feat: MemberServiceTest 추가 및 TimeServiceTest 일부 보완

src/test/kotlin/roomescape/member/business/MemberServiceTest.kt

@@ -0,0 +1,101 @@
+package roomescape.member.business
+
+import io.kotest.assertions.assertSoftly
+import io.kotest.assertions.throwables.shouldThrow
+import io.kotest.core.spec.style.FunSpec
+import io.kotest.matchers.collections.shouldContainExactly
+import io.kotest.matchers.collections.shouldHaveSize
+import io.kotest.matchers.shouldBe
+import io.mockk.every
+import io.mockk.mockk
+import roomescape.member.exception.MemberErrorCode
+import roomescape.member.exception.MemberException
+import roomescape.member.implement.MemberFinder
+import roomescape.member.implement.MemberWriter
+import roomescape.member.infrastructure.persistence.MemberEntity
+import roomescape.member.infrastructure.persistence.Role
+import roomescape.member.web.SignupRequest
+import roomescape.util.MemberFixture
+
+class MemberServiceTest : FunSpec({
+    val memberWriter: MemberWriter = mockk()
+    val memberFinder: MemberFinder = mockk()
+
+    val memberService = MemberService(memberWriter, memberFinder)
+
+    context("findMembers") {
+        test("정상 응답") {
+            val members: List<MemberEntity> = listOf(
+                MemberFixture.create(name = "user1"),
+                MemberFixture.create(name = "user2"),
+            )
+
+            every { memberFinder.findAll() } returns members
+
+            val response = memberService.findMembers()
+
+            // then
+            assertSoftly(response.members) {
+                it shouldHaveSize 2
+                it.map { member -> member.name } shouldContainExactly listOf("user1", "user2")
+            }
+        }
+    }
+
+    context("findById") {
+        val id = 1L
+
+        test("정상 응답") {
+            every {
+                memberFinder.findById(id)
+            } returns MemberFixture.create(id = id)
+
+            memberService.findById(id).id shouldBe id
+        }
+
+        test("회원을 찾을 수 없으면 예외 응답") {
+            every {
+                memberFinder.findById(id)
+            } throws MemberException(MemberErrorCode.MEMBER_NOT_FOUND)
+
+            shouldThrow<MemberException> {
+                memberService.findById(id)
+            }.also {
+                it.errorCode shouldBe MemberErrorCode.MEMBER_NOT_FOUND
+            }
+        }
+    }
+
+    context("createMember") {
+        val request = SignupRequest(name = "new-user", email = "new@test.com", password = "password")
+
+        test("정상 저장") {
+            val member = MemberFixture.create(
+                name = request.name,
+                account = request.email,
+                password = request.password
+            )
+
+            every {
+                memberWriter.create(request.name, request.email, request.password, Role.MEMBER)
+            } returns member
+
+            val response = memberService.createMember(request)
+
+            response.id shouldBe member.id
+        }
+
+        test("중복된 이메일이 있으면 예외 응답") {
+            every {
+                memberWriter.create(request.name, request.email, request.password, Role.MEMBER)
+            } throws MemberException(MemberErrorCode.DUPLICATE_EMAIL)
+
+            // when & then
+            shouldThrow<MemberException> {
+                memberService.createMember(request)
+            }.also {
+                it.errorCode shouldBe MemberErrorCode.DUPLICATE_EMAIL
+            }
+        }
+    }
+})

src/test/kotlin/roomescape/time/business/TimeServiceTest.kt

@@ -31,9 +31,17 @@ class TimeServiceTest : FunSpec({
     val timeService = TimeService(timeFinder, timeWriter)
 
     context("findById") {
-        test("시간을 찾을 수 없으면 예외 응답") {
         val id = 1L
 
+        test("정상 응답") {
+            every {
+                timeFinder.findById(id)
+            } returns TimeFixture.create(id = id)
+
+            timeService.findById(id).id shouldBe id
+        }
+
+        test("시간을 찾을 수 없으면 예외 응답") {
             every {
                 timeFinder.findById(id)
             } throws TimeException(TimeErrorCode.TIME_NOT_FOUND)