// 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_test/flutter_test.dart'; void main() { TestWidgetsFlutterBinding.ensureInitialized(); testWidgets('position in the toolbar changes width', (WidgetTester tester) async { late StateSetter setState; int index = 1; int total = 3; await tester.pumpWidget( MaterialApp( home: Scaffold( body: Center( child: StatefulBuilder( builder: (BuildContext context, StateSetter setter) { setState = setter; return TextSelectionToolbarTextButton( padding: TextSelectionToolbarTextButton.getPadding(index, total), child: const Text('button'), ); }, ), ), ), ), ); final Size middleSize = tester.getSize(find.byType(TextSelectionToolbarTextButton)); setState(() { index = 0; total = 3; }); await tester.pump(); final Size firstSize = tester.getSize(find.byType(TextSelectionToolbarTextButton)); expect(firstSize.width, greaterThan(middleSize.width)); setState(() { index = 2; total = 3; }); await tester.pump(); final Size lastSize = tester.getSize(find.byType(TextSelectionToolbarTextButton)); expect(lastSize.width, greaterThan(middleSize.width)); expect(lastSize.width, equals(firstSize.width)); setState(() { index = 0; total = 1; }); await tester.pump(); final Size onlySize = tester.getSize(find.byType(TextSelectionToolbarTextButton)); expect(onlySize.width, greaterThan(middleSize.width)); expect(onlySize.width, greaterThan(firstSize.width)); expect(onlySize.width, greaterThan(lastSize.width)); }); for (final ColorScheme colorScheme in <ColorScheme>[ThemeData.light().colorScheme, ThemeData.dark().colorScheme]) { testWidgets('foreground color by default', (WidgetTester tester) async { await tester.pumpWidget( MaterialApp( theme: ThemeData( colorScheme: colorScheme, ), home: Scaffold( body: Center( child: TextSelectionToolbarTextButton( padding: TextSelectionToolbarTextButton.getPadding(0, 1), child: const Text('button'), ), ), ), ), ); expect(find.byType(TextButton), findsOneWidget); final TextButton textButton = tester.widget(find.byType(TextButton)); // The foreground color is hardcoded to black or white by default, not the // default value from ColorScheme.onSurface. expect( textButton.style!.foregroundColor!.resolve(<MaterialState>{}), switch (colorScheme.brightness) { Brightness.light => const Color(0xff000000), Brightness.dark => const Color(0xffffffff), }, ); }); testWidgets('custom foreground color', (WidgetTester tester) async { const Color customForegroundColor = Colors.red; await tester.pumpWidget( MaterialApp( theme: ThemeData( colorScheme: colorScheme.copyWith( onSurface: customForegroundColor, ), ), home: Scaffold( body: Center( child: TextSelectionToolbarTextButton( padding: TextSelectionToolbarTextButton.getPadding(0, 1), child: const Text('button'), ), ), ), ), ); expect(find.byType(TextButton), findsOneWidget); final TextButton textButton = tester.widget(find.byType(TextButton)); expect( textButton.style!.foregroundColor!.resolve(<MaterialState>{}), customForegroundColor, ); }); testWidgets('background color by default', (WidgetTester tester) async { // Regression test for https://github.com/flutter/flutter/issues/133027 await tester.pumpWidget( MaterialApp( theme: ThemeData( colorScheme: colorScheme, ), home: Scaffold( body: Center( child: TextSelectionToolbarTextButton( padding: TextSelectionToolbarTextButton.getPadding(0, 1), child: const Text('button'), ), ), ), ), ); expect(find.byType(TextButton), findsOneWidget); final TextButton textButton = tester.widget(find.byType(TextButton)); // The background color is hardcoded to transparent by default so the buttons // are the color of the container behind them. For example TextSelectionToolbar // hardcodes the color value, and TextSelectionToolbarTextButton that are its // children should be that color. expect( textButton.style!.backgroundColor!.resolve(<MaterialState>{}), Colors.transparent, ); }); testWidgets('textButtonTheme should not override default background color', (WidgetTester tester) async { // Regression test for https://github.com/flutter/flutter/issues/133027 await tester.pumpWidget( MaterialApp( theme: ThemeData( colorScheme: colorScheme, textButtonTheme: const TextButtonThemeData( style: ButtonStyle( backgroundColor: MaterialStatePropertyAll<Color>(Colors.blue), ), ), ), home: Scaffold( body: Center( child: TextSelectionToolbarTextButton( padding: TextSelectionToolbarTextButton.getPadding(0, 1), child: const Text('button'), ), ), ), ), ); expect(find.byType(TextButton), findsOneWidget); final TextButton textButton = tester.widget(find.byType(TextButton)); // The background color is hardcoded to transparent by default so the buttons // are the color of the container behind them. For example TextSelectionToolbar // hardcodes the color value, and TextSelectionToolbarTextButton that are its // children should be that color. expect( textButton.style!.backgroundColor!.resolve(<MaterialState>{}), Colors.transparent, ); }); } }