feat(Item): adds Item model and ItemService, update ItemController to…

src/main/java/com/mrxgrc/inventory/InventoryApiApplication.java

@@ -1,6 +1,7 @@
 // Main entry point of the application
 package com.mrxgrc.inventory;
 
+import com.mrxgrc.inventory.service.ItemService;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 

src/main/java/com/mrxgrc/inventory/controller/ItemController.java

@@ -1,5 +1,7 @@
 package com.mrxgrc.inventory.controller;
 
+import com.mrxgrc.inventory.model.Item;
+import com.mrxgrc.inventory.service.ItemService;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -8,8 +10,14 @@
 @RestController
 public class ItemController {
 
+    private final ItemService itemService;
+
+    public ItemController(ItemService itemService) {
+        this.itemService = itemService;
+    }
+
     @GetMapping("/items")
-    public List<String> getItems() {
-        return List.of("Items",  "Items2");
+    public List<Item> getItems() {
+        return itemService.getAllItems();
     }
 }

src/main/java/com/mrxgrc/inventory/model/Item.java

@@ -0,0 +1,20 @@
+package com.mrxgrc.inventory.model;
+
+public class Item {
+    private int id;
+    private String name;
+
+    // Constructor
+    public Item(int id, String name) {
+        this.id = id;
+        this.name = name;
+    }
+
+    // Getters
+    public int getId() {
+        return id;
+    }
+    public String getName() {
+        return name;
+    }
+}

src/main/java/com/mrxgrc/inventory/service/ItemService.java

@@ -0,0 +1,28 @@
+package com.mrxgrc.inventory.service;
+
+import com.mrxgrc.inventory.model.Item;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+public class ItemService {
+    private final List<Item> items = new ArrayList<>();
+
+    // Constructor
+    public ItemService() {
+        items.add(new Item(1, "Hand Soap"));
+        items.add(new Item(2, "Hand Sanitizer"));
+        items.add(new Item(3, "Toilet Paper"));
+    }
+
+    public List<Item> getAllItems() {
+
+        List<Item> result = new ArrayList<>();
+        for (Item item : items) {
+            result.add(item);
+        }
+        return result;
+    }
+}

src/test/java/com/mrxgrc/inventory/ItemControllerTest.java

@@ -1,19 +1,25 @@
 package com.mrxgrc.inventory;
 
 import com.mrxgrc.inventory.controller.ItemController;
+import com.mrxgrc.inventory.service.ItemService;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.http.MediaType;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
 
+import static org.hamcrest.CoreMatchers.*;
 import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.greaterThan;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
 
-@WebMvcTest(ItemController.class)
+@SpringBootTest
+@AutoConfigureMockMvc
 public class ItemControllerTest {
 
     @Autowired
@@ -24,7 +30,13 @@ public void getItemsReturnsListofItems() throws Exception{
         this.mockMvc.perform(MockMvcRequestBuilders.get("/items").accept(MediaType.APPLICATION_JSON))
                 .andExpect(status().isOk())
                 .andExpect(content().contentType(MediaType.APPLICATION_JSON))
-                .andExpect(content().json("[\"Items\", \"Items2\"]"));
+                // Verify it's an array
+                .andExpect(jsonPath("$").isArray())
+                .andExpect(jsonPath("$.length()", greaterThan(0)))
+                .andExpect(jsonPath("$[*].id").isNotEmpty())
+                .andExpect(jsonPath("$[*].name").isNotEmpty())
+                // Optionally: ensure name fields are strings
+                .andExpect(jsonPath("$[*].name", everyItem(instanceOf(String.class))));
 
 
     }