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flutter / mirrors / flutter / 86e8bf4789e9f61c1a225af5b9d890580ddf59a9 / . / packages / flutter / test / material / chip_test.dart
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// 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:ui' show window;
import 'package:flutter/gestures.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/semantics.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import '../rendering/mock_canvas.dart';
import '../widgets/semantics_tester.dart';
import 'feedback_tester.dart';
Finder findRenderChipElement() {
return find.byElementPredicate((Element e) => '${e.runtimeType}' == '_RenderChipElement');
}
RenderBox getMaterialBox(WidgetTester tester) {
return tester.firstRenderObject<RenderBox>(
find.descendant(
of: find.byType(RawChip),
matching: find.byType(CustomPaint),
),
);
}
Material getMaterial(WidgetTester tester) {
return tester.widget<Material>(
find.descendant(
of: find.byType(RawChip),
matching: find.byType(Material),
),
);
}
IconThemeData getIconData(WidgetTester tester) {
final IconTheme iconTheme = tester.firstWidget(
find.descendant(
of: find.byType(RawChip),
matching: find.byType(IconTheme),
),
);
return iconTheme.data;
}
DefaultTextStyle getLabelStyle(WidgetTester tester) {
return tester.widget(
find.descendant(
of: find.byType(RawChip),
matching: find.byType(DefaultTextStyle),
).last,
);
}
dynamic getRenderChip(WidgetTester tester) {
if (!tester.any(findRenderChipElement())) {
return null;
}
final Element element = tester.element(findRenderChipElement());
return element.renderObject;
}
double getSelectProgress(WidgetTester tester) => getRenderChip(tester)?.checkmarkAnimation?.value as double;
double getAvatarDrawerProgress(WidgetTester tester) => getRenderChip(tester)?.avatarDrawerAnimation?.value as double;
double getDeleteDrawerProgress(WidgetTester tester) => getRenderChip(tester)?.deleteDrawerAnimation?.value as double;
double getEnableProgress(WidgetTester tester) => getRenderChip(tester)?.enableAnimation?.value as double;
/// Adds the basic requirements for a Chip.
Widget _wrapForChip({
required Widget child,
TextDirection textDirection = TextDirection.ltr,
double textScaleFactor = 1.0,
Brightness brightness = Brightness.light,
}) {
return MaterialApp(
theme: ThemeData(brightness: brightness),
home: Directionality(
textDirection: textDirection,
child: MediaQuery(
data: MediaQueryData.fromWindow(window).copyWith(textScaleFactor: textScaleFactor),
child: Material(child: child),
),
),
);
}
/// Tests that a [Chip] that has its size constrained by its parent is
/// further constraining the size of its child, the label widget.
/// Optionally, adding an avatar or delete icon to the chip should not
/// cause the chip or label to exceed its constrained height.
Future<void> _testConstrainedLabel(
WidgetTester tester, {
CircleAvatar? avatar,
VoidCallback? onDeleted,
}) async {
const double labelWidth = 100.0;
const double labelHeight = 50.0;
const double chipParentWidth = 75.0;
const double chipParentHeight = 25.0;
final Key labelKey = UniqueKey();
await tester.pumpWidget(
_wrapForChip(
child: Center(
child: Container(
width: chipParentWidth,
height: chipParentHeight,
child: Chip(
avatar: avatar,
label: Container(
key: labelKey,
width: labelWidth,
height: labelHeight,
),
onDeleted: onDeleted,
),
),
),
),
);
final Size labelSize = tester.getSize(find.byKey(labelKey));
expect(labelSize.width, lessThan(chipParentWidth));
expect(labelSize.height, lessThanOrEqualTo(chipParentHeight));
final Size chipSize = tester.getSize(find.byType(Chip));
expect(chipSize.width, chipParentWidth);
expect(chipSize.height, chipParentHeight);
}
Widget _selectedInputChip({ Color? checkmarkColor }) {
return InputChip(
label: const Text('InputChip'),
selected: true,
showCheckmark: true,
checkmarkColor: checkmarkColor,
);
}
Widget _selectedFilterChip({ Color? checkmarkColor }) {
return FilterChip(
label: const Text('InputChip'),
selected: true,
showCheckmark: true,
checkmarkColor: checkmarkColor,
onSelected: (bool _) { },
);
}
Future<void> _pumpCheckmarkChip(
WidgetTester tester, {
required Widget chip,
Color? themeColor,
Brightness brightness = Brightness.light,
}) async {
await tester.pumpWidget(
_wrapForChip(
brightness: brightness,
child: Builder(
builder: (BuildContext context) {
final ChipThemeData chipTheme = ChipTheme.of(context);
return ChipTheme(
data: themeColor == null ? chipTheme : chipTheme.copyWith(
checkmarkColor: themeColor,
),
child: chip,
);
},
),
),
);
}
void _expectCheckmarkColor(Finder finder, Color color) {
expect(
finder,
paints
// The first path that is painted is the selection overlay. We do not care
// how it is painted but it has to be added it to this pattern so that the
// check mark can be checked next.
..path()
// The second path that is painted is the check mark.
..path(color: color),
);
}
Widget _chipWithOptionalDeleteButton({
UniqueKey? deleteButtonKey,
UniqueKey? labelKey,
required bool deletable,
TextDirection textDirection = TextDirection.ltr,
}){
return _wrapForChip(
textDirection: textDirection,
child: Wrap(
children: <Widget>[
RawChip(
onPressed: () {},
onDeleted: deletable ? () {} : null,
deleteIcon: Icon(Icons.close, key: deleteButtonKey),
label: Text(
deletable
? 'Chip with Delete Button'
: 'Chip without Delete Button',
key: labelKey,
),
),
],
),
);
}
bool offsetsAreClose(Offset a, Offset b) => (a - b).distance < 1.0;
bool radiiAreClose(double a, double b) => (a - b).abs() < 1.0;
// Ripple pattern matches if there exists at least one ripple
// with the [expectedCenter] and [expectedRadius].
// This ensures the existence of a ripple.
PaintPattern ripplePattern(Offset expectedCenter, double expectedRadius) {
return paints
..something((Symbol method, List<dynamic> arguments) {
if (method != #drawCircle)
return false;
final Offset center = arguments[0] as Offset;
final double radius = arguments[1] as double;
return offsetsAreClose(center, expectedCenter) && radiiAreClose(radius, expectedRadius);
}
);
}
// Unique ripple pattern matches if there does not exist ripples
// other than ones with the [expectedCenter] and [expectedRadius].
// This ensures the nonexistence of two different ripples.
PaintPattern uniqueRipplePattern(Offset expectedCenter, double expectedRadius) {
return paints
..everything((Symbol method, List<dynamic> arguments) {
if (method != #drawCircle)
return true;
final Offset center = arguments[0] as Offset;
final double radius = arguments[1] as double;
if (offsetsAreClose(center, expectedCenter) && radiiAreClose(radius, expectedRadius))
return true;
throw '''
Expected: center == $expectedCenter, radius == $expectedRadius
Found: center == $center radius == $radius''';
}
);
}
// Finds any container of a tooltip.
