// Copyright 2016 The Chromium 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/rendering.dart'; import 'package:flutter_test/flutter_test.dart'; void main() { testWidgets('CircleAvatar with dark background color', (WidgetTester tester) async { final Color backgroundColor = Colors.blue.shade900; await tester.pumpWidget( wrap( child: new CircleAvatar( backgroundColor: backgroundColor, radius: 50.0, child: const Text('Z'), ), ), ); final RenderConstrainedBox box = tester.renderObject(find.byType(CircleAvatar)); expect(box.size.width, equals(100.0)); expect(box.size.height, equals(100.0)); final RenderDecoratedBox child = box.child; final BoxDecoration decoration = child.decoration; expect(decoration.color, equals(backgroundColor)); final RenderParagraph paragraph = tester.renderObject(find.text('Z')); expect(paragraph.text.style.color, equals(Colors.white)); }); testWidgets('CircleAvatar with light background color', (WidgetTester tester) async { final Color backgroundColor = Colors.blue.shade100; await tester.pumpWidget( wrap( child: new CircleAvatar( backgroundColor: backgroundColor, radius: 50.0, child: const Text('Z'), ), ), ); final RenderConstrainedBox box = tester.renderObject(find.byType(CircleAvatar)); expect(box.size.width, equals(100.0)); expect(box.size.height, equals(100.0)); final RenderDecoratedBox child = box.child; final BoxDecoration decoration = child.decoration; expect(decoration.color, equals(backgroundColor)); final RenderParagraph paragraph = tester.renderObject(find.text('Z')); expect(paragraph.text.style.color, equals(Colors.black)); }); testWidgets('CircleAvatar with foreground color', (WidgetTester tester) async { final Color foregroundColor = Colors.red.shade100; await tester.pumpWidget( wrap( child: new CircleAvatar( foregroundColor: foregroundColor, child: const Text('Z'), ), ), ); final ThemeData fallback = new ThemeData.fallback(); final RenderConstrainedBox box = tester.renderObject(find.byType(CircleAvatar)); expect(box.size.width, equals(40.0)); expect(box.size.height, equals(40.0)); final RenderDecoratedBox child = box.child; final BoxDecoration decoration = child.decoration; expect(decoration.color, equals(fallback.primaryColor)); final RenderParagraph paragraph = tester.renderObject(find.text('Z')); expect(paragraph.text.style.color, equals(foregroundColor)); }); testWidgets('CircleAvatar with theme', (WidgetTester tester) async { final ThemeData theme = new ThemeData( primaryColor: Colors.grey.shade100, primaryColorBrightness: Brightness.light, ); await tester.pumpWidget( wrap( child: new Theme( data: theme, child: const CircleAvatar( child: const Text('Z'), ), ), ), ); final RenderConstrainedBox box = tester.renderObject(find.byType(CircleAvatar)); final RenderDecoratedBox child = box.child; final BoxDecoration decoration = child.decoration; expect(decoration.color, equals(theme.primaryColor)); final RenderParagraph paragraph = tester.renderObject(find.text('Z')); expect(paragraph.text.style.color, equals(theme.primaryTextTheme.title.color)); }); testWidgets('CircleAvatar text does not expand with textScaleFactor', (WidgetTester tester) async { final Color foregroundColor = Colors.red.shade100; await tester.pumpWidget( wrap( child: new CircleAvatar( foregroundColor: foregroundColor, child: const Text('Z'), ), ), ); expect(tester.getSize(find.text('Z')), equals(const Size(20.0, 20.0))); await tester.pumpWidget( wrap( child: new MediaQuery( data: const MediaQueryData( textScaleFactor: 2.0, size: const Size(111.0, 111.0), devicePixelRatio: 1.1, padding: const EdgeInsets.all(11.0)), child: new CircleAvatar( child: new Builder( builder: (BuildContext context) { final MediaQueryData data = MediaQuery.of(context); // These should not change. expect(data.size, equals(const Size(111.0, 111.0))); expect(data.devicePixelRatio, equals(1.1)); expect(data.padding, equals(const EdgeInsets.all(11.0))); // This should be overridden to 1.0. expect(data.textScaleFactor, equals(1.0)); return const Text('Z'); } ), ), ), ), ); expect(tester.getSize(find.text('Z')), equals(const Size(20.0, 20.0))); }); } Widget wrap({ Widget child }) { return new Directionality( textDirection: TextDirection.ltr, child: new MediaQuery( data: const MediaQueryData(), child: new Center(child: child), ), ); }