blob: 4866c8c753f93f29544f1f6ddb2776d666b4d95b [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/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
const AppBarTheme appBarTheme = AppBarTheme(
backgroundColor: Color(0xff00ff00),
foregroundColor: Color(0xff00ffff),
elevation: 4.0,
scrolledUnderElevation: 6.0,
shadowColor: Color(0xff1212ff),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(14.0)),
),
iconTheme: IconThemeData(color: Color(0xffff0000)),
actionsIconTheme: IconThemeData(color: Color(0xff0000ff)),
centerTitle: false,
titleSpacing: 10.0,
titleTextStyle: TextStyle(
fontSize: 22.0,
fontStyle: FontStyle.italic,
),
);
ScrollController primaryScrollController(WidgetTester tester) {
return PrimaryScrollController.of(tester.element(find.byType(CustomScrollView)));
}
test('AppBarTheme copyWith, ==, hashCode basics', () {
expect(const AppBarTheme(), const AppBarTheme().copyWith());
expect(const AppBarTheme().hashCode, const AppBarTheme().copyWith().hashCode);
});
test('AppBarTheme lerp special cases', () {
const AppBarTheme data = AppBarTheme();
expect(identical(AppBarTheme.lerp(data, data, 0.5), data), true);
});
testWidgets('Passing no AppBarTheme returns defaults', (WidgetTester tester) async {
final ThemeData theme = ThemeData();
await tester.pumpWidget(
MaterialApp(
theme: theme,
home: Scaffold(
appBar: AppBar(
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
),
),
);
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
if (theme.useMaterial3) {
expect(SystemChrome.latestStyle!.statusBarBrightness, Brightness.light);
expect(widget.color, theme.colorScheme.surface);
expect(widget.elevation, 0);
expect(widget.shadowColor, null);
expect(widget.surfaceTintColor, theme.colorScheme.surfaceTint);
expect(widget.shape, null);
expect(iconTheme.data, IconThemeData(color: theme.colorScheme.onSurface, size: 24));
expect(actionsIconTheme.data, IconThemeData(color: theme.colorScheme.onSurfaceVariant, size: 24));
expect(actionIconText.text.style!.color, Colors.black);
expect(text.style, Typography.material2021().englishLike.bodyMedium!.merge(Typography.material2021().black.bodyMedium).copyWith(color: theme.colorScheme.onSurface));
expect(tester.getSize(find.byType(AppBar)).height, kToolbarHeight);
expect(tester.getSize(find.byType(AppBar)).width, 800);
} else {
expect(SystemChrome.latestStyle!.statusBarBrightness, SystemUiOverlayStyle.light.statusBarBrightness);
expect(widget.color, Colors.blue);
expect(widget.elevation, 4.0);
expect(widget.shadowColor, Colors.black);
expect(widget.surfaceTintColor, null);
expect(widget.shape, null);
expect(iconTheme.data, const IconThemeData(color: Colors.white));
expect(actionsIconTheme.data, const IconThemeData(color: Colors.white));
expect(actionIconText.text.style!.color, Colors.white);
expect(text.style, Typography.material2014().englishLike.bodyMedium!.merge(Typography.material2014().white.bodyMedium));
expect(tester.getSize(find.byType(AppBar)).height, kToolbarHeight);
expect(tester.getSize(find.byType(AppBar)).width, 800);
}
});
testWidgets('AppBar uses values from AppBarTheme', (WidgetTester tester) async {
final AppBarTheme appBarTheme = _appBarTheme();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: Scaffold(
appBar: AppBar(
title: const Text('App Bar Title'),
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
),
),
);
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, Brightness.light);
expect(widget.color, appBarTheme.backgroundColor);
expect(widget.elevation, appBarTheme.elevation);
expect(widget.shadowColor, appBarTheme.shadowColor);
expect(widget.surfaceTintColor, appBarTheme.surfaceTintColor);
expect(widget.shape, const StadiumBorder());
expect(iconTheme.data, appBarTheme.iconTheme);
expect(actionsIconTheme.data, appBarTheme.actionsIconTheme);
expect(actionIconText.text.style!.color, appBarTheme.actionsIconTheme!.color);
expect(text.style, appBarTheme.toolbarTextStyle);
expect(tester.getSize(find.byType(AppBar)).height, appBarTheme.toolbarHeight);
expect(tester.getSize(find.byType(AppBar)).width, 800);
});
testWidgets('AppBar widget properties take priority over theme', (WidgetTester tester) async {
const Brightness brightness = Brightness.dark;
const SystemUiOverlayStyle systemOverlayStyle = SystemUiOverlayStyle.light;
const Color color = Colors.orange;
const double elevation = 3.0;
const Color shadowColor = Colors.purple;
const Color surfaceTintColor = Colors.brown;
const ShapeBorder shape = RoundedRectangleBorder();
const IconThemeData iconThemeData = IconThemeData(color: Colors.green);
const IconThemeData actionsIconThemeData = IconThemeData(color: Colors.lightBlue);
const TextStyle toolbarTextStyle = TextStyle(color: Colors.pink);
const TextStyle titleTextStyle = TextStyle(color: Colors.orange);
