examples/api/test/material/ink/ink.image_clip.1_test.dart

// 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 'dart:typed_data';

import 'package:flutter/material.dart';
import 'package:flutter_api_samples/material/ink/ink.image_clip.1.dart' as example;
import 'package:flutter_test/flutter_test.dart';

void main() {
  const List<int> kTransparentImage = <int>[
    0x89,
    0x50,
    0x4E,
    0x47,
    0x0D,
    0x0A,
    0x1A,
    0x0A,
    0x00,
    0x00,
    0x00,
    0x0D,
    0x49,
    0x48,
    0x44,
    0x52,
    0x00,
    0x00,
    0x00,
    0x01,
    0x00,
    0x00,
    0x00,
    0x01,
    0x08,
    0x06,
    0x00,
    0x00,
    0x00,
    0x1F,
    0x15,
    0xC4,
    0x89,
    0x00,
    0x00,
    0x00,
    0x0A,
    0x49,
    0x44,
    0x41,
    0x54,
    0x78,
    0x9C,
    0x63,
    0x00,
    0x01,
    0x00,
    0x00,
    0x05,
    0x00,
    0x01,
    0x0D,
    0x0A,
    0x2D,
    0xB4,
    0x00,
    0x00,
    0x00,
    0x00,
    0x49,
    0x45,
    0x4E,
    0x44,
    0xAE,
  ];

  testWidgets('Ink ancestor material is clipped', (WidgetTester tester) async {
    await tester.pumpWidget(
      MaterialApp(
        home: Scaffold(
          body: example.ImageClipExample(image: MemoryImage(Uint8List.fromList(kTransparentImage))),
        ),
      ),
    );

    final Finder inkMaterialFinder = find.ancestor(
      of: find.byType(Ink),
      matching: find.byType(Material),
    );
    expect(find.ancestor(of: inkMaterialFinder, matching: find.byType(ClipRRect)), findsOneWidget);
  });
}