Finder findTooltipContainer(String tooltipText) {
return find.ancestor(
of: find.text(tooltipText),
matching: find.byType(Container),
);
}
void main() {
testWidgets('Chip control test', (WidgetTester tester) async {
final FeedbackTester feedback = FeedbackTester();
final List<String> deletedChipLabels = <String>[];
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: <Widget>[
Chip(
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onDeleted: () {
deletedChipLabels.add('A');
},
deleteButtonTooltipMessage: 'Delete chip A',
),
Chip(
avatar: const CircleAvatar(child: Text('B')),
label: const Text('Chip B'),
onDeleted: () {
deletedChipLabels.add('B');
},
deleteButtonTooltipMessage: 'Delete chip B',
),
],
),
),
);
expect(tester.widget(find.byTooltip('Delete chip A')), isNotNull);
expect(tester.widget(find.byTooltip('Delete chip B')), isNotNull);
expect(feedback.clickSoundCount, 0);
expect(deletedChipLabels, isEmpty);
await tester.tap(find.byTooltip('Delete chip A'));
expect(deletedChipLabels, equals(<String>['A']));
await tester.pumpAndSettle(const Duration(seconds: 1));
expect(feedback.clickSoundCount, 1);
await tester.tap(find.byTooltip('Delete chip B'));
expect(deletedChipLabels, equals(<String>['A', 'B']));
await tester.pumpAndSettle(const Duration(seconds: 1));
expect(feedback.clickSoundCount, 2);
feedback.dispose();
});
testWidgets(
'Chip does not constrain size of label widget if it does not exceed '
'the available space',
(WidgetTester tester) async {
const double labelWidth = 50.0;
const double labelHeight = 30.0;
final Key labelKey = UniqueKey();
await tester.pumpWidget(
_wrapForChip(
child: Center(
child: Container(
width: 500.0,
height: 500.0,
child: Column(
children: <Widget>[
Chip(
label: Container(
key: labelKey,
width: labelWidth,
height: labelHeight,
),
),
],
),
),
),
),
);
final Size labelSize = tester.getSize(find.byKey(labelKey));
expect(labelSize.width, labelWidth);
expect(labelSize.height, labelHeight);
},
);
testWidgets(
'Chip constrains the size of the label widget when it exceeds the '
'available space',
(WidgetTester tester) async {
await _testConstrainedLabel(tester);
},
);
testWidgets(
'Chip constrains the size of the label widget when it exceeds the '
'available space and the avatar is present',
(WidgetTester tester) async {
await _testConstrainedLabel(
tester,
avatar: const CircleAvatar(child: Text('A')),
);
},
);
testWidgets(
'Chip constrains the size of the label widget when it exceeds the '
'available space and the delete icon is present',
(WidgetTester tester) async {
await _testConstrainedLabel(
tester,
onDeleted: () { },
);
},
);
testWidgets(
'Chip constrains the size of the label widget when it exceeds the '
'available space and both avatar and delete icons are present',
(WidgetTester tester) async {
await _testConstrainedLabel(
tester,
avatar: const CircleAvatar(child: Text('A')),
onDeleted: () { },
);
},
);
testWidgets(
'Chip constrains the avatar, label, and delete icons to the bounds of '
'the chip when it exceeds the available space',
(WidgetTester tester) async {
// Regression test for https://github.com/flutter/flutter/issues/11523
Widget chipBuilder (String text, {Widget? avatar, VoidCallback? onDeleted}) {
return MaterialApp(
home: Scaffold(
body: Container(
width: 150,
child: Column(
children: <Widget>[
Chip(
avatar: avatar,
label: Text(text),
onDeleted: onDeleted,
),
],
),
),
),
);
}
void chipRectContains(Rect chipRect, Rect rect) {
expect(chipRect.contains(rect.topLeft), true);
expect(chipRect.contains(rect.topRight), true);
expect(chipRect.contains(rect.bottomLeft), true);
expect(chipRect.contains(rect.bottomRight), true);
}
Rect chipRect;
Rect avatarRect;
Rect labelRect;
Rect deleteIconRect;
const String text = 'Very long text that will be clipped';
await tester.pumpWidget(chipBuilder(text));
chipRect = tester.getRect(find.byType(Chip));
labelRect = tester.getRect(find.text(text));
chipRectContains(chipRect, labelRect);
await tester.pumpWidget(chipBuilder(
text,
avatar: const CircleAvatar(child: Text('A')),
));
await tester.pumpAndSettle();
chipRect = tester.getRect(find.byType(Chip));
avatarRect = tester.getRect(find.byType(CircleAvatar));
chipRectContains(chipRect, avatarRect);
labelRect = tester.getRect(find.text(text));
chipRectContains(chipRect, labelRect);
await tester.pumpWidget(chipBuilder(
text,
avatar: const CircleAvatar(child: Text('A')),
onDeleted: () {},
));
await tester.pumpAndSettle();
chipRect = tester.getRect(find.byType(Chip));
avatarRect = tester.getRect(find.byType(CircleAvatar));
chipRectContains(chipRect, avatarRect);
labelRect = tester.getRect(find.text(text));
chipRectContains(chipRect, labelRect);
deleteIconRect = tester.getRect(find.byIcon(Icons.cancel));
chipRectContains(chipRect, deleteIconRect);
},
);
testWidgets('Chip in row works ok', (WidgetTester tester) async {
const TextStyle style = TextStyle(fontFamily: 'Ahem', fontSize: 10.0);
await tester.pumpWidget(
_wrapForChip(
child: Row(
children: const <Widget>[
Chip(label: Text('Test'), labelStyle: style),
],
),
),
);
expect(tester.getSize(find.byType(Text)), const Size(40.0, 10.0));
expect(tester.getSize(find.byType(Chip)), const Size(64.0, 48.0));
await tester.pumpWidget(
_wrapForChip(
child: Row(
children: const <Widget>[
Flexible(child: Chip(label: Text('Test'), labelStyle: style)),
],
),
),
);
expect(tester.getSize(find.byType(Text)), const Size(40.0, 10.0));
expect(tester.getSize(find.byType(Chip)), const Size(64.0, 48.0));
await tester.pumpWidget(
_wrapForChip(
child: Row(
children: const <Widget>[
Expanded(child: Chip(label: Text('Test'), labelStyle: style)),
],
),
),
);
expect(tester.getSize(find.byType(Text)), const Size(40.0, 10.0));
expect(tester.getSize(find.byType(Chip)), const Size(800.0, 48.0));
});
testWidgets('Chip elements are ordered horizontally for locale', (WidgetTester tester) async {
final UniqueKey iconKey = UniqueKey();
final Widget test = Overlay(
initialEntries: <OverlayEntry>[
OverlayEntry(
builder: (BuildContext context) {
return Material(
child: Chip(
deleteIcon: Icon(Icons.delete, key: iconKey),
onDeleted: () { },
label: const Text('ABC'),
),
);
},
),
],
);
await tester.pumpWidget(
_wrapForChip(
child: test,
textDirection: TextDirection.rtl,
),
);
await tester.pumpAndSettle(const Duration(milliseconds: 500));
expect(tester.getCenter(find.text('ABC')).dx, greaterThan(tester.getCenter(find.byKey(iconKey)).dx));
await tester.pumpWidget(
_wrapForChip(
textDirection: TextDirection.ltr,
child: test,
),
);
await tester.pumpAndSettle(const Duration(milliseconds: 500));
expect(tester.getCenter(find.text('ABC')).dx, lessThan(tester.getCenter(find.byKey(iconKey)).dx));
});
testWidgets('Chip responds to textScaleFactor', (WidgetTester tester) async {
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: const <Widget>[
Chip(
avatar: CircleAvatar(child: Text('A')),
label: Text('Chip A'),
),
Chip(
avatar: CircleAvatar(child: Text('B')),
label: Text('Chip B'),
),
],
),
),
);
// TODO(gspencer): Update this test when the font metric bug is fixed to remove the anyOfs.
// https://github.com/flutter/flutter/issues/12357
expect(
tester.getSize(find.text('Chip A')),
anyOf(const Size(84.0, 14.0), const Size(83.0, 14.0)),
);
expect(
tester.getSize(find.text('Chip B')),
anyOf(const Size(84.0, 14.0), const Size(83.0, 14.0)),
);
expect(tester.getSize(find.byType(Chip).first), anyOf(const Size(132.0, 48.0), const Size(131.0, 48.0)));
expect(tester.getSize(find.byType(Chip).last), anyOf(const Size(132.0, 48.0), const Size(131.0, 48.0)));
await tester.pumpWidget(
_wrapForChip(
textScaleFactor: 3.0,
child: Column(
children: const <Widget>[
Chip(
avatar: CircleAvatar(child: Text('A')),
label: Text('Chip A'),
),
Chip(
avatar: CircleAvatar(child: Text('B')),
label: Text('Chip B'),
),
],
),
),
);
// TODO(gspencer): Update this test when the font metric bug is fixed to remove the anyOfs.
// https://github.com/flutter/flutter/issues/12357
expect(tester.getSize(find.text('Chip A')), anyOf(const Size(252.0, 42.0), const Size(251.0, 42.0)));
expect(tester.getSize(find.text('Chip B')), anyOf(const Size(252.0, 42.0), const Size(251.0, 42.0)));
expect(tester.getSize(find.byType(Chip).first).width, anyOf(310.0, 311.0));
expect(tester.getSize(find.byType(Chip).first).height, equals(50.0));
expect(tester.getSize(find.byType(Chip).last).width, anyOf(310.0, 311.0));
expect(tester.getSize(find.byType(Chip).last).height, equals(50.0));
// Check that individual text scales are taken into account.
