discourse/spec/models/user_stat_spec.rb

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# frozen_string_literal: true
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 'ensure consistency!' do
it 'can update first unread' do
post = create_post
freeze_time 10.minutes.from_now
create_post(topic_id: post.topic_id)
post.user.update!(last_seen_at: Time.now)
UserStat.ensure_consistency!
post.user.user_stat.reload
expect(post.user.user_stat.first_unread_at).to eq_time(Time.now)
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