From 925b80e85e9392daf2a4ad3aa8ffd7af101a7e85 Mon Sep 17 00:00:00 2001
From: Charlie Somerville <charlie@charliesomerville.com>
Date: Sun, 8 Jun 2014 13:43:22 +1000
Subject: [PATCH] restore env vars to original values after these tests

---
 test/test_redis_connection.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/test/test_redis_connection.rb b/test/test_redis_connection.rb
index fdbcc1eb..f236a328 100644
--- a/test/test_redis_connection.rb
+++ b/test/test_redis_connection.rb
@@ -70,6 +70,14 @@ class TestRedisConnection < Sidekiq::Test
 
   describe ".determine_redis_provider" do
 
+    before do
+      @old_env = ENV.to_h
+    end
+
+    after do
+      ENV.update(@old_env)
+    end
+
     def with_env_var(var, uri, skip_provider=false)
       vars = ['REDISTOGO_URL', 'REDIS_PROVIDER', 'REDIS_URL'] - [var]
       vars.each do |v|