blob: 1e13244525f5bb5ad27bf2d362192ed7038b2c0c [file] [log] [blame]
// 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 'package:flutter/material.dart';
import 'package:flutter/painting.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
import '../rendering/mock_canvas.dart';
import '../widgets/test_border.dart' show TestBorder;
class NotifyMaterial extends StatelessWidget {
const NotifyMaterial({ Key? key }) : super(key: key);
@override
Widget build(BuildContext context) {
LayoutChangedNotification().dispatch(context);
return Container();
}
}
Widget buildMaterial({
double elevation = 0.0,
Color shadowColor = const Color(0xFF00FF00),
Color color = const Color(0xFF0000FF),
}) {
return Center(
child: SizedBox(
height: 100.0,
width: 100.0,
child: Material(
color: color,
shadowColor: shadowColor,
elevation: elevation,
shape: const CircleBorder(),
),
),
);
}
RenderPhysicalShape getModel(WidgetTester tester) {
return tester.renderObject(find.byType(PhysicalShape));
}
class PaintRecorder extends CustomPainter {
PaintRecorder(this.log);
final List<Size> log;
@override
void paint(Canvas canvas, Size size) {
log.add(size);
final Paint paint = Paint()..color = const Color(0xFF0000FF);
canvas.drawRect(Offset.zero & size, paint);
}
@override
bool shouldRepaint(PaintRecorder oldDelegate) => false;
}
class ElevationColor {
const ElevationColor(this.elevation, this.color);
final double elevation;
final Color color;
}
void main() {
testWidgets('default Material debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const Material().debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description, <String>['type: canvas']);
});
testWidgets('Material implements debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const Material(
type: MaterialType.canvas,
color: Color(0xFFFFFFFF),
shadowColor: Color(0xffff0000),
textStyle: TextStyle(color: Color(0xff00ff00)),
borderRadius: BorderRadiusDirectional.all(Radius.circular(10)),
).debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description, <String>[
'type: canvas',
'color: Color(0xffffffff)',
'shadowColor: Color(0xffff0000)',
'textStyle.inherit: true',
'textStyle.color: Color(0xff00ff00)',
'borderRadius: BorderRadiusDirectional.circular(10.0)',
]);
});
testWidgets('LayoutChangedNotification test', (WidgetTester tester) async {
await tester.pumpWidget(
const Material(
child: NotifyMaterial(),
),
);
});
testWidgets('ListView scroll does not repaint', (WidgetTester tester) async {
final List<Size> log = <Size>[];
await tester.pumpWidget(
Directionality(
textDirection: TextDirection.ltr,
child: Column(
children: <Widget>[
SizedBox(
width: 150.0,
height: 150.0,
child: CustomPaint(
painter: PaintRecorder(log),
),
),
Expanded(
child: Material(
child: Column(
children: <Widget>[
Expanded(
child: ListView(
children: <Widget>[
Container(
height: 2000.0,
color: const Color(0xFF00FF00),
),
],
),
),
SizedBox(
width: 100.0,
height: 100.0,
child: CustomPaint(
painter: PaintRecorder(log),
),
),
],
),
),
),
],
),
),
);
// We paint twice because we have two CustomPaint widgets in the tree above
// to test repainting both inside and outside the Material widget.
expect(log, equals(<Size>[
const Size(150.0, 150.0),
const Size(100.0, 100.0),
]));
log.clear();
await tester.drag(find.byType(ListView), const Offset(0.0, -300.0));
await tester.pump();
expect(log, isEmpty);
});
testWidgets('Shadows animate smoothly', (WidgetTester tester) async {
// This code verifies that the PhysicalModel's elevation animates over
// a kThemeChangeDuration time interval.
await tester.pumpWidget(buildMaterial(elevation: 0.0));
final RenderPhysicalShape modelA = getModel(tester);
expect(modelA.elevation, equals(0.0));
await tester.pumpWidget(buildMaterial(elevation: 9.0));
final RenderPhysicalShape modelB = getModel(tester);
expect(modelB.elevation, equals(0.0));
await tester.pump(const Duration(milliseconds: 1));
final RenderPhysicalShape modelC = getModel(tester);
expect(modelC.elevation, moreOrLessEquals(0.0, epsilon: 0.001));
await tester.pump(kThemeChangeDuration ~/ 2);
final RenderPhysicalShape modelD = getModel(tester);
expect(modelD.elevation, isNot(moreOrLessEquals(0.0, epsilon: 0.001)));
await tester.pump(kThemeChangeDuration);
final RenderPhysicalShape modelE = getModel(tester);
expect(modelE.elevation, equals(9.0));
});
testWidgets('Shadow colors animate smoothly', (WidgetTester tester) async {
// This code verifies that the PhysicalModel's shadowColor animates over
// a kThemeChangeDuration time interval.
