blob: 2c626dde70b0f252ae1d3afbac669e8b663779dc (
plain)
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
65
66
67
68
69
70
71
72
73
74
75
76
77
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QDebug>
#include <qtest.h>
#include <QTest>
#include <QtCore/QCoreApplication>
#include <QtCore/QFileInfo>
#include <QtCore/QFile>
#include "private/qfsfileengine_p.h"
#include "../../../../shared/filesystem.h"
class tst_QFileInfo : public QObject
{
Q_OBJECT
private slots:
void existsTemporary();
void existsStatic();
#if defined(Q_OS_WIN)
void symLinkTargetPerformanceLNK();
void junctionTargetPerformanceMountpoint();
#endif
};
void tst_QFileInfo::existsTemporary()
{
QString appPath = QCoreApplication::applicationFilePath();
QBENCHMARK { QFileInfo(appPath).exists(); }
}
void tst_QFileInfo::existsStatic()
{
QString appPath = QCoreApplication::applicationFilePath();
QBENCHMARK { QFileInfo::exists(appPath); }
}
#if defined(Q_OS_WIN)
void tst_QFileInfo::symLinkTargetPerformanceLNK()
{
QVERIFY(QFile::link("file","link.lnk"));
QFileInfo info("link.lnk");
info.setCaching(false);
QVERIFY(info.isSymLink());
QString linkTarget;
QBENCHMARK {
for(int i=0; i<100; i++)
linkTarget = info.symLinkTarget();
}
QVERIFY(QFile::remove("link.lnk"));
}
void tst_QFileInfo::junctionTargetPerformanceMountpoint()
{
wchar_t buffer[MAX_PATH];
QString rootPath = QDir::toNativeSeparators(QDir::rootPath());
QVERIFY(GetVolumeNameForVolumeMountPointW((LPCWSTR)rootPath.utf16(), buffer, MAX_PATH));
QString rootVolume = QString::fromWCharArray(buffer);
QString mountpoint = "mountpoint";
rootVolume.replace("\\\\?\\","\\??\\");
const auto result = FileSystem::createNtfsJunction(rootVolume, mountpoint);
QVERIFY2(result.dwErr == ERROR_SUCCESS, qPrintable(result.errorMessage));
QFileInfo info(mountpoint);
info.setCaching(false);
QVERIFY(info.isJunction());
QString junctionTarget;
QBENCHMARK {
for(int i=0; i<100; i++)
junctionTarget = info.junctionTarget();
}
QVERIFY(QDir().rmdir(mountpoint));
}
#endif
QTEST_MAIN(tst_QFileInfo)
#include "tst_bench_qfileinfo.moc"
|