File: fake_buffer_unittest.cc

package info (click to toggle)
chromium 138.0.7204.183-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 6,080,960 kB
  • sloc: cpp: 34,937,079; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,954; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,811; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (62 lines) | stat: -rw-r--r-- 1,627 bytes parent folder | download | duplicates (5)
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
// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "chrome/browser/webshare/win/fake_buffer.h"

#include <wrl/implements.h>

#include "testing/gtest/include/gtest/gtest-spi.h"
#include "testing/gtest/include/gtest/gtest.h"

using Microsoft::WRL::Make;

namespace webshare {

TEST(FakeBufferTest, Length) {
  auto buffer = Make<FakeBuffer>(47);

  UINT32 capacity;
  ASSERT_HRESULT_SUCCEEDED(buffer->get_Capacity(&capacity));
  ASSERT_EQ(capacity, 47u);

  UINT32 length;
  ASSERT_HRESULT_SUCCEEDED(buffer->get_Length(&length));
  ASSERT_EQ(length, 0u);

  ASSERT_HRESULT_SUCCEEDED(buffer->put_Length(23));
  ASSERT_HRESULT_SUCCEEDED(buffer->get_Length(&length));
  ASSERT_EQ(length, 23u);

  ASSERT_HRESULT_SUCCEEDED(buffer->put_Length(47));
  ASSERT_HRESULT_SUCCEEDED(buffer->get_Length(&length));
  ASSERT_EQ(length, 47u);

  EXPECT_NONFATAL_FAILURE(ASSERT_HRESULT_FAILED(buffer->put_Length(48)),
                          "put_Length");
}

TEST(FakeBufferTest, Bytes) {
  auto buffer = Make<FakeBuffer>(2);

  byte* raw_buffer;
  ASSERT_HRESULT_SUCCEEDED(buffer->Buffer(&raw_buffer));

  raw_buffer[0] = 'a';
  raw_buffer[1] = 'b';

  auto buffer2 = buffer;
  byte* raw_buffer_2;
  ASSERT_HRESULT_SUCCEEDED(buffer2->Buffer(&raw_buffer_2));

  ASSERT_EQ(raw_buffer, raw_buffer_2);
  ASSERT_EQ(raw_buffer_2[0], 'a');
  ASSERT_EQ(raw_buffer_2[1], 'b');
}

}  // namespace webshare