await tester.pumpWidget(buildMaterial(shadowColor: const Color(0xFF00FF00)));
final RenderPhysicalShape modelA = getModel(tester);
expect(modelA.shadowColor, equals(const Color(0xFF00FF00)));
await tester.pumpWidget(buildMaterial(shadowColor: const Color(0xFFFF0000)));
final RenderPhysicalShape modelB = getModel(tester);
expect(modelB.shadowColor, equals(const Color(0xFF00FF00)));
await tester.pump(const Duration(milliseconds: 1));
final RenderPhysicalShape modelC = getModel(tester);
expect(modelC.shadowColor, within<Color>(distance: 1, from: const Color(0xFF00FF00)));
await tester.pump(kThemeChangeDuration ~/ 2);
final RenderPhysicalShape modelD = getModel(tester);
expect(modelD.shadowColor, isNot(within<Color>(distance: 1, from: const Color(0xFF00FF00))));
await tester.pump(kThemeChangeDuration);
final RenderPhysicalShape modelE = getModel(tester);
expect(modelE.shadowColor, equals(const Color(0xFFFF0000)));
});
testWidgets('Transparent material widget does not absorb hit test', (WidgetTester tester) async {
// This is a regression test for https://github.com/flutter/flutter/issues/58665.
bool pressed = false;
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Stack(
children: <Widget>[
ElevatedButton(
onPressed: () {
pressed = true;
},
child: null,
),
Material(
type: MaterialType.transparency,
child: Container(
width: 400.0,
height: 500.0,
),
),
],
),
),
),
);
await tester.tap(find.byType(ElevatedButton));
expect(pressed, isTrue);
});
group('Elevation Overlay', () {
testWidgets('applyElevationOverlayColor set to false does not change surface color', (WidgetTester tester) async {
const Color surfaceColor = Color(0xFF121212);
await tester.pumpWidget(Theme(
data: ThemeData(
applyElevationOverlayColor: false,
colorScheme: const ColorScheme.dark().copyWith(surface: surfaceColor),
),
child: buildMaterial(color: surfaceColor, elevation: 8.0),
));
final RenderPhysicalShape model = getModel(tester);
expect(model.color, equals(surfaceColor));
});
testWidgets('applyElevationOverlayColor set to true applies a semi-transparent onSurface color to the surface color', (WidgetTester tester) async {
const Color surfaceColor = Color(0xFF121212);
const Color onSurfaceColor = Colors.greenAccent;
// The colors we should get with a base surface color of 0xFF121212 for
// and a given elevation
const List<ElevationColor> elevationColors = <ElevationColor>[
ElevationColor(0.0, Color(0xFF121212)),
ElevationColor(1.0, Color(0xFF161D19)),
ElevationColor(2.0, Color(0xFF18211D)),
ElevationColor(3.0, Color(0xFF19241E)),
ElevationColor(4.0, Color(0xFF1A2620)),
ElevationColor(6.0, Color(0xFF1B2922)),
ElevationColor(8.0, Color(0xFF1C2C24)),
ElevationColor(12.0, Color(0xFF1D3027)),
ElevationColor(16.0, Color(0xFF1E3329)),
ElevationColor(24.0, Color(0xFF20362B)),
];
for (final ElevationColor test in elevationColors) {
await tester.pumpWidget(
Theme(
data: ThemeData(
applyElevationOverlayColor: true,
colorScheme: const ColorScheme.dark().copyWith(
surface: surfaceColor,
onSurface: onSurfaceColor,
),
),
child: buildMaterial(
color: surfaceColor,
elevation: test.elevation,
),
),
);
await tester.pumpAndSettle(); // wait for the elevation animation to finish
final RenderPhysicalShape model = getModel(tester);
expect(model.color, equals(test.color));
}
});
testWidgets('overlay will not apply to materials using a non-surface color', (WidgetTester tester) async {
await tester.pumpWidget(
Theme(
data: ThemeData(
applyElevationOverlayColor: true,
colorScheme: const ColorScheme.dark(),
),
child: buildMaterial(
color: Colors.cyan,
elevation: 8.0,
),
),
);
final RenderPhysicalShape model = getModel(tester);
// Shouldn't change, as it is not using a ColorScheme.surface color
expect(model.color, equals(Colors.cyan));
});
testWidgets('overlay will not apply to materials using a light theme', (WidgetTester tester) async {
await tester.pumpWidget(
Theme(
data: ThemeData(
applyElevationOverlayColor: true,
colorScheme: const ColorScheme.light(),
),
child: buildMaterial(
color: Colors.cyan,
elevation: 8.0,
),
),
);
final RenderPhysicalShape model = getModel(tester);
// Shouldn't change, as it was under a light color scheme.