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: const <Widget>[
Chip(
avatar: CircleAvatar(child: Text('A')),
label: Text('Chip A', textScaleFactor: 3.0),
),
Chip(
avatar: CircleAvatar(child: Text('B')),
label: Text('Chip B'),
),
],
),
),
);
// TODO(gspencer): Update this test when the font metric bug is fixed to remove the anyOfs.
// https://github.com/flutter/flutter/issues/12357
expect(tester.getSize(find.text('Chip A')), anyOf(const Size(252.0, 42.0), const Size(251.0, 42.0)));
expect(tester.getSize(find.text('Chip B')), anyOf(const Size(84.0, 14.0), const Size(83.0, 14.0)));
expect(tester.getSize(find.byType(Chip).first).width, anyOf(318.0, 319.0));
expect(tester.getSize(find.byType(Chip).first).height, equals(50.0));
expect(tester.getSize(find.byType(Chip).last), anyOf(const Size(132.0, 48.0), const Size(131.0, 48.0)));
});
testWidgets('Labels can be non-text widgets', (WidgetTester tester) async {
final Key keyA = GlobalKey();
final Key keyB = GlobalKey();
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: <Widget>[
Chip(
avatar: const CircleAvatar(child: Text('A')),
label: Text('Chip A', key: keyA),
),
Chip(
avatar: const CircleAvatar(child: Text('B')),
label: Container(key: keyB, width: 10.0, height: 10.0),
),
],
),
),
);
// TODO(gspencer): Update this test when the font metric bug is fixed to remove the anyOfs.
// https://github.com/flutter/flutter/issues/12357
expect(
tester.getSize(find.byKey(keyA)),
anyOf(const Size(84.0, 14.0), const Size(83.0, 14.0)),
);
expect(tester.getSize(find.byKey(keyB)), const Size(10.0, 10.0));
expect(
tester.getSize(find.byType(Chip).first),
anyOf(const Size(132.0, 48.0), const Size(131.0, 48.0)),
);
expect(tester.getSize(find.byType(Chip).last), const Size(58.0, 48.0));
});
testWidgets('Avatars can be non-circle avatar widgets', (WidgetTester tester) async {
final Key keyA = GlobalKey();
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: <Widget>[
Chip(
avatar: Container(key: keyA, width: 20.0, height: 20.0),
label: const Text('Chip A'),
),
],
),
),
);
expect(tester.getSize(find.byKey(keyA)), equals(const Size(20.0, 20.0)));
});
testWidgets('Delete icons can be non-icon widgets', (WidgetTester tester) async {
final Key keyA = GlobalKey();
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: <Widget>[
Chip(
deleteIcon: Container(key: keyA, width: 20.0, height: 20.0),
label: const Text('Chip A'),
onDeleted: () { },
),
],
),
),
);
expect(tester.getSize(find.byKey(keyA)), equals(const Size(20.0, 20.0)));
});
testWidgets('Chip padding - LTR', (WidgetTester tester) async {
final GlobalKey keyA = GlobalKey();
final GlobalKey keyB = GlobalKey();
await tester.pumpWidget(
_wrapForChip(
textDirection: TextDirection.ltr,
child: Overlay(
initialEntries: <OverlayEntry>[
OverlayEntry(
builder: (BuildContext context) {
return Material(
child: Center(
child: Chip(
avatar: Placeholder(key: keyA),
label: Container(
key: keyB,
width: 40.0,
height: 40.0,
),
onDeleted: () { },
),
),
);
},
),
],
),
),
);
expect(tester.getTopLeft(find.byKey(keyA)), const Offset(332.0, 280.0));
expect(tester.getBottomRight(find.byKey(keyA)), const Offset(372.0, 320.0));
expect(tester.getTopLeft(find.byKey(keyB)), const Offset(380.0, 280.0));
expect(tester.getBottomRight(find.byKey(keyB)), const Offset(420.0, 320.0));
expect(tester.getTopLeft(find.byType(Icon)), const Offset(439.0, 291.0));
expect(tester.getBottomRight(find.byType(Icon)), const Offset(457.0, 309.0));
});
testWidgets('Chip padding - RTL', (WidgetTester tester) async {
final GlobalKey keyA = GlobalKey();
final GlobalKey keyB = GlobalKey();
await tester.pumpWidget(
_wrapForChip(
textDirection: TextDirection.rtl,
child: Overlay(
initialEntries: <OverlayEntry>[
OverlayEntry(
builder: (BuildContext context) {
return Material(
child: Center(
child: Chip(
avatar: Placeholder(key: keyA),
label: Container(
key: keyB,
width: 40.0,
height: 40.0,
),
onDeleted: () { },
),
),
);
},
),
],
),
),
);
expect(tester.getTopLeft(find.byKey(keyA)), const Offset(428.0, 280.0));
expect(tester.getBottomRight(find.byKey(keyA)), const Offset(468.0, 320.0));
expect(tester.getTopLeft(find.byKey(keyB)), const Offset(380.0, 280.0));
expect(tester.getBottomRight(find.byKey(keyB)), const Offset(420.0, 320.0));
expect(tester.getTopLeft(find.byType(Icon)), const Offset(343.0, 291.0));
expect(tester.getBottomRight(find.byType(Icon)), const Offset(361.0, 309.0));
});
testWidgets('Avatar drawer works as expected on RawChip', (WidgetTester tester) async {
final GlobalKey labelKey = GlobalKey();
Future<void> pushChip({ Widget? avatar }) async {
return tester.pumpWidget(
_wrapForChip(
child: Wrap(
children: <Widget>[
RawChip(
avatar: avatar,
label: Text('Chip', key: labelKey),
shape: const StadiumBorder(),
),
],
),
),
);
}
// No avatar
await pushChip();
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
final GlobalKey avatarKey = GlobalKey();
// Add an avatar
await pushChip(
avatar: Container(
key: avatarKey,
color: const Color(0xff000000),
width: 40.0,
height: 40.0,
),
);
// Avatar drawer should start out closed.
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)), equals(const Offset(-20.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
// Avatar drawer should start expanding.
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(81.2, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-18.8, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(13.2, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(86.7, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-13.3, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(18.6, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(94.7, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-5.3, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(26.7, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(99.5, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-0.5, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(31.5, epsilon: 0.1));
// Wait for being done with animation, and make sure it didn't change
// height.
await tester.pumpAndSettle(const Duration(milliseconds: 200));
expect(tester.getSize(find.byType(RawChip)), equals(const Size(104.0, 48.0)));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)), equals(const Offset(4.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(36.0, 17.0)));
// Remove the avatar again
await pushChip();
// Avatar drawer should start out open.
expect(tester.getSize(find.byType(RawChip)), equals(const Size(104.0, 48.0)));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)), equals(const Offset(4.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(36.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
// Avatar drawer should start contracting.
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(102.9, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(2.9, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(34.9, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(98.0, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-2.0, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(30.0, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(84.1, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-15.9, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(16.1, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(80.0, epsilon: 0.1));
expect(tester.getSize(find.byKey(avatarKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(avatarKey)).dx, moreOrLessEquals(-20.0, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)).dx, moreOrLessEquals(12.0, epsilon: 0.1));
// Wait for being done with animation, make sure it didn't change
// height, and make sure that the avatar is no longer drawn.
await tester.pumpAndSettle(const Duration(milliseconds: 200));
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
expect(find.byKey(avatarKey), findsNothing);
});
testWidgets('Delete button drawer works as expected on RawChip', (WidgetTester tester) async {
final UniqueKey labelKey = UniqueKey();
final UniqueKey deleteButtonKey = UniqueKey();
bool wasDeleted = false;
Future<void> pushChip({ bool deletable = false }) async {
return tester.pumpWidget(
_wrapForChip(
child: Wrap(
children: <Widget>[
StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return RawChip(
onDeleted: deletable
? () {
setState(() {
wasDeleted = true;
});
}
: null,
deleteIcon: Container(width: 40.0, height: 40.0, key: deleteButtonKey),
label: Text('Chip', key: labelKey),
shape: const StadiumBorder(),
);
}),
],
),
),
);
}
// No delete button
await pushChip();
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
// Add a delete button
await pushChip(deletable: true);
// Delete button drawer should start out closed.
