#9 - Create a simple UI test

TestingCodelab/app/src/androidTest/java/com/example/compose/rally/TopAppBarTest.kt

@@ -0,0 +1,30 @@
+package com.example.compose.rally
+
+import androidx.compose.ui.test.assertIsSelected
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithContentDescription
+import com.example.compose.rally.ui.components.RallyTopAppBar
+import org.junit.Rule
+import org.junit.Test
+
+class TopAppBarTest {
+
+    @get:Rule
+    val composeTestRule = createComposeRule()
+
+    @Test
+    fun rallyTopAppBarTest() {
+        val allScreens = RallyScreen.values().toList()
+        composeTestRule.setContent {
+            RallyTopAppBar(
+                allScreens = allScreens,
+                onTabSelected = {},
+                currentScreen = RallyScreen.Accounts
+            )
+        }
+
+        composeTestRule
+            .onNodeWithContentDescription(RallyScreen.Accounts.name)
+            .assertIsSelected()
+    }
+}