require 'rails_helper' describe UserStat do it "is created automatically when a user is created" do user = Fabricate(:evil_trout) expect(user.user_stat).to be_present # It populates the `new_since` field by default expect(user.user_stat.new_since).to be_present end context '#update_view_counts' do let(:user) { Fabricate(:user) } let(:stat) { user.user_stat } context 'topics_entered' do context 'without any views' do it "doesn't increase the user's topics_entered" do expect { UserStat.update_view_counts; stat.reload }.not_to change(stat, :topics_entered) end end context 'with a view' do let(:topic) { Fabricate(:topic) } let!(:view) { TopicViewItem.add(topic.id, '127.0.0.1', user.id) } before do user.update_column :last_seen_at, 1.second.ago end it "adds one to the topics entered" do UserStat.update_view_counts stat.reload expect(stat.topics_entered).to eq(1) end it "won't record a second view as a different topic" do TopicViewItem.add(topic.id, '127.0.0.1', user.id) UserStat.update_view_counts stat.reload expect(stat.topics_entered).to eq(1) end end end context 'posts_read_count' do context 'without any post timings' do it "doesn't increase the user's posts_read_count" do expect { UserStat.update_view_counts; stat.reload }.not_to change(stat, :posts_read_count) end end context 'with a post timing' do let!(:post) { Fabricate(:post) } let!(:post_timings) do PostTiming.record_timing(msecs: 1234, topic_id: post.topic_id, user_id: user.id, post_number: post.post_number) end before do user.update_column :last_seen_at, 1.second.ago end it "increases posts_read_count" do UserStat.update_view_counts stat.reload expect(stat.posts_read_count).to eq(1) end end end end describe 'update_time_read!' do let(:user) { Fabricate(:user) } let(:stat) { user.user_stat } it 'always expires redis key' do # this tests implementation which is not 100% ideal # that said, redis key leaks are not good stat.update_time_read! ttl = $redis.ttl(UserStat.last_seen_key(user.id)) expect(ttl).to be > 0 expect(ttl).to be <= UserStat::MAX_TIME_READ_DIFF end it 'makes no changes if nothing is cached' do $redis.del(UserStat.last_seen_key(user.id)) stat.update_time_read! stat.reload expect(stat.time_read).to eq(0) end it 'makes a change if time read is below threshold' do freeze_time UserStat.cache_last_seen(user.id, (Time.now - 10).to_f) stat.update_time_read! stat.reload expect(stat.time_read).to eq(10) end it 'makes no change if time read is above threshold' do freeze_time t = Time.now - 1 - UserStat::MAX_TIME_READ_DIFF UserStat.cache_last_seen(user.id, t.to_f) stat.update_time_read! stat.reload expect(stat.time_read).to eq(0) end end end