1 files changed, 69 insertions, 0 deletions
diff --git a/actioncable/test/connection/stream_test.rb b/actioncable/test/connection/stream_test.rb
new file mode 100644
index 0000000000..0f4576db40
--- /dev/null
+++ b/actioncable/test/connection/stream_test.rb
@@ -0,0 +1,69 @@
+# frozen_string_literal: true
+
+require "test_helper"
+require "minitest/mock"
+require "stubs/test_server"
+
+class ActionCable::Connection::StreamTest < ActionCable::TestCase
+  class Connection < ActionCable::Connection::Base
+    attr_reader :connected, :websocket, :errors
+
+    def initialize(*)
+      super
+      @errors = []
+    end
+
+    def connect
+      @connected = true
+    end
+
+    def disconnect
+      @connected = false
+    end
+
+    def send_async(method, *args)
+      send method, *args
+    end
+
+    def on_error(message)
+      @errors << message
+    end
+  end
+
+  setup do
+    @server = TestServer.new
+    @server.config.allowed_request_origins = %w( http://rubyonrails.com )
+  end
+
+  [ EOFError, Errno::ECONNRESET ].each do |closed_exception|
+    test "closes socket on #{closed_exception}" do
+      run_in_eventmachine do
+        connection = open_connection
+
+        # Internal hax = :(
+        client = connection.websocket.send(:websocket)
+        rack_hijack_io = client.instance_variable_get("@stream").instance_variable_get("@rack_hijack_io")
+        rack_hijack_io.stub(:write, proc { raise(closed_exception, "foo") }) do
+          assert_called(client, :client_gone) do
+            client.write("boo")
+          end
+        end
+        assert_equal [], connection.errors
+      end
+    end
+  end
+
+  private
+    def open_connection
+      env = Rack::MockRequest.env_for "/test",
+        "HTTP_CONNECTION" => "upgrade", "HTTP_UPGRADE" => "websocket",
+        "HTTP_HOST" => "localhost", "HTTP_ORIGIN" => "http://rubyonrails.com"
+      env["rack.hijack"] = -> { env["rack.hijack_io"] = StringIO.new }
+
+      Connection.new(@server, env).tap do |connection|
+        connection.process
+        connection.send :handle_open
+        assert connection.connected
+      end
+    end
+end