1 files changed, 102 insertions, 0 deletions
diff --git a/tests/benchmarks/corelib/io/qfileinfo/tst_bench_qfileinfo.cpp b/tests/benchmarks/corelib/io/qfileinfo/tst_bench_qfileinfo.cpp
new file mode 100644
index 0000000000..21dbf47ba2
--- /dev/null
+++ b/tests/benchmarks/corelib/io/qfileinfo/tst_bench_qfileinfo.cpp
@@ -0,0 +1,102 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#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"