feat: 봉사 기록 엔티티 테스트 코드 추가

- 엔티티 생성 메서드 테스트및 검증 완료

Author: 7zrv

src/test/java/com/somemore/domains/volunteerrecord/domain/VolunteerRecordTest.java

@@ -0,0 +1,30 @@
+package com.somemore.domains.volunteerrecord.domain;
+
+import org.junit.jupiter.api.Test;
+
+import java.time.LocalDate;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class VolunteerRecordTest {
+
+    @Test
+    void createVolunteerRecord_success() {
+        // Given
+        UUID volunteerId = UUID.randomUUID();
+        String title = "서울 도서관 봉사";
+        LocalDate volunteerDate = LocalDate.of(2025, 1, 8);
+        int volunteerHours = 4;
+
+        // When
+        VolunteerRecord volunteerRecord = VolunteerRecord.create(volunteerId, title, volunteerDate, volunteerHours);
+
+        // Then
+        assertThat(volunteerRecord).isNotNull();
+        assertThat(volunteerRecord.getVolunteerId()).isEqualTo(volunteerId);
+        assertThat(volunteerRecord.getTitle()).isEqualTo(title);
+        assertThat(volunteerRecord.getVolunteerDate()).isEqualTo(volunteerDate);
+        assertThat(volunteerRecord.getVolunteerHours()).isEqualTo(volunteerHours);
+    }
+}