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qt5base-lts/tests/auto/qprocess/tst_qprocess.cpp
Rohan McGovern 6e50394c4e Reduce usage of Q_ASSERT in autotests. 
Using Q_ASSERT does nothing in release-mode builds, and in debug builds
it causes tests to terminate prematurely.  It is much better to use
QVERIFY or QCOMPARE.

Task-number: QTBUG-17582
Reviewed-by: Rohan McGovern
(cherry picked from commit 3475168550c1a804f04f2a4edfeb30c04cd36551)

Change-Id: Ic39972b685ca35a9a71d9c8d03e8dae31481fb19
2011-05-18 10:57:56 +10:00

2449 lines
77 KiB
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Raw Blame History

/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QtCore/QProcess>
#include <QtCore/QDir>
#include <QtCore/QFile>
#include <QtCore/QThread>
#include <QtCore/QRegExp>
#include <QtCore/QDebug>
#include <QtCore/QMetaType>
#if !defined(Q_OS_SYMBIAN)
// Network test unnecessary?
#include <QtNetwork/QHostInfo>
#endif
#include <stdlib.h>
#ifdef QT_NO_PROCESS
QTEST_NOOP_MAIN
#else
#if defined(Q_OS_WIN)
#include <windows.h>
#endif
//TESTED_CLASS=
//TESTED_FILES=
Q_DECLARE_METATYPE(QList<QProcess::ExitStatus>);
Q_DECLARE_METATYPE(QProcess::ExitStatus);
Q_DECLARE_METATYPE(QProcess::ProcessState);
#define QPROCESS_VERIFY(Process, Fn) \
{ \
const bool ret = Process.Fn; \
if (ret == false) \
qWarning("QProcess error: %d: %s", Process.error(), qPrintable(Process.errorString())); \
QVERIFY(ret); \
}
class tst_QProcess : public QObject
{
Q_OBJECT
public:
tst_QProcess();
virtual ~tst_QProcess();
public slots:
void init();
void cleanup();
private slots:
void getSetCheck();
void constructing();
void simpleStart();
void execute();
void startDetached();
void crashTest();
void crashTest2();
void echoTest_data();
void echoTest();
void echoTest2();
void echoTest_performance();
#if defined Q_OS_WIN
void echoTestGui();
void batFiles_data();
void batFiles();
#endif
void exitStatus_data();
void exitStatus();
void loopBackTest();
void readTimeoutAndThenCrash();
void waitForFinished();
void deadWhileReading();
void restartProcessDeadlock();
void closeWriteChannel();
void closeReadChannel();
void openModes();
void emitReadyReadOnlyWhenNewDataArrives();
void hardExit();
void softExit();
void softExitInSlots_data();
void softExitInSlots();
void mergedChannels();
void forwardedChannels();
void atEnd();
void atEnd2();
void processInAThread();
void processesInMultipleThreads();
void waitForFinishedWithTimeout();
void waitForReadyReadInAReadyReadSlot();
void waitForBytesWrittenInABytesWrittenSlot();
void spaceArgsTest_data();
void spaceArgsTest();
#if defined(Q_OS_WIN) || defined(Q_OS_SYMBIAN)
void nativeArguments();
#endif
void exitCodeTest();
void setEnvironment_data();
void setEnvironment();
void setProcessEnvironment_data();
void setProcessEnvironment();
void systemEnvironment();
void spaceInName();
void lockupsInStartDetached();
void waitForReadyReadForNonexistantProcess();
void setStandardInputFile();
void setStandardOutputFile_data();
void setStandardOutputFile();
void setStandardOutputProcess_data();
void setStandardOutputProcess();
void removeFileWhileProcessIsRunning();
void fileWriterProcess();
void detachedWorkingDirectoryAndPid();
void switchReadChannels();
void setWorkingDirectory();
void startFinishStartFinish();
void invalidProgramString_data();
void invalidProgramString();
// keep these at the end, since they use lots of processes and sometimes
// caused obscure failures to occur in tests that followed them (esp. on the Mac)
void failToStart();
void failToStartWithWait();
void failToStartWithEventLoop();
protected slots:
void readFromProcess();
void exitLoopSlot();
void restartProcess();
void waitForReadyReadInAReadyReadSlotSlot();
void waitForBytesWrittenInABytesWrittenSlotSlot();
