blob: c581716cdcbc2ed1b1927f873b82cdfbac79e0bf [file] [log] [blame]
// Copyright 2015 The Chromium 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/rendering.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import '../painting/mocks_for_image_cache.dart';
const ImageProvider _kImage = const TestImageProvider(21, 42);
void main() {
testWidgets('ImageIcon sizing - no theme, default size', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const ImageIcon(_kImage)
)
);
final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
expect(renderObject.size, equals(const Size.square(24.0)));
expect(find.byType(Image), findsOneWidget);
});
testWidgets('Icon opacity', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const IconTheme(
data: const IconThemeData(opacity: 0.5),
child: const ImageIcon(_kImage),
),
),
);
final Image image = tester.widget(find.byType(Image));
expect(image, isNotNull);
expect(image.color.alpha, equals(128));
});
testWidgets('ImageIcon sizing - no theme, explicit size', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const ImageIcon(
null,
size: 96.0
)
)
);
final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
expect(renderObject.size, equals(const Size.square(96.0)));
});
testWidgets('ImageIcon sizing - sized theme', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const IconTheme(
data: const IconThemeData(size: 36.0),
child: const ImageIcon(null)
)
)
);
final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
expect(renderObject.size, equals(const Size.square(36.0)));
});
testWidgets('ImageIcon sizing - sized theme, explicit size', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const IconTheme(
data: const IconThemeData(size: 36.0),
child: const ImageIcon(
null,
size: 48.0
)
)
)
);
final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
expect(renderObject.size, equals(const Size.square(48.0)));
});
testWidgets('ImageIcon sizing - sizeless theme, default size', (WidgetTester tester) async {
await tester.pumpWidget(
const Center(
child: const IconTheme(
data: const IconThemeData(),
child: const ImageIcon(null)
)
)
);
final RenderBox renderObject = tester.renderObject(find.byType(ImageIcon));
expect(renderObject.size, equals(const Size.square(24.0)));
});
}