From 7920a52dd5680651118312f9be0600797ff2257e Mon Sep 17 00:00:00 2001
From: Kostia Sokolovskyi <sokolovskyi.konstantin@gmail.com>
Date: Tue, 7 May 2024 17:21:46 +0200
Subject: [PATCH] Add tests for callback_shortcuts.0.dart API example.
 (#147536)

This PR contributes to https://github.com/flutter/flutter/issues/130459

### Description
- Corrects the name for `examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart` test file
- Update tests for `examples/api/lib/widgets/shortcuts/callback_shortcuts.0.dart`
---
 dev/bots/check_code_samples.dart              |  1 -
 .../shortcuts/callback_shortcuts.0.dart       | 29 ----------
 .../shortcuts/callback_shortcuts.0_test.dart  | 55 +++++++++++++++++++
 3 files changed, 55 insertions(+), 30 deletions(-)
 delete mode 100644 examples/api/test/widgets/shortcuts/callback_shortcuts.0.dart
 create mode 100644 examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart

diff --git a/dev/bots/check_code_samples.dart b/dev/bots/check_code_samples.dart
index a6b363cd7e55..65faf0e384a4 100644
--- a/dev/bots/check_code_samples.dart
+++ b/dev/bots/check_code_samples.dart
@@ -431,7 +431,6 @@ final Set<String> _knownMissingTests = <String>{
   'examples/api/test/widgets/image/image.frame_builder.0_test.dart',
   'examples/api/test/widgets/image/image.loading_builder.0_test.dart',
   'examples/api/test/widgets/shortcuts/logical_key_set.0_test.dart',
-  'examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart',
   'examples/api/test/widgets/page_storage/page_storage.0_test.dart',
   'examples/api/test/widgets/scrollbar/raw_scrollbar.1_test.dart',
   'examples/api/test/widgets/scrollbar/raw_scrollbar.2_test.dart',
diff --git a/examples/api/test/widgets/shortcuts/callback_shortcuts.0.dart b/examples/api/test/widgets/shortcuts/callback_shortcuts.0.dart
deleted file mode 100644
index f0ac673ce677..000000000000
--- a/examples/api/test/widgets/shortcuts/callback_shortcuts.0.dart
+++ /dev/null
@@ -1,29 +0,0 @@
-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'package:flutter/services.dart';
-import 'package:flutter_api_samples/widgets/shortcuts/callback_shortcuts.0.dart' as example;
-import 'package:flutter_test/flutter_test.dart';
-
-void main() {
-  testWidgets('CallbackShortcutsApp increments and decrements', (WidgetTester tester) async {
-    await tester.pumpWidget(
-      const example.CallbackShortcutsApp(),
-    );
-
-    expect(find.text('count: 0'), findsOneWidget);
-
-    // Increment the counter.
-    await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
-    await tester.pump();
-
-    expect(find.text('count: 1'), findsOneWidget);
-
-    // Decrement the counter.
-    await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
-    await tester.pump();
-
-    expect(find.text('count: 0'), findsOneWidget);
-  });
-}
diff --git a/examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart b/examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart
new file mode 100644
index 000000000000..d65ecccfc17b
--- /dev/null
+++ b/examples/api/test/widgets/shortcuts/callback_shortcuts.0_test.dart
@@ -0,0 +1,55 @@
+// Copyright 2014 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter/services.dart';
+import 'package:flutter_api_samples/widgets/shortcuts/callback_shortcuts.0.dart'
+    as example;
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  testWidgets('Verify correct labels are displayed', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const example.CallbackShortcutsApp(),
+    );
+
+    expect(find.text('CallbackShortcuts Sample'), findsOneWidget);
+    expect(
+      find.text('Press the up arrow key to add to the counter'),
+      findsOneWidget,
+    );
+    expect(
+      find.text('Press the down arrow key to subtract from the counter'),
+      findsOneWidget,
+    );
+    expect(find.text('count: 0'), findsOneWidget);
+  });
+
+  testWidgets('Up and down arrow press updates counter', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const example.CallbackShortcutsApp(),
+    );
+
+    int counter = 0;
+
+    while (counter < 10) {
+      expect(find.text('count: $counter'), findsOneWidget);
+
+      // Increment the counter.
+      await tester.sendKeyEvent(LogicalKeyboardKey.arrowUp);
+      await tester.pump();
+
+      counter++;
+    }
+
+    while (counter >= 0) {
+      expect(find.text('count: $counter'), findsOneWidget);
+
+      // Decrement the counter.
+      await tester.sendKeyEvent(LogicalKeyboardKey.arrowDown);
+      await tester.pump();
+
+      counter--;
+    }
+  });
+}