description = $description; $journal->save(); // fire the action: $ruleAction = new RuleAction; $ruleAction->action_value = $prepend; $action = new PrependDescription($ruleAction); $result = $action->act($journal); $this->assertTrue($result); $journal = TransactionJournal::find(7); // assert result $this->assertEquals($prepend.$description, $journal->description); } }