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76 lines
3.2 KiB
76 lines
3.2 KiB
// Copyright 2021 The Flutter team. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// ignore_for_file: avoid_types_on_closure_parameters
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:material_3_demo/main.dart';
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import 'package:material_3_demo/typography_screen.dart';
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import 'component_screen_test.dart';
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void main() {
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testWidgets(
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'Typography screen shows correctly when the corresponding icon is '
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'selected on NavigationBar', (tester) async {
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widgetSetup(tester, 449);
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addTearDown(tester.binding.window.clearPhysicalSizeTestValue);
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await tester.pumpWidget(const Material3Demo());
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expect(find.text("Display Large"), findsNothing);
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expect(find.byType(NavigationBar), findsOneWidget);
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Finder textIconOnBar = find.byIcon(Icons.text_snippet_outlined);
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expect(textIconOnBar, findsOneWidget);
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await tester.tap(textIconOnBar);
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await tester.pumpAndSettle(const Duration(microseconds: 500));
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expect(textIconOnBar, findsNothing);
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expect(find.byIcon(Icons.text_snippet), findsOneWidget);
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expect(find.text("Display Large"), findsOneWidget);
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});
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testWidgets(
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'Typography screen shows correctly when the corresponding icon is '
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'selected on NavigationRail', (tester) async {
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widgetSetup(tester, 450); // NavigationRail shows only when width is >= 450.
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addTearDown(tester.binding.window.clearPhysicalSizeTestValue);
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await tester.pumpWidget(const Material3Demo());
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expect(find.text("Display Large"), findsNothing);
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expect(find.byType(NavigationRail), findsOneWidget);
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Finder textIconOnRail = find.byIcon(Icons.text_snippet_outlined);
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expect(textIconOnRail, findsOneWidget);
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await tester.tap(textIconOnRail);
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await tester.pumpAndSettle(const Duration(microseconds: 500));
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expect(textIconOnRail, findsNothing);
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expect(find.byIcon(Icons.text_snippet), findsOneWidget);
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expect(find.text("Display Large"), findsOneWidget);
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});
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testWidgets('Typography screen shows correct content', (tester) async {
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await tester.pumpWidget(MaterialApp(
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home: Scaffold(body: Row(children: const [TypographyScreen()])),
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));
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expect(find.text("Display Large"), findsOneWidget);
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expect(find.text("Display Medium"), findsOneWidget);
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expect(find.text("Display Small"), findsOneWidget);
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expect(find.text("Headline Large"), findsOneWidget);
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expect(find.text("Headline Medium"), findsOneWidget);
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expect(find.text("Headline Small"), findsOneWidget);
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expect(find.text("Title Large"), findsOneWidget);
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expect(find.text("Title Medium"), findsOneWidget);
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expect(find.text("Title Small"), findsOneWidget);
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await tester.scrollUntilVisible(
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find.text("Body Small"),
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500.0,
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);
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expect(find.text("Label Large"), findsOneWidget);
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expect(find.text("Label Medium"), findsOneWidget);
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expect(find.text("Label Small"), findsOneWidget);
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expect(find.text("Body Large"), findsOneWidget);
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expect(find.text("Body Medium"), findsOneWidget);
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expect(find.text("Body Small"), findsOneWidget);
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expect(find.byType(TextStyleExample), findsNWidgets(15));
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});
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}
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