private:
QProcess *process;
qint64 bytesAvailable;
};
// Testing get/set functions
void tst_QProcess::getSetCheck()
{
QProcess obj1;
// ProcessChannelMode QProcess::readChannelMode()
// void QProcess::setReadChannelMode(ProcessChannelMode)
obj1.setReadChannelMode(QProcess::ProcessChannelMode(QProcess::SeparateChannels));
QCOMPARE(QProcess::ProcessChannelMode(QProcess::SeparateChannels), obj1.readChannelMode());
obj1.setReadChannelMode(QProcess::ProcessChannelMode(QProcess::MergedChannels));
QCOMPARE(QProcess::ProcessChannelMode(QProcess::MergedChannels), obj1.readChannelMode());
obj1.setReadChannelMode(QProcess::ProcessChannelMode(QProcess::ForwardedChannels));
QCOMPARE(QProcess::ProcessChannelMode(QProcess::ForwardedChannels), obj1.readChannelMode());
// ProcessChannel QProcess::readChannel()
// void QProcess::setReadChannel(ProcessChannel)
obj1.setReadChannel(QProcess::ProcessChannel(QProcess::StandardOutput));
QCOMPARE(QProcess::ProcessChannel(QProcess::StandardOutput), obj1.readChannel());
obj1.setReadChannel(QProcess::ProcessChannel(QProcess::StandardError));
QCOMPARE(QProcess::ProcessChannel(QProcess::StandardError), obj1.readChannel());
}
tst_QProcess::tst_QProcess()
{
}
tst_QProcess::~tst_QProcess()
{
}
void tst_QProcess::init()
{
#ifdef Q_OS_SYMBIAN
QString dirStr = QString::fromLatin1("c:\\logs");
QDir dir;
if (!dir.exists(dirStr))
dir.mkpath(dirStr);
#endif
}
void tst_QProcess::cleanup()
{
}
//-----------------------------------------------------------------------------
void tst_QProcess::constructing()
{
QProcess process;
QCOMPARE(process.readChannel(), QProcess::StandardOutput);
QCOMPARE(process.workingDirectory(), QString());
QCOMPARE(process.environment(), QStringList());
QCOMPARE(process.error(), QProcess::UnknownError);
QCOMPARE(process.state(), QProcess::NotRunning);
QCOMPARE(process.pid(), Q_PID(0));
QCOMPARE(process.readAllStandardOutput(), QByteArray());
QCOMPARE(process.readAllStandardError(), QByteArray());
QCOMPARE(process.canReadLine(), false);
// QIODevice
QCOMPARE(process.openMode(), QIODevice::NotOpen);
QVERIFY(!process.isOpen());
QVERIFY(!process.isReadable());
QVERIFY(!process.isWritable());
QVERIFY(process.isSequential());
QCOMPARE(process.pos(), qlonglong(0));
QCOMPARE(process.size(), qlonglong(0));
QVERIFY(process.atEnd());
QCOMPARE(process.bytesAvailable(), qlonglong(0));
QCOMPARE(process.bytesToWrite(), qlonglong(0));
QVERIFY(!process.errorString().isEmpty());
char c;
QCOMPARE(process.read(&c, 1), qlonglong(-1));
QCOMPARE(process.write(&c, 1), qlonglong(-1));
QProcess proc2;
}
void tst_QProcess::simpleStart()
{
qRegisterMetaType<QProcess::ProcessState>("QProcess::ProcessState");
process = new QProcess;
QSignalSpy spy(process, SIGNAL(stateChanged(QProcess::ProcessState)));
connect(process, SIGNAL(readyRead()), this, SLOT(readFromProcess()));
/* valgrind dislike SUID binaries(those that have the `s'-flag set), which
* makes it fail to start the process. For this reason utilities like `ping' won't
* start, when the auto test is run through `valgrind'. */
process->start("testProcessNormal/testProcessNormal");
if (process->state() != QProcess::Starting)
QCOMPARE(process->state(), QProcess::Running);
QVERIFY2(process->waitForStarted(5000), qPrintable(process->errorString()));
QCOMPARE(process->state(), QProcess::Running);
#if defined(Q_OS_WINCE)
// Note: This actually seems incorrect, it will only exit the while loop when finishing fails
while (process->waitForFinished(5000))
{ }
#elif defined(Q_OS_SYMBIAN)
QVERIFY(process->waitForFinished(5000));
#else
while (process->waitForReadyRead(5000))
{ }
#endif
QCOMPARE(int(process->state()), int(QProcess::NotRunning));
delete process;
process = 0;
QCOMPARE(spy.count(), 3);
