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// Copyright 2016 The Chromium 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/painting.dart';
import 'package:flutter_test/flutter_test.dart' show nonconst;
import '../flutter_test_alternative.dart';
void main() {
test('TextSpan equals', () {
final TextSpan a1 = TextSpan(text: nonconst('a'));
final TextSpan a2 = TextSpan(text: nonconst('a'));
final TextSpan b1 = TextSpan(children: <TextSpan>[ a1 ]);
final TextSpan b2 = TextSpan(children: <TextSpan>[ a2 ]);
final TextSpan c1 = TextSpan(text: nonconst(null));
final TextSpan c2 = TextSpan(text: nonconst(null));
expect(a1 == a2, isTrue);
expect(b1 == b2, isTrue);
expect(c1 == c2, isTrue);
expect(a1 == b2, isFalse);
expect(b1 == c2, isFalse);
expect(c1 == a2, isFalse);
expect(a1 == c2, isFalse);
expect(b1 == a2, isFalse);
expect(c1 == b2, isFalse);
});
test('TextSpan toStringDeep', () {
const TextSpan test = TextSpan(
text: 'a',
style: TextStyle(
fontSize: 10.0,
),
children: <TextSpan>[
TextSpan(
text: 'b',
children: <TextSpan>[
TextSpan(),
],
),
null,
TextSpan(
text: 'c',
),
],
);
expect(test.toStringDeep(), equals(
'TextSpan:\n'
' inherit: true\n'
' size: 10.0\n'
' "a"\n'
' TextSpan:\n'
' "b"\n'
' TextSpan:\n'
' (empty)\n'
' <null child>\n'
' TextSpan:\n'
' "c"\n'
));
});
}