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# File activerecord/lib/active_record/fixtures.rb, line 833 def setup_fixtures return unless !ActiveRecord::Base.configurations.blank? if pre_loaded_fixtures && !use_transactional_fixtures raise RuntimeError, 'pre_loaded_fixtures requires use_transactional_fixtures' end @fixture_cache = {} @fixture_connections = [] @@already_loaded_fixtures ||= {} # Load fixtures once and begin transaction. if run_in_transaction? if @@already_loaded_fixtures[self.class] @loaded_fixtures = @@already_loaded_fixtures[self.class] else @loaded_fixtures = load_fixtures @@already_loaded_fixtures[self.class] = @loaded_fixtures end @fixture_connections = enlist_fixture_connections @fixture_connections.each do |connection| connection.increment_open_transactions connection.transaction_joinable = false connection.begin_db_transaction end # Load fixtures for every test. else ActiveRecord::Fixtures.reset_cache @@already_loaded_fixtures[self.class] = nil @loaded_fixtures = load_fixtures end # Instantiate fixtures for every test if requested. instantiate_fixtures if use_instantiated_fixtures end
# File activerecord/lib/active_record/fixtures.rb, line 869 def teardown_fixtures return unless defined?(ActiveRecord) && !ActiveRecord::Base.configurations.blank? unless run_in_transaction? ActiveRecord::Fixtures.reset_cache end # Rollback changes if a transaction is active. if run_in_transaction? @fixture_connections.each do |connection| if connection.open_transactions != 0 connection.rollback_db_transaction connection.decrement_open_transactions end end @fixture_connections.clear end ActiveRecord::Base.clear_active_connections! end