From 032377587f8614114766a5039c18b87a8bc581cd Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Wed, 11 Feb 2026 14:19:09 +0900
Subject: [PATCH 01/20] =?UTF-8?q?feat:=20QnaSetIntegrationTest=20=EC=83=9D?=
 =?UTF-8?q?=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/prompt/star_analysis_header.txt       | 48 +++++++++++++++++++
 backend/prompt/star_analysis_tail.txt         | 12 +++++
 .../qnaset/QnaSetIntegrationTest.java         |  6 +++
 3 files changed, 66 insertions(+)
 create mode 100644 backend/prompt/star_analysis_header.txt
 create mode 100644 backend/prompt/star_analysis_tail.txt
 create mode 100644 backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java

diff --git a/backend/prompt/star_analysis_header.txt b/backend/prompt/star_analysis_header.txt
new file mode 100644
index 000000000..6e0f06037
--- /dev/null
+++ b/backend/prompt/star_analysis_header.txt
@@ -0,0 +1,48 @@
+너는 면접 답변을 구조적으로 분석하는 도우미다.
+답변의 좋고 나쁨을 평가하거나 점수화하지 말고,
+STAR 기법 기준으로 구조적 요소의 포함 수준만 판단하라.
+
+STAR 정의는 다음과 같다:
+
+- Situation (S): 상황, 배경, 문제 발생 맥락
+  → 언제, 어떤 환경에서, 어떤 문제가 발생했는지가 제3자가 이해 가능해야 한다.
+
+- Task (T): 당시 본인의 역할, 책임, 해결해야 했던 과제
+  → 팀이 아닌 ‘본인’에게 주어진 역할이나 책임이 명확히 드러나야 한다.
+
+- Action (A): 본인이 실제로 수행한 구체적인 행동
+  → 단순 참여가 아니라, 무엇을 어떻게 했는지가 드러나야 한다.
+
+- Result (R): 행동의 결과, 성과, 변화 또는 배운 점
+  → 수치, 전후 비교, 명확한 변화 중 하나 이상이 포함되어야 한다.
+
+---
+
+각 요소는 아래 3단계 중 하나로 판단한다:
+
+- "PRESENT"
+  → 해당 요소가 명시적으로 언급되었고,
+    내용이 구체적이며 제3자가 읽어도 충분히 이해 가능하다.
+
+- "INSUFFICIENT"
+  → 요소가 언급되었으나,
+    추상적이거나 설명이 짧아 맥락·행동·결과가 충분히 드러나지 않는다.
+
+- "ABSENT"
+  → 해당 요소에 대한 언급이 전혀 없다.
+
+---
+
+판단 시 공통 규칙:
+
+- 암시적 언급은 반드시 "INSUFFICIENT"으로 판단한다.
+- 역할, 행동, 결과가 불명확한 경우 "PRESENT"으로 판단하지 마라.
+- 단순한 표현
+  (예: “회의를 진행했다”, “문제가 줄었다”, “잘 마무리되었다”)는
+  구체적 설명이 없을 경우 반드시 "INSUFFICIENT"이다.
+- 판단이 애매한 경우에는 반드시 "INSUFFICIENT"으로 판단하라.
+- 평가, 점수화, 조언은 하지 말고 구조적 판단만 수행한다.
+
+---
+
+아래 면접 답변을 STAR 기준으로 분석하라.
\ No newline at end of file
diff --git a/backend/prompt/star_analysis_tail.txt b/backend/prompt/star_analysis_tail.txt
new file mode 100644
index 000000000..25d3e09db
--- /dev/null
+++ b/backend/prompt/star_analysis_tail.txt
@@ -0,0 +1,12 @@
+---
+
+반드시 아래 JSON 형식으로만 출력하라.
+JSON 외의 텍스트는 절대 출력하지 마라.
+
+{
+  "S": "PRESENT | INSUFFICIENT | ABSENT",
+  "T": "PRESENT | INSUFFICIENT | ABSENT",
+  "A": "PRESENT | INSUFFICIENT | ABSENT",
+  "R": "PRESENT | INSUFFICIENT | ABSENT",
+  "overall_summary": "string"
+}
\ No newline at end of file
diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
new file mode 100644
index 000000000..a0ea61ad0
--- /dev/null
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -0,0 +1,6 @@
+package com.shyashyashya.refit.integration.qnaset;
+
+import com.shyashyashya.refit.core.IntegrationTest;
+
+public class QnaSetIntegrationTest extends IntegrationTest {
+}

From 69fb4cd10d215d470f42a3962719af515de0122c Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 09:11:36 +0900
Subject: [PATCH 02/20] =?UTF-8?q?test:=20=EC=A7=88=EB=8B=B5=5F=EC=84=B8?=
 =?UTF-8?q?=ED=8A=B8=5F=EC=83=9D=EC=84=B1=EC=97=90=5F=EC=84=B1=EA=B3=B5?=
 =?UTF-8?q?=ED=95=9C=EB=8B=A4=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../qnaset/QnaSetIntegrationTest.java         | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index a0ea61ad0..761afebcd 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -1,6 +1,73 @@
 package com.shyashyashya.refit.integration.qnaset;
 
+import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
+import static io.restassured.RestAssured.given;
+import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.notNullValue;
+
 import com.shyashyashya.refit.core.IntegrationTest;
+import com.shyashyashya.refit.domain.interview.dto.request.InterviewCreateRequest;
+import com.shyashyashya.refit.domain.interview.dto.request.QnaSetCreateRequest;
+import com.shyashyashya.refit.domain.interview.model.Interview;
+import com.shyashyashya.refit.domain.interview.model.InterviewType;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+
+import java.time.LocalDateTime;
 
 public class QnaSetIntegrationTest extends IntegrationTest {
+
+    @Nested
+    class 질답_세트_생성_시 {
+
+        @Test
+        void 질답_세트_생성에_성공한다() {
+            // given
+             InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
+                                LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview interview1 = createInterview(interviewCreateRequest);
+            QnaSetCreateRequest request = new QnaSetCreateRequest("test question text", "test answer text");
+
+            // when & then
+            given(spec)
+                    .body(request)
+            .when()
+                    .post("/interview/" + interview1.getId() + "/qna-set")
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", notNullValue())
+                    .body("result.qnaSetId", notNullValue());
+        }
+
+    }
+
+//    @Nested
+//    class 어려웠던_질문_마킹_해제_시 {
+//
+//        private static final String path = "/qna-set";
+//        private Long qnaSetId;
+//
+//        @BeforeEach
+//        void setUp() {
+//
+//        }
+//
+//        @Test
+//        void 어려웠던_질문_마킹에_성공한다() {
+//            // given
+//
+//
+//            // when & then
+//            given(spec).
+//            when().
+//                    patch(path + "/" + qnaSetId).
+//            then().
+//                    statusCode(200).
+//                    body("code", equalTo(COMMON200.name())).
+//                    body("message", equalTo(COMMON200.getMessage())).
+//                    body("result", nullValue());
+//        }
+//    }
 }

From 19674de49a0cc996113c9e6efa60a90caea60667 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 09:12:41 +0900
Subject: [PATCH 03/20] =?UTF-8?q?feat:=20=EC=A7=88=EB=8B=B5=20=EC=84=B8?=
 =?UTF-8?q?=ED=8A=B8=20=EC=83=9D=EC=84=B1=20=EC=8B=9C=20interview=EA=B0=80?=
 =?UTF-8?q?=20qnaSetDraft=20=EC=83=81=ED=83=9C=EC=9D=B8=EC=A7=80=20?=
 =?UTF-8?q?=EA=B2=80=EC=A6=9D=20=EB=A1=9C=EC=A7=81=20=EC=B6=94=EA=B0=80=20?=
 =?UTF-8?q?:=20=E2=82=A9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/domain/interview/service/InterviewService.java         | 1 +
 1 file changed, 1 insertion(+)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/interview/service/InterviewService.java b/backend/src/main/java/com/shyashyashya/refit/domain/interview/service/InterviewService.java
index cbf804171..c69b72198 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/interview/service/InterviewService.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/interview/service/InterviewService.java
@@ -217,6 +217,7 @@ public QnaSetCreateResponse createQnaSet(Long interviewId, QnaSetCreateRequest r
         Interview interview =
                 interviewRepository.findById(interviewId).orElseThrow(() -> new CustomException(INTERVIEW_NOT_FOUND));
         interviewValidator.validateInterviewOwner(interview, requestUser);
+        interviewValidator.validateInterviewReviewStatusQnaSetDraft(interview);
 
         QnaSet createdQnaSet = qnaSetRepository.save(
                 QnaSet.create(request.questionText(), request.answerText(), false, interview, null));

