🚀 1단계 - 지뢰 찾기(그리기)

README.md

@@ -1 +1,39 @@
-# kotlin-minesweeper
+# kotlin-minesweeper
+
+### 기능 요구사항
+지뢰 찾기를 변형한 프로그램을 구현한다.
+
+- 높이와 너비, 지뢰 개수를 입력받을 수 있다.
+- 지뢰는 눈에 잘 띄는 것으로 표기한다.
+- 지뢰는 가급적 랜덤에 가깝게 배치한다.
+
+### 실행 결과
+```
+높이를 입력하세요.
+10
+
+너비를 입력하세요.
+10
+
+지뢰는 몇 개인가요?
+10
+
+지뢰찾기 게임 시작
+C C C * C C C * C C
+C C * C * C C C C C
+C C C C C C C C C C
+C C C C C C C C C C
+* C C C C C C C C C
+C C C C C C * C C C
+C C * C C C * C C C
+C C C C C C * C C *
+C C C C C C C C C C
+C C C C C C C C C C
+```
+
+### 기능 목록
+- land
+  - height, width, mines
+- mine
+  - x, y
+- 입출력 

build.gradle.kts

@@ -13,7 +13,7 @@ repositories {
 dependencies {
     testImplementation("org.junit.jupiter", "junit-jupiter", "5.8.2")
     testImplementation("org.assertj", "assertj-core", "3.22.0")
-    testImplementation("io.kotest", "kotest-runner-junit5", "5.2.3")
+    testImplementation("io.kotest", "kotest-runner-junit5", "5.5.0")
 }
 
 tasks {

src/main/kotlin/MineSweeperApplication.kt

@@ -0,0 +1,18 @@
+import domain.Land
+import view.InputConsoleView
+import view.OutputConsoleView
+
+object MineSweeperApplication {
+    private val inputConsoleView = InputConsoleView()
+    private val outputConsoleView = OutputConsoleView()
+
+    @JvmStatic
+    fun main(args: Array<String>) {
+        val height = inputConsoleView.inputHeight()
+        val width = inputConsoleView.inputWidth()
+        val count = inputConsoleView.inputMineCount()
+
+        val land = Land(height, width, count)
+        outputConsoleView.displayLand(land)
+    }
+}

src/main/kotlin/domain/Land.kt

@@ -0,0 +1,21 @@
+package domain
+
+class Land(val height: Int, val width: Int, val count: Int) {
+    val mines = mutableListOf<Mine>()
+
+    init {
+        repeat(count) {
+            var newMine = makeRandomPosition()
+            while (mines.contains(newMine)) {
+                newMine = makeRandomPosition()
+            }
+            mines.add(newMine)
+        }
+    }
+
+    private fun makeRandomPosition(): Mine {
+        val x = (1..width).random()
+        val y = (1..height).random()
+        return Mine(x, y)
+    }
+}

src/main/kotlin/domain/Mine.kt

@@ -0,0 +1,3 @@
+package domain
+
+data class Mine(val x: Int, val y: Int)

src/main/kotlin/view/InputConsoleView.kt

@@ -0,0 +1,18 @@
+package view
+
+class InputConsoleView {
+    fun inputHeight(): Int {
+        println("높이를 입력하세요.")
+        return readln().toInt()
+    }
+
+    fun inputWidth(): Int {
+        println("너비를 입력하세요.")
+        return readln().toInt()
+    }
+
+    fun inputMineCount(): Int {
+        println("지뢰는 몇 개인가요?")
+        return readln().toInt()
+    }
+}

src/main/kotlin/view/OutputConsoleView.kt

@@ -0,0 +1,20 @@
+package view
+
+import domain.Land
+import domain.Mine
+
+class OutputConsoleView {
+    fun displayLand(land: Land) {
+        println("지뢰찾기 게임 시작")
+        for (y in 1..land.height) {
+            for (x in 1..land.width) {
+                if (land.mines.contains(Mine(x, y))) {
+                    print("* ")
+                } else {
+                    print("C ")
+                }
+            }
+            println()
+        }
+    }
+}

src/test/kotlin/domain/LandTest.kt

@@ -0,0 +1,12 @@
+package domain
+
+import io.kotest.core.spec.style.StringSpec
+import io.kotest.matchers.shouldBe
+
+class LandTest : StringSpec({
+    "Land 생성 성공" {
+        val count = 10
+        val land = Land(10, 10, count)
+        land.mines.size shouldBe count
+    }
+})

src/test/kotlin/domain/MineTest.kt

@@ -0,0 +1,10 @@
+package domain
+
+import io.kotest.core.spec.style.StringSpec
+import io.kotest.matchers.shouldBe
+
+class MineTest : StringSpec({
+    "mine 생성 성공" {
+        Mine(1, 2) shouldBe Mine(1, 2)
+    }
+})