94 lines
3.2 KiB
Dart
94 lines
3.2 KiB
Dart
// Copyright 2014 The Flutter 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/animation.dart';
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import 'package:flutter/rendering.dart';
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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test('copyWith, ==, hashCode basics', () {
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expect(const AnimationStyle(), const AnimationStyle().copyWith());
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expect(const AnimationStyle().hashCode, const AnimationStyle().copyWith().hashCode);
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});
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testWidgets('AnimationStyle.copyWith() overrides all properties', (WidgetTester tester) async {
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const original = AnimationStyle(
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curve: Curves.ease,
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duration: Duration(seconds: 1),
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reverseCurve: Curves.ease,
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reverseDuration: Duration(seconds: 1),
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);
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final AnimationStyle copy = original.copyWith(
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curve: Curves.linear,
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duration: const Duration(seconds: 2),
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reverseCurve: Curves.linear,
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reverseDuration: const Duration(seconds: 2),
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);
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expect(copy.curve, Curves.linear);
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expect(copy.duration, const Duration(seconds: 2));
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expect(copy.reverseCurve, Curves.linear);
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expect(copy.reverseDuration, const Duration(seconds: 2));
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});
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test('AnimationStyle.lerp identical a,b', () {
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expect(AnimationStyle.lerp(null, null, 0), null);
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const data = AnimationStyle();
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expect(identical(AnimationStyle.lerp(data, data, 0.5), data), true);
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});
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testWidgets('default AnimationStyle debugFillProperties', (WidgetTester tester) async {
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const a = AnimationStyle(
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curve: Curves.ease,
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duration: Duration(seconds: 1),
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reverseCurve: Curves.ease,
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reverseDuration: Duration(seconds: 1),
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);
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const b = AnimationStyle(
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curve: Curves.linear,
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duration: Duration(seconds: 2),
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reverseCurve: Curves.linear,
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reverseDuration: Duration(seconds: 2),
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);
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expect(AnimationStyle.lerp(a, b, 0), a);
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expect(AnimationStyle.lerp(a, b, 0.5), b);
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expect(AnimationStyle.lerp(a, b, 1.0), b);
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});
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testWidgets('default AnimationStyle debugFillProperties', (WidgetTester tester) async {
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final builder = DiagnosticPropertiesBuilder();
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const AnimationStyle().debugFillProperties(builder);
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final List<String> description = builder.properties
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.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
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.map((DiagnosticsNode node) => node.toString())
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.toList();
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expect(description, <String>[]);
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});
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testWidgets('AnimationStyle implements debugFillProperties', (WidgetTester tester) async {
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final builder = DiagnosticPropertiesBuilder();
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const AnimationStyle(
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curve: Curves.easeInOut,
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duration: Duration(seconds: 1),
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reverseCurve: Curves.bounceInOut,
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reverseDuration: Duration(seconds: 2),
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).debugFillProperties(builder);
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final List<String> description = builder.properties
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.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
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.map((DiagnosticsNode node) => node.toString())
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.toList();
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expect(description, <String>[
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'curve: Cubic(0.42, 0.00, 0.58, 1.00)',
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'duration: 0:00:01.000000',
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'reverseCurve: _BounceInOutCurve',
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'reverseDuration: 0:00:02.000000',
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]);
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});
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}
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