QCOMPARE(qVariantValue<QProcess::ProcessState>(spy.at(0).at(0)), QProcess::Starting);
QCOMPARE(qVariantValue<QProcess::ProcessState>(spy.at(1).at(0)), QProcess::Running);
QCOMPARE(qVariantValue<QProcess::ProcessState>(spy.at(2).at(0)), QProcess::NotRunning);
}
//-----------------------------------------------------------------------------
void tst_QProcess::execute()
{
QCOMPARE(QProcess::execute("testProcessNormal/testProcessNormal",
QStringList() << "arg1" << "arg2"), 0);
QCOMPARE(QProcess::execute("nonexistingexe"), -2);
}
//-----------------------------------------------------------------------------
void tst_QProcess::startDetached()
{
QProcess proc;
QVERIFY(proc.startDetached("testProcessNormal/testProcessNormal",
QStringList() << "arg1" << "arg2"));
QCOMPARE(QProcess::startDetached("nonexistingexe"), false);
}
//-----------------------------------------------------------------------------
void tst_QProcess::readFromProcess()
{
int lines = 0;
while (process->canReadLine()) {
++lines;
QByteArray line = process->readLine();
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::crashTest()
{
qRegisterMetaType<QProcess::ProcessState>("QProcess::ProcessState");
#ifdef Q_OS_WIN
QSKIP("This test opens a crash dialog on Windows", SkipSingle);
#endif
process = new QProcess;
QSignalSpy stateSpy(process, SIGNAL(stateChanged(QProcess::ProcessState)));
process->start("testProcessCrash/testProcessCrash");
QVERIFY(process->waitForStarted(5000));
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ProcessError>("QProcess::ExitStatus");
QSignalSpy spy(process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy spy2(process, SIGNAL(finished(int, QProcess::ExitStatus)));
QVERIFY(process->waitForFinished(5000));
QCOMPARE(spy.count(), 1);
QCOMPARE(*static_cast<const QProcess::ProcessError *>(spy.at(0).at(0).constData()), QProcess::Crashed);
QCOMPARE(spy2.count(), 1);
QCOMPARE(*static_cast<const QProcess::ExitStatus *>(spy2.at(0).at(1).constData()), QProcess::CrashExit);
QCOMPARE(process->exitStatus(), QProcess::CrashExit);
delete process;
process = 0;
QCOMPARE(stateSpy.count(), 3);
QCOMPARE(qVariantValue<QProcess::ProcessState>(stateSpy.at(0).at(0)), QProcess::Starting);
QCOMPARE(qVariantValue<QProcess::ProcessState>(stateSpy.at(1).at(0)), QProcess::Running);
QCOMPARE(qVariantValue<QProcess::ProcessState>(stateSpy.at(2).at(0)), QProcess::NotRunning);
}
//-----------------------------------------------------------------------------
void tst_QProcess::crashTest2()
{
#ifdef Q_OS_WIN
QSKIP("This test opens a crash dialog on Windows", SkipSingle);
#endif
process = new QProcess;
process->start("testProcessCrash/testProcessCrash");
QVERIFY(process->waitForStarted(5000));
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ProcessError>("QProcess::ExitStatus");
QSignalSpy spy(process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy spy2(process, SIGNAL(finished(int, QProcess::ExitStatus)));
QObject::connect(process, SIGNAL(finished(int)), this, SLOT(exitLoopSlot()));
QTestEventLoop::instance().enterLoop(5);
if (QTestEventLoop::instance().timeout())
QFAIL("Failed to detect crash : operation timed out");
QCOMPARE(spy.count(), 1);
QCOMPARE(*static_cast<const QProcess::ProcessError *>(spy.at(0).at(0).constData()), QProcess::Crashed);
QCOMPARE(spy2.count(), 1);
QCOMPARE(*static_cast<const QProcess::ExitStatus *>(spy2.at(0).at(1).constData()), QProcess::CrashExit);
QCOMPARE(process->exitStatus(), QProcess::CrashExit);
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::echoTest_data()
{
QTest::addColumn<QByteArray>("input");
QTest::newRow("1") << QByteArray("H");
QTest::newRow("2") << QByteArray("He");
QTest::newRow("3") << QByteArray("Hel");
QTest::newRow("4") << QByteArray("Hell");
