require "cases/helper" module ActiveRecord class CacheKeyTest < ActiveRecord::TestCase self.use_transactional_tests = false class CacheMe < ActiveRecord::Base self.cache_versioning = false end class CacheMeWithVersion < ActiveRecord::Base self.cache_versioning = true end setup do @connection = ActiveRecord::Base.connection @connection.create_table(:cache_mes, force: true) { |t| t.timestamps } @connection.create_table(:cache_me_with_versions, force: true) { |t| t.timestamps } end teardown do @connection.drop_table :cache_mes, if_exists: true @connection.drop_table :cache_me_with_versions, if_exists: true end test "cache_key format is not too precise" do record = CacheMe.create key = record.cache_key assert_equal key, record.reload.cache_key end test "cache_key has no version when versioning is on" do record = CacheMeWithVersion.create assert_equal "active_record/cache_key_test/cache_me_with_versions/#{record.id}", record.cache_key end test "cache_version is only there when versioning is on" do assert CacheMeWithVersion.create.cache_version.present? assert_not CacheMe.create.cache_version.present? end test "cache_key_with_version always has both key and version" do r1 = CacheMeWithVersion.create assert_equal "active_record/cache_key_test/cache_me_with_versions/#{r1.id}-#{r1.updated_at.to_s(:usec)}", r1.cache_key_with_version r2 = CacheMe.create assert_equal "active_record/cache_key_test/cache_mes/#{r2.id}-#{r2.updated_at.to_s(:usec)}", r2.cache_key_with_version end end end