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text_editing_delta_unittests.cc
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "flutter/shell/platform/common/text_editing_delta.h"
6
7 #include "gtest/gtest.h"
8
9 namespace flutter {
10
11 TEST(TextEditingDeltaTest, TestTextEditingDeltaConstructor) {
12 // Here we are simulating inserting an "o" at the end of "hell".
13 std::string old_text = "hell";
14 std::string replacement_text = "hello";
15 TextRange range(0, 4);
16
17 TextEditingDelta delta = TextEditingDelta(old_text, range, replacement_text);
18
19 EXPECT_EQ(delta.old_text(), old_text);
20 EXPECT_EQ(delta.delta_text(), "hello");
21 EXPECT_EQ(delta.delta_start(), 0);
22 EXPECT_EQ(delta.delta_end(), 4);
23 }
24
25 TEST(TextEditingDeltaTest, TestTextEditingDeltaNonTextConstructor) {
26 // Here we are simulating inserting an "o" at the end of "hell".
27 std::string old_text = "hello";
28
29 TextEditingDelta delta = TextEditingDelta(old_text);
30
31 EXPECT_EQ(delta.old_text(), old_text);
32 EXPECT_EQ(delta.delta_text(), "");
33 EXPECT_EQ(delta.delta_start(), -1);
34 EXPECT_EQ(delta.delta_end(), -1);
35 }
36
37 } // namespace flutter
flutter::TextRange
Definition: text_range.h:19
flutter
Definition: accessibility_bridge_windows.cc:11
flutter::TEST
TEST(FlutterEngineTest, CreateDestroy)
Definition: flutter_engine_unittests.cc:103
flutter::TextEditingDelta
A change in the state of an input field.
Definition: text_editing_delta.h:16
flutter::TextEditingDelta::delta_text
std::string delta_text() const
Definition: text_editing_delta.h:39
flutter::TextEditingDelta::delta_start
int delta_start() const
Get the delta_start_ value.
Definition: text_editing_delta.h:42
flutter::TextEditingDelta::delta_end
int delta_end() const
Get the delta_end_ value.
Definition: text_editing_delta.h:45
flutter::TextEditingDelta::old_text
std::string old_text() const
Definition: text_editing_delta.h:34
text_editing_delta.h