await tester.pumpWidget(
MaterialApp(
theme: ThemeData.from(colorScheme: const ColorScheme.light()).copyWith(
appBarTheme: _appBarTheme(),
),
home: Scaffold(
appBar: AppBar(
backgroundColor: color,
systemOverlayStyle: systemOverlayStyle,
elevation: elevation,
shadowColor: shadowColor,
surfaceTintColor: surfaceTintColor,
shape: shape,
iconTheme: iconThemeData,
actionsIconTheme: actionsIconThemeData,
toolbarTextStyle: toolbarTextStyle,
titleTextStyle: titleTextStyle,
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
),
),
);
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, brightness);
expect(widget.color, color);
expect(widget.elevation, elevation);
expect(widget.shadowColor, shadowColor);
expect(widget.surfaceTintColor, surfaceTintColor);
expect(widget.shape, shape);
expect(iconTheme.data, iconThemeData);
expect(actionsIconTheme.data, actionsIconThemeData);
expect(actionIconText.text.style!.color, actionsIconThemeData.color);
expect(text.style, toolbarTextStyle);
});
testWidgets('AppBar icon color takes priority over everything', (WidgetTester tester) async {
const Color color = Colors.lime;
const IconThemeData iconThemeData = IconThemeData(color: Colors.green);
const IconThemeData actionsIconThemeData = IconThemeData(color: Colors.lightBlue);
await tester.pumpWidget(MaterialApp(
theme: ThemeData.from(colorScheme: const ColorScheme.light()),
home: Scaffold(appBar: AppBar(
iconTheme: iconThemeData,
actionsIconTheme: actionsIconThemeData,
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), color: color, onPressed: () { }),
],
)),
));
final RichText actionIconText = _getAppBarIconRichText(tester);
expect(actionIconText.text.style!.color, color);
});
testWidgets('AppBarTheme properties take priority over ThemeData properties', (WidgetTester tester) async {
final AppBarTheme appBarTheme = _appBarTheme();
await tester.pumpWidget(
MaterialApp(
theme: ThemeData.from(colorScheme: const ColorScheme.light())
.copyWith(appBarTheme: _appBarTheme()),
home: Scaffold(
appBar: AppBar(
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
),
),
);
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, Brightness.light);
expect(widget.color, appBarTheme.backgroundColor);
expect(widget.elevation, appBarTheme.elevation);
expect(widget.shadowColor, appBarTheme.shadowColor);
expect(widget.surfaceTintColor, appBarTheme.surfaceTintColor);
expect(iconTheme.data, appBarTheme.iconTheme);
expect(actionsIconTheme.data, appBarTheme.actionsIconTheme);
expect(actionIconText.text.style!.color, appBarTheme.actionsIconTheme!.color);
expect(text.style, appBarTheme.toolbarTextStyle);
});
testWidgets('ThemeData colorScheme is used when no AppBarTheme is set', (WidgetTester tester) async {
final ThemeData lightTheme = ThemeData.from(colorScheme: const ColorScheme.light());
final ThemeData darkTheme = ThemeData.from(colorScheme: const ColorScheme.dark());
Widget buildFrame(ThemeData appTheme) {
return MaterialApp(
theme: appTheme,
home: Builder(
builder: (BuildContext context) {
return Scaffold(
appBar: AppBar(
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
);
},
),
);
}
if (lightTheme.useMaterial3) {
// M3 AppBar defaults for light themes:
// - elevation: 0
// - shadow color: null
// - surface tint color: ColorScheme.surfaceTint
// - background color: ColorScheme.surface
// - foreground color: ColorScheme.onSurface
// - actions text: style bodyMedium, foreground color
// - status bar brightness: light (based on color scheme brightness)
{
await tester.pumpWidget(buildFrame(lightTheme));
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, Brightness.light);
expect(widget.color, lightTheme.colorScheme.surface);
expect(widget.elevation, 0);
expect(widget.shadowColor, null);
expect(widget.surfaceTintColor, lightTheme.colorScheme.surfaceTint);
expect(iconTheme.data.color, lightTheme.colorScheme.onSurface);
expect(actionsIconTheme.data.color, lightTheme.colorScheme.onSurface);
expect(actionIconText.text.style!.color, lightTheme.colorScheme.onSurface);
expect(text.style, Typography.material2021().englishLike.bodyMedium!.merge(Typography.material2021().black.bodyMedium).copyWith(color: lightTheme.colorScheme.onSurface));
}
// M3 AppBar defaults for dark themes:
// - elevation: 0
// - shadow color: null
// - surface tint color: ColorScheme.surfaceTint
// - background color: ColorScheme.surface
// - foreground color: ColorScheme.onSurface
// - actions text: style bodyMedium, foreground color
// - status bar brightness: dark (based on background color)
{
await tester.pumpWidget(buildFrame(ThemeData.from(colorScheme: const ColorScheme.dark())));
await tester.pumpAndSettle(); // Theme change animation
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, Brightness.dark);
expect(widget.color, darkTheme.colorScheme.surface);
