feat(menu): 관리자 선물함 메뉴를 추가한다

src/main/kotlin/kr/co/vividnext/sodalive/menu/MenuService.kt

@@ -1,6 +1,7 @@
 package kr.co.vividnext.sodalive.menu
 
 import kr.co.vividnext.sodalive.member.Member
+import kr.co.vividnext.sodalive.member.MemberRole
 import org.springframework.stereotype.Service
 
 @Service
@@ -8,6 +9,20 @@ class MenuService(
     private val repository: MenuRepository
 ) {
     fun getMenus(member: Member): List<GetMenuResponse> {
-        return repository.getMenu(member.role)
+        val menus = repository.getMenu(member.role)
+        if (member.role != MemberRole.ADMIN) return menus
+
+        return menus + giftManagementMenu
+    }
+
+    private companion object {
+        val giftManagementMenu = GetMenuResponse(
+            title = "선물함 관리",
+            items = listOf(
+                GetMenuResponse(title = "선물함 리스트", route = "/gift/list"),
+                GetMenuResponse(title = "선물 카테고리", route = "/gift/category"),
+                GetMenuResponse(title = "선물 사이즈", route = "/gift/size")
+            )
+        )
     }
 }

src/test/kotlin/kr/co/vividnext/sodalive/menu/MenuServiceTest.kt

@@ -0,0 +1,57 @@
+package kr.co.vividnext.sodalive.menu
+
+import kr.co.vividnext.sodalive.member.Member
+import kr.co.vividnext.sodalive.member.MemberRole
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Assertions.assertNull
+import org.junit.jupiter.api.DisplayName
+import org.junit.jupiter.api.Test
+import org.mockito.Mockito
+
+class MenuServiceTest {
+    private val repository = Mockito.mock(MenuRepository::class.java)
+    private val service = MenuService(repository)
+
+    @Test
+    @DisplayName("관리자 메뉴 마지막에 선물함 관리 메뉴를 추가한다")
+    fun shouldAppendGiftMenuForAdmin() {
+        Mockito.`when`(repository.getMenu(MemberRole.ADMIN)).thenReturn(
+            listOf(GetMenuResponse(title = "회원 관리", route = "/member/list"))
+        )
+
+        val menus = service.getMenus(member(MemberRole.ADMIN))
+
+        assertEquals("회원 관리", menus[0].title)
+        val giftMenu = menus.last()
+        assertEquals("선물함 관리", giftMenu.title)
+        assertNull(giftMenu.route)
+        assertEquals(
+            listOf("선물함 리스트", "선물 카테고리", "선물 사이즈"),
+            giftMenu.items?.map { it.title }
+        )
+        assertEquals(
+            listOf("/gift/list", "/gift/category", "/gift/size"),
+            giftMenu.items?.map { it.route }
+        )
+    }
+
+    @Test
+    @DisplayName("관리자가 아니면 선물함 관리 메뉴를 추가하지 않는다")
+    fun shouldNotAppendGiftMenuForNonAdmin() {
+        Mockito.`when`(repository.getMenu(MemberRole.CONTENT_MANAGER)).thenReturn(
+            listOf(GetMenuResponse(title = "콘텐츠 리스트", route = "/content/list"))
+        )
+
+        val menus = service.getMenus(member(MemberRole.CONTENT_MANAGER))
+
+        assertEquals(1, menus.size)
+        assertEquals("콘텐츠 리스트", menus[0].title)
+    }
+
+    private fun member(role: MemberRole) = Member(
+        email = "${role.name.lowercase()}@test.com",
+        password = "password",
+        nickname = role.name.lowercase(),
+        role = role
+    )
+}