QTest::newRow("5") << QByteArray("Hello");
QTest::newRow("100 bytes") << QByteArray(100, '@');
QTest::newRow("1000 bytes") << QByteArray(1000, '@');
QTest::newRow("10000 bytes") << QByteArray(10000, '@');
}
//-----------------------------------------------------------------------------
void tst_QProcess::echoTest()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QFETCH(QByteArray, input);
process = new QProcess;
connect(process, SIGNAL(readyRead()), this, SLOT(exitLoopSlot()));
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
QVERIFY(process->waitForStarted(5000));
process->write(input);
QTime stopWatch;
stopWatch.start();
do {
QVERIFY(process->isOpen());
QTestEventLoop::instance().enterLoop(2);
} while (stopWatch.elapsed() < 60000 && process->bytesAvailable() < input.size());
if (stopWatch.elapsed() >= 60000)
QFAIL("Timed out");
QByteArray message = process->readAll();
QCOMPARE(message.size(), input.size());
char *c1 = message.data();
char *c2 = input.data();
while (*c1 && *c2) {
if (*c1 != *c2)
QCOMPARE(*c1, *c2);
++c1;
++c2;
}
QCOMPARE(*c1, *c2);
process->write("", 1);
QVERIFY(process->waitForFinished(5000));
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::exitLoopSlot()
{
QTestEventLoop::instance().exitLoop();
}
//-----------------------------------------------------------------------------
void tst_QProcess::echoTest2()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process = new QProcess;
connect(process, SIGNAL(readyRead()), this, SLOT(exitLoopSlot()));
#ifdef Q_OS_MAC
process->start("testProcessEcho2/testProcessEcho2.app");
#else
process->start("testProcessEcho2/testProcessEcho2");
#endif
QVERIFY(process->waitForStarted(5000));
QVERIFY(!process->waitForReadyRead(250));
QCOMPARE(process->error(), QProcess::Timedout);
process->write("Hello");
QSignalSpy spy1(process, SIGNAL(readyReadStandardOutput()));
QSignalSpy spy2(process, SIGNAL(readyReadStandardError()));
QTime stopWatch;
stopWatch.start();
forever {
QTestEventLoop::instance().enterLoop(1);
if (stopWatch.elapsed() >= 30000)
QFAIL("Timed out");
process->setReadChannel(QProcess::StandardOutput);
qint64 baso = process->bytesAvailable();
process->setReadChannel(QProcess::StandardError);
qint64 base = process->bytesAvailable();
if (baso == 5 && base == 5)
break;
}
QVERIFY(spy1.count() > 0);
QVERIFY(spy2.count() > 0);
QCOMPARE(process->readAllStandardOutput(), QByteArray("Hello"));
QCOMPARE(process->readAllStandardError(), QByteArray("Hello"));
process->write("", 1);
QVERIFY(process->waitForFinished(5000));
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::echoTest_performance()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessLoopback/testProcessLoopback.app");
#else
process.start("testProcessLoopback/testProcessLoopback");
#endif
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()));
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());
}
#if defined Q_OS_WIN
//-----------------------------------------------------------------------------
void tst_QProcess::echoTestGui()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
process.start("testProcessEchoGui/testProcessEchoGui");
process.write("Hello");
process.write("q");
QVERIFY(process.waitForFinished(50000));
QCOMPARE(process.readAllStandardOutput(), QByteArray("Hello"));
QCOMPARE(process.readAllStandardError(), QByteArray("Hello"));
}
//-----------------------------------------------------------------------------
void tst_QProcess::batFiles_data()
{
QTest::addColumn<QString>("batFile");
QTest::addColumn<QByteArray>("output");
QTest::newRow("simple") << QString::fromLatin1("testBatFiles/simple.bat") << QByteArray("Hello");
QTest::newRow("with space") << QString::fromLatin1("testBatFiles/with space.bat") << QByteArray("Hello");
}
