test: Moving tst_QProcess::echoTest_performance()

tst_QProcess::echoTest_performance() is not an unit test but a
performance test, so moving it from 'tests/auto/corelib/io/qprocess'
to 'tests/benchmarks/corelib/io/qprocess'

Change-Id: I796788534eafc5ca3b8d86c0ec46998285fd4b8f
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/tests/benchmarks/corelib/io/qprocess/tst_bench_qprocess.cpp b/tests/benchmarks/corelib/io/qprocess/tst_bench_qprocess.cpp
new file mode 100644
index 0000000000..141805c6e2
--- /dev/null
+++ b/tests/benchmarks/corelib/io/qprocess/tst_bench_qprocess.cpp
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QtCore/QProcess>
+
+class tst_QProcess : public QObject
+{
+    Q_OBJECT
+
+#ifndef QT_NO_PROCESS
+private slots:
+
+    void echoTest_performance();
+
+#endif // QT_NO_PROCESS
+};
+
+#ifndef QT_NO_PROCESS
+#ifndef Q_OS_WINCE
+// Reading and writing to a process is not supported on Qt/CE
+void tst_QProcess::echoTest_performance()
+{
+    QProcess process;
+    process.start("testProcessLoopback/testProcessLoopback");
+
+    QByteArray array;
+    array.resize(1024 * 1024);
+    for (int j = 0; j < array.size(); ++j)
+        array[j] = 'a' + (j % 20);
+
+    QVERIFY(process.waitForStarted());
+
+    QTime stopWatch;
+    stopWatch.start();
+
+    qint64 totalBytes = 0;
+    QByteArray dump;
+    QSignalSpy readyReadSpy(&process, SIGNAL(readyRead()));
+    QVERIFY(readyReadSpy.isValid());
+    while (stopWatch.elapsed() < 2000) {
+        process.write(array);
+        while (process.bytesToWrite() > 0) {
+            int readCount = readyReadSpy.count();
+            QVERIFY(process.waitForBytesWritten(5000));
+            if (readyReadSpy.count() == readCount)
+                QVERIFY(process.waitForReadyRead(5000));
+        }
+
+        while (process.bytesAvailable() < array.size())
+            QVERIFY2(process.waitForReadyRead(5000), qPrintable(process.errorString()));
+        dump = process.readAll();
+        totalBytes += dump.size();
+    }
+
+    qDebug() << "Elapsed time:" << stopWatch.elapsed() << "ms;"
+             << "transfer rate:" << totalBytes / (1048.576) / stopWatch.elapsed()
+             << "MB/s";
+
+    for (int j = 0; j < array.size(); ++j)
+        QCOMPARE(char(dump.at(j)), char('a' + (j % 20)));
+
+    process.closeWriteChannel();
+    QVERIFY(process.waitForFinished());
+}
+#endif // Q_OS_WINCE
+
+#endif // QT_NO_PROCESS
+
+QTEST_MAIN(tst_QProcess)
+#include "tst_bench_qprocess.moc"