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)), equals(const Offset(52.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
// Delete button drawer should start expanding.
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(81.2, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(53.2, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(86.7, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(58.7, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(94.7, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(66.7, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(99.5, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(71.5, epsilon: 0.1));
// Wait for being done with animation, and make sure it didn't change
// height.
await tester.pumpAndSettle(const Duration(milliseconds: 200));
expect(tester.getSize(find.byType(RawChip)), equals(const Size(104.0, 48.0)));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)), equals(const Offset(76.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
// Test the tap work for the delete button, but not the rest of the chip.
expect(wasDeleted, isFalse);
await tester.tap(find.byKey(labelKey));
expect(wasDeleted, isFalse);
await tester.tap(find.byKey(deleteButtonKey));
expect(wasDeleted, isTrue);
// Remove the delete button again
await pushChip();
// Delete button drawer should start out open.
expect(tester.getSize(find.byType(RawChip)), equals(const Size(104.0, 48.0)));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)), equals(const Offset(76.0, 12.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
// Delete button drawer should start contracting.
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(103.8, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(75.8, epsilon: 0.1));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(102.9, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(74.9, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(101.0, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(73.0, epsilon: 0.1));
await tester.pump(const Duration(milliseconds: 20));
expect(tester.getSize(find.byType(RawChip)).width, moreOrLessEquals(97.5, epsilon: 0.1));
expect(tester.getSize(find.byKey(deleteButtonKey)), equals(const Size(24.0, 24.0)));
expect(tester.getTopLeft(find.byKey(deleteButtonKey)).dx, moreOrLessEquals(69.5, epsilon: 0.1));
// Wait for being done with animation, make sure it didn't change
// height, and make sure that the delete button is no longer drawn.
await tester.pumpAndSettle(const Duration(milliseconds: 200));
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
expect(tester.getTopLeft(find.byKey(labelKey)), equals(const Offset(12.0, 17.0)));
expect(find.byKey(deleteButtonKey), findsNothing);
});
testWidgets('Chip creates centered, unique ripple when label is tapped', (WidgetTester tester) async {
// Creates a chip with a delete button.
final UniqueKey labelKey = UniqueKey();
final UniqueKey deleteButtonKey = UniqueKey();
await tester.pumpWidget(
_chipWithOptionalDeleteButton(
labelKey: labelKey,
deleteButtonKey: deleteButtonKey,
deletable: true,
),
);
final RenderBox box = getMaterialBox(tester);
// Taps at a location close to the center of the label.
final Offset centerOfLabel = tester.getCenter(find.byKey(labelKey));
final Offset tapLocationOfLabel = centerOfLabel + const Offset(-10, -10);
final TestGesture gesture = await tester.startGesture(tapLocationOfLabel);
await tester.pump();
// Waits for 100 ms.
await tester.pump(const Duration(milliseconds: 100));
// There should be exactly one ink-creating widget.
expect(find.byType(InkWell), findsOneWidget);
expect(find.byType(InkResponse), findsNothing);
// There should be one unique, centered ink ripple.
expect(box, ripplePattern(const Offset(163.0, 6.0), 20.9));
expect(box, uniqueRipplePattern(const Offset(163.0, 6.0), 20.9));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for 100 ms again.
await tester.pump(const Duration(milliseconds: 100));
// The ripple should grow, with the same center.
expect(box, ripplePattern(const Offset(163.0, 6.0), 41.8));
expect(box, uniqueRipplePattern(const Offset(163.0, 6.0), 41.8));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for a very long time.
await tester.pumpAndSettle();
// There should still be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
await gesture.up();
});
testWidgets('Delete button creates non-centered, unique ripple when tapped', (WidgetTester tester) async {
// Creates a chip with a delete button.
final UniqueKey labelKey = UniqueKey();
final UniqueKey deleteButtonKey = UniqueKey();
await tester.pumpWidget(
_chipWithOptionalDeleteButton(
labelKey: labelKey,
deleteButtonKey: deleteButtonKey,
deletable: true,
),
);
final RenderBox box = getMaterialBox(tester);
// Taps at a location close to the center of the delete icon.
final Offset centerOfDeleteButton = tester.getCenter(find.byKey(deleteButtonKey));
final Offset tapLocationOfDeleteButton = centerOfDeleteButton + const Offset(-10, -10);
final TestGesture gesture = await tester.startGesture(tapLocationOfDeleteButton);
await tester.pump();
// Waits for 200 ms.
await tester.pump(const Duration(milliseconds: 100));
await tester.pump(const Duration(milliseconds: 100));
// There should be exactly one ink-creating widget.
expect(find.byType(InkWell), findsOneWidget);
expect(find.byType(InkResponse), findsNothing);
// There should be one unique ink ripple.
expect(box, ripplePattern(const Offset(3.0, 3.0), 3.5));
expect(box, uniqueRipplePattern(const Offset(3.0, 3.0), 3.5));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for 200 ms again.
await tester.pump(const Duration(milliseconds: 100));
await tester.pump(const Duration(milliseconds: 100));
// The ripple should grow, but the center should move,
// Towards the center of the delete icon.
expect(box, ripplePattern(const Offset(5.0, 5.0), 10.5));
expect(box, uniqueRipplePattern(const Offset(5.0, 5.0), 10.5));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for a very long time.
// This is pressing and holding the delete button.
await tester.pumpAndSettle();
// There should be a tooltip.
expect(findTooltipContainer('Delete'), findsOneWidget);
await gesture.up();
});
testWidgets('RTL delete button responds to tap on the left of the chip', (WidgetTester tester) async {
// Creates an RTL chip with a delete button.
final UniqueKey labelKey = UniqueKey();
final UniqueKey deleteButtonKey = UniqueKey();
await tester.pumpWidget(
_chipWithOptionalDeleteButton(
labelKey: labelKey,
deleteButtonKey: deleteButtonKey,
deletable: true,
textDirection: TextDirection.rtl,
),
);
// Taps at a location close to the center of the delete icon,
// Which is on the left side of the chip.
final Offset topLeftOfInkWell = tester.getTopLeft(find.byType(InkWell));
final Offset tapLocation = topLeftOfInkWell + const Offset(8, 8);
final TestGesture gesture = await tester.startGesture(tapLocation);
await tester.pump();
await tester.pumpAndSettle();
// The existence of a 'Delete' tooltip indicates the delete icon is tapped,
// Instead of the label.
expect(findTooltipContainer('Delete'), findsOneWidget);
await gesture.up();
});
testWidgets('Chip without delete button creates correct ripple', (WidgetTester tester) async {
// Creates a chip with a delete button.
final UniqueKey labelKey = UniqueKey();
await tester.pumpWidget(
_chipWithOptionalDeleteButton(
labelKey: labelKey,
deletable: false,
),
);
final RenderBox box = getMaterialBox(tester);
// Taps at a location close to the bottom-right corner of the chip.
final Offset bottomRightOfInkWell = tester.getBottomRight(find.byType(InkWell));
final Offset tapLocation = bottomRightOfInkWell + const Offset(-10, -10);
final TestGesture gesture = await tester.startGesture(tapLocation);
await tester.pump();
// Waits for 100 ms.
await tester.pump(const Duration(milliseconds: 100));
// There should be exactly one ink-creating widget.
expect(find.byType(InkWell), findsOneWidget);
expect(find.byType(InkResponse), findsNothing);
// There should be one unique, centered ink ripple.
expect(box, ripplePattern(const Offset(378.0, 22.0), 37.9));
expect(box, uniqueRipplePattern(const Offset(378.0, 22.0), 37.9));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for 100 ms again.
await tester.pump(const Duration(milliseconds: 100));
// The ripple should grow, with the same center.
// This indicates that the tap is not on a delete icon.
expect(box, ripplePattern(const Offset(378.0, 22.0), 75.8));
expect(box, uniqueRipplePattern(const Offset(378.0, 22.0), 75.8));
// There should be no tooltip.
expect(findTooltipContainer('Delete'), findsNothing);
// Waits for a very long time.
await tester.pumpAndSettle();
// There should still be no tooltip.