From 90c60c3e9a680bfdf8c50aa04a70098df4cdfad6 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 09:26:48 +0900
Subject: [PATCH 04/20] =?UTF-8?q?test:=20=EC=9D=B8=ED=84=B0=EB=B7=B0=20?=
 =?UTF-8?q?=EC=83=81=ED=83=9C=EC=97=90=20=EA=B2=80=EC=A6=9D=20=EC=B6=94?=
 =?UTF-8?q?=EA=B0=80=EB=A1=9C=20=ED=85=8C=EC=8A=A4=ED=8A=B8=20=EB=A1=9C?=
 =?UTF-8?q?=EC=A7=81=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../integration/qnaset/QnaSetIntegrationTest.java     | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 761afebcd..062f92919 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -3,6 +3,7 @@
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.in;
 import static org.hamcrest.Matchers.notNullValue;
 
 import com.shyashyashya.refit.core.IntegrationTest;
@@ -10,22 +11,30 @@
 import com.shyashyashya.refit.domain.interview.dto.request.QnaSetCreateRequest;
 import com.shyashyashya.refit.domain.interview.model.Interview;
 import com.shyashyashya.refit.domain.interview.model.InterviewType;
+import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
 
 import java.time.LocalDateTime;
 
 public class QnaSetIntegrationTest extends IntegrationTest {
 
+    @Autowired
+    private InterviewRepository interviewRepository;
+
     @Nested
     class 질답_세트_생성_시 {
 
         @Test
-        void 질답_세트_생성에_성공한다() {
+        void 인터뷰가_QNA_SET_DRAFT_상태이면_질답_세트_생성에_성공한다() {
             // given
              InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
                                 LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
             Interview interview1 = createInterview(interviewCreateRequest);
+            interview1.startLogging();
+            interview1.completeLogging();
+            interviewRepository.save(interview1);
             QnaSetCreateRequest request = new QnaSetCreateRequest("test question text", "test answer text");
 
             // when & then

From 0fd411bd3834553305339b95670e2280e7a37ca4 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 09:59:35 +0900
Subject: [PATCH 05/20] =?UTF-8?q?chore:=20=ED=94=84=EB=A1=AC=ED=94=84?=
 =?UTF-8?q?=ED=8A=B8=20=ED=8C=8C=EC=9D=BC=20=EC=82=AD=EC=A0=9C?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 backend/prompt/star_analysis_header.txt | 48 -------------------------
 backend/prompt/star_analysis_tail.txt   | 12 -------
 2 files changed, 60 deletions(-)
 delete mode 100644 backend/prompt/star_analysis_header.txt
 delete mode 100644 backend/prompt/star_analysis_tail.txt

diff --git a/backend/prompt/star_analysis_header.txt b/backend/prompt/star_analysis_header.txt
deleted file mode 100644
index 6e0f06037..000000000
--- a/backend/prompt/star_analysis_header.txt
+++ /dev/null
@@ -1,48 +0,0 @@
-너는 면접 답변을 구조적으로 분석하는 도우미다.
-답변의 좋고 나쁨을 평가하거나 점수화하지 말고,
-STAR 기법 기준으로 구조적 요소의 포함 수준만 판단하라.
-
-STAR 정의는 다음과 같다:
-
-- Situation (S): 상황, 배경, 문제 발생 맥락
-  → 언제, 어떤 환경에서, 어떤 문제가 발생했는지가 제3자가 이해 가능해야 한다.
-
-- Task (T): 당시 본인의 역할, 책임, 해결해야 했던 과제
-  → 팀이 아닌 ‘본인’에게 주어진 역할이나 책임이 명확히 드러나야 한다.
-
-- Action (A): 본인이 실제로 수행한 구체적인 행동
-  → 단순 참여가 아니라, 무엇을 어떻게 했는지가 드러나야 한다.
-
-- Result (R): 행동의 결과, 성과, 변화 또는 배운 점
-  → 수치, 전후 비교, 명확한 변화 중 하나 이상이 포함되어야 한다.
-
----
-
-각 요소는 아래 3단계 중 하나로 판단한다:
-
-- "PRESENT"
-  → 해당 요소가 명시적으로 언급되었고,
-    내용이 구체적이며 제3자가 읽어도 충분히 이해 가능하다.
-
-- "INSUFFICIENT"
-  → 요소가 언급되었으나,
-    추상적이거나 설명이 짧아 맥락·행동·결과가 충분히 드러나지 않는다.
-
-- "ABSENT"
-  → 해당 요소에 대한 언급이 전혀 없다.
-
----
-
-판단 시 공통 규칙:
-
-- 암시적 언급은 반드시 "INSUFFICIENT"으로 판단한다.
-- 역할, 행동, 결과가 불명확한 경우 "PRESENT"으로 판단하지 마라.
-- 단순한 표현
-  (예: “회의를 진행했다”, “문제가 줄었다”, “잘 마무리되었다”)는
-  구체적 설명이 없을 경우 반드시 "INSUFFICIENT"이다.
-- 판단이 애매한 경우에는 반드시 "INSUFFICIENT"으로 판단하라.
-- 평가, 점수화, 조언은 하지 말고 구조적 판단만 수행한다.
-
----
-
-아래 면접 답변을 STAR 기준으로 분석하라.
\ No newline at end of file
diff --git a/backend/prompt/star_analysis_tail.txt b/backend/prompt/star_analysis_tail.txt
deleted file mode 100644
index 25d3e09db..000000000
--- a/backend/prompt/star_analysis_tail.txt
+++ /dev/null
@@ -1,12 +0,0 @@
----
-
-반드시 아래 JSON 형식으로만 출력하라.
-JSON 외의 텍스트는 절대 출력하지 마라.
-
-{
-  "S": "PRESENT | INSUFFICIENT | ABSENT",
-  "T": "PRESENT | INSUFFICIENT | ABSENT",
-  "A": "PRESENT | INSUFFICIENT | ABSENT",
-  "R": "PRESENT | INSUFFICIENT | ABSENT",
-  "overall_summary": "string"
-}
\ No newline at end of file

From c2c6785fd131db0a4f6d9c64d639e50ff201b689 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 11:00:51 +0900
Subject: [PATCH 06/20] =?UTF-8?q?test:=20=EC=96=B4=EB=A0=A4=EC=9B=A0?=
 =?UTF-8?q?=EB=8D=98=20=EC=A7=88=EB=AC=B8=20=EB=A7=88=ED=82=B9=20=EB=93=B1?=
 =?UTF-8?q?=EB=A1=9D/=ED=95=B4=EC=A0=9C=20=ED=85=8C=EC=8A=A4=ED=8A=B8=20?=
 =?UTF-8?q?=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/core/IntegrationTest.java           | 17 ++++
 .../qnaset/QnaSetIntegrationTest.java         | 97 +++++++++++++------
 2 files changed, 87 insertions(+), 27 deletions(-)

diff --git a/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
index 1bc7783e4..743366ca9 100644
--- a/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
@@ -7,10 +7,13 @@
 import com.shyashyashya.refit.domain.industry.model.Industry;
 import com.shyashyashya.refit.domain.industry.repository.IndustryRepository;
 import com.shyashyashya.refit.domain.interview.dto.request.InterviewCreateRequest;
+import com.shyashyashya.refit.domain.interview.dto.request.QnaSetCreateRequest;
 import com.shyashyashya.refit.domain.interview.model.Interview;
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
 import com.shyashyashya.refit.domain.jobcategory.model.JobCategory;
 import com.shyashyashya.refit.domain.jobcategory.repository.JobCategoryRepository;
+import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
+import com.shyashyashya.refit.domain.qnaset.repository.QnaSetRepository;
 import com.shyashyashya.refit.domain.user.model.User;
 import com.shyashyashya.refit.domain.user.repository.UserRepository;
 import com.shyashyashya.refit.global.auth.service.JwtEncoder;
@@ -78,6 +81,8 @@ public abstract class IntegrationTest {
 
     @Autowired
     private CompanyRepository companyRepository;
+    @Autowired
+    private QnaSetRepository qnaSetRepository;
 
     @BeforeEach
     void restAssuredSetUp() {
@@ -161,4 +166,16 @@ protected Company createCompany(String companyName) {
         Company company = Company.create(companyName, "logo.url", true);
         return companyRepository.save(company);
     }
+
+    protected QnaSet createQnaSet(QnaSetCreateRequest request, Interview interview, boolean isMarkedDifficult) {
+        QnaSet qnaSet = QnaSet.create(
+                request.questionText(),
+                request.answerText(),
+                isMarkedDifficult,
+                interview,
+                null
+        );
+
+        return qnaSetRepository.save(qnaSet);
+    }
 }
diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 062f92919..cd9eb1531 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -1,10 +1,12 @@
 package com.shyashyashya.refit.integration.qnaset;
 
