1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
// 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.
#include "third_party/blink/renderer/core/editing/iterators/forwards_text_buffer.h"
#include "third_party/blink/renderer/core/editing/testing/editing_test_base.h"
namespace blink {
class ForwardsTextBufferTest : public EditingTestBase {};
TEST_F(ForwardsTextBufferTest, pushCharacters) {
ForwardsTextBuffer buffer;
// Basic tests.
buffer.PushCharacters('a', 1);
buffer.PushCharacters(1u, 0);
buffer.PushCharacters('#', 2);
buffer.PushCharacters('\0', 1);
EXPECT_EQ('a', buffer[0]);
EXPECT_EQ('#', buffer[1]);
EXPECT_EQ('#', buffer[2]);
EXPECT_EQ('\0', buffer[3]);
// Tests with buffer reallocation.
buffer.PushCharacters('A', 4096);
EXPECT_EQ('a', buffer[0]);
EXPECT_EQ('#', buffer[1]);
EXPECT_EQ('#', buffer[2]);
EXPECT_EQ('\0', buffer[3]);
EXPECT_EQ('A', buffer[4]);
EXPECT_EQ('A', buffer[4 + 4095]);
}
TEST_F(ForwardsTextBufferTest, pushRange) {
ForwardsTextBuffer buffer;
// Basic tests.
buffer.PushRange("ababc", 1);
buffer.PushRange((UChar*)nullptr, 0);
buffer.PushRange("#@", 2);
UChar ch = 'x';
buffer.PushRange(&ch, 1);
EXPECT_EQ('a', buffer[0]);
EXPECT_EQ('#', buffer[1]);
EXPECT_EQ('@', buffer[2]);
EXPECT_EQ('x', buffer[3]);
// Tests with buffer reallocation.
Vector<UChar> chunk(4096);
for (unsigned i = 0; i < chunk.size(); ++i)
chunk[i] = i % 256;
buffer.PushRange(chunk.data(), chunk.size());
EXPECT_EQ('a', buffer[0]);
EXPECT_EQ('#', buffer[1]);
EXPECT_EQ('@', buffer[2]);
EXPECT_EQ('x', buffer[3]);
EXPECT_EQ(0, buffer[4]);
EXPECT_EQ(1111 % 256, buffer[4 + 1111]);
EXPECT_EQ(255, buffer[4 + 4095]);
}
} // namespace blink
|
