[자동차 경주 step1] 양두영 미션 제출합니다.

src/main/kotlin/racingcar/controller/GameController.kt

@@ -20,8 +20,8 @@ class GameController {
         for (i in 1..rounds) {
             processRound(cars)
         }
-
-        GameAnnouncer.printWinners(cars)
+        val winners = resolveWinners(cars)
+        GameAnnouncer.printWinners(winners)
     }
 
     private fun processRound(cars: Cars) {
@@ -33,4 +33,12 @@ class GameController {
         }
         GameAnnouncer.printCarPositions(cars)
     }
+
+    private fun resolveWinners(cars : Cars) : Cars{
+        val carList = cars.getCarList()
+        val maxPosition = carList.maxOf { it.position }
+        val winners = carList.filter { it.position == maxPosition }
+            .map { it }
+        return Cars(winners)
+    }
 }

src/main/kotlin/racingcar/view/GameAnnouncer.kt

@@ -18,13 +18,9 @@ object GameAnnouncer {
         cars.getCarList().forEach{printCarPosition(it)}
         println()
     }
-    fun printWinners(cars: Cars) {
-        val carList = cars.getCarList()
-        val maxPosition = carList.maxOf { it.position }
-        val winners = carList.filter { it.position == maxPosition }
-            .map { it.name }
-
-        val winnerNames = winners.joinToString(", ") { it }
+    fun printWinners(winners : Cars) {
+        val winnerList = winners.getCarList()
+        val winnerNames = winnerList.joinToString(", ") { it.name }
         println("최종 우승자 : $winnerNames")
     }
     fun printProcess() {

src/test/kotlin/study/model/CarsTest.kt

@@ -41,20 +41,4 @@ class CarsTest {
         val carList = cars.getCarList()
         assertEquals(carList[0].position, 1)
     }
-
-    @Test
-    fun `우승한 차들의 이름을 출력한다`(){
-        //given
-        val expected = listOf("apple", "banana")
-        val car1 = Car("apple", 2)
-        val car2 = Car("banana", 2)
-        val car3 = Car("cherry", 1)
-        val cars = Cars(listOf(car1,car2,car3))
-
-        //when
-        val result = cars.getWinnerNames()
-
-        //then
-        assertEquals(expected,result)
-    }
 }