expect(widget.elevation, 0);
expect(widget.shadowColor, null);
expect(widget.surfaceTintColor, darkTheme.colorScheme.surfaceTint);
expect(iconTheme.data.color, darkTheme.colorScheme.onSurface);
expect(actionsIconTheme.data.color, darkTheme.colorScheme.onSurface);
expect(actionIconText.text.style!.color, darkTheme.colorScheme.onSurface);
expect(text.style, Typography.material2021().englishLike.bodyMedium!.merge(Typography.material2021().black.bodyMedium).copyWith(color: darkTheme.colorScheme.onSurface));
}
} else {
// AppBar defaults for light themes:
// - elevation: 4
// - shadow color: black
// - surface tint color: null
// - background color: ColorScheme.primary
// - foreground color: ColorScheme.onPrimary
// - actions text: style bodyMedium, foreground color
// - status bar brightness: light (based on color scheme brightness)
{
await tester.pumpWidget(buildFrame(lightTheme));
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, SystemUiOverlayStyle.light.statusBarBrightness);
expect(widget.color, lightTheme.colorScheme.primary);
expect(widget.elevation, 4.0);
expect(widget.shadowColor, Colors.black);
expect(widget.surfaceTintColor, null);
expect(iconTheme.data.color, lightTheme.colorScheme.onPrimary);
expect(actionsIconTheme.data.color, lightTheme.colorScheme.onPrimary);
expect(actionIconText.text.style!.color, lightTheme.colorScheme.onPrimary);
expect(text.style, Typography.material2014().englishLike.bodyMedium!.merge(Typography.material2014().black.bodyMedium).copyWith(color: lightTheme.colorScheme.onPrimary));
}
// AppBar defaults for dark themes:
// - elevation: 4
// - shadow color: black
// - surface tint color: null
// - background color: ColorScheme.surface
// - foreground color: ColorScheme.onSurface
// - actions text: style bodyMedium, foreground color
// - status bar brightness: dark (based on background color)
{
await tester.pumpWidget(buildFrame(darkTheme));
await tester.pumpAndSettle(); // Theme change animation
final Material widget = _getAppBarMaterial(tester);
final IconTheme iconTheme = _getAppBarIconTheme(tester);
final IconTheme actionsIconTheme = _getAppBarActionsIconTheme(tester);
final RichText actionIconText = _getAppBarIconRichText(tester);
final DefaultTextStyle text = _getAppBarText(tester);
expect(SystemChrome.latestStyle!.statusBarBrightness, SystemUiOverlayStyle.light.statusBarBrightness);
expect(widget.color, darkTheme.colorScheme.surface);
expect(widget.elevation, 4.0);
expect(widget.shadowColor, Colors.black);
expect(widget.surfaceTintColor, null);
expect(iconTheme.data.color, darkTheme.colorScheme.onSurface);
expect(actionsIconTheme.data.color, darkTheme.colorScheme.onSurface);
expect(actionIconText.text.style!.color, darkTheme.colorScheme.onSurface);
expect(text.style, Typography.material2014().englishLike.bodyMedium!.merge(Typography.material2014().black.bodyMedium).copyWith(color: darkTheme.colorScheme.onSurface));
}
}
});
testWidgets('AppBar iconTheme with color=null defers to outer IconTheme', (WidgetTester tester) async {
// Verify claim made in https://github.com/flutter/flutter/pull/71184#issuecomment-737419215
Widget buildFrame({ Color? appIconColor, Color? appBarIconColor }) {
return MaterialApp(
theme: ThemeData.from(useMaterial3: false, colorScheme: const ColorScheme.light()),
home: IconTheme(
data: IconThemeData(color: appIconColor),
child: Builder(
builder: (BuildContext context) {
return Scaffold(
appBar: AppBar(
iconTheme: IconThemeData(color: appBarIconColor),
actions: <Widget>[
IconButton(icon: const Icon(Icons.share), onPressed: () { }),
],
),
);
},
),
),
);
}
RichText getIconText() {
return tester.widget<RichText>(
find.descendant(
of: find.byType(Icon),
matching: find.byType(RichText),
),
);
}
await tester.pumpWidget(buildFrame(appIconColor: Colors.lime));
expect(getIconText().text.style!.color, Colors.lime);
await tester.pumpWidget(buildFrame(appIconColor: Colors.lime, appBarIconColor: Colors.purple));
expect(getIconText().text.style!.color, Colors.purple);
});
testWidgets('AppBar uses AppBarTheme.centerTitle when centerTitle is null', (WidgetTester tester) async {
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(centerTitle: true)),
home: Scaffold(appBar: AppBar(
title: const Text('Title'),
)),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
expect(navToolBar.centerMiddle, true);
});
testWidgets('AppBar.centerTitle takes priority over AppBarTheme.centerTitle', (WidgetTester tester) async {
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(centerTitle: true)),
home: Scaffold(
appBar: AppBar(
title: const Text('Title'),
centerTitle: false,
),
),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
// The AppBar.centerTitle should be used instead of AppBarTheme.centerTitle.