+import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.in;
 import static org.hamcrest.Matchers.notNullValue;
+import static org.hamcrest.Matchers.nullValue;
 
 import com.shyashyashya.refit.core.IntegrationTest;
 import com.shyashyashya.refit.domain.interview.dto.request.InterviewCreateRequest;
@@ -12,6 +14,8 @@
 import com.shyashyashya.refit.domain.interview.model.Interview;
 import com.shyashyashya.refit.domain.interview.model.InterviewType;
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
+import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -50,33 +54,72 @@ class 질답_세트_생성_시 {
                     .body("result.qnaSetId", notNullValue());
         }
 
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태가_아니라면_질답_세트_생성에_성공한다() {
+            // given
+            InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview interview1 = createInterview(interviewCreateRequest);
+            QnaSetCreateRequest request = new QnaSetCreateRequest("test question text", "test answer text");
+
+            // when & then
+            given(spec)
+                    .body(request)
+                    .when()
+                    .post("/interview/" + interview1.getId() + "/qna-set")
+                    .then()
+                    .statusCode(400)
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.getMessage()))
+                    .body("result", nullValue());
+        }
     }
 
-//    @Nested
-//    class 어려웠던_질문_마킹_해제_시 {
-//
-//        private static final String path = "/qna-set";
-//        private Long qnaSetId;
-//
-//        @BeforeEach
-//        void setUp() {
-//
-//        }
-//
-//        @Test
-//        void 어려웠던_질문_마킹에_성공한다() {
-//            // given
-//
-//
-//            // when & then
-//            given(spec).
-//            when().
-//                    patch(path + "/" + qnaSetId).
-//            then().
-//                    statusCode(200).
-//                    body("code", equalTo(COMMON200.name())).
-//                    body("message", equalTo(COMMON200.getMessage())).
-//                    body("result", nullValue());
-//        }
-//    }
+    @Nested
+    class 어려웠던_질문_마킹_시 {
+
+        private Interview interview;
+        private Long qnaSetId;
+
+        @BeforeEach
+        void setUp() {
+            InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            interview = createInterview(interviewCreateRequest);
+
+            QnaSetCreateRequest qnaSetCreateRequest = new QnaSetCreateRequest ("test qqq text", "test aaa text");
+            QnaSet qnaSet = createQnaSet(qnaSetCreateRequest, interview, false);
+            qnaSetId = qnaSet.getId();
+        }
+
+        @Test
+        void 어려웠던_질문_마킹에_성공한다() {
+            // given
+
+            // when & then
+            given(spec).
+            when().
+                    patch("/qna-set/" + qnaSetId + "/difficult/mark").
+            then().
+                    statusCode(200).
+                    body("code", equalTo(COMMON200.name())).
+                    body("message", equalTo(COMMON200.getMessage())).
+                    body("result", nullValue());
+        }
+
+        @Test
+        void 어려웠던_질문_마킹_해제에_성공한다() {
+            // given
+
+            // when & then
+            given(spec).
+            when().
+                    patch("/qna-set/" + qnaSetId + "/difficult/unmark").
+            then().
+                    statusCode(200).
+                    body("code", equalTo(COMMON200.name())).
+                    body("message", equalTo(COMMON200.getMessage())).
+                    body("result", nullValue());
+        }
+    }
 }

From 3176285ddc12ec1324579d90d8311be7091280bd Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 11:37:17 +0900
Subject: [PATCH 07/20] =?UTF-8?q?feat:=20=EC=9D=B8=ED=84=B0=EB=B7=B0=20?=
 =?UTF-8?q?=EC=83=81=ED=83=9C=20=EA=B2=80=EC=A6=9D=20=EB=A1=9C=EC=A7=81=20?=
 =?UTF-8?q?=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../shyashyashya/refit/domain/qnaset/api/QnaSetController.java   | 1 -
 .../shyashyashya/refit/domain/qnaset/service/QnaSetService.java  | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
index c1f691c6e..dce062659 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
@@ -74,7 +74,6 @@ public ResponseEntity<ApiResponse<Void>> unmarkDifficultQuestion(@PathVariable L
     @PutMapping("/{qnaSetId}")
     public ResponseEntity<ApiResponse<Void>> updateQnaSet(
             @PathVariable Long qnaSetId, @Valid @RequestBody QnaSetUpdateRequest request) {
-        // TODO : 질문 답변 내용 수정이 '기록중' 상태에서만 가능하도록 검증 추가
         qnaSetService.updateQnaSet(qnaSetId, request);
         var response = ApiResponse.success(COMMON200);
         return ResponseEntity.ok(response);
diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
index 4a0f4859d..82e2f25cc 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
@@ -76,6 +76,7 @@ public void unmarkDifficultQuestion(Long qnaSetId) {
     @Transactional
     public void updateQnaSet(Long qnaSetId, QnaSetUpdateRequest request) {
         QnaSet qnaSet = getValidatedQnaSet(qnaSetId);
+        interviewValidator.validateInterviewReviewStatusQnaSetDraft(qnaSet.getInterview());
         qnaSet.updateQuestionText(request.questionText());
         qnaSet.updateAnswerText(request.answerText());
         updateOrCreateSelfReview(qnaSet, request.selfReviewText());

From 572fdaea4732e470868e37dcef896dbe67ce6d0b Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 11:37:40 +0900
Subject: [PATCH 08/20] =?UTF-8?q?test:=20=EC=A7=88=EB=8B=B5=20=EC=84=B8?=
 =?UTF-8?q?=ED=8A=B8=20=EC=88=98=EC=A0=95=20=ED=85=8C=EC=8A=A4=ED=8A=B8=20?=
 =?UTF-8?q?=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../qnaset/QnaSetIntegrationTest.java         | 77 ++++++++++++++++++-
 1 file changed, 73 insertions(+), 4 deletions(-)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index cd9eb1531..496f073df 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -14,6 +14,7 @@
 import com.shyashyashya.refit.domain.interview.model.Interview;
 import com.shyashyashya.refit.domain.interview.model.InterviewType;
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
+import com.shyashyashya.refit.domain.qnaset.dto.request.QnaSetUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
@@ -83,10 +84,10 @@ class 어려웠던_질문_마킹_시 {
 
         @BeforeEach
         void setUp() {
-            InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
-                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
-            interview = createInterview(interviewCreateRequest);
-
+            interview = createInterview(
+                    new InterviewCreateRequest(
+                            LocalDateTime.of(2023, 1, 10, 10, 0, 0), InterviewType.FIRST, company1.getName(), industry1.getId(), jobCategory1.getId(), "Developer"
+                    ));
             QnaSetCreateRequest qnaSetCreateRequest = new QnaSetCreateRequest ("test qqq text", "test aaa text");
             QnaSet qnaSet = createQnaSet(qnaSetCreateRequest, interview, false);
             qnaSetId = qnaSet.getId();
@@ -122,4 +123,72 @@ void setUp() {
                     body("result", nullValue());
         }
     }
+
+    @Nested
+    class 질답_세트_수정_시 {
+
+        private Interview qnaSetDraftInterview;
+        private Interview debriefCompletedInterview;
+        private QnaSet qnaSetDraftQnaSet;
+        private QnaSet debriefCompletedQnaSet;
+
+        @BeforeEach
+        void setUp() {
+            InterviewCreateRequest interviewCreateRequest1 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            qnaSetDraftInterview = createInterview(interviewCreateRequest1);
+            qnaSetDraftInterview.startLogging();
+            qnaSetDraftInterview.completeLogging();
+            interviewRepository.save(qnaSetDraftInterview);
+
+            InterviewCreateRequest interviewCreateRequest2 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            debriefCompletedInterview = createInterview(interviewCreateRequest2);
+            debriefCompletedInterview.startLogging();
+            debriefCompletedInterview.completeLogging();
+            debriefCompletedInterview.completeQnaSetDraft();
+            debriefCompletedInterview.completeReview();
+            interviewRepository.save(debriefCompletedInterview);
+
+            QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
+            qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+
+            QnaSetCreateRequest qnaSetCreateRequest2 = new QnaSetCreateRequest("test question text", "test answer text");
+            debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태이면_질답_세트_수정에_성공한다() {
+            // given
+            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("update question", "update answer", null);
+
+            // when & then
+            given(spec)
+                    .body(qnaSetUpdateRequest)
+            .when()
+                    .put("/qna-set/" + qnaSetDraftQnaSet.getId())
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", nullValue());
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태가_아니라면_질답_세트_수정에_실패한다() {
+            // given
+            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("update question", "update answer", null);
+
+            // when & then
+            given(spec)
+                    .body(qnaSetUpdateRequest)
+            .when()
+                    .put("/qna-set/" + debriefCompletedQnaSet.getId())
+            .then()
+                    .statusCode(400)
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.getMessage()))
+                    .body("result", nullValue());
+        }
+    }
 }

