1 files changed, 77 insertions, 0 deletions
diff --git a/actioncable/test/connection/identifier_test.rb b/actioncable/test/connection/identifier_test.rb
new file mode 100644
index 0000000000..6b6c8cd31a
--- /dev/null
+++ b/actioncable/test/connection/identifier_test.rb
@@ -0,0 +1,77 @@
+# frozen_string_literal: true
+
+require "test_helper"
+require "stubs/test_server"
+require "stubs/user"
+
+class ActionCable::Connection::IdentifierTest < ActionCable::TestCase
+  class Connection < ActionCable::Connection::Base
+    identified_by :current_user
+    attr_reader :websocket
+
+    public :process_internal_message
+
+    def connect
+      self.current_user = User.new "lifo"
+    end
+  end
+
+  test "connection identifier" do
+    run_in_eventmachine do
+      open_connection_with_stubbed_pubsub
+      assert_equal "User#lifo", @connection.connection_identifier
+    end
+  end
+
+  test "should subscribe to internal channel on open and unsubscribe on close" do
+    run_in_eventmachine do
+      pubsub = mock("pubsub_adapter")
+      pubsub.expects(:subscribe).with("action_cable/User#lifo", kind_of(Proc))
+      pubsub.expects(:unsubscribe).with("action_cable/User#lifo", kind_of(Proc))
+
+      server = TestServer.new
+      server.stubs(:pubsub).returns(pubsub)
+
+      open_connection server: server
+      close_connection
+    end
+  end
+
+  test "processing disconnect message" do
+    run_in_eventmachine do
+      open_connection_with_stubbed_pubsub
+
+      @connection.websocket.expects(:close)
+      @connection.process_internal_message "type" => "disconnect"
+    end
+  end
+
+  test "processing invalid message" do
+    run_in_eventmachine do
+      open_connection_with_stubbed_pubsub
+
+      @connection.websocket.expects(:close).never
+      @connection.process_internal_message "type" => "unknown"
+    end
+  end
+
+  private
+    def open_connection_with_stubbed_pubsub
+      server = TestServer.new
+      server.stubs(:adapter).returns(stub_everything("adapter"))
+
+      open_connection server: server
+    end
+
+    def open_connection(server:)
+      env = Rack::MockRequest.env_for "/test", "HTTP_HOST" => "localhost", "HTTP_CONNECTION" => "upgrade", "HTTP_UPGRADE" => "websocket"
+      @connection = Connection.new(server, env)
+
+      @connection.process
+      @connection.send :handle_open
+    end
+
+    def close_connection
+      @connection.send :handle_close
+    end
+end