expect(navToolBar.centerMiddle, false);
});
testWidgets('AppBar.centerTitle adapts to TargetPlatform when AppBarTheme.centerTitle is null', (WidgetTester tester) async{
await tester.pumpWidget(MaterialApp(
theme: ThemeData(platform: TargetPlatform.iOS),
home: Scaffold(appBar: AppBar(
title: const Text('Title'),
)),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
// When ThemeData.platform is TargetPlatform.iOS, and AppBarTheme is null,
// the value of NavigationToolBar.centerMiddle should be true.
expect(navToolBar.centerMiddle, true);
});
testWidgets('AppBar.shadowColor takes priority over AppBarTheme.shadowColor', (WidgetTester tester) async {
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(shadowColor: Colors.red)),
home: Scaffold(
appBar: AppBar(
title: const Text('Title'),
shadowColor: Colors.yellow,
),
),
));
final AppBar appBar = tester.widget(find.byType(AppBar));
// The AppBar.shadowColor should be used instead of AppBarTheme.shadowColor.
expect(appBar.shadowColor, Colors.yellow);
});
testWidgets('AppBar.surfaceTintColor takes priority over AppBarTheme.surfaceTintColor', (WidgetTester tester) async {
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(surfaceTintColor: Colors.red)),
home: Scaffold(
appBar: AppBar(
title: const Text('Title'),
surfaceTintColor: Colors.yellow,
),
),
));
final AppBar appBar = tester.widget(find.byType(AppBar));
// The AppBar.surfaceTintColor should be used instead of AppBarTheme.surfaceTintColor.
expect(appBar.surfaceTintColor, Colors.yellow);
});
testWidgets('AppBarTheme.iconTheme.color takes priority over IconButtonTheme.foregroundColor - M3', (WidgetTester tester) async {
const IconThemeData overallIconTheme = IconThemeData(color: Colors.yellow);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(
iconButtonTheme: IconButtonThemeData(
style: IconButton.styleFrom(foregroundColor: Colors.red),
),
appBarTheme: const AppBarTheme(iconTheme: overallIconTheme),
useMaterial3: true,
),
home: Scaffold(
appBar: AppBar(
leading: IconButton(icon: const Icon(Icons.menu), onPressed: () {},),
actions: <Widget>[ IconButton(icon: const Icon(Icons.add), onPressed: () {},) ],
title: const Text('Title'),
),
),
));
final Color? leadingIconButtonColor = _iconStyle(tester, Icons.menu)?.color;
final Color? actionIconButtonColor = _iconStyle(tester, Icons.add)?.color;
expect(leadingIconButtonColor, overallIconTheme.color);
expect(actionIconButtonColor, overallIconTheme.color);
});
testWidgets('AppBarTheme.iconTheme.size takes priority over IconButtonTheme.iconSize - M3', (WidgetTester tester) async {
const IconThemeData overallIconTheme = IconThemeData(size: 30.0);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(
iconButtonTheme: IconButtonThemeData(
style: IconButton.styleFrom(iconSize: 32.0),
),
appBarTheme: const AppBarTheme(iconTheme: overallIconTheme),
useMaterial3: true,
),
home: Scaffold(
appBar: AppBar(
leading: IconButton(icon: const Icon(Icons.menu), onPressed: () {},),
actions: <Widget>[ IconButton(icon: const Icon(Icons.add), onPressed: () {},) ],
title: const Text('Title'),
),
),
));
final double? leadingIconButtonSize = _iconStyle(tester, Icons.menu)?.fontSize;
final double? actionIconButtonSize = _iconStyle(tester, Icons.add)?.fontSize;
expect(leadingIconButtonSize, overallIconTheme.size);
expect(actionIconButtonSize, overallIconTheme.size);
});
testWidgets('AppBarTheme.actionsIconTheme.color takes priority over IconButtonTheme.foregroundColor - M3', (WidgetTester tester) async {
const IconThemeData actionsIconTheme = IconThemeData(color: Colors.yellow);
final IconButtonThemeData iconButtonTheme = IconButtonThemeData(
style: IconButton.styleFrom(foregroundColor: Colors.red),
);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(
iconButtonTheme: iconButtonTheme,
appBarTheme: const AppBarTheme(actionsIconTheme: actionsIconTheme),
useMaterial3: true,
),
home: Scaffold(
appBar: AppBar(
leading: IconButton(icon: const Icon(Icons.menu), onPressed: () {},),
actions: <Widget>[ IconButton(icon: const Icon(Icons.add), onPressed: () {},) ],
title: const Text('Title'),
),
),
));
final Color? leadingIconButtonColor = _iconStyle(tester, Icons.menu)?.color;
final Color? actionIconButtonColor = _iconStyle(tester, Icons.add)?.color;
expect(leadingIconButtonColor, Colors.red); // leading color should come from iconButtonTheme