// This indicates that the tap is not on a delete icon.
expect(findTooltipContainer('Delete'), findsNothing);
await gesture.up();
});
testWidgets('Selection with avatar works as expected on RawChip', (WidgetTester tester) async {
bool selected = false;
final UniqueKey labelKey = UniqueKey();
Future<void> pushChip({ Widget? avatar, bool selectable = false }) async {
return tester.pumpWidget(
_wrapForChip(
child: Wrap(
children: <Widget>[
StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return RawChip(
avatar: avatar,
onSelected: selectable != null
? (bool value) {
setState(() {
selected = value;
});
}
: null,
selected: selected,
label: Text('Chip', key: labelKey),
shape: const StadiumBorder(),
showCheckmark: true,
tapEnabled: true,
isEnabled: true,
);
}),
],
),
),
);
}
// With avatar, but not selectable.
final UniqueKey avatarKey = UniqueKey();
await pushChip(
avatar: Container(width: 40.0, height: 40.0, key: avatarKey),
);
expect(tester.getSize(find.byType(RawChip)), equals(const Size(104.0, 48.0)));
// Turn on selection.
await pushChip(
avatar: Container(width: 40.0, height: 40.0, key: avatarKey),
selectable: true,
);
await tester.pumpAndSettle();
// Simulate a tap on the label to select the chip.
await tester.tap(find.byKey(labelKey));
expect(selected, equals(true));
expect(SchedulerBinding.instance!.transientCallbackCount, equals(2));
await tester.pump();
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.002, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.54, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 100));
expect(getSelectProgress(tester), equals(1.0));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pumpAndSettle();
// Simulate another tap on the label to deselect the chip.
await tester.tap(find.byKey(labelKey));
expect(selected, equals(false));
expect(SchedulerBinding.instance!.transientCallbackCount, equals(2));
await tester.pump();
await tester.pump(const Duration(milliseconds: 20));
expect(getSelectProgress(tester), moreOrLessEquals(0.875, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 20));
expect(getSelectProgress(tester), moreOrLessEquals(0.13, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 100));
expect(getSelectProgress(tester), equals(0.0));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
});
testWidgets('Selection without avatar works as expected on RawChip', (WidgetTester tester) async {
bool selected = false;
final UniqueKey labelKey = UniqueKey();
Future<void> pushChip({ bool selectable = false }) async {
return tester.pumpWidget(
_wrapForChip(
child: Wrap(
children: <Widget>[
StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return RawChip(
onSelected: selectable != null
? (bool value) {
setState(() {
selected = value;
});
}
: null,
selected: selected,
label: Text('Chip', key: labelKey),
shape: const StadiumBorder(),
showCheckmark: true,
tapEnabled: true,
isEnabled: true,
);
}),
],
),
),
);
}
// Without avatar, but not selectable.
await pushChip();
expect(tester.getSize(find.byType(RawChip)), equals(const Size(80.0, 48.0)));
// Turn on selection.
await pushChip(selectable: true);
await tester.pumpAndSettle();
// Simulate a tap on the label to select the chip.
await tester.tap(find.byKey(labelKey));
expect(selected, equals(true));
expect(SchedulerBinding.instance!.transientCallbackCount, equals(2));
await tester.pump();
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.002, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), moreOrLessEquals(0.459, epsilon: 0.01));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.54, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), moreOrLessEquals(0.92, epsilon: 0.01));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 100));
expect(getSelectProgress(tester), equals(1.0));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pumpAndSettle();
// Simulate another tap on the label to deselect the chip.
await tester.tap(find.byKey(labelKey));
expect(selected, equals(false));
expect(SchedulerBinding.instance!.transientCallbackCount, equals(2));
await tester.pump();
await tester.pump(const Duration(milliseconds: 20));
expect(getSelectProgress(tester), moreOrLessEquals(0.875, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), moreOrLessEquals(0.96, epsilon: 0.01));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 20));
expect(getSelectProgress(tester), moreOrLessEquals(0.13, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), moreOrLessEquals(0.75, epsilon: 0.01));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 100));
expect(getSelectProgress(tester), equals(0.0));
expect(getAvatarDrawerProgress(tester), equals(0.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
});
testWidgets('Activation works as expected on RawChip', (WidgetTester tester) async {
bool selected = false;
final UniqueKey labelKey = UniqueKey();
Future<void> pushChip({ Widget? avatar, bool selectable = false }) async {
return tester.pumpWidget(
_wrapForChip(
child: Wrap(
children: <Widget>[
StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return RawChip(
avatar: avatar,
onSelected: selectable != null
? (bool value) {
setState(() {
selected = value;
});
}
: null,
selected: selected,
label: Text('Chip', key: labelKey),
shape: const StadiumBorder(),
showCheckmark: false,
tapEnabled: true,
isEnabled: true,
);
}),
],
),
),
);
}
final UniqueKey avatarKey = UniqueKey();
await pushChip(
avatar: Container(width: 40.0, height: 40.0, key: avatarKey),
selectable: true,
);
await tester.pumpAndSettle();
await tester.tap(find.byKey(labelKey));
expect(selected, equals(true));
expect(SchedulerBinding.instance!.transientCallbackCount, equals(2));
await tester.pump();
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.002, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 50));
expect(getSelectProgress(tester), moreOrLessEquals(0.54, epsilon: 0.01));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pump(const Duration(milliseconds: 100));
expect(getSelectProgress(tester), equals(1.0));
expect(getAvatarDrawerProgress(tester), equals(1.0));
expect(getDeleteDrawerProgress(tester), equals(0.0));
await tester.pumpAndSettle();
});
testWidgets('Chip uses ThemeData chip theme if present', (WidgetTester tester) async {
final ThemeData theme = ThemeData(
platform: TargetPlatform.android,
primarySwatch: Colors.red,
);
final ChipThemeData chipTheme = theme.chipTheme;
Widget buildChip(ChipThemeData data) {
return _wrapForChip(
textDirection: TextDirection.ltr,
child: Theme(
data: theme,
child: const InputChip(
label: Text('Label'),
),
),
);
}
await tester.pumpWidget(buildChip(chipTheme));
final RenderBox materialBox = tester.firstRenderObject<RenderBox>(
find.descendant(
of: find.byType(RawChip),
matching: find.byType(CustomPaint),
),
);
expect(materialBox, paints..path(color: chipTheme.disabledColor));
});
testWidgets('Chip size is configurable by ThemeData.materialTapTargetSize', (WidgetTester tester) async {
final Key key1 = UniqueKey();
await tester.pumpWidget(
_wrapForChip(
child: Theme(
data: ThemeData(materialTapTargetSize: MaterialTapTargetSize.padded),
child: Center(
child: RawChip(
key: key1,
label: const Text('test'),
),
),
),
),
);
expect(tester.getSize(find.byKey(key1)), const Size(80.0, 48.0));
final Key key2 = UniqueKey();
await tester.pumpWidget(
_wrapForChip(
child: Theme(
data: ThemeData(materialTapTargetSize: MaterialTapTargetSize.shrinkWrap),
child: Center(
child: RawChip(
key: key2,
label: const Text('test'),
),
),
),
),
);
expect(tester.getSize(find.byKey(key2)), const Size(80.0, 32.0));
});
testWidgets('Chip uses the right theme colors for the right components', (WidgetTester tester) async {
final ThemeData themeData = ThemeData(
platform: TargetPlatform.android,
primarySwatch: Colors.blue,
);
final ChipThemeData defaultChipTheme = themeData.chipTheme;
bool value = false;
Widget buildApp({
ChipThemeData? chipTheme,
Widget? avatar,
Widget? deleteIcon,
bool isSelectable = true,
bool isPressable = false,
bool isDeletable = true,
bool showCheckmark = true,
}) {
chipTheme ??= defaultChipTheme;
return _wrapForChip(
child: Theme(
data: themeData,
child: ChipTheme(
data: chipTheme,
child: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
return RawChip(
showCheckmark: showCheckmark,
onDeleted: isDeletable ? () { } : null,
tapEnabled: true,
avatar: avatar,
deleteIcon: deleteIcon,
isEnabled: isSelectable || isPressable,
shape: chipTheme?.shape,
selected: isSelectable && value,
label: Text('$value'),
onSelected: isSelectable
? (bool newValue) {
setState(() {
value = newValue;
});
}
: null,
onPressed: isPressable
? () {
setState(() {
value = true;
});
}
: null,
);
}),
),
),
);
}
await tester.pumpWidget(buildApp());
RenderBox materialBox = getMaterialBox(tester);
IconThemeData iconData = getIconData(tester);
DefaultTextStyle labelStyle = getLabelStyle(tester);
// Check default theme for enabled widget.