expect(model.color, equals(Colors.cyan));
});
testWidgets('overlay will apply to materials with a non-opaque surface color', (WidgetTester tester) async {
const Color surfaceColor = Color(0xFF121212);
const Color surfaceColorWithOverlay = Color(0xC6353535);
await tester.pumpWidget(
Theme(
data: ThemeData(
applyElevationOverlayColor: true,
colorScheme: const ColorScheme.dark(surface: surfaceColor),
),
child: buildMaterial(
color: surfaceColor.withOpacity(.75),
elevation: 8.0,
),
),
);
final RenderPhysicalShape model = getModel(tester);
expect(model.color, equals(surfaceColorWithOverlay));
expect(model.color, isNot(equals(surfaceColor)));
});
});
group('Transparency clipping', () {
testWidgets('No clip by default', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
child: const SizedBox(width: 100.0, height: 100.0),
),
);
expect(find.byKey(materialKey), hasNoImmediateClip);
});
testWidgets('clips to bounding rect by default given Clip.antiAlias', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
child: const SizedBox(width: 100.0, height: 100.0),
clipBehavior: Clip.antiAlias,
),
);
expect(find.byKey(materialKey), clipsWithBoundingRect);
});
testWidgets('clips to rounded rect when borderRadius provided given Clip.antiAlias', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
borderRadius: const BorderRadius.all(Radius.circular(10.0)),
child: const SizedBox(width: 100.0, height: 100.0),
clipBehavior: Clip.antiAlias,
),
);
expect(
find.byKey(materialKey),
clipsWithBoundingRRect(
borderRadius: const BorderRadius.all(Radius.circular(10.0))
),
);
});
testWidgets('clips to shape when provided given Clip.antiAlias', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
shape: const StadiumBorder(),
child: const SizedBox(width: 100.0, height: 100.0),
clipBehavior: Clip.antiAlias,
),
);
expect(
find.byKey(materialKey),
clipsWithShapeBorder(
shape: const StadiumBorder(),
),
);
});
testWidgets('supports directional clips', (WidgetTester tester) async {
final List<String> logs = <String>[];
final ShapeBorder shape = TestBorder((String message) { logs.add(message); });
Widget buildMaterial() {
return Material(
type: MaterialType.transparency,
shape: shape,
child: const SizedBox(width: 100.0, height: 100.0),
clipBehavior: Clip.antiAlias,
);
}
final Widget material = buildMaterial();
// verify that a regular clip works as one would expect
logs.add('--0');
await tester.pumpWidget(material);
// verify that pumping again doesn't recompute the clip
// even though the widget itself is new (the shape doesn't change identity)
logs.add('--1');
await tester.pumpWidget(buildMaterial());
// verify that Material passes the TextDirection on to its shape when it's transparent
logs.add('--2');
await tester.pumpWidget(Directionality(
textDirection: TextDirection.ltr,
child: material,
));
// verify that changing the text direction from LTR to RTL has an effect
// even though the widget itself is identical
logs.add('--3');
await tester.pumpWidget(Directionality(
textDirection: TextDirection.rtl,
child: material,
));
// verify that pumping again with a text direction has no effect
logs.add('--4');
await tester.pumpWidget(Directionality(
textDirection: TextDirection.rtl,
child: buildMaterial(),
));
logs.add('--5');
// verify that changing the text direction and the widget at the same time
// works as expected
await tester.pumpWidget(Directionality(
textDirection: TextDirection.ltr,
child: material,
));
expect(logs, <String>[
'--0',
'getOuterPath Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) null',
'paint Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) null',
'--1',
'--2',
'getOuterPath Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.ltr',
'paint Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.ltr',
'--3',
'getOuterPath Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.rtl',
'paint Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.rtl',
'--4',
'--5',
'getOuterPath Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.ltr',
'paint Rect.fromLTRB(0.0, 0.0, 800.0, 600.0) TextDirection.ltr',
]);
});
});
group('PhysicalModels', () {
testWidgets('canvas', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.canvas,
child: const SizedBox(width: 100.0, height: 100.0),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: BorderRadius.zero,
elevation: 0.0,
));
});
testWidgets('canvas with borderRadius and elevation', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.canvas,
borderRadius: const BorderRadius.all(Radius.circular(5.0)),
child: const SizedBox(width: 100.0, height: 100.0),
elevation: 1.0,
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: const BorderRadius.all(Radius.circular(5.0)),
elevation: 1.0,
));
});
testWidgets('canvas with shape and elevation', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.canvas,
shape: const StadiumBorder(),
child: const SizedBox(width: 100.0, height: 100.0),
elevation: 1.0,
),
);
expect(find.byKey(materialKey), rendersOnPhysicalShape(