expect(actionIconButtonColor, actionsIconTheme.color);
});
testWidgets('AppBarTheme.actionsIconTheme.size takes priority over IconButtonTheme.iconSize - M3', (WidgetTester tester) async {
const IconThemeData actionsIconTheme = IconThemeData(size: 30.0);
final IconButtonThemeData iconButtonTheme = IconButtonThemeData(
style: IconButton.styleFrom(iconSize: 32.0),
);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(
iconButtonTheme: iconButtonTheme,
appBarTheme: const AppBarTheme(actionsIconTheme: actionsIconTheme),
useMaterial3: true,
),
home: Scaffold(
appBar: AppBar(
leading: IconButton(icon: const Icon(Icons.menu), onPressed: () {},),
actions: <Widget>[ IconButton(icon: const Icon(Icons.add), onPressed: () {},) ],
title: const Text('Title'),
),
),
));
final double? leadingIconButtonSize = _iconStyle(tester, Icons.menu)?.fontSize;
final double? actionIconButtonSize = _iconStyle(tester, Icons.add)?.fontSize;
expect(leadingIconButtonSize, 32.0); // The size of leading icon button should come from iconButtonTheme
expect(actionIconButtonSize, actionsIconTheme.size);
});
testWidgets('AppBarTheme.foregroundColor takes priority over IconButtonTheme.foregroundColor - M3', (WidgetTester tester) async {
final IconButtonThemeData iconButtonTheme = IconButtonThemeData(
style: IconButton.styleFrom(foregroundColor: Colors.red),
);
const AppBarTheme appBarTheme = AppBarTheme(
foregroundColor: Colors.green,
);
final ThemeData themeData = ThemeData(
iconButtonTheme: iconButtonTheme,
appBarTheme: appBarTheme,
useMaterial3: true,
);
await tester.pumpWidget(
MaterialApp(
theme: themeData,
home: Scaffold(
appBar: AppBar(
title: const Text('title'),
leading: IconButton(icon: const Icon(Icons.menu), onPressed: () {}),
actions: <Widget>[
IconButton(icon: const Icon(Icons.add), onPressed: () {}),
],
),
),
),
);
final Color? leadingIconButtonColor = _iconStyle(tester, Icons.menu)?.color;
final Color? actionIconButtonColor = _iconStyle(tester, Icons.add)?.color;
expect(leadingIconButtonColor, appBarTheme.foregroundColor);
expect(actionIconButtonColor, appBarTheme.foregroundColor);
});
testWidgets('AppBar uses AppBarTheme.titleSpacing', (WidgetTester tester) async {
const double kTitleSpacing = 10;
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(titleSpacing: kTitleSpacing)),
home: Scaffold(
appBar: AppBar(
title: const Text('Title'),
),
),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
expect(navToolBar.middleSpacing, kTitleSpacing);
});
testWidgets('AppBar.titleSpacing takes priority over AppBarTheme.titleSpacing', (WidgetTester tester) async {
const double kTitleSpacing = 10;
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(titleSpacing: kTitleSpacing)),
home: Scaffold(
appBar: AppBar(
title: const Text('Title'),
titleSpacing: 40,
),
),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
expect(navToolBar.middleSpacing, 40);
});
testWidgets('SliverAppBar uses AppBarTheme.titleSpacing', (WidgetTester tester) async {
const double kTitleSpacing = 10;
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(titleSpacing: kTitleSpacing)),
home: const CustomScrollView(
slivers: <Widget>[
SliverAppBar(
title: Text('Title'),
),
],
),
));
final NavigationToolbar navToolBar = tester.widget(find.byType(NavigationToolbar));
expect(navToolBar.middleSpacing, kTitleSpacing);
});
testWidgets('SliverAppBar.titleSpacing takes priority over AppBarTheme.titleSpacing ', (WidgetTester tester) async {
const double kTitleSpacing = 10;
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: const AppBarTheme(titleSpacing: kTitleSpacing)),
home: const CustomScrollView(
slivers: <Widget>[
SliverAppBar(
title: Text('Title'),
titleSpacing: 40,
),
],
),
));
final NavigationToolbar navToolbar = tester.widget(find.byType(NavigationToolbar));
expect(navToolbar.middleSpacing, 40);
});
testWidgets('SliverAppBar.medium uses AppBarTheme properties', (WidgetTester tester) async {
const String title = 'Medium App Bar';
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: CustomScrollView(
primary: true,
slivers: <Widget>[
SliverAppBar.medium(
leading: IconButton(
onPressed: () {},
icon: const Icon(Icons.menu),
),
title: const Text(title),
actions: <Widget>[
IconButton(
onPressed: () {},
icon: const Icon(Icons.search),
),
],
),
],
),
));
// Test title.
