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28 lines
720 B
Ruby
28 lines
720 B
Ruby
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require 'spec_helper'
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describe RandomTopicSelector do
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it 'can correctly use cache' do
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key = RandomTopicSelector.cache_key
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$redis.del key
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4.times do |t|
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$redis.rpush key, t
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end
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RandomTopicSelector.next(2).should == [0,1]
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RandomTopicSelector.next(2).should == [2,3]
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end
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it 'can correctly backfill' do
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category = Fabricate(:category)
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t1 = Fabricate(:topic, category_id: category.id)
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_t2 = Fabricate(:topic, category_id: category.id, visible: false)
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_t3 = Fabricate(:topic, category_id: category.id, deleted_at: 1.minute.ago)
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t4 = Fabricate(:topic, category_id: category.id)
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RandomTopicSelector.next(5, category).sort.should == [t1.id,t4.id].sort
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end
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end
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