     html = "<p>Hello, World!</p>"
     assert {:ok, 1} == set_html(socket, "#my_element", html)
     assert %{"innerHTML" => html} == query_one!(socket, "#my_element", :innerHTML)
+
+    assert {:ok, :broadcasted} == 
+              broadcast_html(socket, "#my_element", html)
+    assert %{"innerHTML" => html} == query_one!(socket, "#my_element", :innerHTML)
   end
 
 end

      assert {:ok, 1} == set_attr(socket, "a", href: "https://tg.pl/drab")
      {:ok, ret} = query_one(socket, "a", :attributes)
      assert ret["attributes"]["href"] == "https://tg.pl/drab"
    end

    test "set_data" do
      socket = drab_socket()

      assert {:ok, 1} == set_data(socket, "button", foo: "bar")
      {:ok, ret} = query_one(socket, "button", :dataset)
      assert ret["dataset"]["foo"] == "bar"
    end


      {:ok, ret} = query_one(socket, "button", :style)
      assert ret["style"]["cssText"] == "background-color: red; width: 200px;"

      assert {:ok, :broadcasted} == 
                broadcast_style(socket, "button", %{"backgroundColor" => "red", "width" => "200px"})
      {:ok, ret} = query_one(socket, "button", :style)
      assert ret["style"]["cssText"] == "background-color: red; width: 200px;"
    end

    test "set_attr" do
