public function testDeleteMood()
 {
     $moodTable = new MoodListModel();
     $numBefore = $moodTable->getField('count(*)');
     $mood = $moodTable->find();
     $moodTable->deleteById($mood['id']);
     $numAfter = $moodTable->getField('count(*)');
     $this->assertTrue($numBefore - $numAfter == 1);
 }
 public function testDeleteMoodTakePraise()
 {
     $moodTable = new MoodListModel();
     $map['content'] = '我是力士';
     $mood = $moodTable->where($map)->find();
     $moodTable->deleteById($mood['id']);
     $findMood['id'] = $mood['id'];
     $praiseTable = new PraiseMoodModel();
     $findPraise['mood_id'] = $mood['id'];
     $noExistMood = $moodTable->where($findMood)->find();
     $noExistPraise = $praiseTable->where($findPraise)->find();
     $this->assertTrue($noExistPraise === null && $noExistMood === null);
 }