expect(materialBox, paints..path(color: defaultChipTheme.backgroundColor));
expect(iconData.color, equals(const Color(0xde000000)));
expect(labelStyle.style.color, equals(Colors.black.withAlpha(0xde)));
await tester.tap(find.byType(RawChip));
await tester.pumpAndSettle();
materialBox = getMaterialBox(tester);
expect(materialBox, paints..path(color: defaultChipTheme.selectedColor));
await tester.tap(find.byType(RawChip));
await tester.pumpAndSettle();
// Check default theme with disabled widget.
await tester.pumpWidget(buildApp(isSelectable: false, isPressable: false, isDeletable: true));
await tester.pumpAndSettle();
materialBox = getMaterialBox(tester);
labelStyle = getLabelStyle(tester);
expect(materialBox, paints..path(color: defaultChipTheme.disabledColor));
expect(labelStyle.style.color, equals(Colors.black.withAlpha(0xde)));
// Apply a custom theme.
const Color customColor1 = Color(0xcafefeed);
const Color customColor2 = Color(0xdeadbeef);
const Color customColor3 = Color(0xbeefcafe);
const Color customColor4 = Color(0xaddedabe);
final ChipThemeData customTheme = defaultChipTheme.copyWith(
brightness: Brightness.dark,
backgroundColor: customColor1,
disabledColor: customColor2,
selectedColor: customColor3,
deleteIconColor: customColor4,
);
await tester.pumpWidget(buildApp(chipTheme: customTheme));
await tester.pumpAndSettle();
materialBox = getMaterialBox(tester);
iconData = getIconData(tester);
labelStyle = getLabelStyle(tester);
// Check custom theme for enabled widget.
expect(materialBox, paints..path(color: customTheme.backgroundColor));
expect(iconData.color, equals(customTheme.deleteIconColor));
expect(labelStyle.style.color, equals(Colors.black.withAlpha(0xde)));
await tester.tap(find.byType(RawChip));
await tester.pumpAndSettle();
materialBox = getMaterialBox(tester);
expect(materialBox, paints..path(color: customTheme.selectedColor));
await tester.tap(find.byType(RawChip));
await tester.pumpAndSettle();
// Check custom theme with disabled widget.
await tester.pumpWidget(buildApp(
chipTheme: customTheme,
isSelectable: false,
isPressable: false,
isDeletable: true,
));
await tester.pumpAndSettle();
materialBox = getMaterialBox(tester);
labelStyle = getLabelStyle(tester);
expect(materialBox, paints..path(color: customTheme.disabledColor));
expect(labelStyle.style.color, equals(Colors.black.withAlpha(0xde)));
});
group('Chip semantics', () {
testWidgets('label only', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(const MaterialApp(
home: Material(
child: RawChip(
label: Text('test'),
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('delete', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
label: const Text('test'),
onDeleted: () { },
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
],
children: <TestSemantics>[
TestSemantics(
label: 'Delete',
actions: <SemanticsAction>[SemanticsAction.tap],
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.isButton,
],
),
],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('with onPressed', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
label: const Text('test'),
onPressed: () { },
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics> [
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
],
actions: <SemanticsAction>[SemanticsAction.tap],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('with onSelected', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
bool selected = false;
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
isEnabled: true,
label: const Text('test'),
selected: selected,
onSelected: (bool value) {
selected = value;
},
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
],
actions: <SemanticsAction>[SemanticsAction.tap],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
await tester.tap(find.byType(RawChip));
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
isEnabled: true,
label: const Text('test'),
selected: selected,
onSelected: (bool value) {
selected = value;
},
),
),
));
expect(selected, true);
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
SemanticsFlag.isSelected,
],
actions: <SemanticsAction>[SemanticsAction.tap],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('disabled', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
isEnabled: false,
onPressed: () { },
label: const Text('test'),
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
],
actions: <SemanticsAction>[],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('tapEnabled explicitly false', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
await tester.pumpWidget(const MaterialApp(
home: Material(
child: RawChip(
tapEnabled: false,
label: Text('test'),
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[], // Must not be a button when tapping is disabled.
actions: <SemanticsAction>[],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('enabled when tapEnabled and canTap', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
// These settings make a Chip which can be tapped, both in general and at this moment.
await tester.pumpWidget(MaterialApp(
home: Material(
child: RawChip(
isEnabled: true,
tapEnabled: true,
onPressed: () {},
label: const Text('test'),
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
SemanticsFlag.isEnabled,
SemanticsFlag.isFocusable,
],
actions: <SemanticsAction>[SemanticsAction.tap],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
testWidgets('disabled when tapEnabled but not canTap', (WidgetTester tester) async {
final SemanticsTester semanticsTester = SemanticsTester(tester);
// These settings make a Chip which _could_ be tapped, but not currently (ensures `canTap == false`).
await tester.pumpWidget(const MaterialApp(
home: Material(
child: RawChip(
isEnabled: true,
tapEnabled: true,
label: Text('test'),
),
),
));
expect(semanticsTester, hasSemantics(
TestSemantics.root(
children: <TestSemantics>[
TestSemantics(
textDirection: TextDirection.ltr,
children: <TestSemantics>[
TestSemantics(
children: <TestSemantics>[
TestSemantics(
flags: <SemanticsFlag>[SemanticsFlag.scopesRoute],
children: <TestSemantics>[
TestSemantics(
label: 'test',
textDirection: TextDirection.ltr,
flags: <SemanticsFlag>[
SemanticsFlag.hasEnabledState,
SemanticsFlag.isButton,
],
),
],
),
],
),
],
),
],
), ignoreTransform: true, ignoreId: true, ignoreRect: true));
semanticsTester.dispose();
});
});
testWidgets('can be tapped outside of chip delete icon', (WidgetTester tester) async {
bool deleted = false;
await tester.pumpWidget(
_wrapForChip(
child: Row(
children: <Widget>[
Chip(
materialTapTargetSize: MaterialTapTargetSize.padded,
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(0.0))),
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onDeleted: () {
deleted = true;
},
deleteIcon: const Icon(Icons.delete),
),
],
),
),
);
await tester.tapAt(tester.getTopRight(find.byType(Chip)) - const Offset(2.0, -2.0));
await tester.pumpAndSettle();
expect(deleted, true);
});
testWidgets('Chips can be tapped', (WidgetTester tester) async {
await tester.pumpWidget(
const MaterialApp(
home: Material(
child: ChoiceChip(
selected: false,
label: Text('choice chip'),
),
),
),
);
await tester.tap(find.byType(ChoiceChip));
expect(tester.takeException(), null);
await tester.pumpWidget(
const MaterialApp(
home: Material(
child: RawChip(
selected: false,
label: Text('raw chip'),
),
),
),
);
await tester.tap(find.byType(RawChip));
expect(tester.takeException(), null);
await tester.pumpWidget(
MaterialApp(
home: Material(
child: ActionChip(
onPressed: () { },
label: const Text('action chip'),
),
),
),
);
await tester.tap(find.byType(ActionChip));
expect(tester.takeException(), null);
await tester.pumpWidget(
MaterialApp(
home: Material(
child: FilterChip(
onSelected: (bool valueChanged) { },
selected: false,
label: const Text('filter chip'),
),
),
),
);
await tester.tap(find.byType(FilterChip));
expect(tester.takeException(), null);
await tester.pumpWidget(
const MaterialApp(
home: Material(
child: InputChip(
