discourse/spec/services/random_topic_selector_spec.rb

32 lines
1.0 KiB
Ruby

# frozen_string_literal: true
RSpec.describe RandomTopicSelector do
it "can correctly use cache" do
key = RandomTopicSelector.cache_key
Discourse.redis.del key
4.times { |t| Discourse.redis.rpush key, t }
expect(RandomTopicSelector.next(0)).to eq([])
expect(RandomTopicSelector.next(2)).to eq([0, 1])
Discourse.redis.expects(:multi).returns(Discourse.received_redis_readonly!)
expect(RandomTopicSelector.next(2)).to eq([2, 3])
Discourse.redis.unstub(:multi)
expect(RandomTopicSelector.next(2)).to eq([2, 3])
expect(RandomTopicSelector.next(2)).to eq([])
end
it "can correctly backfill" do
category = Fabricate(:category, sort_order: "op_likes")
t1 = Fabricate(:topic, category_id: category.id)
_t2 = Fabricate(:topic, category_id: category.id, visible: false)
_t3 = Fabricate(:topic, category_id: category.id, deleted_at: 1.minute.ago)
t4 = Fabricate(:topic, category_id: category.id)
expect(RandomTopicSelector.next(5, category).sort).to eq([t1.id, t4.id].sort)
end
end