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258888b7c4
This commit also makes `Cache#namespace` readable to help writing tests easier and make them more robust.
112 lines
2.3 KiB
Ruby
112 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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require 'rails_helper'
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require 'cache'
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describe Cache do
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let :cache do
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Cache.new
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end
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it "supports exist?" do
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cache.write("testing", 1.1)
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expect(cache.exist?("testing")).to eq(true)
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expect(cache.exist?(SecureRandom.hex)).to eq(false)
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end
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it "supports float" do
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cache.write("float", 1.1)
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expect(cache.read("float")).to eq(1.1)
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end
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it "supports fixnum" do
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cache.write("num", 1)
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expect(cache.read("num")).to eq(1)
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end
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it "supports hash" do
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hash = { a: 1, b: [1, 2, 3] }
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cache.write("hash", hash)
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expect(cache.read("hash")).to eq(hash)
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end
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it "can be cleared" do
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Discourse.redis.set("boo", "boo")
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cache.write("hello0", "world")
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cache.write("hello1", "world")
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cache.clear
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expect(Discourse.redis.get("boo")).to eq("boo")
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expect(cache.read("hello0")).to eq(nil)
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end
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it "can delete correctly" do
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cache.delete("key")
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cache.fetch("key", expires_in: 1.minute) do
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"test"
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end
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expect(cache.fetch("key")).to eq("test")
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cache.delete("key")
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expect(cache.fetch("key")).to eq(nil)
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end
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it "calls setex in redis" do
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cache.delete("key")
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cache.delete("bla")
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key = cache.normalize_key("key")
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cache.fetch("key", expires_in: 1.minute) do
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"bob"
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end
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expect(Discourse.redis.ttl(key)).to be_within(2.seconds).of(1.minute)
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# we always expire withing a day
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cache.fetch("bla") { "hi" }
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key = cache.normalize_key("bla")
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expect(Discourse.redis.ttl(key)).to be_within(2.seconds).of(1.day)
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end
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it "can store and fetch correctly" do
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cache.delete "key"
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r = cache.fetch "key" do
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"bob"
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end
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expect(r).to eq("bob")
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end
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it "can fetch existing correctly" do
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cache.write "key", "bill"
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r = cache.fetch "key" do
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"bob"
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end
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expect(r).to eq("bill")
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end
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it "can fetch keys with pattern" do
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cache.write "users:admins", "jeff"
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cache.write "users:moderators", "bob"
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expect(cache.keys("users:*").count).to eq(2)
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end
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it "can fetch namespace" do
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expect(cache.namespace).to eq("_CACHE")
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end
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it "uses the defined expires_in" do
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cache.write "foo:bar", "baz", expires_in: 3.minutes
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expect(cache.redis.ttl("#{cache.namespace}:foo:bar")).to eq(180)
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end
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end
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