selected: false,
label: Text('input chip'),
),
),
),
);
await tester.tap(find.byType(InputChip));
expect(tester.takeException(), null);
});
testWidgets('Chip elevation and shadow color work correctly', (WidgetTester tester) async {
final ThemeData theme = ThemeData(
platform: TargetPlatform.android,
primarySwatch: Colors.red,
);
final ChipThemeData chipTheme = theme.chipTheme;
InputChip inputChip = const InputChip(label: Text('Label'));
Widget buildChip(ChipThemeData data) {
return _wrapForChip(
textDirection: TextDirection.ltr,
child: Theme(
data: theme,
child: inputChip,
),
);
}
await tester.pumpWidget(buildChip(chipTheme));
Material material = getMaterial(tester);
expect(material.elevation, 0.0);
expect(material.shadowColor, Colors.black);
inputChip = const InputChip(
label: Text('Label'),
elevation: 4.0,
shadowColor: Colors.green,
selectedShadowColor: Colors.blue,
);
await tester.pumpWidget(buildChip(chipTheme));
await tester.pumpAndSettle();
material = getMaterial(tester);
expect(material.elevation, 4.0);
expect(material.shadowColor, Colors.green);
inputChip = const InputChip(
label: Text('Label'),
selected: true,
shadowColor: Colors.green,
selectedShadowColor: Colors.blue,
);
await tester.pumpWidget(buildChip(chipTheme));
await tester.pumpAndSettle();
material = getMaterial(tester);
expect(material.shadowColor, Colors.blue);
});
testWidgets('can be tapped outside of chip body', (WidgetTester tester) async {
bool pressed = false;
await tester.pumpWidget(
_wrapForChip(
child: Row(
children: <Widget>[
InputChip(
materialTapTargetSize: MaterialTapTargetSize.padded,
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(0.0))),
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onPressed: () {
pressed = true;
},
),
],
),
),
);
await tester.tapAt(tester.getRect(find.byType(InputChip)).topCenter);
await tester.pumpAndSettle();
expect(pressed, true);
});
testWidgets('is hitTestable', (WidgetTester tester) async {
await tester.pumpWidget(
_wrapForChip(
child: InputChip(
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(0.0))),
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onPressed: () { },
),
),
);
expect(find.byType(InputChip).hitTestable(at: Alignment.center), findsOneWidget);
});
void checkChipMaterialClipBehavior(WidgetTester tester, Clip clipBehavior) {
final Iterable<Material> materials = tester.widgetList<Material>(find.byType(Material));
expect(materials.length, 2);
expect(materials.last.clipBehavior, clipBehavior);
}
testWidgets('Chip clipBehavior properly passes through to the Material', (WidgetTester tester) async {
const Text label = Text('label');
await tester.pumpWidget(_wrapForChip(child: const Chip(label: label)));
checkChipMaterialClipBehavior(tester, Clip.none);
await tester.pumpWidget(_wrapForChip(child: const Chip(label: label, clipBehavior: Clip.antiAlias)));
checkChipMaterialClipBehavior(tester, Clip.antiAlias);
});
testWidgets('ChoiceChip clipBehavior properly passes through to the Material', (WidgetTester tester) async {
const Text label = Text('label');
await tester.pumpWidget(_wrapForChip(child: const ChoiceChip(label: label, selected: false)));
checkChipMaterialClipBehavior(tester, Clip.none);
await tester.pumpWidget(_wrapForChip(child: const ChoiceChip(label: label, selected: false, clipBehavior: Clip.antiAlias)));
checkChipMaterialClipBehavior(tester, Clip.antiAlias);
});
testWidgets('FilterChip clipBehavior properly passes through to the Material', (WidgetTester tester) async {
const Text label = Text('label');
await tester.pumpWidget(_wrapForChip(child: FilterChip(label: label, onSelected: (bool b) { },)));
checkChipMaterialClipBehavior(tester, Clip.none);
await tester.pumpWidget(_wrapForChip(child: FilterChip(label: label, onSelected: (bool b) { }, clipBehavior: Clip.antiAlias)));
checkChipMaterialClipBehavior(tester, Clip.antiAlias);
});
testWidgets('ActionChip clipBehavior properly passes through to the Material', (WidgetTester tester) async {
const Text label = Text('label');
await tester.pumpWidget(_wrapForChip(child: ActionChip(label: label, onPressed: () { },)));
checkChipMaterialClipBehavior(tester, Clip.none);
await tester.pumpWidget(_wrapForChip(child: ActionChip(label: label, clipBehavior: Clip.antiAlias, onPressed: () { })));
checkChipMaterialClipBehavior(tester, Clip.antiAlias);
});
testWidgets('InputChip clipBehavior properly passes through to the Material', (WidgetTester tester) async {
const Text label = Text('label');
await tester.pumpWidget(_wrapForChip(child: const InputChip(label: label)));
checkChipMaterialClipBehavior(tester, Clip.none);
await tester.pumpWidget(_wrapForChip(child: const InputChip(label: label, clipBehavior: Clip.antiAlias)));
checkChipMaterialClipBehavior(tester, Clip.antiAlias);
});
testWidgets('selected chip and avatar draw darkened layer within avatar circle', (WidgetTester tester) async {
await tester.pumpWidget(_wrapForChip(child: const FilterChip(
avatar: CircleAvatar(child: Text('t')),
label: Text('test'),
selected: true,
onSelected: null,
)));
final RenderBox rawChip = tester.firstRenderObject<RenderBox>(
find.descendant(
of: find.byType(RawChip),
matching: find.byWidgetPredicate((Widget widget) {
return widget.runtimeType.toString() == '_ChipRenderWidget';
}),
),
);
const Color selectScrimColor = Color(0x60191919);
expect(rawChip, paints..path(color: selectScrimColor, includes: <Offset>[
const Offset(10, 10),
], excludes: <Offset>[
const Offset(4, 4),
]));
});
testWidgets('Chips should use InkWell instead of InkResponse.', (WidgetTester tester) async {
// Regression test for https://github.com/flutter/flutter/issues/28646
await tester.pumpWidget(
MaterialApp(
home: Material(
child: ActionChip(
onPressed: () { },
label: const Text('action chip'),
),
),
),
);
expect(find.byType(InkWell), findsOneWidget);
});
testWidgets('Chip uses stateful color for text color in different states', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode();
const Color pressedColor = Color(0x00000001);
const Color hoverColor = Color(0x00000002);
const Color focusedColor = Color(0x00000003);
const Color defaultColor = Color(0x00000004);
const Color selectedColor = Color(0x00000005);
const Color disabledColor = Color(0x00000006);
Color getTextColor(Set<MaterialState> states) {
if (states.contains(MaterialState.disabled))
return disabledColor;
if (states.contains(MaterialState.pressed))
return pressedColor;
if (states.contains(MaterialState.hovered))
return hoverColor;
if (states.contains(MaterialState.focused))
return focusedColor;
if (states.contains(MaterialState.selected))
return selectedColor;
return defaultColor;
}
Widget chipWidget({ bool enabled = true, bool selected = false }) {
return MaterialApp(
home: Scaffold(
body: Focus(
focusNode: focusNode,
child: ChoiceChip(
label: const Text('Chip'),
selected: selected,
onSelected: enabled ? (_) {} : null,
labelStyle: TextStyle(color: MaterialStateColor.resolveWith(getTextColor)),
),
),
),
);
}
Color textColor() {
return tester.renderObject<RenderParagraph>(find.text('Chip')).text.style!.color!;
}
// Default, not disabled.
await tester.pumpWidget(chipWidget());
expect(textColor(), equals(defaultColor));
// Selected.
await tester.pumpWidget(chipWidget(selected: true));
expect(textColor(), selectedColor);
// Focused.
final FocusNode chipFocusNode = focusNode.children.first;
chipFocusNode.requestFocus();
await tester.pumpAndSettle();
expect(textColor(), focusedColor);
// Hovered.
final Offset center = tester.getCenter(find.byType(ChoiceChip));
final TestGesture gesture = await tester.createGesture(
kind: PointerDeviceKind.mouse,
);
await gesture.addPointer();
await gesture.moveTo(center);
await tester.pumpAndSettle();
expect(textColor(), hoverColor);
// Pressed.
await gesture.down(center);
await tester.pumpAndSettle();
expect(textColor(), pressedColor);
// Disabled.
await tester.pumpWidget(chipWidget(enabled: false));
await tester.pumpAndSettle();
expect(textColor(), disabledColor);
// Teardown.