shape: const StadiumBorder(),
elevation: 1.0,
));
});
testWidgets('card', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.card,
child: const SizedBox(width: 100.0, height: 100.0),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: const BorderRadius.all(Radius.circular(2.0)),
elevation: 0.0,
));
});
testWidgets('card with borderRadius and elevation', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.card,
borderRadius: const BorderRadius.all(Radius.circular(5.0)),
elevation: 5.0,
child: const SizedBox(width: 100.0, height: 100.0),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: const BorderRadius.all(Radius.circular(5.0)),
elevation: 5.0,
));
});
testWidgets('card with shape and elevation', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.card,
shape: const StadiumBorder(),
elevation: 5.0,
child: const SizedBox(width: 100.0, height: 100.0),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalShape(
shape: const StadiumBorder(),
elevation: 5.0,
));
});
testWidgets('circle', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.circle,
child: const SizedBox(width: 100.0, height: 100.0),
color: const Color(0xFF0000FF),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.circle,
elevation: 0.0,
));
});
testWidgets('button', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.button,
child: const SizedBox(width: 100.0, height: 100.0),
color: const Color(0xFF0000FF),
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: const BorderRadius.all(Radius.circular(2.0)),
elevation: 0.0,
));
});
testWidgets('button with elevation and borderRadius', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.button,
child: const SizedBox(width: 100.0, height: 100.0),
color: const Color(0xFF0000FF),
borderRadius: const BorderRadius.all(Radius.circular(6.0)),
elevation: 4.0,
),
);
expect(find.byKey(materialKey), rendersOnPhysicalModel(
shape: BoxShape.rectangle,
borderRadius: const BorderRadius.all(Radius.circular(6.0)),
elevation: 4.0,
));
});
testWidgets('button with elevation and shape', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.button,
child: const SizedBox(width: 100.0, height: 100.0),
color: const Color(0xFF0000FF),
shape: const StadiumBorder(),
elevation: 4.0,
),
);
expect(find.byKey(materialKey), rendersOnPhysicalShape(
shape: const StadiumBorder(),
elevation: 4.0,
));
});
});
group('Border painting', () {
testWidgets('border is painted on physical layers', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.button,
child: const SizedBox(width: 100.0, height: 100.0),
color: const Color(0xFF0000FF),
shape: const CircleBorder(
side: BorderSide(
width: 2.0,
color: Color(0xFF0000FF),
),
),
),
);
final RenderBox box = tester.renderObject(find.byKey(materialKey));
expect(box, paints..circle());
});
testWidgets('border is painted for transparent material', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
child: const SizedBox(width: 100.0, height: 100.0),
shape: const CircleBorder(
side: BorderSide(
width: 2.0,
color: Color(0xFF0000FF),
),
),
),
);
final RenderBox box = tester.renderObject(find.byKey(materialKey));
expect(box, paints..circle());
});
testWidgets('border is not painted for when border side is none', (WidgetTester tester) async {
final GlobalKey materialKey = GlobalKey();
await tester.pumpWidget(
Material(
key: materialKey,
type: MaterialType.transparency,
child: const SizedBox(width: 100.0, height: 100.0),
shape: const CircleBorder(),
),
);
final RenderBox box = tester.renderObject(find.byKey(materialKey));
expect(box, isNot(paints..circle()));
});
testWidgets('border is painted above child by default', (WidgetTester tester) async {
final Key painterKey = UniqueKey();
await tester.pumpWidget(MaterialApp(
home: Scaffold(
body: RepaintBoundary(
key: painterKey,
child: Card(
child: SizedBox(
width: 200,
height: 300,
child: Material(
clipBehavior: Clip.hardEdge,
elevation: 0,
shape: RoundedRectangleBorder(
side: const BorderSide(color: Colors.grey, width: 6),
borderRadius: BorderRadius.circular(8),
),
child: Column(
children: <Widget>[
Container(
color: Colors.green,
height: 150,
),
],
),
),
),
),
),
),
));
await expectLater(
find.byKey(painterKey),
matchesGoldenFile('material.border_paint_above.png'),
);
});
testWidgets('border is painted below child when specified', (WidgetTester tester) async {
final Key painterKey = UniqueKey();
await tester.pumpWidget(MaterialApp(
home: Scaffold(
body: RepaintBoundary(
key: painterKey,
child: Card(
child: SizedBox(
width: 200,
height: 300,
child: Material(
clipBehavior: Clip.hardEdge,
elevation: 0,
shape: RoundedRectangleBorder(
side: const BorderSide(color: Colors.grey, width: 6),
borderRadius: BorderRadius.circular(8),
),
borderOnForeground: false,
child: Column(
children: <Widget>[
Container(
color: Colors.green,
height: 150,
),
],
),
),
),
),
),
),
));
await expectLater(
find.byKey(painterKey),
matchesGoldenFile('material.border_paint_below.png'),
);
});
});
}