discourse/spec/models/topic_participants_summary_...

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require 'rails_helper'
describe TopicParticipantsSummary do
describe '#summary' do
let(:summary) { described_class.new(topic, user: topic_creator).summary }
let(:topic) do
Fabricate(:topic,
user: topic_creator,
archetype: Archetype::private_message,
category_id: nil
)
end
let(:topic_creator) { Fabricate(:user) }
let(:user1) { Fabricate(:user) }
let(:user2) { Fabricate(:user) }
let(:user3) { Fabricate(:user) }
let(:user4) { Fabricate(:user) }
it "must never contains the user and at most 3 participants" do
topic.allowed_user_ids = [user1.id, user2.id, user3.id, user4.id]
expect(summary.map(&:user)).to eq([user1, user2, user3])
end
end
end