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195 lines
9.0 KiB
Dart
195 lines
9.0 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/material.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('ButtonStyle copyWith, merge, ==, hashCode basics', () {
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expect(const ButtonStyle(), const ButtonStyle().copyWith());
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expect(const ButtonStyle().merge(const ButtonStyle()), const ButtonStyle());
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expect(const ButtonStyle().hashCode, const ButtonStyle().copyWith().hashCode);
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});
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test('ButtonStyle defaults', () {
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const ButtonStyle style = ButtonStyle();
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expect(style.textStyle, null);
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expect(style.backgroundColor, null);
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expect(style.foregroundColor, null);
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expect(style.overlayColor, null);
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expect(style.elevation, null);
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expect(style.padding, null);
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expect(style.minimumSize, null);
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expect(style.fixedSize, null);
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expect(style.maximumSize, null);
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expect(style.side, null);
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expect(style.shape, null);
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expect(style.mouseCursor, null);
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expect(style.visualDensity, null);
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expect(style.tapTargetSize, null);
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expect(style.animationDuration, null);
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expect(style.enableFeedback, null);
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});
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testWidgets('Default ButtonStyle debugFillProperties', (WidgetTester tester) async {
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final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
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const ButtonStyle().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('ButtonStyle debugFillProperties', (WidgetTester tester) async {
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final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
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ButtonStyle(
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textStyle: MaterialStateProperty.all<TextStyle>(const TextStyle(fontSize: 10.0)),
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backgroundColor: MaterialStateProperty.all<Color>(const Color(0xfffffff1)),
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foregroundColor: MaterialStateProperty.all<Color>(const Color(0xfffffff2)),
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overlayColor: MaterialStateProperty.all<Color>(const Color(0xfffffff3)),
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elevation: MaterialStateProperty.all<double>(1.5),
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padding: MaterialStateProperty.all<EdgeInsets>(const EdgeInsets.all(1.0)),
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minimumSize: MaterialStateProperty.all<Size>(const Size(1.0, 2.0)),
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side: MaterialStateProperty.all<BorderSide>(const BorderSide(width: 4.0, color: Color(0xfffffff4))),
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maximumSize: MaterialStateProperty.all<Size>(const Size(100.0, 200.0)),
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shape: MaterialStateProperty.all<OutlinedBorder>(const StadiumBorder()),
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mouseCursor: MaterialStateProperty.all<MouseCursor>(SystemMouseCursors.forbidden),
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tapTargetSize: MaterialTapTargetSize.shrinkWrap,
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animationDuration: const Duration(seconds: 1),
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enableFeedback: true,
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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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'textStyle: MaterialStateProperty.all(TextStyle(inherit: true, size: 10.0))',
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'backgroundColor: MaterialStateProperty.all(Color(0xfffffff1))',
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'foregroundColor: MaterialStateProperty.all(Color(0xfffffff2))',
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'overlayColor: MaterialStateProperty.all(Color(0xfffffff3))',
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'elevation: MaterialStateProperty.all(1.5)',
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'padding: MaterialStateProperty.all(EdgeInsets.all(1.0))',
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'minimumSize: MaterialStateProperty.all(Size(1.0, 2.0))',
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'maximumSize: MaterialStateProperty.all(Size(100.0, 200.0))',
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'side: MaterialStateProperty.all(BorderSide(Color(0xfffffff4), 4.0, BorderStyle.solid))',
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'shape: MaterialStateProperty.all(StadiumBorder(BorderSide(Color(0xff000000), 0.0, BorderStyle.none)))',
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'mouseCursor: MaterialStateProperty.all(SystemMouseCursor(forbidden))',
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'tapTargetSize: shrinkWrap',
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'animationDuration: 0:00:01.000000',
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'enableFeedback: true',
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]);
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});
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testWidgets('ButtonStyle copyWith, merge', (WidgetTester tester) async {
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final MaterialStateProperty<TextStyle> textStyle = MaterialStateProperty.all<TextStyle>(const TextStyle(fontSize: 10));
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final MaterialStateProperty<Color> backgroundColor = MaterialStateProperty.all<Color>(const Color(0xfffffff1));
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final MaterialStateProperty<Color> foregroundColor = MaterialStateProperty.all<Color>(const Color(0xfffffff2));
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final MaterialStateProperty<Color> overlayColor = MaterialStateProperty.all<Color>(const Color(0xfffffff3));
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final MaterialStateProperty<double> elevation = MaterialStateProperty.all<double>(1);
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final MaterialStateProperty<EdgeInsets> padding = MaterialStateProperty.all<EdgeInsets>(const EdgeInsets.all(1));
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final MaterialStateProperty<Size> minimumSize = MaterialStateProperty.all<Size>(const Size(1, 2));
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final MaterialStateProperty<Size> fixedSize = MaterialStateProperty.all<Size>(const Size(3, 4));