From 5e187144dc04e4d687a3a55e5b0aaeb1fd9208f2 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 11:54:19 +0900
Subject: [PATCH 09/20] =?UTF-8?q?test:=20=EB=A9=B4=EC=A0=91=20=EC=83=9D?=
 =?UTF-8?q?=EC=84=B1=EC=9D=84=20=EB=A9=94=EC=86=8C=EB=93=9C=20=EC=82=AC?=
 =?UTF-8?q?=EC=9A=A9=ED=95=98=EC=97=AC=20=EA=B0=84=EC=86=8C=ED=99=94?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../domain/qnaset/service/QnaSetService.java  |  2 +-
 .../qnaset/QnaSetIntegrationTest.java         | 35 ++++++-------------
 2 files changed, 12 insertions(+), 25 deletions(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
index 42a41e138..3c57790cd 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
@@ -75,7 +75,7 @@ public void unmarkDifficultQuestion(Long qnaSetId) {
     @Transactional
     public void updateQnaSet(Long qnaSetId, QnaSetUpdateRequest request) {
         QnaSet qnaSet = getValidatedQnaSet(qnaSetId);
-        interviewValidator.validateInterviewReviewStatusQnaSetDraft(qnaSet.getInterview());
+        interviewValidator.validateInterviewReviewStatus(qnaSet.getInterview(), InterviewReviewStatus.QNA_SET_DRAFT);
         qnaSet.updateQuestionText(request.questionText());
         qnaSet.updateAnswerText(request.answerText());
         updateOrCreateSelfReview(qnaSet, request.selfReviewText());
diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index efc2d3a2a..abcb285ae 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -1,10 +1,9 @@
 package com.shyashyashya.refit.integration.qnaset;
 
-import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT;
+import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.equalTo;
-import static org.hamcrest.Matchers.in;
 import static org.hamcrest.Matchers.notNullValue;
 import static org.hamcrest.Matchers.nullValue;
 
@@ -12,6 +11,7 @@
 import com.shyashyashya.refit.domain.interview.dto.request.InterviewCreateRequest;
 import com.shyashyashya.refit.domain.interview.dto.request.QnaSetCreateRequest;
 import com.shyashyashya.refit.domain.interview.model.Interview;
+import com.shyashyashya.refit.domain.interview.model.InterviewReviewStatus;
 import com.shyashyashya.refit.domain.interview.model.InterviewType;
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
 import com.shyashyashya.refit.domain.qnaset.dto.request.QnaSetUpdateRequest;
@@ -36,10 +36,7 @@ class 질답_세트_생성_시 {
             // given
              InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
                                 LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
-            Interview interview1 = createInterview(interviewCreateRequest);
-            interview1.startLogging();
-            interview1.completeLogging();
-            interviewRepository.save(interview1);
+            Interview interview1 = createAndSaveInterview(interviewCreateRequest, InterviewReviewStatus.QNA_SET_DRAFT);
             QnaSetCreateRequest request = new QnaSetCreateRequest("test question text", "test answer text");
 
             // when & then
@@ -60,7 +57,7 @@ class 질답_세트_생성_시 {
             // given
             InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
                     LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
-            Interview interview1 = createInterview(interviewCreateRequest);
+            Interview interview1 = createAndSaveInterview(interviewCreateRequest);
             QnaSetCreateRequest request = new QnaSetCreateRequest("test question text", "test answer text");
 
             // when & then
@@ -70,8 +67,8 @@ class 질답_세트_생성_시 {
                     .post("/interview/" + interview1.getId() + "/qna-set")
                     .then()
                     .statusCode(400)
-                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.name()))
-                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.getMessage()))
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
                     .body("result", nullValue());
         }
     }
@@ -84,7 +81,7 @@ class 어려웠던_질문_마킹_시 {
 
         @BeforeEach
         void setUp() {
-            interview = createInterview(
+            interview = createAndSaveInterview(
                     new InterviewCreateRequest(
                             LocalDateTime.of(2023, 1, 10, 10, 0, 0), InterviewType.FIRST, company1.getName(), industry1.getId(), jobCategory1.getId(), "Developer"
                     ));
@@ -127,8 +124,6 @@ void setUp() {
     @Nested
     class 질답_세트_수정_시 {
 
-        private Interview qnaSetDraftInterview;
-        private Interview debriefCompletedInterview;
         private QnaSet qnaSetDraftQnaSet;
         private QnaSet debriefCompletedQnaSet;
 
@@ -136,19 +131,11 @@ class 질답_세트_수정_시 {
         void setUp() {
             InterviewCreateRequest interviewCreateRequest1 = new InterviewCreateRequest(
                     LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
-            qnaSetDraftInterview = createInterview(interviewCreateRequest1);
-            qnaSetDraftInterview.startLogging();
-            qnaSetDraftInterview.completeLogging();
-            interviewRepository.save(qnaSetDraftInterview);
+            Interview qnaSetDraftInterview = createAndSaveInterview(interviewCreateRequest1, InterviewReviewStatus.QNA_SET_DRAFT);
 
             InterviewCreateRequest interviewCreateRequest2 = new InterviewCreateRequest(
                     LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
-            debriefCompletedInterview = createInterview(interviewCreateRequest2);
-            debriefCompletedInterview.startLogging();
-            debriefCompletedInterview.completeLogging();
-            debriefCompletedInterview.completeQnaSetDraft();
-            debriefCompletedInterview.completeReview();
-            interviewRepository.save(debriefCompletedInterview);
+            Interview debriefCompletedInterview = createAndSaveInterview(interviewCreateRequest2, InterviewReviewStatus.DEBRIEF_COMPLETED);
 
             QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
             qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
@@ -203,8 +190,8 @@ void setUp() {
                     .put("/qna-set/" + debriefCompletedQnaSet.getId())
             .then()
                     .statusCode(400)
-                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.name()))
-                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_IS_NOT_QNA_SET_DRAFT.getMessage()))
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
                     .body("result", nullValue());
         }
     }

From 3a67be1bff864db175fc28c840464130ce3c3463 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 11:57:53 +0900
Subject: [PATCH 10/20] =?UTF-8?q?test:=20=EC=A7=88=EB=8B=B5=20=EC=84=B8?=
 =?UTF-8?q?=ED=8A=B8=20=EC=88=98=EC=A0=95=20=ED=85=8C=EC=8A=A4=ED=8A=B8=20?=
 =?UTF-8?q?=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../qnaset/QnaSetIntegrationTest.java         | 55 ++++++++++++++++---
 1 file changed, 46 insertions(+), 9 deletions(-)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index abcb285ae..00f4b3d15 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -1,6 +1,7 @@
 package com.shyashyashya.refit.integration.qnaset;
 
 import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED;
+import static com.shyashyashya.refit.global.exception.ErrorCode.QNA_SET_NOT_FOUND;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.equalTo;
@@ -124,8 +125,8 @@ void setUp() {
     @Nested
     class 질답_세트_수정_시 {
 
-        private QnaSet qnaSetDraftQnaSet;
-        private QnaSet debriefCompletedQnaSet;
+        private Long qnaSetDraftQnaSetId;
+        private Long debriefCompletedQnaSetId;
 
         @BeforeEach
         void setUp() {
@@ -138,22 +139,24 @@ void setUp() {
             Interview debriefCompletedInterview = createAndSaveInterview(interviewCreateRequest2, InterviewReviewStatus.DEBRIEF_COMPLETED);
 
             QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
-            qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+            QnaSet qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+            qnaSetDraftQnaSetId = qnaSetDraftQnaSet.getId();
 
             QnaSetCreateRequest qnaSetCreateRequest2 = new QnaSetCreateRequest("test question text", "test answer text");
-            debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+            QnaSet debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+            debriefCompletedQnaSetId = debriefCompletedQnaSet.getId();
         }
 
         @Test
         void 인터뷰가_QNA_SET_DRAFT_상태이면_질답_세트_수정에_성공한다() {
             // given
-            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("update question", "update answer", null);
+            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("update question", "update answer", "self review self review");
 
             // when & then
             given(spec)
                     .body(qnaSetUpdateRequest)
             .when()
-                    .put("/qna-set/" + qnaSetDraftQnaSet.getId())
+                    .put("/qna-set/" + qnaSetDraftQnaSetId)
             .then()
                     .statusCode(200)
                     .body("code", equalTo(COMMON200.name()))
@@ -162,7 +165,7 @@ void setUp() {
         }
 
