From 230cba2331ddc487ea6c483f5f49cbbf7ce430e4 Mon Sep 17 00:00:00 2001
From: Valentin Vignal <32538273+ValentinVignal@users.noreply.github.com>
Date: Thu, 17 Oct 2024 23:32:31 +0800
Subject: [PATCH] Add test for `selection_container.0_test.dart` (#157079)

Contributes to https://github.com/flutter/flutter/issues/130459

It adds a test for
- `examples/api/test/material/selection_container/selection_container.0_test.dart`
---
 dev/bots/check_code_samples.dart              |  1 -
 .../selection_container.0_test.dart           | 62 +++++++++++++++++++
 2 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 examples/api/test/material/selection_container/selection_container.0_test.dart

diff --git a/dev/bots/check_code_samples.dart b/dev/bots/check_code_samples.dart
index a357d5c103..84900f157c 100644
--- a/dev/bots/check_code_samples.dart
+++ b/dev/bots/check_code_samples.dart
@@ -312,7 +312,6 @@ final Set<String> _knownMissingTests = <String>{
   'examples/api/test/material/bottom_app_bar/bottom_app_bar.2_test.dart',
   'examples/api/test/material/bottom_app_bar/bottom_app_bar.1_test.dart',
   'examples/api/test/material/selectable_region/selectable_region.0_test.dart',
-  'examples/api/test/material/selection_container/selection_container.0_test.dart',
   'examples/api/test/material/color_scheme/dynamic_content_color.0_test.dart',
   'examples/api/test/material/platform_menu_bar/platform_menu_bar.0_test.dart',
   'examples/api/test/material/flexible_space_bar/flexible_space_bar.0_test.dart',
diff --git a/examples/api/test/material/selection_container/selection_container.0_test.dart b/examples/api/test/material/selection_container/selection_container.0_test.dart
new file mode 100644
index 0000000000..e285c20496
--- /dev/null
+++ b/examples/api/test/material/selection_container/selection_container.0_test.dart
@@ -0,0 +1,62 @@
+// 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/gestures.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+import 'package:flutter_api_samples/material/selection_container/selection_container.0.dart' as example;
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  testWidgets('The SelectionContainer should transform the partial selection into an all selection', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const example.SelectionContainerExampleApp(),
+    );
+
+    expect(find.widgetWithText(AppBar, 'SelectionContainer Sample'), findsOne);
+
+    final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(
+      find.descendant(
+        of: find.text('Row 1'),
+        matching: find.byType(RichText),
+      ),
+    );
+    final RenderParagraph paragraph2 = tester.renderObject<RenderParagraph>(
+      find.descendant(
+        of: find.text('Row 2'),
+        matching: find.byType(RichText),
+      ),
+    );
+    final RenderParagraph paragraph3 = tester.renderObject<RenderParagraph>(
+      find.descendant(
+        of: find.text('Row 3'),
+        matching: find.byType(RichText),
+      ),
+    );
+    final Rect paragraph1Rect = tester.getRect(find.text('Row 1'));
+    final TestGesture gesture = await tester.startGesture(
+      paragraph1Rect.topLeft,
+      kind: PointerDeviceKind.mouse,
+    );
+    addTearDown(gesture.removePointer);
+    await tester.pump();
+
+    await gesture.moveTo(paragraph1Rect.center);
+    await tester.pump();
+    expect(
+      paragraph1.selections.first,
+      const TextSelection(baseOffset: 0, extentOffset: 5),
+    );
+    expect(
+      paragraph2.selections.first,
+      const TextSelection(baseOffset: 0, extentOffset: 5),
+    );
+    expect(
+      paragraph3.selections.first,
+      const TextSelection(baseOffset: 0, extentOffset: 5),
+    );
+
+    await gesture.up();
+  });
+}