final RichText titleText = tester.firstWidget(find.byType(RichText));
expect(titleText.text.style!.fontSize, appBarTheme.titleTextStyle!.fontSize);
expect(titleText.text.style!.fontStyle, appBarTheme.titleTextStyle!.fontStyle);
// Test background color, shadow color, and shape.
final Material material = tester.widget<Material>(
find.descendant(
of: find.byType(SliverAppBar),
matching: find.byType(Material).first,
),
);
expect(material.color, appBarTheme.backgroundColor);
expect(material.shadowColor, appBarTheme.shadowColor);
expect(material.shape, appBarTheme.shape);
final RichText actionIcon = tester.widget(find.byType(RichText).last);
expect(actionIcon.text.style!.color, appBarTheme.actionsIconTheme!.color);
// Scroll to collapse the SliverAppBar.
final ScrollController controller = primaryScrollController(tester);
controller.jumpTo(120);
await tester.pumpAndSettle();
// Test title spacing.
final Finder collapsedTitle = find.text(title).last;
final Offset titleOffset = tester.getTopLeft(collapsedTitle);
final Offset iconOffset = tester.getTopRight(find.widgetWithIcon(IconButton, Icons.menu));
expect(titleOffset.dx, iconOffset.dx + appBarTheme.titleSpacing!);
});
testWidgets('SliverAppBar.medium properties take priority over AppBarTheme properties', (WidgetTester tester) async {
const String title = 'Medium App Bar';
const Color backgroundColor = Color(0xff000099);
const Color foregroundColor = Color(0xff00ff98);
const Color shadowColor = Color(0xff00ff97);
const ShapeBorder shape = RoundedRectangleBorder(
borderRadius: BorderRadiusDirectional.only(bottomStart: Radius.circular(12.0)),
);
const IconThemeData iconTheme = IconThemeData(color: Color(0xff00ff96));
const IconThemeData actionsIconTheme = IconThemeData(color: Color(0xff00ff95));
const double titleSpacing = 18.0;
const TextStyle titleTextStyle = TextStyle(
fontSize: 22.9,
fontStyle: FontStyle.italic,
);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: CustomScrollView(
primary: true,
slivers: <Widget>[
SliverAppBar.medium(
centerTitle: false,
backgroundColor: backgroundColor,
foregroundColor: foregroundColor,
shadowColor: shadowColor,
shape: shape,
iconTheme: iconTheme,
actionsIconTheme: actionsIconTheme,
titleSpacing: titleSpacing,
titleTextStyle: titleTextStyle,
leading: IconButton(
onPressed: () {},
icon: const Icon(Icons.menu),
),
title: const Text(title),
actions: <Widget>[
IconButton(
onPressed: () {},
icon: const Icon(Icons.search),
),
],
),
],
),
));
// Test title.
final RichText titleText = tester.firstWidget(find.byType(RichText));
expect(titleText.text.style, titleTextStyle);
// Test background color, shadow color, and shape.
final Material material = tester.widget<Material>(
find.descendant(
of: find.byType(SliverAppBar),
matching: find.byType(Material).first,
),
);
expect(material.color, backgroundColor);
expect(material.shadowColor, shadowColor);
expect(material.shape, shape);
final RichText actionIcon = tester.widget(find.byType(RichText).last);
expect(actionIcon.text.style!.color, actionsIconTheme.color);
// Scroll to collapse the SliverAppBar.
final ScrollController controller = primaryScrollController(tester);
controller.jumpTo(120);
await tester.pumpAndSettle();
// Test title spacing.