         @Test
-        void 수정_요청에_필드가_하나여도_질답_세트_수정에_성공한다() {
+        void 수정_요청에_필드가_하나일_때_질답_세트_수정에_성공한다() {
             // given
             QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("only question text update", null, null);
 
@@ -170,7 +173,7 @@ void setUp() {
             given(spec)
                     .body(qnaSetUpdateRequest)
             .when()
-                    .put("/qna-set/" + qnaSetDraftQnaSet.getId())
+                    .put("/qna-set/" + qnaSetDraftQnaSetId)
             .then()
                     .statusCode(200)
                     .body("code", equalTo(COMMON200.name()))
@@ -178,6 +181,23 @@ void setUp() {
                     .body("result", nullValue());
         }
 
+        @Test
+        void 수정_요청이_빈_문자열일_때_질답_세트_수정에_성공한다() {
+            // given
+            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("", null, "");
+
+            // when & then
+            given(spec)
+                    .body(qnaSetUpdateRequest)
+                    .when()
+                    .put("/qna-set/" + qnaSetDraftQnaSetId)
+                    .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", nullValue());
+        }
+
         @Test
         void 인터뷰가_QNA_SET_DRAFT_상태가_아니라면_질답_세트_수정에_실패한다() {
             // given
@@ -187,12 +207,29 @@ void setUp() {
             given(spec)
                     .body(qnaSetUpdateRequest)
             .when()
-                    .put("/qna-set/" + debriefCompletedQnaSet.getId())
+                    .put("/qna-set/" + debriefCompletedQnaSetId)
             .then()
                     .statusCode(400)
                     .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
                     .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
                     .body("result", nullValue());
         }
+
+        @Test
+        void QNA_SET_이_존재하지_않으면_질답_세트_수정에_실패한다() {
+            // given
+            QnaSetUpdateRequest qnaSetUpdateRequest = new QnaSetUpdateRequest("update question", "update answer", null);
+
+            // when & then
+            given(spec)
+                    .body(qnaSetUpdateRequest)
+                    .when()
+                    .put("/qna-set/" + Long.MAX_VALUE)
+                    .then()
+                    .statusCode(404)
+                    .body("code", equalTo(QNA_SET_NOT_FOUND.name()))
+                    .body("message", equalTo(QNA_SET_NOT_FOUND.getMessage()))
+                    .body("result", nullValue());
+        }
     }
 }

From 6b70636eed6872798b85ec035c262441ff3b5c49 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 12:11:54 +0900
Subject: [PATCH 11/20] =?UTF-8?q?test:=20=EC=A7=88=EB=AC=B8=20=EB=8B=B5?=
 =?UTF-8?q?=EB=B3=80=20=EC=84=B8=ED=8A=B8=20=EC=82=AD=EC=A0=9C=20=ED=85=8C?=
 =?UTF-8?q?=EC=8A=A4=ED=8A=B8=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../qnaset/QnaSetIntegrationTest.java         | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 00f4b3d15..d1124ff34 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -3,6 +3,7 @@
 import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED;
 import static com.shyashyashya.refit.global.exception.ErrorCode.QNA_SET_NOT_FOUND;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
+import static com.shyashyashya.refit.global.model.ResponseCode.COMMON204;
 import static io.restassured.RestAssured.given;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.notNullValue;
@@ -232,4 +233,61 @@ void setUp() {
                     .body("result", nullValue());
         }
     }
+
+    @Nested
+    class 질답_세트_삭제_시 {
+
+        // TODO 반복 코드
+        private Long qnaSetDraftQnaSetId;
+        private Long debriefCompletedQnaSetId;
+
+        @BeforeEach
+        void setUp() {
+            InterviewCreateRequest interviewCreateRequest1 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview qnaSetDraftInterview = createAndSaveInterview(interviewCreateRequest1, InterviewReviewStatus.QNA_SET_DRAFT);
+
+            InterviewCreateRequest interviewCreateRequest2 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview debriefCompletedInterview = createAndSaveInterview(interviewCreateRequest2, InterviewReviewStatus.DEBRIEF_COMPLETED);
+
+            QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+            qnaSetDraftQnaSetId = qnaSetDraftQnaSet.getId();
+
+            QnaSetCreateRequest qnaSetCreateRequest2 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+            debriefCompletedQnaSetId = debriefCompletedQnaSet.getId();
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태이면_질답_세트_삭제에_성공한다() {
+            // given
+
+            // when & then
+            given(spec)
+            .when()
+                    .delete("/qna-set/" + qnaSetDraftQnaSetId)
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON204.name()))
+                    .body("message", equalTo(COMMON204.getMessage()))
+                    .body("result", nullValue());
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태가_아니면_질답_세트_삭제에_실패한다() {
+            // given
+
+            // when & then
+            given(spec)
+            .when()
+                    .delete("/qna-set/" + debriefCompletedQnaSetId)
+            .then()
+                    .statusCode(400)
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
+                    .body("result", nullValue());
+        }
+    }
 }

From 80090dc597dc9e926b982723afab24fa6fdcc39e Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 12:14:20 +0900
Subject: [PATCH 12/20] =?UTF-8?q?docs:=20=ED=95=98=EC=9D=B4=EB=9D=BC?=
 =?UTF-8?q?=EC=9D=B4=ED=8C=85=20=EB=93=B1=EB=A1=9D/=EC=88=98=EC=A0=95=20AP?=
 =?UTF-8?q?I=20swagger=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/domain/qnaset/api/QnaSetController.java             | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
index 8616284fa..df47eeaf1 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
@@ -71,7 +71,7 @@ public ResponseEntity<ApiResponse<Void>> unmarkDifficultQuestion(@PathVariable L
         return ResponseEntity.ok(response);
     }
 
-    @Operation(summary = "지정한 질문 답변 세트의 질문 답변 내용을 수정합니다.", description = "질문 답변 내용 수정은 '기록중' 상태에서만 가능합니다.")
+    @Operation(summary = "지정한 질문 답변 세트의 질문 답변 내용을 수정합니다.", description = "질문 답변 내용 수정은 'QnaSetDraft' 상태에서만 가능합니다.")
     @PutMapping("/{qnaSetId}")
     public ResponseEntity<ApiResponse<Void>> updateQnaSet(
             @PathVariable Long qnaSetId, @Valid @RequestBody QnaSetUpdateRequest request) {
@@ -88,7 +88,7 @@ public ResponseEntity<ApiResponse<Void>> deleteQnaSet(@PathVariable Long qnaSetI
         return ResponseEntity.ok(resposne);
     }
 
-    @Operation(summary = "지정한 질문 답변 세트에 대해 PDF 하이라이팅 정보를 등록/수정합니다.")
+    @Operation(summary = "지정한 질문 답변 세트에 대해 PDF 하이라이팅 정보를 등록/수정합니다.", description = "PDF 하이라이팅 정보 등록/수정은 'QnaSetDraft' 상태에서만 가능합니다.")
     @PutMapping("/{qnaSetId}/pdf-highlightings")
     public ResponseEntity<ApiResponse<Void>> updatePdfHighlighting(
             @PathVariable Long qnaSetId, @Valid @RequestBody List<PdfHighlightingUpdateRequest> request) {

From 4f2558b157ebec17b6bed27d074df648bd11c839 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 12:18:47 +0900
Subject: [PATCH 13/20] =?UTF-8?q?feat:=20PDF=20=ED=95=98=EC=9D=B4=EB=9D=BC?=
 =?UTF-8?q?=EC=9D=B4=ED=8C=85=20=EC=97=85=EB=8D=B0=EC=9D=B4=ED=8A=B8=20?=
 =?UTF-8?q?=EC=8B=9C=20=EB=A9=B4=EC=A0=91=20=EC=83=81=ED=83=9C=20=EA=B2=80?=
 =?UTF-8?q?=EC=A6=9D=20=EB=A1=9C=EC=A7=81=20=EC=B6=94=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/domain/qnaset/service/QnaSetService.java        | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
index 3c57790cd..2c3ca2916 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/service/QnaSetService.java
@@ -91,6 +91,7 @@ public void deleteQnaSet(Long qnaSetId) {
     @Transactional
     public void updatePdfHighlighting(Long qnaSetId, List<PdfHighlightingUpdateRequest> request) {
         QnaSet qnaSet = getValidatedQnaSet(qnaSetId);
+        interviewValidator.validateInterviewReviewStatus(qnaSet.getInterview(), InterviewReviewStatus.QNA_SET_DRAFT);
         deleteAllHighlightingsAndRects(qnaSet);
         saveAllHighlightings(qnaSet, request);
     }
@@ -136,13 +137,6 @@ public Page<QnaSetScrapFolderResponse> getMyScrapFoldersWithQnaSetContainingInfo
         return qnaSetScrapFolderRepository.findAllScrapFoldersWithQnaSetContainingInfo(requestUser, qnaSet, pageable);
     }
 
