File: hstring_reference_unittest.cc

package info (click to toggle)
chromium 139.0.7258.127-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 6,122,068 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (44 lines) | stat: -rw-r--r-- 1,312 bytes parent folder | download | duplicates (9)
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
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/win/hstring_reference.h"

#include <string>
#include <string_view>

#include "base/win/scoped_hstring.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base::win {

namespace {

constexpr wchar_t kTestString[] = L"123";
constexpr wchar_t kEmptyString[] = L"";

void VerifyHSTRINGEquals(HSTRING hstring, const wchar_t* test_string) {
  const ScopedHString scoped_hstring(hstring);
  const std::wstring_view hstring_contents = scoped_hstring.Get();
  EXPECT_EQ(hstring_contents.compare(test_string), 0);
}

}  // namespace

TEST(HStringReferenceTest, Init) {
  const HStringReference string(kTestString);
  EXPECT_NE(string.Get(), nullptr);
  VerifyHSTRINGEquals(string.Get(), kTestString);

  // Empty strings come back as null HSTRINGs, a valid HSTRING.
  const HStringReference empty_string(kEmptyString);
  EXPECT_EQ(empty_string.Get(), nullptr);
  VerifyHSTRINGEquals(empty_string.Get(), kEmptyString);

  // Passing a null string should also return a null HSTRING.
  const HStringReference null_string(nullptr);
  EXPECT_EQ(null_string.Get(), nullptr);
  VerifyHSTRINGEquals(null_string.Get(), kEmptyString);
}

}  // namespace base::win