1 files changed, 13 insertions, 2 deletions
diff --git a/actioncable/test/channel/broadcasting_test.rb b/actioncable/test/channel/broadcasting_test.rb
index ab58f33511..f184147c51 100644
--- a/actioncable/test/channel/broadcasting_test.rb
+++ b/actioncable/test/channel/broadcasting_test.rb
@@ -1,10 +1,13 @@
 # frozen_string_literal: true
 
 require "test_helper"
+require "active_support/testing/method_call_assertions"
 require "stubs/test_connection"
 require "stubs/room"
 
 class ActionCable::Channel::BroadcastingTest < ActiveSupport::TestCase
+  include ActiveSupport::Testing::MethodCallAssertions
+
   class ChatChannel < ActionCable::Channel::Base
   end
 
@@ -13,8 +16,16 @@ class ActionCable::Channel::BroadcastingTest < ActiveSupport::TestCase
   end
 
   test "broadcasts_to" do
-    ActionCable.stubs(:server).returns mock().tap { |m| m.expects(:broadcast).with("action_cable:channel:broadcasting_test:chat:Room#1-Campfire", "Hello World") }
-    ChatChannel.broadcast_to(Room.new(1), "Hello World")
+    assert_called_with(
+      ActionCable.server,
+      :broadcast,
+      [
+        "action_cable:channel:broadcasting_test:chat:Room#1-Campfire",
+        "Hello World"
+      ]
+    ) do
+      ChatChannel.broadcast_to(Room.new(1), "Hello World")
+    end
   end
 
   test "broadcasting_for with an object" do