final Finder collapsedTitle = find.text(title).last;
final Offset titleOffset = tester.getTopLeft(collapsedTitle);
final Offset iconOffset = tester.getTopRight(find.widgetWithIcon(IconButton, Icons.menu));
expect(titleOffset.dx, iconOffset.dx + titleSpacing);
});
testWidgets('SliverAppBar.large uses AppBarTheme properties', (WidgetTester tester) async {
const String title = 'Large App Bar';
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: CustomScrollView(
primary: true,
slivers: <Widget>[
SliverAppBar.large(
leading: IconButton(
onPressed: () {},
icon: const Icon(Icons.menu),
),
title: const Text(title),
actions: <Widget>[
IconButton(
onPressed: () {},
icon: const Icon(Icons.search),
),
],
),
],
),
));
// Test title.
final RichText titleText = tester.firstWidget(find.byType(RichText));
expect(titleText.text.style!.fontSize, appBarTheme.titleTextStyle!.fontSize);
expect(titleText.text.style!.fontStyle, appBarTheme.titleTextStyle!.fontStyle);
// Test background color, shadow color, and shape.
final Material material = tester.widget<Material>(
find.descendant(
of: find.byType(SliverAppBar),
matching: find.byType(Material).first,
),
);
expect(material.color, appBarTheme.backgroundColor);
expect(material.shadowColor, appBarTheme.shadowColor);
expect(material.shape, appBarTheme.shape);
final RichText actionIcon = tester.widget(find.byType(RichText).last);
expect(actionIcon.text.style!.color, appBarTheme.actionsIconTheme!.color);
// Scroll to collapse the SliverAppBar.
final ScrollController controller = primaryScrollController(tester);
controller.jumpTo(120);
await tester.pumpAndSettle();
// Test title spacing.
final Finder collapsedTitle = find.text(title).last;
final Offset titleOffset = tester.getTopLeft(collapsedTitle);
final Offset iconOffset = tester.getTopRight(find.widgetWithIcon(IconButton, Icons.menu));
expect(titleOffset.dx, iconOffset.dx + appBarTheme.titleSpacing!);
});
testWidgets('SliverAppBar.large properties take priority over AppBarTheme properties', (WidgetTester tester) async {
const String title = 'Large App Bar';
const Color backgroundColor = Color(0xff000099);
const Color foregroundColor = Color(0xff00ff98);
const Color shadowColor = Color(0xff00ff97);
const ShapeBorder shape = RoundedRectangleBorder(
borderRadius: BorderRadiusDirectional.only(bottomStart: Radius.circular(12.0)),
);
const IconThemeData iconTheme = IconThemeData(color: Color(0xff00ff96));
const IconThemeData actionsIconTheme = IconThemeData(color: Color(0xff00ff95));
const double titleSpacing = 18.0;
const TextStyle titleTextStyle = TextStyle(
fontSize: 22.9,
fontStyle: FontStyle.italic,
);
await tester.pumpWidget(MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: CustomScrollView(
primary: true,
slivers: <Widget>[
SliverAppBar.large(
centerTitle: false,
backgroundColor: backgroundColor,
foregroundColor: foregroundColor,
shadowColor: shadowColor,
shape: shape,
iconTheme: iconTheme,
actionsIconTheme: actionsIconTheme,
titleSpacing: titleSpacing,
titleTextStyle: titleTextStyle,
leading: IconButton(
onPressed: () {},
icon: const Icon(Icons.menu),
),
title: const Text(title),
actions: <Widget>[
IconButton(
onPressed: () {},
icon: const Icon(Icons.search),
),
],
),
],
),
));
// Test title.
final RichText titleText = tester.firstWidget(find.byType(RichText));
expect(titleText.text.style, titleTextStyle);
// Test background color, shadow color, and shape.
final Material material = tester.widget<Material>(
find.descendant(
of: find.byType(SliverAppBar),
matching: find.byType(Material).first,
),
);
expect(material.color, backgroundColor);
expect(material.shadowColor, shadowColor);
expect(material.shape, shape);
final RichText actionIcon = tester.widget(find.byType(RichText).last);
expect(actionIcon.text.style!.color, actionsIconTheme.color);
// Scroll to collapse the SliverAppBar.
final ScrollController controller = primaryScrollController(tester);
controller.jumpTo(120);
await tester.pumpAndSettle();
// Test title spacing.
final Finder collapsedTitle = find.text(title).last;
final Offset titleOffset = tester.getTopLeft(collapsedTitle);
final Offset iconOffset = tester.getTopRight(find.widgetWithIcon(IconButton, Icons.menu));
expect(titleOffset.dx, iconOffset.dx + titleSpacing);
});
testWidgets(
'SliverAppBar medium & large supports foregroundColor', (WidgetTester tester) async {
const String title = 'AppBar title';
const AppBarTheme appBarTheme = AppBarTheme(foregroundColor: Color(0xff00ff20));
const Color foregroundColor = Color(0xff001298);
Widget buildWidget({ Color? color, AppBarTheme? appBarTheme }) {
return MaterialApp(
theme: ThemeData(appBarTheme: appBarTheme),
home: CustomScrollView(
primary: true,
slivers: <Widget>[
SliverAppBar.medium(
foregroundColor: color,
title: const Text(title),
),
SliverAppBar.large(
foregroundColor: color,
title: const Text(title),
),
],
),
);
}
await tester.pumpWidget(buildWidget(appBarTheme: appBarTheme));
// Test AppBarTheme.foregroundColor parameter.