await gesture.removePointer();
});
testWidgets('loses focus when disabled', (WidgetTester tester) async {
final FocusNode focusNode = FocusNode(debugLabel: 'InputChip');
await tester.pumpWidget(
_wrapForChip(
child: InputChip(
focusNode: focusNode,
autofocus: true,
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(0.0))),
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onPressed: () { },
),
),
);
await tester.pump();
expect(focusNode.hasPrimaryFocus, isTrue);
await tester.pumpWidget(
_wrapForChip(
child: InputChip(
focusNode: focusNode,
autofocus: true,
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.all(Radius.circular(0.0))),
avatar: const CircleAvatar(child: Text('A')),
label: const Text('Chip A'),
onPressed: null,
),
),
);
await tester.pump();
expect(focusNode.hasPrimaryFocus, isFalse);
});
testWidgets('cannot be traversed to when disabled', (WidgetTester tester) async {
final FocusNode focusNode1 = FocusNode(debugLabel: 'InputChip 1');
final FocusNode focusNode2 = FocusNode(debugLabel: 'InputChip 2');
await tester.pumpWidget(
_wrapForChip(
child: Column(
children: <Widget>[
InputChip(
focusNode: focusNode1,
autofocus: true,
label: const Text('Chip A'),
onPressed: () { },
),
InputChip(
focusNode: focusNode2,
autofocus: true,
label: const Text('Chip B'),
onPressed: null,
),
],
),
),
);
await tester.pump();
expect(focusNode1.hasPrimaryFocus, isTrue);
expect(focusNode2.hasPrimaryFocus, isFalse);
expect(focusNode1.nextFocus(), isTrue);
await tester.pump();
expect(focusNode1.hasPrimaryFocus, isTrue);
expect(focusNode2.hasPrimaryFocus, isFalse);
});
testWidgets('Chip responds to density changes.', (WidgetTester tester) async {
const Key key = Key('test');
const Key textKey = Key('test text');
const Key iconKey = Key('test icon');
const Key avatarKey = Key('test avatar');
Future<void> buildTest(VisualDensity visualDensity) async {
return await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: Column(
children: <Widget>[
InputChip(
visualDensity: visualDensity,
key: key,
onPressed: () {},
onDeleted: () {},
label: const Text('Test', key: textKey),
deleteIcon: const Icon(Icons.delete, key: iconKey),
avatar: const Icon(Icons.play_arrow, key: avatarKey),
),
],
),
),
),
),
);
}
// The Chips only change in size vertically in response to density, so
// horizontal changes aren't expected.
await buildTest(VisualDensity.standard);
Rect box = tester.getRect(find.byKey(key));
Rect textBox = tester.getRect(find.byKey(textKey));
Rect iconBox = tester.getRect(find.byKey(iconKey));
Rect avatarBox = tester.getRect(find.byKey(avatarKey));
expect(box.size, equals(const Size(128, 32.0 + 16.0)));
expect(textBox.size, equals(const Size(56, 14)));
expect(iconBox.size, equals(const Size(24, 24)));
expect(avatarBox.size, equals(const Size(24, 24)));
expect(textBox.top, equals(17));
expect(box.bottom - textBox.bottom, equals(17));
expect(textBox.left, equals(372));
expect(box.right - textBox.right, equals(36));
// Try decreasing density (with higher density numbers).
await buildTest(const VisualDensity(horizontal: 3.0, vertical: 3.0));
box = tester.getRect(find.byKey(key));
textBox = tester.getRect(find.byKey(textKey));
iconBox = tester.getRect(find.byKey(iconKey));
avatarBox = tester.getRect(find.byKey(avatarKey));
expect(box.size, equals(const Size(128, 60)));
expect(textBox.size, equals(const Size(56, 14)));
expect(iconBox.size, equals(const Size(24, 24)));
expect(avatarBox.size, equals(const Size(24, 24)));
expect(textBox.top, equals(23));
expect(box.bottom - textBox.bottom, equals(23));
expect(textBox.left, equals(372));
expect(box.right - textBox.right, equals(36));
// Try increasing density (with lower density numbers).
await buildTest(const VisualDensity(horizontal: -3.0, vertical: -3.0));
box = tester.getRect(find.byKey(key));
textBox = tester.getRect(find.byKey(textKey));
iconBox = tester.getRect(find.byKey(iconKey));
avatarBox = tester.getRect(find.byKey(avatarKey));
expect(box.size, equals(const Size(128, 36)));
expect(textBox.size, equals(const Size(56, 14)));
expect(iconBox.size, equals(const Size(24, 24)));
expect(avatarBox.size, equals(const Size(24, 24)));
expect(textBox.top, equals(11));
expect(box.bottom - textBox.bottom, equals(11));
expect(textBox.left, equals(372));
expect(box.right - textBox.right, equals(36));
// Now test that horizontal and vertical are wired correctly. Negating the
// horizontal should have no change over what's above.
await buildTest(const VisualDensity(horizontal: 3.0, vertical: -3.0));
await tester.pumpAndSettle();
box = tester.getRect(find.byKey(key));
textBox = tester.getRect(find.byKey(textKey));
iconBox = tester.getRect(find.byKey(iconKey));
avatarBox = tester.getRect(find.byKey(avatarKey));
expect(box.size, equals(const Size(128, 36)));
expect(textBox.size, equals(const Size(56, 14)));
expect(iconBox.size, equals(const Size(24, 24)));
expect(avatarBox.size, equals(const Size(24, 24)));
expect(textBox.top, equals(11));
expect(box.bottom - textBox.bottom, equals(11));
expect(textBox.left, equals(372));
expect(box.right - textBox.right, equals(36));
// Make sure the "Comfortable" setting is the spec'd size
await buildTest(VisualDensity.comfortable);
await tester.pumpAndSettle();
box = tester.getRect(find.byKey(key));
expect(box.size, equals(const Size(128, 28.0 + 16.0)));
// Make sure the "Compact" setting is the spec'd size
await buildTest(VisualDensity.compact);
await tester.pumpAndSettle();
box = tester.getRect(find.byKey(key));
expect(box.size, equals(const Size(128, 24.0 + 16.0)));
});
testWidgets('Input chip check mark color is determined by platform brightness when light', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedInputChip(),
brightness: Brightness.light,
);
_expectCheckmarkColor(
find.byType(InputChip),
Colors.black.withAlpha(0xde),
);
});
testWidgets('Filter chip check mark color is determined by platform brightness when light', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedFilterChip(),
brightness: Brightness.light,
);
_expectCheckmarkColor(
find.byType(FilterChip),
Colors.black.withAlpha(0xde),
);
});
testWidgets('Input chip check mark color is determined by platform brightness when dark', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedInputChip(),
brightness: Brightness.dark,
);
_expectCheckmarkColor(
find.byType(InputChip),
Colors.white.withAlpha(0xde),
);
});
testWidgets('Filter chip check mark color is determined by platform brightness when dark', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedFilterChip(),
brightness: Brightness.dark,
);
_expectCheckmarkColor(
find.byType(FilterChip),
Colors.white.withAlpha(0xde),
);
});
testWidgets('Input chip check mark color can be set by the chip theme', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedInputChip(),
themeColor: const Color(0xff00ff00),
);
_expectCheckmarkColor(
find.byType(InputChip),
const Color(0xff00ff00),
);
});
testWidgets('Filter chip check mark color can be set by the chip theme', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedFilterChip(),
themeColor: const Color(0xff00ff00),
);
_expectCheckmarkColor(
find.byType(FilterChip),
const Color(0xff00ff00),
);
});
testWidgets('Input chip check mark color can be set by the chip constructor', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedInputChip(checkmarkColor: const Color(0xff00ff00)),
);
_expectCheckmarkColor(
find.byType(InputChip),
const Color(0xff00ff00),
);
});
testWidgets('Filter chip check mark color can be set by the chip constructor', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedFilterChip(checkmarkColor: const Color(0xff00ff00)),
);
_expectCheckmarkColor(
find.byType(FilterChip),
const Color(0xff00ff00),
);
});
testWidgets('Input chip check mark color is set by chip constructor even when a theme color is specified', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedInputChip(checkmarkColor: const Color(0xffff0000)),
themeColor: const Color(0xff00ff00),
);
_expectCheckmarkColor(
find.byType(InputChip),
const Color(0xffff0000),
);
});
testWidgets('Filter chip check mark color is set by chip constructor even when a theme color is specified', (WidgetTester tester) async {
await _pumpCheckmarkChip(
tester,
chip: _selectedFilterChip(checkmarkColor: const Color(0xffff0000)),
themeColor: const Color(0xff00ff00),
);
_expectCheckmarkColor(
find.byType(FilterChip),
const Color(0xffff0000),
);
});
}