[스캇] 1단계 자동 DI 미션 제출합니다

app/src/main/java/woowacourse/shopping/data/CartRepositoryImpl.kt

@@ -4,10 +4,9 @@ import woowacourse.shopping.model.Product
 import woowacourse.shopping.repository.CartRepository
 
 // TODO: Step2 - CartProductDao를 참조하도록 변경
-class CartRepositoryImpl : CartRepository {
-
-    private val cartProducts: MutableList<Product> = mutableListOf()
-
+class CartRepositoryImpl(
+    private val cartProducts: MutableList<Product> = mutableListOf(),
+) : CartRepository {
     override fun addCartProduct(product: Product) {
         cartProducts.add(product)
     }

app/src/test/java/woowacourse/shopping/data/CartRepositoryImplTest.kt

@@ -0,0 +1,47 @@
+package woowacourse.shopping.data
+
+import junit.framework.TestCase.assertEquals
+import org.junit.Before
+import org.junit.Test
+import woowacourse.shopping.repository.CartRepository
+import woowacourse.shopping.util.Dummy
+
+class CartRepositoryImplTest {
+    private lateinit var cartRepository: CartRepository
+
+    @Before
+    fun setUp() {
+        cartRepository = CartRepositoryImpl(
+            Dummy.cartProducts.toMutableList(),
+        )
+    }
+
+    @Test
+    fun `모든 카트 상품들을 반환한다`() {
+        // when
+        val actual = cartRepository.getAllCartProducts()
+        // then
+        val expected = Dummy.cartProducts
+        assertEquals(expected, actual)
+    }
+
+    @Test
+    fun `카트 상품을 지울 수 있다`() {
+        // when
+        cartRepository.deleteCartProduct(0)
+        // then
+        val actual = cartRepository.getAllCartProducts()
+        val expected = listOf(Dummy.cartProducts[1])
+        assertEquals(expected, actual)
+    }
+
+    @Test
+    fun `카트 상품을 추가할 수 있다`() {
+        // when
+        cartRepository.addCartProduct(product = Dummy.product)
+        // then
+        val actual = cartRepository.getAllCartProducts()
+        val expected = Dummy.cartProducts + Dummy.product
+        assertEquals(expected, actual)
+    }
+}

app/src/test/java/woowacourse/shopping/data/ProductRepositoryImplTest.kt

@@ -0,0 +1,18 @@
+package woowacourse.shopping.data
+
+import org.junit.Assert.assertEquals
+import org.junit.Test
+import woowacourse.shopping.util.Dummy
+
+class ProductRepositoryImplTest {
+    private val productRepository = ProductRepositoryImpl()
+
+    @Test
+    fun `모든 상품을 반환한다`() {
+        // when
+        val actual = productRepository.getAllProducts()
+        // then
+        val expected = Dummy.products
+        assertEquals(expected, actual)
+    }
+}

app/src/test/java/woowacourse/shopping/util/Dummy.kt

@@ -0,0 +1,43 @@
+package woowacourse.shopping.util
+
+import woowacourse.shopping.model.Product
+
+object Dummy {
+
+    val product = Product(
+        name = "Inez Raymond",
+        price = 1591,
+        imageUrl = "https://www.google.com/#q=inceptos",
+    )
+
+    val cartProducts = listOf(
+        Product(
+            name = "Scott",
+            price = 1234,
+            imageUrl = "https://duckduckgo.com/?q=graeci",
+        ),
+        Product(
+            name = "Buna",
+            price = 5678,
+            imageUrl = "https://duckduckgo.com/?q=graeci",
+        ),
+    )
+
+    val products = listOf(
+        Product(
+            name = "우테코 과자",
+            price = 10_000,
+            imageUrl = "https://cdn-mart.baemin.com/sellergoods/api/main/df6d76fb-925b-40f8-9d1c-f0920c3c697a.jpg?h=700&w=700",
+        ),
+        Product(
+            name = "우테코 쥬스",
+            price = 8_000,
+            imageUrl = "https://cdn-mart.baemin.com/sellergoods/main/52dca718-31c5-4f80-bafa-7e300d8c876a.jpg?h=700&w=700",
+        ),
+        Product(
+            name = "우테코 아이스크림",
+            price = 20_000,
+            imageUrl = "https://cdn-mart.baemin.com/sellergoods/main/e703c53e-5d01-4b20-bd33-85b5e778e73f.jpg?h=700&w=700",
+        ),
+    )
+}

domain/src/main/java/woowacourse/shopping/model/Product.kt

@@ -1,3 +1,3 @@
 package woowacourse.shopping.model
 
-class Product(val name: String, val price: Int, val imageUrl: String)
+data class Product(val name: String, val price: Int, val imageUrl: String)