect.equal(_, [])
 }
+
+pub fn range_test() {
+  iterator.range(0, 0)
+  |> iterator.to_list
+  |> expect.equal(_, [])
+
+  iterator.range(1, 1)
+  |> iterator.to_list
+  |> expect.equal(_, [])
+
+  iterator.range(-1, -1)
+  |> iterator.to_list
+  |> expect.equal(_, [])
+
+  iterator.range(0, 1)
+  |> iterator.to_list
+  |> expect.equal(_, [0])
+
+  iterator.range(0, 5)
+  |> iterator.to_list
+  |> expect.equal(_, [0, 1, 2, 3, 4])
+
+  iterator.range(1, -5)
+  |> iterator.to_list
+  |> expect.equal(_, [1, 0, -1, -2, -3, -4])
+}
-- 
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