From ec639f359c0e7eadd61664a562a2db72b81c92f6 Mon Sep 17 00:00:00 2001 From: Jasper van Riet Date: Mon, 27 Nov 2023 18:26:37 +0100 Subject: [PATCH] Write tests for API examples of BottomNavigationBar and IconButton (#138188) This PR writes tests for a few of the API examples (not all), as requested in #130459. For the test names, I used the existing tests in the `api` folder as guide. --- dev/bots/check_code_samples.dart | 4 --- .../bottom_navigation_bar.0_test.dart | 32 +++++++++++++++++ .../bottom_navigation_bar.1_test.dart | 36 +++++++++++++++++++ .../icon_button/icon_button.0_test.dart | 35 ++++++++++++++++++ .../icon_button/icon_button.1_test.dart | 32 +++++++++++++++++ 5 files changed, 135 insertions(+), 4 deletions(-) create mode 100644 examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.0_test.dart create mode 100644 examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.1_test.dart create mode 100644 examples/api/test/material/icon_button/icon_button.0_test.dart create mode 100644 examples/api/test/material/icon_button/icon_button.1_test.dart diff --git a/dev/bots/check_code_samples.dart b/dev/bots/check_code_samples.dart index e601c40db0e..1c98c5ec470 100644 --- a/dev/bots/check_code_samples.dart +++ b/dev/bots/check_code_samples.dart @@ -338,13 +338,9 @@ final Set _knownMissingTests = { 'examples/api/test/material/snack_bar/snack_bar.0_test.dart', 'examples/api/test/material/snack_bar/snack_bar.2_test.dart', 'examples/api/test/material/snack_bar/snack_bar.1_test.dart', - 'examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.0_test.dart', - 'examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.1_test.dart', 'examples/api/test/material/outlined_button/outlined_button.0_test.dart', 'examples/api/test/material/icon_button/icon_button.2_test.dart', 'examples/api/test/material/icon_button/icon_button.3_test.dart', - 'examples/api/test/material/icon_button/icon_button.0_test.dart', - 'examples/api/test/material/icon_button/icon_button.1_test.dart', 'examples/api/test/material/expansion_panel/expansion_panel_list.expansion_panel_list_radio.0_test.dart', 'examples/api/test/material/input_decorator/input_decoration.1_test.dart', 'examples/api/test/material/input_decorator/input_decoration.prefix_icon_constraints.0_test.dart', diff --git a/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.0_test.dart b/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.0_test.dart new file mode 100644 index 00000000000..bfedc014c64 --- /dev/null +++ b/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.0_test.dart @@ -0,0 +1,32 @@ +// 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_api_samples/material/bottom_navigation_bar/bottom_navigation_bar.0.dart' as example; +import 'package:flutter_test/flutter_test.dart'; + +void main() { + testWidgets('BottomNavigationBar Updates Screen Content', (WidgetTester tester) async { + await tester.pumpWidget( + const example.BottomNavigationBarExampleApp(), + ); + + expect(find.widgetWithText(AppBar, 'BottomNavigationBar Sample'), findsOneWidget); + expect(find.byType(BottomNavigationBar), findsOneWidget); + expect(find.widgetWithText(Center, 'Index 0: Home'), findsOneWidget); + + await tester.tap(find.byIcon(Icons.business)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 1: Business'), findsOneWidget); + + await tester.tap(find.byIcon(Icons.school)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 2: School'), findsOneWidget); + + // Verify we can go back + await tester.tap(find.byIcon(Icons.home)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 0: Home'), findsOneWidget); + }); +} diff --git a/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.1_test.dart b/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.1_test.dart new file mode 100644 index 00000000000..d914867adb1 --- /dev/null +++ b/examples/api/test/material/bottom_navigation_bar/bottom_navigation_bar.1_test.dart @@ -0,0 +1,36 @@ +// 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_api_samples/material/bottom_navigation_bar/bottom_navigation_bar.1.dart' as example; +import 'package:flutter_test/flutter_test.dart'; + +void main() { + testWidgets('BottomNavigationBar Updates Screen Content', (WidgetTester tester) async { + await tester.pumpWidget( + const example.BottomNavigationBarExampleApp(), + ); + + expect(find.widgetWithText(AppBar, 'BottomNavigationBar Sample'), findsOneWidget); + expect(find.byType(BottomNavigationBar), findsOneWidget); + expect(find.widgetWithText(Center, 'Index 0: Home'), findsOneWidget); + + await tester.tap(find.byIcon(Icons.business)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 1: Business'), findsOneWidget); + + await tester.tap(find.byIcon(Icons.school)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 2: School'), findsOneWidget); + + await tester.tap(find.byIcon(Icons.settings)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 3: Settings'), findsOneWidget); + + // Verify we can go back + await tester.tap(find.byIcon(Icons.home)); + await tester.pumpAndSettle(); + expect(find.widgetWithText(Center, 'Index 0: Home'), findsOneWidget); + }); +} diff --git a/examples/api/test/material/icon_button/icon_button.0_test.dart b/examples/api/test/material/icon_button/icon_button.0_test.dart new file mode 100644 index 00000000000..94ce969c006 --- /dev/null +++ b/examples/api/test/material/icon_button/icon_button.0_test.dart @@ -0,0 +1,35 @@ +// 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_api_samples/material/icon_button/icon_button.0.dart' as example; +import 'package:flutter_test/flutter_test.dart'; + +void main() { + testWidgets('IconButton increments volume when tapped', (WidgetTester tester) async { + await tester.pumpWidget( + const example.IconButtonExampleApp(), + ); + + expect(find.byIcon(Icons.volume_up), findsOneWidget); + expect(find.text('Volume : 0.0'), findsOneWidget); + + await tester.tap(find.byType(IconButton)); + await tester.pumpAndSettle(); + + expect(find.text('Volume : 10.0'), findsOneWidget); + }); + + testWidgets('IconButton shows tooltip when long pressed', (WidgetTester tester) async { + await tester.pumpWidget( + const example.IconButtonExampleApp(), + ); + + expect(find.text('Increase volume by 10'), findsNothing); + await tester.longPress(find.byType(IconButton)); + await tester.pumpAndSettle(); + + expect(find.text('Increase volume by 10'), findsOneWidget); + }); +} diff --git a/examples/api/test/material/icon_button/icon_button.1_test.dart b/examples/api/test/material/icon_button/icon_button.1_test.dart new file mode 100644 index 00000000000..92fc2024013 --- /dev/null +++ b/examples/api/test/material/icon_button/icon_button.1_test.dart @@ -0,0 +1,32 @@ +// 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_api_samples/material/icon_button/icon_button.1.dart' as example; +import 'package:flutter_test/flutter_test.dart'; + +void main() { + testWidgets('IconButton', (WidgetTester tester) async { + await tester.pumpWidget( + const example.IconButtonExampleApp(), + ); + + await tester.pumpAndSettle(); + + expect(find.byIcon(Icons.android), findsOneWidget); + final Ink ink = tester.widget( + find.ancestor( + of: find.byIcon(Icons.android), + matching: find.byType(Ink), + ), + ); + + final ShapeDecoration decoration = ink.decoration! as ShapeDecoration; + expect(decoration.color, Colors.lightBlue); + expect(decoration.shape, const CircleBorder()); + + final IconButton iconButton = ink.child! as IconButton; + expect(iconButton.color, Colors.white) ; + }); +}