feat(home): 크리에이터 랭킹 응답 매핑을 추가한다

2026-06-08 15:22:16 +09:00
parent 6d980e319b
commit 21e94af8d1
5 changed files with 187 additions and 0 deletions
--- a/app/src/test/java/kr/co/vividnext/sodalive/v2/main/home/HomeCreatorRankingMapperTest.kt
+++ b/app/src/test/java/kr/co/vividnext/sodalive/v2/main/home/HomeCreatorRankingMapperTest.kt
@@ -0,0 +1,112 @@
+package kr.co.vividnext.sodalive.v2.main.home
+
+import kr.co.vividnext.sodalive.v2.main.home.data.HomeCreatorRankingItemResponse
+import kr.co.vividnext.sodalive.v2.main.home.data.HomeCreatorRankingResponse
+import kr.co.vividnext.sodalive.v2.main.home.model.toCreatorRankingItems
+import kr.co.vividnext.sodalive.v2.widget.ranking.RankingChangeType.Decrease
+import kr.co.vividnext.sodalive.v2.widget.ranking.RankingChangeType.Increase
+import kr.co.vividnext.sodalive.v2.widget.ranking.RankingChangeType.New
+import kr.co.vividnext.sodalive.v2.widget.ranking.RankingChangeType.Stay
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Test
+
+class HomeCreatorRankingMapperTest {
+
+    @Test
+    fun `응답 아이템은 rank 오름차순으로 정렬하고 유효하지 않은 rank는 제외한다`() {
+        val response = HomeCreatorRankingResponse(
+            showRankChange = true,
+            items = listOf(
+                item(rank = 3, creatorId = 3L),
+                item(rank = 0, creatorId = 0L),
+                item(rank = 1, creatorId = 1L),
+                item(rank = 2, creatorId = 2L)
+            )
+        )
+
+        val items = response.toCreatorRankingItems()
+
+        assertEquals(listOf(1, 2, 3), items.map { it.rank })
+        assertEquals(listOf(1L, 2L, 3L), items.map { it.creatorId })
+    }
+
+    @Test
+    fun `신규 여부는 순위 변동보다 우선한다`() {
+        val item = HomeCreatorRankingResponse(
+            showRankChange = true,
+            items = listOf(item(isNew = true, rankChange = -3))
+        ).toCreatorRankingItems().single()
+
+        assertEquals(New, item.rankChangeType)
+        assertEquals(0, item.rankChangeAmount)
+    }
+
+    @Test
+    fun `rankChange가 null이거나 0이면 유지로 매핑한다`() {
+        val items = HomeCreatorRankingResponse(
+            showRankChange = true,
+            items = listOf(
+                item(rank = 1, rankChange = null),
+                item(rank = 2, rankChange = 0)
+            )
+        ).toCreatorRankingItems()
+
+        assertEquals(listOf(Stay, Stay), items.map { it.rankChangeType })
+        assertEquals(listOf(0, 0), items.map { it.rankChangeAmount })
+    }
+
+    @Test
+    fun `양수와 음수 rankChange는 절대값과 함께 상승과 하락으로 매핑한다`() {
+        val items = HomeCreatorRankingResponse(
+            showRankChange = true,
+            items = listOf(
+                item(rank = 1, rankChange = 5),
+                item(rank = 2, rankChange = -3)
+            )
+        ).toCreatorRankingItems()
+
+        assertEquals(listOf(Increase, Decrease), items.map { it.rankChangeType })
+        assertEquals(listOf(5, 3), items.map { it.rankChangeAmount })
+    }
+
+    @Test
+    fun `순위 변동 숨김 값은 모든 크리에이터 랭킹 아이템에 전달된다`() {
+        val items = HomeCreatorRankingResponse(
+            showRankChange = false,
+            items = listOf(item(rank = 1), item(rank = 2))
+        ).toCreatorRankingItems()
+
+        assertTrue(items.isNotEmpty())
+        assertTrue(items.all { !it.showRankChange })
+    }
+
+    @Test
+    fun `creatorId가 0이면 차단되고 터치할 수 없는 아이템으로 매핑한다`() {
+        val item = HomeCreatorRankingResponse(
+            showRankChange = true,
+            items = listOf(item(creatorId = 0L))
+        ).toCreatorRankingItems().single()
+
+        assertTrue(item.isBlocked)
+        assertTrue(item.isInaccessible)
+        assertFalse(item.isTouchable)
+    }
+
+    private fun item(
+        rank: Int = 1,
+        rankChange: Int? = 1,
+        isNew: Boolean = false,
+        creatorId: Long = 1L,
+        nickname: String = "크리에이터 이름",
+        profileImageUrl: String = "https://example.com/image.png"
+    ) = HomeCreatorRankingItemResponse(
+        rank = rank,
+        rankChange = rankChange,
+        isNew = isNew,
+        creatorId = creatorId,
+        nickname = nickname,
+        profileImageUrl = profileImageUrl
+    )
+}