diff --git a/bitgouel-api/src/test/kotlin/team/msg/domain/university/service/UniversityServiceImplTest.kt b/bitgouel-api/src/test/kotlin/team/msg/domain/university/service/UniversityServiceImplTest.kt
new file mode 100644
index 000000000..7b874abea
--- /dev/null
+++ b/bitgouel-api/src/test/kotlin/team/msg/domain/university/service/UniversityServiceImplTest.kt
@@ -0,0 +1,132 @@
+package team.msg.domain.university.service
+
+import com.appmattus.kotlinfixture.kotlinFixture
+import io.kotest.assertions.throwables.shouldThrow
+import io.kotest.core.spec.IsolationMode
+import io.kotest.core.spec.style.BehaviorSpec
+import io.kotest.matchers.shouldBe
+import io.mockk.Runs
+import io.mockk.every
+import io.mockk.just
+import io.mockk.mockk
+import io.mockk.verify
+import org.springframework.data.repository.findByIdOrNull
+import team.msg.domain.university.exception.AlreadyExistUniversityException
+import team.msg.domain.university.exception.UniversityHasProfessorConstraintException
+import team.msg.domain.university.model.University
+import team.msg.domain.university.presentation.data.request.CreateUniversityRequest
+import team.msg.domain.university.presentation.data.response.UniversitiesResponse
+import team.msg.domain.university.presentation.data.response.UniversityResponse
+import team.msg.domain.university.repository.ProfessorRepository
+import team.msg.domain.university.repository.UniversityRepository
+
+class UniversityServiceImplTest : BehaviorSpec({
+    isolationMode = IsolationMode.InstancePerLeaf
+
+    val fixture = kotlinFixture()
+
+    val universityRepository = mockk<UniversityRepository>()
+    val professorRepository = mockk<ProfessorRepository>()
+
+    val universityServiceImpl = UniversityServiceImpl(
+        universityRepository = universityRepository,
+        professorRepository = professorRepository
+    )
+
+    // createUniversity 테스트 코드
+    Given("CreateUniversityRequest 가 주어졌을 때") {
+        val universityName = "대충 대학교"
+
+        val request = fixture<CreateUniversityRequest> {
+            property(University::name) { universityName }
+        }
+
+        val university = fixture<University> {
+            property(University::name) { universityName }
+        }
+
+        every { universityRepository.existsByName(any()) } returns false
+        every { universityRepository.save(any()) } returns university
+
+        When("대학 추가 시") {
+            universityServiceImpl.createUniversity(request)
+
+            Then("University 가 저장이 되어야 한다") {
+                verify(exactly = 1) { universityRepository.save(any()) }
+            }
+        }
+
+        When("이미 존재하는 대학 이름이라면") {
+            every { universityRepository.existsByName(any()) } returns true
+
+            Then("AlreadyExistUniversityException 이 발생해야 한다") {
+                shouldThrow<AlreadyExistUniversityException> {
+                    universityServiceImpl.createUniversity(request)
+                }
+            }
+        }
+    }
+
+    // deleteUniversity 테스트 코드
+    Given("UniversityId 가 주어졌을 때") {
+        val universityId = 1L
+
+        val university = fixture<University>()
+
+        every { universityRepository.findByIdOrNull(universityId) } returns university
+        every { professorRepository.existsByUniversity(university) } returns false
+        every { universityRepository.delete(university) } just Runs
+
+        When("대학 삭제 시") {
+            universityServiceImpl.deleteUniversity(universityId)
+
+            Then("University 가 삭제가 되어야 한다") {
+                verify(exactly = 1) { universityRepository.delete(university) }
+            }
+        }
+
+        When("University 와 연관 관계를 가진 Professor 가 존재한다면") {
+            every { professorRepository.existsByUniversity(university) } returns true
+
+            Then("UniversityHasProfessorConstraintException 이 발생해야 한다") {
+                shouldThrow<UniversityHasProfessorConstraintException> {
+                    universityServiceImpl.deleteUniversity(universityId)
+                }
+            }
+        }
+    }
+
+    // queryUniversities 테스트 코드
+    Given("University가 주어질 때") {
+        val universityId = 1L
+        val universityName = "대학교"
+        val department = "컴퓨터 공학과"
+        val university = fixture<University> {
+            property(University::id) { universityId }
+            property(University::name) { universityName }
+            property(University::department) { department }
+        }
+
+        val universities = listOf(university)
+
+        val universityResponse = fixture<UniversityResponse> {
+            property(UniversityResponse::id) { universityId }
+            property(UniversityResponse::universityName) { universityName }
+            property(UniversityResponse::department) { department }
+        }
+
+        val response = fixture<UniversitiesResponse> {
+            property(UniversitiesResponse::universities) { listOf(universityResponse) }
+        }
+
+        every { universityRepository.findAll() } returns universities
+
+        When("대학 조회 시") {
+            val result = universityServiceImpl.queryUniversities()
+
+            Then("result 가 response 가 같아야 한다.") {
+                result shouldBe response
+            }
+        }
+    }
+})
\ No newline at end of file