CUBE-850: automated change

app/src/androidTest/java/com/complycube/testandroidapp/ItemListScreenTest.kt

@@ -0,0 +1,73 @@
+package com.complycube.testandroidapp
+
+import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithTag
+import androidx.compose.ui.test.onNodeWithText
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.complycube.testandroidapp.ui.theme.TestAndroidAppTheme
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class ItemListScreenTest {
+
+    @get:Rule
+    val composeTestRule = createComposeRule()
+
+    private val testItems = List(5) { index ->
+        Item(
+            id = index + 1,
+            title = "Item ${index + 1}",
+            subtitle = "Description for item ${index + 1}"
+        )
+    }
+
+    @Test
+    fun itemList_isDisplayed() {
+        composeTestRule.setContent {
+            TestAndroidAppTheme {
+                ItemList(items = testItems)
+            }
+        }
+
+        composeTestRule.onNodeWithTag("item_list").assertIsDisplayed()
+    }
+
+    @Test
+    fun itemList_showsTitles() {
+        composeTestRule.setContent {
+            TestAndroidAppTheme {
+                ItemList(items = testItems)
+            }
+        }
+
+        composeTestRule.onNodeWithText("Item 1").assertIsDisplayed()
+        composeTestRule.onNodeWithText("Item 3").assertIsDisplayed()
+        composeTestRule.onNodeWithText("Item 5").assertIsDisplayed()
+    }
+
+    @Test
+    fun itemList_showsSubtitles() {
+        composeTestRule.setContent {
+            TestAndroidAppTheme {
+                ItemList(items = testItems)
+            }
+        }
+
+        composeTestRule.onNodeWithText("Description for item 1").assertIsDisplayed()
+        composeTestRule.onNodeWithText("Description for item 5").assertIsDisplayed()
+    }
+
+    @Test
+    fun itemList_withEmptyList_showsNoItems() {
+        composeTestRule.setContent {
+            TestAndroidAppTheme {
+                ItemList(items = emptyList())
+            }
+        }
+
+        composeTestRule.onNodeWithText("Item 1").assertDoesNotExist()
+    }
+}

app/src/main/java/com/complycube/testandroidapp/Item.kt

@@ -0,0 +1,3 @@
+package com.complycube.testandroidapp
+
+data class Item(val id: Int, val title: String, val subtitle: String)

app/src/main/java/com/complycube/testandroidapp/ItemListScreen.kt

@@ -0,0 +1,68 @@
+package com.complycube.testandroidapp
+
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.Card
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.testTag
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import com.complycube.testandroidapp.ui.theme.TestAndroidAppTheme
+
+@Composable
+fun ItemListScreen(
+    viewModel: ItemListViewModel,
+    modifier: Modifier = Modifier
+) {
+    val items by viewModel.items.collectAsState()
+    ItemList(items = items, modifier = modifier)
+}
+
+@Composable
+fun ItemList(
+    items: List<Item>,
+    modifier: Modifier = Modifier
+) {
+    LazyColumn(modifier = modifier.testTag("item_list")) {
+        items(items = items, key = { it.id }) { item ->
+            ItemCard(item = item)
+        }
+    }
+}
+
+@Composable
+private fun ItemCard(
+    item: Item,
+    modifier: Modifier = Modifier
+) {
+    Card(
+        modifier = modifier
+            .fillMaxWidth()
+            .padding(horizontal = 16.dp, vertical = 4.dp)
+    ) {
+        Column(modifier = Modifier.padding(16.dp)) {
+            Text(text = item.title, style = MaterialTheme.typography.titleMedium)
+            Text(text = item.subtitle, style = MaterialTheme.typography.bodyMedium)
+        }
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+private fun ItemListPreview() {
+    TestAndroidAppTheme {
+        ItemList(
+            items = List(5) { index ->
+                Item(id = index + 1, title = "Item ${index + 1}", subtitle = "Description for item ${index + 1}")
+            }
+        )
+    }
+}

app/src/main/java/com/complycube/testandroidapp/ItemListViewModel.kt

@@ -0,0 +1,19 @@
+package com.complycube.testandroidapp
+
+import androidx.lifecycle.ViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+
+class ItemListViewModel : ViewModel() {
+    private val _items = MutableStateFlow(
+        List(30) { index ->
+            Item(
+                id = index + 1,
+                title = "Item ${index + 1}",
+                subtitle = "Description for item ${index + 1}"
+            )
+        }
+    )
+    val items: StateFlow<List<Item>> = _items.asStateFlow()
+}

app/src/main/java/com/complycube/testandroidapp/MainActivity.kt

@@ -4,44 +4,28 @@ import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
+import androidx.activity.viewModels
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Text
-import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.tooling.preview.Preview
 import com.complycube.testandroidapp.ui.theme.TestAndroidAppTheme
 
 class MainActivity : ComponentActivity() {
+    private val viewModel: ItemListViewModel by viewModels()
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         enableEdgeToEdge()
         setContent {
             TestAndroidAppTheme {
                 Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
-                    Greeting(
-                        name = "Android",
+                    ItemListScreen(
+                        viewModel = viewModel,
                         modifier = Modifier.padding(innerPadding)
                     )
                 }
             }
         }
     }
 }
-
-@Composable
-fun Greeting(name: String, modifier: Modifier = Modifier) {
-    Text(
-        text = "Hello $name!",
-        modifier = modifier
-    )
-}
-
-@Preview(showBackground = true)
-@Composable
-fun GreetingPreview() {
-    TestAndroidAppTheme {
-        Greeting("Android")
-    }
-}