| // Copyright 2013 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_markdown/flutter_markdown.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import 'utils.dart'; |
| |
| void main() => defineTests(); |
| |
| void defineTests() { |
| group('Data', () { |
| testWidgets( |
| 'simple data', |
| (WidgetTester tester) async { |
| // extract to variable; if run with --track-widget-creation using const |
| // widgets aren't necessarily identical if created on different lines. |
| const Markdown markdown = Markdown(data: 'Data1'); |
| |
| await tester.pumpWidget(boilerplate(markdown)); |
| expectTextStrings(tester.allWidgets, <String>['Data1']); |
| |
| final String stateBefore = dumpRenderView(); |
| await tester.pumpWidget(boilerplate(markdown)); |
| final String stateAfter = dumpRenderView(); |
| expect(stateBefore, equals(stateAfter)); |
| |
| await tester.pumpWidget(boilerplate(const Markdown(data: 'Data2'))); |
| expectTextStrings(tester.allWidgets, <String>['Data2']); |
| }, |
| ); |
| }); |
| |
| group('Text', () { |
| testWidgets( |
| 'Empty string', |
| (WidgetTester tester) async { |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: ''), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes( |
| widgets, <Type>[Directionality, MarkdownBody, Column]); |
| }, |
| ); |
| |
| testWidgets( |
| 'Simple string', |
| (WidgetTester tester) async { |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: 'Hello'), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['Hello']); |
| }, |
| ); |
| }); |
| |
| group('Leading spaces', () { |
| testWidgets( |
| // Example 192 from the GitHub Flavored Markdown specification. |
| 'leading space are ignored', (WidgetTester tester) async { |
| const String data = ' aaa\n bbb'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['aaa bbb']); |
| }); |
| }); |
| |
| group('Line Break', () { |
| testWidgets( |
| // Example 654 from the GitHub Flavored Markdown specification. |
| 'two spaces at end of line inside a block element', |
| (WidgetTester tester) async { |
| const String data = 'line 1 \nline 2'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['line 1\nline 2']); |
| }, |
| ); |
| |
| testWidgets( |
| // Example 655 from the GitHub Flavored Markdown specification. |
| 'backslash at end of line inside a block element', |
| (WidgetTester tester) async { |
| const String data = 'line 1\\\nline 2'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['line 1\nline 2']); |
| }, |
| ); |
| |
| testWidgets( |
| 'non-applicable line break', |
| (WidgetTester tester) async { |
| const String data = 'line 1.\nline 2.'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['line 1. line 2.']); |
| }, |
| ); |
| |
| testWidgets( |
| 'non-applicable line break', |
| (WidgetTester tester) async { |
| const String data = 'line 1.\nline 2.'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['line 1. line 2.']); |
| }, |
| ); |
| |
| testWidgets( |
| 'soft line break', |
| (WidgetTester tester) async { |
| const String data = 'line 1.\nline 2.'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody( |
| data: data, |
| softLineBreak: true, |
| ), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['line 1.\nline 2.']); |
| }, |
| ); |
| }); |
| |
| group('Selectable', () { |
| testWidgets( |
| 'header with line of text', |
| (WidgetTester tester) async { |
| const String data = '# Title\nHello _World_!'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MediaQuery( |
| data: MediaQueryData(), |
| child: Markdown( |
| data: data, |
| selectable: true, |
| ), |
| ), |
| ), |
| ); |
| |
| expect(find.byType(SelectableText), findsNWidgets(2)); |
| }, |
| ); |
| |
| testWidgets( |
| 'header with line of text and onTap callback', |
| (WidgetTester tester) async { |
| const String data = '# Title\nHello _World_!'; |
| String? textTapResults; |
| |
| await tester.pumpWidget( |
| boilerplate( |
| MediaQuery( |
| data: const MediaQueryData(), |
| child: Markdown( |
| data: data, |
| selectable: true, |
| onTapText: () => textTapResults = 'Text has been tapped.', |
| ), |
| ), |
| ), |
| ); |
| |
| final Iterable<Widget> selectableWidgets = |
| tester.widgetList(find.byType(SelectableText)); |
| expect(selectableWidgets.length, 2); |
| |
| final SelectableText selectableTitle = |
| selectableWidgets.first as SelectableText; |
| expect(selectableTitle, isNotNull); |
| expect(selectableTitle.onTap, isNotNull); |
| selectableTitle.onTap!(); |
| expect(textTapResults == 'Text has been tapped.', true); |
| |
| textTapResults = null; |
| final SelectableText selectableText = |
| selectableWidgets.last as SelectableText; |
| expect(selectableText, isNotNull); |
| expect(selectableText.onTap, isNotNull); |
| selectableText.onTap!(); |
| expect(textTapResults == 'Text has been tapped.', true); |
| }, |
| ); |
| }); |
| |
| group('Strikethrough', () { |
| testWidgets('single word', (WidgetTester tester) async { |
| const String data = '~~strikethrough~~'; |
| await tester.pumpWidget( |
| boilerplate( |
| const MarkdownBody(data: data), |
| ), |
| ); |
| |
| final Iterable<Widget> widgets = tester.allWidgets; |
| expectWidgetTypes(widgets, |
| <Type>[Directionality, MarkdownBody, Column, Wrap, RichText]); |
| expectTextStrings(widgets, <String>['strikethrough']); |
| }); |
| }); |
| } |