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diff --git a/test/widget_test.dart b/test/widget_test.dart
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+// This is a basic Flutter widget test.

+//

+// To perform an interaction with a widget in your test, use the WidgetTester

+// utility in the flutter_test package. For example, you can send tap and scroll

+// gestures. You can also use WidgetTester to find child widgets in the widget

+// tree, read text, and verify that the values of widget properties are correct.

+

+import 'package:flutter/material.dart';

+import 'package:flutter_test/flutter_test.dart';

+

+import 'package:speedometer/main.dart';

+

+void main() {

+  testWidgets('Counter increments smoke test', (WidgetTester tester) async {

+    // Build our app and trigger a frame.

+    await tester.pumpWidget(const MyApp());

+

+    // Verify that our counter starts at 0.

+    expect(find.text('0'), findsOneWidget);

+    expect(find.text('1'), findsNothing);

+

+    // Tap the '+' icon and trigger a frame.

+    await tester.tap(find.byIcon(Icons.add));

+    await tester.pump();

+

+    // Verify that our counter has incremented.

+    expect(find.text('0'), findsNothing);

+    expect(find.text('1'), findsOneWidget);

+  });

+}