diff options
Diffstat (limited to 'activesupport/test/cache/stores')
| -rw-r--r-- | activesupport/test/cache/stores/mem_cache_store_test.rb | 46 | ||||
| -rw-r--r-- | activesupport/test/cache/stores/redis_cache_store_test.rb | 79 |
2 files changed, 108 insertions, 17 deletions
diff --git a/activesupport/test/cache/stores/mem_cache_store_test.rb b/activesupport/test/cache/stores/mem_cache_store_test.rb index 99624caf8a..3e2316f217 100644 --- a/activesupport/test/cache/stores/mem_cache_store_test.rb +++ b/activesupport/test/cache/stores/mem_cache_store_test.rb @@ -5,6 +5,24 @@ require "active_support/cache" require_relative "../behaviors" require "dalli" +# Emulates a latency on Dalli's back-end for the key latency to facilitate +# connection pool testing. +class SlowDalliClient < Dalli::Client + def get(key, options = {}) + if key =~ /latency/ + sleep 3 + else + super + end + end +end + +class UnavailableDalliServer < Dalli::Server + def alive? + false + end +end + class MemCacheStoreTest < ActiveSupport::TestCase begin ss = Dalli::Client.new("localhost:11211").stats @@ -33,6 +51,8 @@ class MemCacheStoreTest < ActiveSupport::TestCase include CacheIncrementDecrementBehavior include EncodedKeyCacheBehavior include AutoloadingCacheBehavior + include ConnectionPoolBehavior + include FailureSafetyBehavior def test_raw_values cache = ActiveSupport::Cache.lookup_store(:mem_cache_store, raw: true) @@ -89,4 +109,30 @@ class MemCacheStoreTest < ActiveSupport::TestCase value << "bingo" assert_not_equal value, @cache.read("foo") end + + private + + def store + :mem_cache_store + end + + def emulating_latency + old_client = Dalli.send(:remove_const, :Client) + Dalli.const_set(:Client, SlowDalliClient) + + yield + ensure + Dalli.send(:remove_const, :Client) + Dalli.const_set(:Client, old_client) + end + + def emulating_unavailability + old_server = Dalli.send(:remove_const, :Server) + Dalli.const_set(:Server, UnavailableDalliServer) + + yield ActiveSupport::Cache::MemCacheStore.new + ensure + Dalli.send(:remove_const, :Server) + Dalli.const_set(:Server, old_server) + end end diff --git a/activesupport/test/cache/stores/redis_cache_store_test.rb b/activesupport/test/cache/stores/redis_cache_store_test.rb index 988de9207f..7c1286a115 100644 --- a/activesupport/test/cache/stores/redis_cache_store_test.rb +++ b/activesupport/test/cache/stores/redis_cache_store_test.rb @@ -6,6 +6,20 @@ require "active_support/cache/redis_cache_store" require_relative "../behaviors" module ActiveSupport::Cache::RedisCacheStoreTests + DRIVER = %w[ ruby hiredis ].include?(ENV["REDIS_DRIVER"]) ? ENV["REDIS_DRIVER"] : "hiredis" + + # Emulates a latency on Redis's back-end for the key latency to facilitate + # connection pool testing. + class SlowRedis < Redis + def get(key, options = {}) + if key =~ /latency/ + sleep 3 + else + super + end + end + end + class LookupTest < ActiveSupport::TestCase test "may be looked up as :redis_cache_store" do assert_kind_of ActiveSupport::Cache::RedisCacheStore, @@ -18,7 +32,7 @@ module ActiveSupport::Cache::RedisCacheStoreTests assert_called_with Redis, :new, [ url: nil, connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0, + reconnect_attempts: 0, driver: DRIVER ] do build end @@ -28,7 +42,7 @@ module ActiveSupport::Cache::RedisCacheStoreTests assert_called_with Redis, :new, [ url: nil, connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0, + reconnect_attempts: 0, driver: DRIVER ] do build url: [] end @@ -38,7 +52,7 @@ module ActiveSupport::Cache::RedisCacheStoreTests assert_called_with Redis, :new, [ url: "redis://localhost:6379/0", connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0, + reconnect_attempts: 0, driver: DRIVER ] do build url: "redis://localhost:6379/0" end @@ -48,7 +62,7 @@ module ActiveSupport::Cache::RedisCacheStoreTests assert_called_with Redis, :new, [ url: "redis://localhost:6379/0", connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0, + reconnect_attempts: 0, driver: DRIVER ] do build url: %w[ redis://localhost:6379/0 ] end @@ -58,10 +72,10 @@ module ActiveSupport::Cache::RedisCacheStoreTests assert_called_with Redis, :new, [ [ url: "redis://localhost:6379/0", connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0 ], + reconnect_attempts: 0, driver: DRIVER ], [ url: "redis://localhost:6379/1", connect_timeout: 20, read_timeout: 1, write_timeout: 1, - reconnect_attempts: 0 ], + reconnect_attempts: 0, driver: DRIVER ], ], returns: Redis.new do @cache = build url: %w[ redis://localhost:6379/0 redis://localhost:6379/1 ] assert_kind_of ::Redis::Distributed, @cache.redis @@ -77,7 +91,7 @@ module ActiveSupport::Cache::RedisCacheStoreTests private def build(**kwargs) - ActiveSupport::Cache::RedisCacheStore.new(**kwargs).tap do |cache| + ActiveSupport::Cache::RedisCacheStore.new(driver: DRIVER, **kwargs).tap do |cache| cache.redis end end @@ -87,11 +101,11 @@ module ActiveSupport::Cache::RedisCacheStoreTests setup do @namespace = "namespace" - @cache = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1, namespace: @namespace, expires_in: 60) - #@cache.logger = Logger.new($stdout) # For test debugging + @cache = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1, namespace: @namespace, expires_in: 60, driver: DRIVER) + # @cache.logger = Logger.new($stdout) # For test debugging # For LocalCacheBehavior tests - @peek = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1, namespace: @namespace) + @peek = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1, namespace: @namespace, driver: DRIVER) end teardown do @@ -108,13 +122,33 @@ module ActiveSupport::Cache::RedisCacheStoreTests include AutoloadingCacheBehavior end + class RedisCacheStoreConnectionPoolBehaviourTest < StoreTest + include ConnectionPoolBehavior + + private + + def store + :redis_cache_store + end + + def emulating_latency + old_redis = Object.send(:remove_const, :Redis) + Object.const_set(:Redis, SlowRedis) + + yield + ensure + Object.send(:remove_const, :Redis) + Object.const_set(:Redis, old_redis) + end + end + # Separate test class so we can omit the namespace which causes expected, # appropriate complaints about incompatible string encodings. class KeyEncodingSafetyTest < StoreTest include EncodedKeyCacheBehavior setup do - @cache = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1) + @cache = ActiveSupport::Cache::RedisCacheStore.new(timeout: 0.1, driver: DRIVER) @cache.logger = nil end end @@ -122,15 +156,26 @@ module ActiveSupport::Cache::RedisCacheStoreTests class StoreAPITest < StoreTest end - class FailureSafetyTest < StoreTest - test "fetch read failure returns nil" do + class UnavailableRedisClient < Redis::Client + def ensure_connected + raise Redis::BaseConnectionError end + end - test "fetch read failure does not attempt to write" do - end + class FailureSafetyTest < StoreTest + include FailureSafetyBehavior - test "write failure returns nil" do - end + private + + def emulating_unavailability + old_client = Redis.send(:remove_const, :Client) + Redis.const_set(:Client, UnavailableRedisClient) + + yield ActiveSupport::Cache::RedisCacheStore.new + ensure + Redis.send(:remove_const, :Client) + Redis.const_set(:Client, old_client) + end end class DeleteMatchedTest < StoreTest |