Fix arithmetic error in exponential backoff, part 2

Author: safwank

mix.exs

@@ -7,7 +7,7 @@ defmodule Retry.Mixfile do
       name: "retry",
       description:
         "Simple Elixir macros for linear retry, exponential backoff and wait with composable delays.",
-      version: "0.11.0",
+      version: "0.11.1",
       elixir: "~> 1.5",
       source_url: "https://github.com/safwank/ElixirRetry",
       build_embedded: Mix.env() == :prod,

test/retry/delay_streams_test.exs

@@ -31,6 +31,13 @@ defmodule Retry.DelayStreamsTest do
     test "returns exponentially increasing delays starting with given initial delay" do
       assert exponential_backoff(100) |> Enum.take(5) == [100, 200, 400, 800, 1600]
     end
+
+    test "doesn't raise arithmetric error for large streams" do
+      assert exponential_backoff(100)
+             |> cap(30_000)
+             |> Enum.take(10_000)
+             |> Enum.count() == 10_000
+    end
   end
 
   describe "lin_backoff/2" do