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// 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/services.dart';
import 'package:flutter_test/flutter_test.dart';
late TextStyle composingStyle;
late TextStyle misspelledTextStyle;
void main() {
setUp(() {
composingStyle = const TextStyle(decoration: TextDecoration.underline);
// Using Android handling for testing.
misspelledTextStyle = TextField.materialMisspelledTextStyle;
});
testWidgets(
'buildTextSpanWithSpellCheckSuggestions ignores composing region when composing region out of range',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = true;
const SpellCheckResults spellCheckResults =
SpellCheckResults(text, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! Hey')
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions, isolated misspelled word with separate composing region example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const TextEditingValue value = TextEditingValue(
text: text, composing: TextRange(start: 14, end: 17));
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(text, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! '),
TextSpan(style: composingStyle, text: 'Hey')
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions, composing region and misspelled words overlap example',
(WidgetTester tester) async {
const String text = 'Right worng worng right';
const TextEditingValue value = TextEditingValue(
text: text, composing: TextRange(start: 12, end: 17));
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(text, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 6, end: 11), <String>['wrong', 'worn', 'wrung']),
SuggestionSpan(
TextRange(start: 12, end: 17), <String>['wrong', 'worn', 'wrung'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Right '),
TextSpan(style: misspelledTextStyle, text: 'worng'),
const TextSpan(text: ' '),
TextSpan(style: composingStyle, text: 'worng'),
const TextSpan(text: ' right'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions, consecutive misspelled words example',
(WidgetTester tester) async {
const String text = 'Right worng worng right';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = true;
const SpellCheckResults spellCheckResults =
SpellCheckResults(text, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 6, end: 11), <String>['wrong', 'worn', 'wrung']),
SuggestionSpan(
TextRange(start: 12, end: 17), <String>['wrong', 'worn', 'wrung'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Right '),
TextSpan(style: misspelledTextStyle, text: 'worng'),
const TextSpan(text: ' '),
TextSpan(style: misspelledTextStyle, text: 'worng'),
const TextSpan(text: ' right'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results text shorter than actual text example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const String resultsText = 'Hello, wrold!';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! Hey'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results text longer with more misspelled words than actual text example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const String resultsText = 'Hello, wrold Hey feirnd!';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old']),
SuggestionSpan(
TextRange(start: 17, end: 23), <String>['friend', 'fiend', 'fern'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! Hey'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results text mismatched example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const String resultsText = 'Hello, wrild! Hey';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(TextRange(start: 7, end: 12), <String>['wild', 'world']),
]);
const TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
TextSpan(text: 'Hello, wrold! Hey'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results shifted forward example',
(WidgetTester tester) async {
const String text = 'Hello, there wrold! Hey';
const String resultsText = 'Hello, wrold! Hey';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old']),
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, there '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! Hey'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results shifted backwards example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! Hey';
const String resultsText = 'Hello, great wrold! Hey';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 13, end: 18), <String>['world', 'word', 'old']),
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! Hey'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions corrects results when they lag, results shifted backwards and forwards example',
(WidgetTester tester) async {
const String text = 'Hello, wrold! And Hye!';
const String resultsText = 'Hello, great wrold! Hye!';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 13, end: 18), <String>['world', 'word', 'old']),
SuggestionSpan(TextRange(start: 20, end: 23), <String>['Hey', 'He'])
]);
final TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
const TextSpan(text: 'Hello, '),
TextSpan(style: misspelledTextStyle, text: 'wrold'),
const TextSpan(text: '! And '),
TextSpan(style: misspelledTextStyle, text: 'Hye'),
const TextSpan(text: '!')
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions discards result when additions are made to misspelled word example',
(WidgetTester tester) async {
const String text = 'Hello, wroldd!';
const String resultsText = 'Hello, wrold!';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults =
SpellCheckResults(resultsText, <SuggestionSpan>[
SuggestionSpan(
TextRange(start: 7, end: 12), <String>['world', 'word', 'old']),
]);
const TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
TextSpan(text: 'Hello, wroldd!'),
]);
final TextSpan textSpanTree =
buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }));
testWidgets(
'buildTextSpanWithSpellCheckSuggestions does not throw when text contains regex reserved characters',
(WidgetTester tester) async {
// Regression test for https://github.com/flutter/flutter/issues/136032.
const String text = 'Hello, *ãresaa';
const String resultsText = 'Hello, *ãresa';
const TextEditingValue value = TextEditingValue(text: text);
const bool composingRegionOutOfRange = false;
const SpellCheckResults spellCheckResults = SpellCheckResults(
resultsText,
<SuggestionSpan>[
SuggestionSpan(TextRange(start: 7, end: 12), <String>['*rangesa']),
],
);
const TextSpan expectedTextSpanTree = TextSpan(children: <TextSpan>[
TextSpan(text: 'Hello, *ãresaa'),
]);
final TextSpan textSpanTree = buildTextSpanWithSpellCheckSuggestions(
value,
composingRegionOutOfRange,
null,
misspelledTextStyle,
spellCheckResults,
);
expect(tester.takeException(), null);
expect(textSpanTree, equals(expectedTextSpanTree));
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.iOS }),
);
}