-    private List<Long> removeDuplicatedIds(List<Long> list) {
-        if (list == null) {
-            return null;
-        }
-        return list.stream().distinct().toList();
-    }
-
     private QnaSet getValidatedQnaSet(Long qnaSetId) {
         QnaSet qnaSet = qnaSetRepository.findById(qnaSetId).orElseThrow(() -> new CustomException(QNA_SET_NOT_FOUND));
         User requestUser = requestUserContext.getRequestUser();

From 3071b23ecdab53136cc6e8c9071bae7c28852ce4 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 12:50:23 +0900
Subject: [PATCH 14/20] =?UTF-8?q?test:=20PDF=20=ED=95=98=EC=9D=B4=EB=9D=BC?=
 =?UTF-8?q?=EC=9D=B4=ED=8C=85=20=EB=93=B1=EB=A1=9D=20=ED=85=8C=EC=8A=A4?=
 =?UTF-8?q?=ED=8A=B8=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../qnaset/QnaSetIntegrationTest.java         | 130 ++++++++++++++++++
 1 file changed, 130 insertions(+)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index d1124ff34..780009a6f 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -16,6 +16,8 @@
 import com.shyashyashya.refit.domain.interview.model.InterviewReviewStatus;
 import com.shyashyashya.refit.domain.interview.model.InterviewType;
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
+import com.shyashyashya.refit.domain.qnaset.dto.PdfHighlightingRectDto;
+import com.shyashyashya.refit.domain.qnaset.dto.request.PdfHighlightingUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.dto.request.QnaSetUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
 import org.junit.jupiter.api.BeforeEach;
@@ -24,6 +26,7 @@
 import org.springframework.beans.factory.annotation.Autowired;
 
 import java.time.LocalDateTime;
+import java.util.List;
 
 public class QnaSetIntegrationTest extends IntegrationTest {
 
@@ -290,4 +293,131 @@ void setUp() {
                     .body("result", nullValue());
         }
     }
+
+    @Nested
+    class PDF_하이라이팅_등록_수정_시 {
+
+        private Long qnaSetDraftQnaSetId;
+        private Long debriefCompletedQnaSetId;
+
+        @BeforeEach
+        void setUp() {
+            InterviewCreateRequest interviewCreateRequest1 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview qnaSetDraftInterview = createAndSaveInterview(interviewCreateRequest1, InterviewReviewStatus.QNA_SET_DRAFT);
+
+            InterviewCreateRequest interviewCreateRequest2 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview debriefCompletedInterview = createAndSaveInterview(interviewCreateRequest2, InterviewReviewStatus.DEBRIEF_COMPLETED);
+
+            QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+            qnaSetDraftQnaSetId = qnaSetDraftQnaSet.getId();
+
+            QnaSetCreateRequest qnaSetCreateRequest2 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+            debriefCompletedQnaSetId = debriefCompletedQnaSet.getId();
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태이면_PDF_하이라이팅_등록에_성공한다() {
+            // given
+            List<PdfHighlightingUpdateRequest> request = List.of(
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting1 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 10),
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 1)
+                    )),
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting2 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 1),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 2),
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 3),
+                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 4)
+                            )),
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting3 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 20201483.2, 13),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 13),
+                                    new PdfHighlightingRectDto(0.04, 1.592, 30.12, 4123.432, 13),
+                                    new PdfHighlightingRectDto(452.1, 123123.1, 30.12, 4123.432, 13)
+                            ))
+            );
+
+            // when & then
+            given(spec)
+                    .body(request)
+            .when()
+                    .put("/qna-set/" + qnaSetDraftQnaSetId + "/pdf-highlightings")
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", nullValue());
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태이면_비어있는_PDF_하이라이팅_등록에_성공한다() {
+            // given
+            List<PdfHighlightingUpdateRequest> request = List.of();
+
+            // when & then
+            given(spec)
+                    .body(request)
+                    .when()
+                    .put("/qna-set/" + qnaSetDraftQnaSetId + "/pdf-highlightings")
+                    .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", nullValue());
+        }
+
+        @Test
+        void 인터뷰가_QNA_SET_DRAFT_상태가_아니면_PDF_하이라이팅_등록에_실패한다() {
+            // given
+            List<PdfHighlightingUpdateRequest> request = List.of(
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting1 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 10),
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 1)
+                            )),
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting2 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 1),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 2),
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 3),
+                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 4)
+                            )),
+                    new PdfHighlightingUpdateRequest(
+                            "highlighting3 text",
+                            List.of(
+                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 20201483.2, 13),
+                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 13),
+                                    new PdfHighlightingRectDto(0.04, 1.592, 30.12, 4123.432, 13),
+                                    new PdfHighlightingRectDto(452.1, 123123.1, 30.12, 4123.432, 13)
+                            ))
+            );
+
+            // when & then
+            given(spec)
+                    .body(request)
+                    .when()
+                    .put("/qna-set/" + debriefCompletedQnaSetId + "/pdf-highlightings")
+                    .then()
+                    .statusCode(400)
+                    .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
+                    .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
+                    .body("result", nullValue());
+        }
+    }
 }

From cad5846459e6a9ae4874fa021c954c10763f7c6d Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Fri, 13 Feb 2026 17:24:11 +0900
Subject: [PATCH 15/20] =?UTF-8?q?test:=20createAndSavePdfHighlighting=20?=
 =?UTF-8?q?=EB=A9=94=EC=86=8C=EB=93=9C=20=EA=B5=AC=ED=98=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/core/IntegrationTest.java           | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
index 75e4ff89b..177dfaa2f 100644
--- a/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/core/IntegrationTest.java
@@ -13,7 +13,12 @@
 import com.shyashyashya.refit.domain.interview.repository.InterviewRepository;
 import com.shyashyashya.refit.domain.jobcategory.model.JobCategory;
 import com.shyashyashya.refit.domain.jobcategory.repository.JobCategoryRepository;
+import com.shyashyashya.refit.domain.qnaset.dto.request.PdfHighlightingUpdateRequest;
+import com.shyashyashya.refit.domain.qnaset.model.PdfHighlighting;
+import com.shyashyashya.refit.domain.qnaset.model.PdfHighlightingRect;
 import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
+import com.shyashyashya.refit.domain.qnaset.repository.PdfHighlightingRectRepository;
+import com.shyashyashya.refit.domain.qnaset.repository.PdfHighlightingRepository;
 import com.shyashyashya.refit.domain.qnaset.repository.QnaSetRepository;
 import com.shyashyashya.refit.domain.user.model.User;
 import com.shyashyashya.refit.domain.user.repository.UserRepository;
@@ -82,9 +87,16 @@ public abstract class IntegrationTest {
 
     @Autowired
     private CompanyRepository companyRepository;
+
     @Autowired
     private QnaSetRepository qnaSetRepository;
 
+    @Autowired
+    private PdfHighlightingRepository pdfHighlightingRepository;
+
+    @Autowired
+    private PdfHighlightingRectRepository pdfHighlightingRectRepository;
+
     @BeforeEach
     void restAssuredSetUp() {
         clearDatabase();
@@ -205,4 +217,29 @@ protected QnaSet createQnaSet(QnaSetCreateRequest request, Interview interview,
 
         return qnaSetRepository.save(qnaSet);
     }
+
+    protected List<PdfHighlighting> createAndSavePdfHighlighting(List<PdfHighlightingUpdateRequest> requests, QnaSet qnaSet) {
+        List<PdfHighlighting> result = new ArrayList<>();
+
+        requests.forEach(request -> {
+            PdfHighlighting pdfHighlighting = PdfHighlighting.create(request.highlightingText(), qnaSet);
+            result.add(pdfHighlightingRepository.save(pdfHighlighting));
+
+            request.rects().forEach(
+                    rectDto -> {
+                        PdfHighlightingRect rect = PdfHighlightingRect.create(
+                                rectDto.x(),
+                                rectDto.y(),
+                                rectDto.width(),
+                                rectDto.height(),
+                                rectDto.pageNumber(),
+                                pdfHighlighting);
+
+                        pdfHighlightingRectRepository.save(rect);
+                    }
+            );
+        });
+
+        return result;
+    }
 }

