require "abstract_unit" require "active_support/cache" class CacheKeyTest < ActiveSupport::TestCase def test_entry_legacy_optional_ivars legacy = Class.new(ActiveSupport::Cache::Entry) do def initialize(value, options = {}) @value = value @expires_in = nil @created_at = nil super end end entry = legacy.new "foo" assert_equal "foo", entry.value end def test_expand_cache_key assert_equal "1/2/true", ActiveSupport::Cache.expand_cache_key([1, "2", true]) assert_equal "name/1/2/true", ActiveSupport::Cache.expand_cache_key([1, "2", true], :name) end def test_expand_cache_key_with_rails_cache_id with_env("RAILS_CACHE_ID" => "c99") do assert_equal "c99/foo", ActiveSupport::Cache.expand_cache_key(:foo) assert_equal "c99/foo", ActiveSupport::Cache.expand_cache_key([:foo]) assert_equal "c99/foo/bar", ActiveSupport::Cache.expand_cache_key([:foo, :bar]) assert_equal "nm/c99/foo", ActiveSupport::Cache.expand_cache_key(:foo, :nm) assert_equal "nm/c99/foo", ActiveSupport::Cache.expand_cache_key([:foo], :nm) assert_equal "nm/c99/foo/bar", ActiveSupport::Cache.expand_cache_key([:foo, :bar], :nm) end end def test_expand_cache_key_with_rails_app_version with_env("RAILS_APP_VERSION" => "rails3") do assert_equal "rails3/foo", ActiveSupport::Cache.expand_cache_key(:foo) end end def test_expand_cache_key_rails_cache_id_should_win_over_rails_app_version with_env("RAILS_CACHE_ID" => "c99", "RAILS_APP_VERSION" => "rails3") do assert_equal "c99/foo", ActiveSupport::Cache.expand_cache_key(:foo) end end def test_expand_cache_key_respond_to_cache_key key = "foo" def key.cache_key :foo_key end assert_equal "foo_key", ActiveSupport::Cache.expand_cache_key(key) end def test_expand_cache_key_array_with_something_that_responds_to_cache_key key = "foo" def key.cache_key :foo_key end assert_equal "foo_key", ActiveSupport::Cache.expand_cache_key([key]) end def test_expand_cache_key_of_nil assert_equal "", ActiveSupport::Cache.expand_cache_key(nil) end def test_expand_cache_key_of_false assert_equal "false", ActiveSupport::Cache.expand_cache_key(false) end def test_expand_cache_key_of_true assert_equal "true", ActiveSupport::Cache.expand_cache_key(true) end def test_expand_cache_key_of_array_like_object assert_equal "foo/bar/baz", ActiveSupport::Cache.expand_cache_key(%w{foo bar baz}.to_enum) end private def with_env(kv) old_values = {} kv.each { |key, value| old_values[key], ENV[key] = ENV[key], value } yield ensure old_values.each { |key, value| ENV[key] = value } end end