Merge pull request #178 from bucket-back/OMCT-351-inventory-appender-…

…test

[OMCT-351] InventoryAppender 인벤토리 생성 테스트 구현

bucketback-domain/src/test/java/com/programmers/bucketback/domains/inventory/implementation/InventoryAppenderTest.java

@@ -0,0 +1,63 @@
+package com.programmers.bucketback.domains.inventory.implementation;
+
+import static org.assertj.core.api.Assertions.*;
+import static org.mockito.BDDMockito.*;
+
+import java.util.List;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import com.programmers.bucketback.common.model.Hobby;
+import com.programmers.bucketback.common.model.ItemIdRegistry;
+import com.programmers.bucketback.common.model.ItemIdRegistryBuilder;
+import com.programmers.bucketback.domains.inventory.domain.Inventory;
+import com.programmers.bucketback.domains.inventory.domain.InventoryBuilder;
+import com.programmers.bucketback.domains.inventory.domain.InventoryItem;
+import com.programmers.bucketback.domains.inventory.repository.InventoryRepository;
+import com.programmers.bucketback.domains.item.domain.ItemBuilder;
+import com.programmers.bucketback.domains.item.implementation.ItemReader;
+
+@ExtendWith(MockitoExtension.class)
+public class InventoryAppenderTest {
+
+	@Mock
+	private InventoryRepository inventoryRepository;
+
+	@Mock
+	private ItemReader itemReader;
+
+	@InjectMocks
+	private InventoryAppender inventoryAppender;
+
+	@Test
+	@DisplayName("인벤토리를 생성한다.")
+	void createInventory() {
+		//given
+		Long memberId = 1L;
+		Hobby hobby = Hobby.BASKETBALL;
+		ItemIdRegistry itemIdRegistry = ItemIdRegistryBuilder.build();
+
+		Inventory inventory = InventoryBuilder.buildExist(itemIdRegistry);
+		List<InventoryItem> inventoryItems = InventoryBuilder.buildInventoryItems(itemIdRegistry);
+
+		given(inventoryRepository.save(any(Inventory.class)))
+			.willReturn(inventory);
+		given(itemReader.read(anyLong()))
+			.willReturn(ItemBuilder.build());
+
+		//when
+		Long actualInventoryId = inventoryAppender.append(memberId, hobby, itemIdRegistry);
+
+		//then
+		assertThat(actualInventoryId).isEqualTo(inventory.getId());
+		assertThat(inventory.getInventoryItems())
+			.usingRecursiveComparison()
+			.ignoringFields("inventory")
+			.isEqualTo(inventoryItems);
+	}
+}

bucketback-domain/src/testFixtures/java/com/programmers/bucketback/domains/inventory/domain/InventoryBuilder.java

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+package com.programmers.bucketback.domains.inventory.domain;
+
+import java.util.List;
+
+import org.springframework.test.util.ReflectionTestUtils;
+
+import com.programmers.bucketback.common.model.Hobby;
+import com.programmers.bucketback.common.model.ItemIdRegistry;
+import com.programmers.bucketback.domains.item.domain.ItemBuilder;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class InventoryBuilder {
+
+	public static Inventory build() {
+		Long memberId = 1L;
+		Inventory inventory = new Inventory(memberId, Hobby.BASKETBALL);
+
+		setInventoryId(inventory);
+
+		return inventory;
+	}
+
+	public static Inventory buildExist(ItemIdRegistry itemIdRegistry) {
+		Long memberId = 1L;
+		Inventory inventory = new Inventory(memberId, Hobby.BASKETBALL);
+		List<InventoryItem> inventoryItems = buildInventoryItems(itemIdRegistry);
+		inventoryItems.forEach(inventory::addInventoryItem);
+
+		setInventoryId(inventory);
+
+		return inventory;
+	}
+
+	public static List<InventoryItem> buildInventoryItems(ItemIdRegistry itemIdRegistry) {
+		return itemIdRegistry.itemIds().stream()
+			.map(itemId -> new InventoryItem(ItemBuilder.build(itemId)))
+			.toList();
+	}
+
+	private static void setInventoryId(final Inventory inventory) {
+		ReflectionTestUtils.setField(
+			inventory,
+			"id",
+			1L
+		);
+	}
+}