refactor(creator-ranking): 상위 카드 뷰를 추가한다

app/src/test/java/kr/co/vividnext/sodalive/v2/widget/creatorranking/CreatorRankingTopCardMarginTest.kt

@@ -0,0 +1,43 @@
+package kr.co.vividnext.sodalive.v2.widget.creatorranking
+
+import org.junit.Assert.assertEquals
+import org.junit.Test
+
+class CreatorRankingTopCardMarginTest {
+
+    @Test
+    fun `rank 1은 큰 닉네임 margin과 rank group start margin을 사용한다`() {
+        val margin = CreatorRankingTopCardMargin.fromRank(1)
+
+        assertEquals(20, margin.nameHorizontalDp)
+        assertEquals(24, margin.nameBottomDp)
+        assertEquals(10, margin.rankGroupStartDp)
+    }
+
+    @Test
+    fun `rank 2부터 7은 중간 rank group start margin을 사용한다`() {
+        (2..7).forEach { rank ->
+            val margin = CreatorRankingTopCardMargin.fromRank(rank)
+
+            assertEquals(10, margin.nameHorizontalDp)
+            assertEquals(10, margin.nameBottomDp)
+            assertEquals(8, margin.rankGroupStartDp)
+        }
+    }
+
+    @Test
+    fun `rank 8부터 10은 작은 rank group start margin을 사용한다`() {
+        (8..10).forEach { rank ->
+            val margin = CreatorRankingTopCardMargin.fromRank(rank)
+
+            assertEquals(10, margin.nameHorizontalDp)
+            assertEquals(10, margin.nameBottomDp)
+            assertEquals(6, margin.rankGroupStartDp)
+        }
+    }
+
+    @Test(expected = IllegalStateException::class)
+    fun `top-card 범위 밖 rank는 지원하지 않는다`() {
+        CreatorRankingTopCardMargin.fromRank(11)
+    }
+}