[BE] 차트데이터의 서비스 로직의 모든 단위테스트 및 리펙토링 추가 #114
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검증을 추가해서 NUll로 들어온다면 NPE를 발생시키게 수정했습니다.
caniro
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Jun 1, 2025
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와 리팩토링이랑 테스트 많이 하셨네요 ㅋㅋ 고생하셨습니다 ㅠㅠ
| if (yesterdayLastTrade == null) { | ||
| log.debug("전일 거래 데이터가 없습니다: {}", ticker); | ||
| return new PrevRateDto(ticker, 0.0, currentTrade.getPrice(), 0.0, LocalDateTime.now()); | ||
| return new PrevRateDto(ticker, 0.0, currentTrade.getPrice(), 0.0, currentTime); |
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시간 주입받는 식으로 변경하셨네요 ㅋㅋ 실행력 굿,,
| private void setField(Object target, String fieldName, Object value) throws Exception { | ||
| java.lang.reflect.Field field = Trade.class.getDeclaredField(fieldName); | ||
| field.setAccessible(true); | ||
| field.set(target, value); |
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혹시 리플렉션 쓰신 이유가 있으신가요??
이렇게 필드를 설정하면 나중에 필드명 변경하거나 했을 때, 미리 찾을 수 없을 것 같아서요
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private 필드로 생성을 해서 테스트에서 접근할려면 리플렉션으로 접근하는게 좋을 것 같아서 구현했는데
찾아보니 안티패턴이 될 수도 있기때문에 지양한다고 하네요ㅠㅠ
다시 수정하고 올리겠습니다!
리뷰 감사합니다
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리플렉션 코드 삭제하고 기본 생성자를 통해 생성했습니다
Junh-b
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Jun 2, 2025
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전반적으로 validation logic이 꼼꼼하게 추가되었네요.
많은 양의 테스트 작성하신 것도 잘 보았습니다.
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아까 남길려고 했는데 저도 리플렉션 썻는데 코멘트 보고 후다닥 바꿨습니다. |
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