Merge pull request #2680 from Vagab/allow-using-symbol-in-broadcast-to-matcher

Allow to use symbols for broadcasting target

Author: JonRowe

lib/rspec/rails/matchers/action_cable/have_broadcasted_to.rb

@@ -96,8 +96,11 @@ def from_channel(channel)
         private
 
           def stream
-            @stream ||= if @target.is_a?(String)
+            @stream ||= case @target
+                        when String
                           @target
+                        when Symbol
+                          @target.to_s
                         else
                           check_channel_presence
                           @channel.broadcasting_for(@target)

spec/rspec/rails/matchers/action_cable/have_broadcasted_to_spec.rb

@@ -50,6 +50,12 @@ def broadcast(stream, msg)
       }.to have_broadcasted_to('stream')
     end
 
+    it "passes when using symbol target" do
+      expect {
+        broadcast(:stream, 'hello')
+      }.to have_broadcasted_to(:stream)
+    end
+
     it "passes when using alias" do
       expect {
         broadcast('stream', 'hello')