Address review feedback: add YARD @note for network/thread-safety, remove debug comment, assert return value in test

Author: arpit-jn

lib/auth0/mixins/token_management.rb

@@ -4,9 +4,9 @@ module TokenManagement
 
       # Get the Client's api token (or generate a new one if it has expired).
       #
+      # @note This method may perform a network request to refresh an expired token. It is not thread-safe.
       # @return [String] the api token
       def get_token
-        # pp @token_expires_at
         has_expired = @token && @token_expires_at ? @token_expires_at < (Time.now.to_i + 10) : false
 
         if (@token.nil? || has_expired) && @client_id && (@client_secret || @client_assertion_signing_key)

spec/lib/auth0/mixins/token_management_spec.rb

@@ -130,7 +130,7 @@
 
       expect(RestClient::Request).not_to receive(:execute)
 
-      instance.get_token
+      expect(instance.get_token).to eq('test-token')
     end
   end
 end