1 files changed, 52 insertions, 0 deletions
diff --git a/actioncable/test/subscription_adapter/redis_test.rb b/actioncable/test/subscription_adapter/redis_test.rb
new file mode 100644
index 0000000000..ac2d8ef724
--- /dev/null
+++ b/actioncable/test/subscription_adapter/redis_test.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+require "test_helper"
+require_relative "common"
+require_relative "channel_prefix"
+
+require "action_cable/subscription_adapter/redis"
+
+class RedisAdapterTest < ActionCable::TestCase
+  include CommonSubscriptionAdapterTest
+  include ChannelPrefixTest
+
+  def cable_config
+    { adapter: "redis", driver: "ruby" }
+  end
+end
+
+class RedisAdapterTest::Hiredis < RedisAdapterTest
+  def cable_config
+    super.merge(driver: "hiredis")
+  end
+end
+
+class RedisAdapterTest::AlternateConfiguration < RedisAdapterTest
+  def cable_config
+    alt_cable_config = super.dup
+    alt_cable_config.delete(:url)
+    alt_cable_config.merge(host: "127.0.0.1", port: 6379, db: 12)
+  end
+end
+
+class RedisAdapterTest::Connector < ActionCable::TestCase
+  test "slices url, host, port, db, password and id from config" do
+    config = { url: 1, host: 2, port: 3, db: 4, password: 5, id: "Some custom ID" }
+
+    assert_called_with ::Redis, :new, [ config ] do
+      connect config.merge(other: "unrelated", stuff: "here")
+    end
+  end
+
+  test "adds default id if it is not specified" do
+    config = { url: 1, host: 2, port: 3, db: 4, password: 5, id: "ActionCable-PID-#{$$}" }
+
+    assert_called_with ::Redis, :new, [ config ] do
+      connect config.except(:id)
+    end
+  end
+
+  def connect(config)
+    ActionCable::SubscriptionAdapter::Redis.redis_connector.call(config)
+  end
+end