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final MaterialStateProperty<Size> maximumSize = MaterialStateProperty.all<Size>(const Size(5, 6));
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final MaterialStateProperty<BorderSide> side = MaterialStateProperty.all<BorderSide>(const BorderSide());
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final MaterialStateProperty<OutlinedBorder> shape = MaterialStateProperty.all<OutlinedBorder>(const StadiumBorder());
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final MaterialStateProperty<MouseCursor> mouseCursor = MaterialStateProperty.all<MouseCursor>(SystemMouseCursors.forbidden);
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const VisualDensity visualDensity = VisualDensity.compact;
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const MaterialTapTargetSize tapTargetSize = MaterialTapTargetSize.shrinkWrap;
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const Duration animationDuration = Duration(seconds: 1);
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const bool enableFeedback = true;
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final ButtonStyle style = ButtonStyle(
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textStyle: textStyle,
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backgroundColor: backgroundColor,
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foregroundColor: foregroundColor,
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overlayColor: overlayColor,
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elevation: elevation,
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padding: padding,
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minimumSize: minimumSize,
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fixedSize: fixedSize,
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maximumSize: maximumSize,
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side: side,
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shape: shape,
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mouseCursor: mouseCursor,
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visualDensity: visualDensity,
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tapTargetSize: tapTargetSize,
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animationDuration: animationDuration,
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enableFeedback: enableFeedback,
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);
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expect(
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style,
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const ButtonStyle().copyWith(
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textStyle: textStyle,
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backgroundColor: backgroundColor,
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foregroundColor: foregroundColor,
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overlayColor: overlayColor,
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elevation: elevation,
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padding: padding,
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minimumSize: minimumSize,
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fixedSize: fixedSize,
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maximumSize: maximumSize,
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side: side,
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shape: shape,
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mouseCursor: mouseCursor,
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visualDensity: visualDensity,
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tapTargetSize: tapTargetSize,
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animationDuration: animationDuration,
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enableFeedback: enableFeedback,
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),
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);
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expect(
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style,
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const ButtonStyle().merge(style),
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);
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expect(
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style.copyWith(),
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style.merge(const ButtonStyle()),
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);
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});
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test('ButtonStyle.lerp BorderSide', () {
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// This is regression test for https://github.com/flutter/flutter/pull/78051
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expect(ButtonStyle.lerp(null, null, 0), null);
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expect(ButtonStyle.lerp(null, null, 0.5), null);
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expect(ButtonStyle.lerp(null, null, 1), null);
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const BorderSide blackSide = BorderSide();
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const BorderSide whiteSide = BorderSide(color: Color(0xFFFFFFFF));
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const BorderSide emptyBlackSide = BorderSide(width: 0, color: Color(0x00000000));
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final ButtonStyle blackStyle = ButtonStyle(side: MaterialStateProperty.all<BorderSide>(blackSide));
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final ButtonStyle whiteStyle = ButtonStyle(side: MaterialStateProperty.all<BorderSide>(whiteSide));
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// MaterialState.all<Foo>(value) properties resolve to value
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// for any set of MaterialStates.
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const Set<MaterialState> states = <MaterialState>{ };
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expect(ButtonStyle.lerp(blackStyle, blackStyle, 0)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, blackStyle, 0.5)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, blackStyle, 1)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, null, 0)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, null, 0.5)?.side?.resolve(states), BorderSide.lerp(blackSide, emptyBlackSide, 0.5));
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expect(ButtonStyle.lerp(blackStyle, null, 1)?.side?.resolve(states), emptyBlackSide);
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expect(ButtonStyle.lerp(null, blackStyle, 0)?.side?.resolve(states), emptyBlackSide);
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expect(ButtonStyle.lerp(null, blackStyle, 0.5)?.side?.resolve(states), BorderSide.lerp(emptyBlackSide, blackSide, 0.5));
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expect(ButtonStyle.lerp(null, blackStyle, 1)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, whiteStyle, 0)?.side?.resolve(states), blackSide);
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expect(ButtonStyle.lerp(blackStyle, whiteStyle, 0.5)?.side?.resolve(states), BorderSide.lerp(blackSide, whiteSide, 0.5));
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expect(ButtonStyle.lerp(blackStyle, whiteStyle, 1)?.side?.resolve(states), whiteSide);
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});
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}
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