From 20b14372bf828d95f429d2a549ae91fa3b913602 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Sat, 14 Feb 2026 01:38:38 +0900
Subject: [PATCH 16/20] =?UTF-8?q?test:=20PDF=20=ED=95=98=EC=9D=B4=EB=9D=BC?=
 =?UTF-8?q?=EC=9D=B4=ED=8C=85=20=EC=A1=B0=ED=9A=8C=20=ED=85=8C=EC=8A=A4?=
 =?UTF-8?q?=ED=8A=B8=20=EC=9E=91=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../domain/qnaset/api/QnaSetController.java   |   3 +
 .../qnaset/QnaSetIntegrationTest.java         | 191 +++++++++++++-----
 2 files changed, 140 insertions(+), 54 deletions(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
index df47eeaf1..3be443cc3 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
@@ -42,6 +42,7 @@ public class QnaSetController {
     private final QnaSetService qnaSetService;
     private final StarAnalysisAsyncService starAnalysisAsyncService;
 
+    // TODO 통합 테스트 작성
     @Operation(
             summary = "지정한 산업군 / 직무의 빈출 질문 답변 세트를 조회합니다.",
             description = "지정한 산업군 / 직무의 빈출 질문 답변 세트를 조회합니다. 지정하지 않은 필드에 대해서는 전체를 대상으로 조회합니다.")
@@ -105,6 +106,7 @@ public ResponseEntity<ApiResponse<List<PdfHighlightingDto>>> getPdfHighlightings
         return ResponseEntity.ok(response);
     }
 
+    // TODO 통합 테스트 작성 (E2E 테스트는 일단 보류)
     @Operation(summary = "지정한 질문 답변 세트에 대해 스타 분석 생성을 요청합니다.", description = "Gemini 요청을 수행하고 10~20초 뒤에 응답이 반환됩니다.")
     @PostMapping("/{qnaSetId}/star-analysis")
     public CompletableFuture<ResponseEntity<ApiResponse<StarAnalysisDto>>> createStarAnalysis(
@@ -114,6 +116,7 @@ public CompletableFuture<ResponseEntity<ApiResponse<StarAnalysisDto>>> createSta
                 .thenApply(rsp -> ResponseEntity.ok(ApiResponse.success(COMMON200, rsp)));
     }
 
+    // TODO 통합 테스트 작성
     @Operation(summary = "지정한 질문 답변 세트가 스크랩 폴더에 포함되어 있는 지 여부가 포함된 스크랩 폴더 리스트를 조회합니다.")
     @GetMapping("/{qnaSetId}/scrap-folder")
     public ResponseEntity<ApiResponse<Page<QnaSetScrapFolderResponse>>> getScrapFoldersContainingQnaSet(
diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 780009a6f..82a184945 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -1,5 +1,6 @@
 package com.shyashyashya.refit.integration.qnaset;
 
+import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_NOT_ACCESSIBLE;
 import static com.shyashyashya.refit.global.exception.ErrorCode.INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED;
 import static com.shyashyashya.refit.global.exception.ErrorCode.QNA_SET_NOT_FOUND;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
@@ -20,6 +21,7 @@
 import com.shyashyashya.refit.domain.qnaset.dto.request.PdfHighlightingUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.dto.request.QnaSetUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
+import com.shyashyashya.refit.domain.user.model.User;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
@@ -322,32 +324,7 @@ void setUp() {
         @Test
         void 인터뷰가_QNA_SET_DRAFT_상태이면_PDF_하이라이팅_등록에_성공한다() {
             // given
-            List<PdfHighlightingUpdateRequest> request = List.of(
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting1 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 10),
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
-                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 1)
-                    )),
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting2 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 1),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 2),
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 3),
-                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 4)
-                            )),
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting3 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 20201483.2, 13),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 13),
-                                    new PdfHighlightingRectDto(0.04, 1.592, 30.12, 4123.432, 13),
-                                    new PdfHighlightingRectDto(452.1, 123123.1, 30.12, 4123.432, 13)
-                            ))
-            );
+            List<PdfHighlightingUpdateRequest> request = createPdfHighlightUpdateRequest();
 
             // when & then
             given(spec)
@@ -381,43 +358,149 @@ void setUp() {
         @Test
         void 인터뷰가_QNA_SET_DRAFT_상태가_아니면_PDF_하이라이팅_등록에_실패한다() {
             // given
-            List<PdfHighlightingUpdateRequest> request = List.of(
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting1 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 10),
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
-                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 1)
-                            )),
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting2 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 1),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 2),
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 3),
-                                    new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 4)
-                            )),
-                    new PdfHighlightingUpdateRequest(
-                            "highlighting3 text",
-                            List.of(
-                                    new PdfHighlightingRectDto(3.14, 1.592, 30.12, 20201483.2, 13),
-                                    new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 13),
-                                    new PdfHighlightingRectDto(0.04, 1.592, 30.12, 4123.432, 13),
-                                    new PdfHighlightingRectDto(452.1, 123123.1, 30.12, 4123.432, 13)
-                            ))
-            );
+            List<PdfHighlightingUpdateRequest> request = createPdfHighlightUpdateRequest();
 
             // when & then
             given(spec)
                     .body(request)
-                    .when()
+            .when()
                     .put("/qna-set/" + debriefCompletedQnaSetId + "/pdf-highlightings")
-                    .then()
+            .then()
                     .statusCode(400)
                     .body("code", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.name()))
                     .body("message", equalTo(INTERVIEW_REVIEW_STATUS_VALIDATION_FAILED.getMessage()))
                     .body("result", nullValue());
         }
     }
+
+    @Nested
+    class PDF_하이라이팅_조회_시 {
+
+        private Long qnaSetDraftQnaSetId;
+        private Long debriefCompletedQnaSetId;
+        private Long qnaSetWithPdfHighlightingId;
+        private Long otherUserQnaSetId;
+
+        @BeforeEach
+        void setUp() {
+            InterviewCreateRequest interviewCreateRequest1 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview qnaSetDraftInterview = createAndSaveInterview(interviewCreateRequest1, InterviewReviewStatus.QNA_SET_DRAFT);
+
+            InterviewCreateRequest interviewCreateRequest2 = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            Interview debriefCompletedInterview = createAndSaveInterview(interviewCreateRequest2, InterviewReviewStatus.DEBRIEF_COMPLETED);
+
+            QnaSetCreateRequest qnaSetCreateRequest1 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet qnaSetDraftQnaSet = createQnaSet(qnaSetCreateRequest1, qnaSetDraftInterview, true);
+            qnaSetDraftQnaSetId = qnaSetDraftQnaSet.getId();
+
+            QnaSetCreateRequest qnaSetCreateRequest2 = new QnaSetCreateRequest("test question text", "test answer text");
+            QnaSet debriefCompletedQnaSet = createQnaSet(qnaSetCreateRequest2, debriefCompletedInterview, true);
+            debriefCompletedQnaSetId = debriefCompletedQnaSet.getId();
+
+            QnaSetCreateRequest qnaSetCreateRequest3 = new QnaSetCreateRequest("this qna has pdf highlighting", "hello PDF");
+            QnaSet qnaSetWithPdfHighlighting = createQnaSet(qnaSetCreateRequest3,qnaSetDraftInterview, false);
+            qnaSetWithPdfHighlightingId = qnaSetWithPdfHighlighting.getId();
+
+
+            InterviewCreateRequest request = new InterviewCreateRequest(
+                    LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");
+            User user = createAndSaveUser("other@example.com", "other", industry1, jobCategory1);
+            Interview otherUserInterview = createAndSaveInterview(request, InterviewReviewStatus.NOT_LOGGED, user);
+
+            QnaSetCreateRequest qnaSetCreateRequest4 = new QnaSetCreateRequest("this qna is others", "hello stranger");
+            QnaSet otherUserQnaSet = createQnaSet(qnaSetCreateRequest4, otherUserInterview, false);
+            otherUserQnaSetId = otherUserQnaSet.getId();
+
+            List<PdfHighlightingUpdateRequest> pdfHighlightUpdateRequest = createPdfHighlightUpdateRequest();
+            createAndSavePdfHighlighting(pdfHighlightUpdateRequest, qnaSetWithPdfHighlighting);
+        }
+
+        @Test
+        void 나의_빈_PDF_하이라이팅_정보_조회를_성공한다() {
+            // given
+
+            // when & then
+            given(spec)
+            .when()
+                    .get("/qna-set/" + qnaSetDraftQnaSetId + "/pdf-highlightings")
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", notNullValue());
+        }
+
+        @Test
+        void 나의_데이터가_있는_PDF_하이라이팅_정보_조회를_성공한다() {
+            // given
+
+            // when & then
+            given(spec)
+                    .when()
+                    .get("/qna-set/" + qnaSetWithPdfHighlightingId + "/pdf-highlightings")
+                    .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", notNullValue());
+        }
+
+        @Test
+        void 회고_완료_면접의_나의_PDF_하이라이팅_정보_조회를_성공한다() {
+            // given
+
+            // when & then
+            given(spec)
+            .when()
+                    .get("/qna-set/" + debriefCompletedQnaSetId + "/pdf-highlightings")
+            .then()
+                    .statusCode(200)
+                    .body("code", equalTo(COMMON200.name()))
+                    .body("message", equalTo(COMMON200.getMessage()))
+                    .body("result", notNullValue());
+        }
+
+        @Test
+        void 다른_사람의_PDF_하이라이팅_정보_조회를_실패한다() {
+            given(spec)
+            .when()
+                    .get("/qna-set/" + otherUserQnaSetId + "/pdf-highlightings")
+            .then()
+                    .statusCode(403)
+                    .body("code", equalTo(INTERVIEW_NOT_ACCESSIBLE.name()))
+                    .body("message", equalTo(INTERVIEW_NOT_ACCESSIBLE.getMessage()))
+                    .body("result", nullValue());
+        }
+    }
+
+    private List<PdfHighlightingUpdateRequest> createPdfHighlightUpdateRequest() {
+        return List.of(
+                new PdfHighlightingUpdateRequest(
+                        "highlighting1 text",
+                        List.of(
+                                new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 10),
+                                new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 10),
+                                new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 1)
+                        )),
+                new PdfHighlightingUpdateRequest(
+                        "highlighting2 text",
+                        List.of(
+                                new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 1),
+                                new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 2),
+                                new PdfHighlightingRectDto(3.14, 1.592, 30.12, 4123.432, 3),
+                                new PdfHighlightingRectDto(3.14, 123123.1, 30.12, 4123.432, 4)
+                        )),
+                new PdfHighlightingUpdateRequest(
+                        "highlighting3 text",
+                        List.of(
+                                new PdfHighlightingRectDto(3.14, 1.592, 30.12, 20201483.2, 13),
+                                new PdfHighlightingRectDto(0.0, 1.592, 34.0, 4123.432, 13),
+                                new PdfHighlightingRectDto(0.04, 1.592, 30.12, 4123.432, 13),
+                                new PdfHighlightingRectDto(452.1, 123123.1, 30.12, 4123.432, 13)
+                        ))
+        );
+    }
 }