RichText mediumTitle = tester.widget(find.byType(RichText).first);
expect(mediumTitle.text.style!.color, appBarTheme.foregroundColor);
RichText largeTitle = tester.widget(find.byType(RichText).first);
expect(largeTitle.text.style!.color, appBarTheme.foregroundColor);
await tester.pumpWidget(buildWidget(
color: foregroundColor, appBarTheme: appBarTheme),
);
// Test foregroundColor parameter.
mediumTitle = tester.widget(find.byType(RichText).first);
expect(mediumTitle.text.style!.color, foregroundColor);
largeTitle = tester.widget(find.byType(RichText).first);
expect(largeTitle.text.style!.color, foregroundColor);
});
testWidgets('Default AppBarTheme debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const AppBarTheme().debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description, <String>[]);
});
testWidgets('AppBarTheme implements debugFillProperties', (WidgetTester tester) async {
final DiagnosticPropertiesBuilder builder = DiagnosticPropertiesBuilder();
const AppBarTheme(
backgroundColor: Color(0xff000001),
elevation: 8.0,
shadowColor: Color(0xff000002),
surfaceTintColor: Color(0xff000003),
centerTitle: true,
titleSpacing: 40.0,
).debugFillProperties(builder);
final List<String> description = builder.properties
.where((DiagnosticsNode node) => !node.isFiltered(DiagnosticLevel.info))
.map((DiagnosticsNode node) => node.toString())
.toList();
expect(description, <String>[
'backgroundColor: Color(0xff000001)',
'elevation: 8.0',
'shadowColor: Color(0xff000002)',
'surfaceTintColor: Color(0xff000003)',
'centerTitle: true',
'titleSpacing: 40.0',
]);
// On the web, Dart doubles and ints are backed by the same kind of object because
// JavaScript does not support integers. So, the Dart double "4.0" is identical
// to "4", which results in the web evaluating to the value "4" regardless of which
// one is used. This results in a difference for doubles in debugFillProperties between
// the web and the rest of Flutter's target platforms.
}, skip: kIsWeb); // https://github.com/flutter/flutter/issues/87364
}
AppBarTheme _appBarTheme() {
const SystemUiOverlayStyle systemOverlayStyle = SystemUiOverlayStyle.dark;
const Color backgroundColor = Colors.lightBlue;
const double elevation = 6.0;
const Color shadowColor = Colors.red;
const Color surfaceTintColor = Colors.green;
const IconThemeData iconThemeData = IconThemeData(color: Colors.black);
const IconThemeData actionsIconThemeData = IconThemeData(color: Colors.pink);
return const AppBarTheme(
actionsIconTheme: actionsIconThemeData,
systemOverlayStyle: systemOverlayStyle,
backgroundColor: backgroundColor,
elevation: elevation,
shadowColor: shadowColor,
surfaceTintColor: surfaceTintColor,
shape: StadiumBorder(),
iconTheme: iconThemeData,
toolbarHeight: 96,
toolbarTextStyle: TextStyle(color: Colors.yellow),
titleTextStyle: TextStyle(color: Colors.pink),
);
}
Material _getAppBarMaterial(WidgetTester tester) {
return tester.widget<Material>(
find.descendant(
of: find.byType(AppBar),
matching: find.byType(Material),
),
);
}
IconTheme _getAppBarIconTheme(WidgetTester tester) {
return tester.widget<IconTheme>(
find.descendant(
of: find.byType(AppBar),
matching: find.byType(IconTheme),
).first,
);
}
IconTheme _getAppBarActionsIconTheme(WidgetTester tester) {
return tester.widget<IconTheme>(
find.descendant(
of: find.byType(NavigationToolbar),
matching: find.byType(IconTheme),
).first,
);
}
RichText _getAppBarIconRichText(WidgetTester tester) {
return tester.widget<RichText>(
find.descendant(
of: find.byType(Icon),
matching: find.byType(RichText),
).first,
);
}
DefaultTextStyle _getAppBarText(WidgetTester tester) {
return tester.widget<DefaultTextStyle>(
find.descendant(
of: find.byType(CustomSingleChildLayout),
matching: find.byType(DefaultTextStyle),
).first,
);
}
TextStyle? _iconStyle(WidgetTester tester, IconData icon) {
final RichText iconRichText = tester.widget<RichText>(
find.descendant(of: find.byIcon(icon).first, matching: find.byType(RichText)),
);
return iconRichText.text.style;
}