Fix record_voter_participation and usage on specs

app/models/poll/answer.rb

@@ -17,8 +17,6 @@ class Poll::Answer < ActiveRecord::Base
   scope :by_question, ->(question_id) { where(question_id: question_id) }
 
   def record_voter_participation(token)
-    Poll::Voter.find_or_create_by(user: author, poll: poll, origin: "web") do |poll_voter|
-      poll_voter.token = token unless poll_voter.token.present?
-    end
+    Poll::Voter.find_or_create_by(user: author, poll: poll, origin: "web", token: token)
   end
 end

spec/models/poll/answer_spec.rb

@@ -46,7 +46,7 @@ describe Poll::Answer do
       answer = create(:poll_answer, question: question, author: author, answer: "Yes")
       expect(answer.poll.voters).to be_blank
 
-      answer.record_voter_participation
+      answer.record_voter_participation('token')
       expect(poll.reload.voters.size).to eq(1)
       voter = poll.voters.first
 
@@ -57,12 +57,12 @@ describe Poll::Answer do
 
     it "updates a poll_voter with user and poll data" do
       answer = create(:poll_answer, question: question, author: author, answer: "Yes")
-      answer.record_voter_participation
+      answer.record_voter_participation('token')
 
       expect(poll.reload.voters.size).to eq(1)
 
       answer = create(:poll_answer, question: question, author: author, answer: "No")
-      answer.record_voter_participation
+      answer.record_voter_participation('token')
 
       expect(poll.reload.voters.size).to eq(1)
 

spec/models/poll/voter_spec.rb

@@ -76,7 +76,7 @@ describe :voter do
 
     it "should not be valid if the user has voted via web" do
       answer = create(:poll_answer)
-      answer.record_voter_participation
+      answer.record_voter_participation('token')
 
       voter = build(:poll_voter, poll: answer.question.poll, user: answer.author)
       expect(voter).to_not be_valid
@@ -169,4 +169,4 @@ describe :voter do
       expect(voter.document_type).to eq("1")
     end
   end
-end
+end