From 3240dd8b04afdf86d469fbed61e15fb8a6316eae Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Sat, 14 Feb 2026 01:53:09 +0900
Subject: [PATCH 17/20] =?UTF-8?q?chore:=20spotless=20=EC=A0=81=EC=9A=A9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/domain/qnaset/api/QnaSetController.java             | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
index 3be443cc3..cf22b3dbf 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/api/QnaSetController.java
@@ -89,7 +89,9 @@ public ResponseEntity<ApiResponse<Void>> deleteQnaSet(@PathVariable Long qnaSetI
         return ResponseEntity.ok(resposne);
     }
 
-    @Operation(summary = "지정한 질문 답변 세트에 대해 PDF 하이라이팅 정보를 등록/수정합니다.", description = "PDF 하이라이팅 정보 등록/수정은 'QnaSetDraft' 상태에서만 가능합니다.")
+    @Operation(
+            summary = "지정한 질문 답변 세트에 대해 PDF 하이라이팅 정보를 등록/수정합니다.",
+            description = "PDF 하이라이팅 정보 등록/수정은 'QnaSetDraft' 상태에서만 가능합니다.")
     @PutMapping("/{qnaSetId}/pdf-highlightings")
     public ResponseEntity<ApiResponse<Void>> updatePdfHighlighting(
             @PathVariable Long qnaSetId, @Valid @RequestBody List<PdfHighlightingUpdateRequest> request) {

From 35f80501b4ffe44beef3c3330bda730fa0745a93 Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Sat, 14 Feb 2026 02:04:38 +0900
Subject: [PATCH 18/20] =?UTF-8?q?test:=20=EC=8B=A4=EC=A0=9C=20=EA=B0=92=20?=
 =?UTF-8?q?=EA=B2=80=EC=A6=9D=20=EB=A1=9C=EC=A7=81=EC=9D=84=20=EC=B6=94?=
 =?UTF-8?q?=EA=B0=80?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../integration/qnaset/QnaSetIntegrationTest.java      | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 82a184945..32675d7f0 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -6,6 +6,7 @@
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON200;
 import static com.shyashyashya.refit.global.model.ResponseCode.COMMON204;
 import static io.restassured.RestAssured.given;
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.notNullValue;
 import static org.hamcrest.Matchers.nullValue;
@@ -21,6 +22,7 @@
 import com.shyashyashya.refit.domain.qnaset.dto.request.PdfHighlightingUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.dto.request.QnaSetUpdateRequest;
 import com.shyashyashya.refit.domain.qnaset.model.QnaSet;
+import com.shyashyashya.refit.domain.qnaset.repository.QnaSetRepository;
 import com.shyashyashya.refit.domain.user.model.User;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
@@ -34,6 +36,8 @@ public class QnaSetIntegrationTest extends IntegrationTest {
 
     @Autowired
     private InterviewRepository interviewRepository;
+    @Autowired
+    private QnaSetRepository qnaSetRepository;
 
     @Nested
     class 질답_세트_생성_시 {
@@ -110,6 +114,9 @@ void setUp() {
                     body("code", equalTo(COMMON200.name())).
                     body("message", equalTo(COMMON200.getMessage())).
                     body("result", nullValue());
+
+            QnaSet result = qnaSetRepository.findById(qnaSetId).get();
+            assertThat(result.isMarkedDifficult()).isTrue();
         }
 
         @Test
@@ -125,6 +132,9 @@ void setUp() {
                     body("code", equalTo(COMMON200.name())).
                     body("message", equalTo(COMMON200.getMessage())).
                     body("result", nullValue());
+
+            QnaSet result = qnaSetRepository.findById(qnaSetId).get();
+            assertThat(result.isMarkedDifficult()).isFalse();
         }
     }
 

From 82e3ced8a266e50792dc709605ec530b52b2e60e Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Sat, 14 Feb 2026 02:05:09 +0900
Subject: [PATCH 19/20] =?UTF-8?q?fix:=20unmark=20=EB=A9=94=EC=86=8C?=
 =?UTF-8?q?=EB=93=9C=EA=B0=80=20=EA=B0=92=EC=9D=84=20false=EB=A1=9C=20?=
 =?UTF-8?q?=EC=84=A4=EC=A0=95=ED=95=98=EB=8F=84=EB=A1=9D=20=EC=88=98?=
 =?UTF-8?q?=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/com/shyashyashya/refit/domain/qnaset/model/QnaSet.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/model/QnaSet.java b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/model/QnaSet.java
index 02f76e1b3..f3519b60c 100644
--- a/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/model/QnaSet.java
+++ b/backend/src/main/java/com/shyashyashya/refit/domain/qnaset/model/QnaSet.java
@@ -79,7 +79,7 @@ public void markDifficult() {
     }
 
     public void unmarkDifficult() {
-        this.isMarkedDifficult = true;
+        this.isMarkedDifficult = false;
     }
 
     @Builder(access = AccessLevel.PRIVATE)

From 9c8e3ec6531cccff71f43587dace4e9daf45694e Mon Sep 17 00:00:00 2001
From: zxc534 <zxc534@naver.com>
Date: Sat, 14 Feb 2026 02:06:56 +0900
Subject: [PATCH 20/20] =?UTF-8?q?chore:=20=EC=9E=98=EB=AA=BB=EB=90=9C=20?=
 =?UTF-8?q?=ED=85=8C=EC=8A=A4=ED=8A=B8=20=EC=9D=B4=EB=A6=84=20=EC=88=98?=
 =?UTF-8?q?=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../refit/integration/qnaset/QnaSetIntegrationTest.java         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
index 32675d7f0..56eb5c31c 100644
--- a/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
+++ b/backend/src/test/java/com/shyashyashya/refit/integration/qnaset/QnaSetIntegrationTest.java
@@ -64,7 +64,7 @@ class 질답_세트_생성_시 {
         }
 
         @Test
-        void 인터뷰가_QNA_SET_DRAFT_상태가_아니라면_질답_세트_생성에_성공한다() {
+        void 인터뷰가_QNA_SET_DRAFT_상태가_아니라면_질답_세트_생성에_실패한다() {
             // given
             InterviewCreateRequest interviewCreateRequest = new InterviewCreateRequest(
                     LocalDateTime.of(2025, 12, 29, 10, 0, 0), InterviewType.FIRST, "현대자동차", 1L, 1L, "BE Developer");