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47 lines
1.8 KiB
Dart
47 lines
1.8 KiB
Dart
// Copyright 2016 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter_web_test/flutter_web_test.dart';
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import 'package:flutter_web/widgets.dart';
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void main() {
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testWidgets('BoxConstraintsTween control test', (WidgetTester tester) async {
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final BoxConstraintsTween tween = BoxConstraintsTween(
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begin: BoxConstraints.tight(const Size(20.0, 50.0)),
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end: BoxConstraints.tight(const Size(10.0, 30.0)));
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final BoxConstraints result = tween.lerp(0.25);
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expect(result.minWidth, 17.5);
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expect(result.maxWidth, 17.5);
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expect(result.minHeight, 45.0);
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expect(result.maxHeight, 45.0);
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});
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testWidgets('DecorationTween control test', (WidgetTester tester) async {
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final DecorationTween tween = DecorationTween(
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begin: const BoxDecoration(color: Color(0xFF00FF00)),
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end: const BoxDecoration(color: Color(0xFFFFFF00)));
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final BoxDecoration result = tween.lerp(0.25);
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expect(result.color, const Color(0xFF3FFF00));
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});
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testWidgets('EdgeInsetsTween control test', (WidgetTester tester) async {
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final EdgeInsetsTween tween = EdgeInsetsTween(
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begin: const EdgeInsets.symmetric(vertical: 50.0),
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end: const EdgeInsets.only(top: 10.0, bottom: 30.0));
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final EdgeInsets result = tween.lerp(0.25);
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expect(result.left, 0.0);
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expect(result.right, 0.0);
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expect(result.top, 40.0);
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expect(result.bottom, 45.0);
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});
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testWidgets('Matrix4Tween control test', (WidgetTester tester) async {
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final Matrix4Tween tween = Matrix4Tween(
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begin: Matrix4.translationValues(10.0, 20.0, 30.0),
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end: Matrix4.translationValues(14.0, 24.0, 34.0));
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final Matrix4 result = tween.lerp(0.25);
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expect(result, equals(Matrix4.translationValues(11.0, 21.0, 31.0)));
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});
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}
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