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samples/material_3_demo/test/typography_screen_test.dart
Pierre-Louis 79bd62952d Improvements to M3 demo app (#1647)
* improvements

* fix focus

* add comment

* add comment

* copy changes to root material_3_demo

* fix large breakpoint

* fix large breakpoint

* Create integration_test.dart

* refactor main.dart into home.dart and constants.dart

* add integration_test to pubspec

* copy to root material_3_demo

* remove removal of constraints

* address feedback
2023-02-14 19:18:36 +01:00

86 lines
3.5 KiB
Dart

// Copyright 2021 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// ignore_for_file: avoid_types_on_closure_parameters
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:material_3_demo/main.dart';
import 'package:material_3_demo/typography_screen.dart';
import 'component_screen_test.dart';
void main() {
testWidgets(
'Typography screen shows correctly when the corresponding icon is '
'selected on NavigationBar', (tester) async {
widgetSetup(tester, 449);
addTearDown(tester.binding.window.clearPhysicalSizeTestValue);
await tester.pumpWidget(const App());
expect(find.text('Display Large'), findsNothing);
expect(find.byType(NavigationBar), findsOneWidget);
Finder textIconOnBar = find.descendant(
of: find.byType(NavigationBar),
matching: find.byIcon(Icons.text_snippet_outlined));
expect(textIconOnBar, findsOneWidget);
await tester.tap(textIconOnBar);
await tester.pumpAndSettle(const Duration(microseconds: 500));
expect(textIconOnBar, findsNothing);
Finder selectedTextIconOnBar = find.descendant(
of: find.byType(NavigationBar),
matching: find.byIcon(Icons.text_snippet));
expect(selectedTextIconOnBar, findsOneWidget);
expect(find.text('Display Large'), findsOneWidget);
});
testWidgets(
'Typography screen shows correctly when the corresponding icon is '
'selected on NavigationRail', (tester) async {
widgetSetup(
tester, 1200); // NavigationRail shows only when width is > 1000.
addTearDown(tester.binding.window.clearPhysicalSizeTestValue);
await tester.pumpWidget(const App());
expect(find.text('Display Large'), findsNothing);
Finder textIconOnRail = find.descendant(
of: find.byType(NavigationRail),
matching: find.byIcon(Icons.text_snippet_outlined));
expect(textIconOnRail, findsOneWidget);
await tester.tap(textIconOnRail);
await tester.pumpAndSettle(const Duration(microseconds: 500));
expect(textIconOnRail, findsNothing);
Finder selectedTextIconOnRail = find.descendant(
of: find.byType(NavigationRail),
matching: find.byIcon(Icons.text_snippet));
expect(selectedTextIconOnRail, findsOneWidget);
expect(find.text('Display Large'), findsOneWidget);
});
testWidgets('Typography screen shows correct content', (tester) async {
await tester.pumpWidget(MaterialApp(
home: Scaffold(body: Row(children: const [TypographyScreen()])),
));
expect(find.text('Display Large'), findsOneWidget);
expect(find.text('Display Medium'), findsOneWidget);
expect(find.text('Display Small'), findsOneWidget);
expect(find.text('Headline Large'), findsOneWidget);
expect(find.text('Headline Medium'), findsOneWidget);
expect(find.text('Headline Small'), findsOneWidget);
expect(find.text('Title Large'), findsOneWidget);
expect(find.text('Title Medium'), findsOneWidget);
expect(find.text('Title Small'), findsOneWidget);
await tester.scrollUntilVisible(
find.text('Body Small'),
500.0,
);
expect(find.text('Label Large'), findsOneWidget);
expect(find.text('Label Medium'), findsOneWidget);
expect(find.text('Label Small'), findsOneWidget);
expect(find.text('Body Large'), findsOneWidget);
expect(find.text('Body Medium'), findsOneWidget);
expect(find.text('Body Small'), findsOneWidget);
expect(find.byType(TextStyleExample), findsNWidgets(15));
});
}