public function testGetTaskByDescriptionThrowsExceptionWhenTaskNotFound()
 {
     $task = new Task("Task day.");
     $this->workingDay->addTask($task);
     $this->setExpectedException('JGimeno\\TaskReporter\\Domain\\Exception\\DomainException');
     $this->workingDay->getTaskByDescription(new TaskDescription("No task."));
 }