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Diffstat (limited to 'actioncable/test/connection/subscriptions_test.rb')
-rw-r--r-- | actioncable/test/connection/subscriptions_test.rb | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/actioncable/test/connection/subscriptions_test.rb b/actioncable/test/connection/subscriptions_test.rb new file mode 100644 index 0000000000..53e8547245 --- /dev/null +++ b/actioncable/test/connection/subscriptions_test.rb @@ -0,0 +1,115 @@ +require 'test_helper' + +class ActionCable::Connection::SubscriptionsTest < ActionCable::TestCase + class Connection < ActionCable::Connection::Base + attr_reader :websocket + + def send_async(method, *args) + send method, *args + end + end + + class ChatChannel < ActionCable::Channel::Base + attr_reader :room, :lines + + def subscribed + @room = Room.new params[:id] + @lines = [] + end + + def speak(data) + @lines << data + end + end + + setup do + @server = TestServer.new + @server.stubs(:channel_classes).returns(ChatChannel.name => ChatChannel) + + @chat_identifier = ActiveSupport::JSON.encode(id: 1, channel: 'ActionCable::Connection::SubscriptionsTest::ChatChannel') + end + + test "subscribe command" do + run_in_eventmachine do + setup_connection + channel = subscribe_to_chat_channel + + assert_kind_of ChatChannel, channel + assert_equal 1, channel.room.id + end + end + + test "subscribe command without an identifier" do + run_in_eventmachine do + setup_connection + + @subscriptions.execute_command 'command' => 'subscribe' + assert @subscriptions.identifiers.empty? + end + end + + test "unsubscribe command" do + run_in_eventmachine do + setup_connection + subscribe_to_chat_channel + + channel = subscribe_to_chat_channel + channel.expects(:unsubscribe_from_channel) + + @subscriptions.execute_command 'command' => 'unsubscribe', 'identifier' => @chat_identifier + assert @subscriptions.identifiers.empty? + end + end + + test "unsubscribe command without an identifier" do + run_in_eventmachine do + setup_connection + + @subscriptions.execute_command 'command' => 'unsubscribe' + assert @subscriptions.identifiers.empty? + end + end + + test "message command" do + run_in_eventmachine do + setup_connection + channel = subscribe_to_chat_channel + + data = { 'content' => 'Hello World!', 'action' => 'speak' } + @subscriptions.execute_command 'command' => 'message', 'identifier' => @chat_identifier, 'data' => ActiveSupport::JSON.encode(data) + + assert_equal [ data ], channel.lines + end + end + + test "unsubscribe from all" do + run_in_eventmachine do + setup_connection + + channel1 = subscribe_to_chat_channel + + channel2_id = ActiveSupport::JSON.encode(id: 2, channel: 'ActionCable::Connection::SubscriptionsTest::ChatChannel') + channel2 = subscribe_to_chat_channel(channel2_id) + + channel1.expects(:unsubscribe_from_channel) + channel2.expects(:unsubscribe_from_channel) + + @subscriptions.unsubscribe_from_all + end + end + + private + def subscribe_to_chat_channel(identifier = @chat_identifier) + @subscriptions.execute_command 'command' => 'subscribe', 'identifier' => identifier + assert_equal identifier, @subscriptions.identifiers.last + + @subscriptions.send :find, 'identifier' => identifier + end + + def setup_connection + env = Rack::MockRequest.env_for "/test", 'HTTP_HOST' => 'localhost', 'HTTP_CONNECTION' => 'upgrade', 'HTTP_UPGRADE' => 'websocket' + @connection = Connection.new(@server, env) + + @subscriptions = ActionCable::Connection::Subscriptions.new(@connection) + end +end |