void tst_QProcess::batFiles()
{
#if defined(Q_OS_WINCE)
QSKIP("Batch files are not supported on Windows CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Batch files are not supported on Symbian", SkipAll);
#endif
QFETCH(QString, batFile);
QFETCH(QByteArray, output);
QProcess proc;
proc.start(batFile, QStringList());
QVERIFY(proc.waitForFinished(5000));
QVERIFY(proc.bytesAvailable() > 0);
QVERIFY(proc.readAll().startsWith(output));
}
#endif
//-----------------------------------------------------------------------------
void tst_QProcess::exitStatus_data()
{
QTest::addColumn<QStringList>("processList");
QTest::addColumn<QList<QProcess::ExitStatus> >("exitStatus");
QTest::newRow("normal") << (QStringList() << "testProcessNormal/testProcessNormal")
<< (QList<QProcess::ExitStatus>() << QProcess::NormalExit);
QTest::newRow("crash") << (QStringList() << "testProcessCrash/testProcessCrash")
<< (QList<QProcess::ExitStatus>() << QProcess::CrashExit);
QTest::newRow("normal-crash") << (QStringList()
<< "testProcessNormal/testProcessNormal"
<< "testProcessCrash/testProcessCrash")
<< (QList<QProcess::ExitStatus>()
<< QProcess::NormalExit
<< QProcess::CrashExit);
QTest::newRow("crash-normal") << (QStringList()
<< "testProcessCrash/testProcessCrash"
<< "testProcessNormal/testProcessNormal")
<< (QList<QProcess::ExitStatus>()
<< QProcess::CrashExit
<< QProcess::NormalExit);
}
void tst_QProcess::exitStatus()
{
process = new QProcess;
QFETCH(QStringList, processList);
QFETCH(QList<QProcess::ExitStatus>, exitStatus);
#ifdef Q_OS_WIN
if (exitStatus.contains(QProcess::CrashExit))
QSKIP("This test opens a crash dialog on Windows", SkipSingle);
#endif
QCOMPARE(exitStatus.count(), processList.count());
for (int i = 0; i < processList.count(); ++i) {
process->start(processList.at(i));
QVERIFY(process->waitForStarted(5000));
QVERIFY(process->waitForFinished(5000));
QCOMPARE(process->exitStatus(), exitStatus.at(i));
}
process->deleteLater();
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::loopBackTest()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process = new QProcess;
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
QVERIFY(process->waitForStarted(5000));
for (int i = 0; i < 100; ++i) {
process->write("Hello");
do {
QVERIFY(process->waitForReadyRead(5000));
} while (process->bytesAvailable() < 5);
QCOMPARE(process->readAll(), QByteArray("Hello"));
}
process->write("", 1);
QVERIFY(process->waitForFinished(5000));
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::readTimeoutAndThenCrash()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process = new QProcess;
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
if (process->state() != QProcess::Starting)
QCOMPARE(process->state(), QProcess::Running);
QVERIFY(process->waitForStarted(5000));
QCOMPARE(process->state(), QProcess::Running);
QVERIFY(!process->waitForReadyRead(5000));
QCOMPARE(process->error(), QProcess::Timedout);
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
QSignalSpy spy(process, SIGNAL(error(QProcess::ProcessError)));
process->kill();
QVERIFY(process->waitForFinished(5000));
QCOMPARE(process->state(), QProcess::NotRunning);
QCOMPARE(spy.count(), 1);
QCOMPARE(*static_cast<const QProcess::ProcessError *>(spy.at(0).at(0).constData()), QProcess::Crashed);
delete process;
process = 0;
}
void tst_QProcess::waitForFinished()
{
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessOutput/testProcessOutput.app");
#else
process.start("testProcessOutput/testProcessOutput");
#endif
#if !defined(Q_OS_WINCE) && !defined(Q_OS_SYMBIAN)
QVERIFY(process.waitForFinished(5000));
#else
QVERIFY(process.waitForFinished(30000));
#endif
QCOMPARE(process.exitStatus(), QProcess::NormalExit);
#if defined(Q_OS_SYMBIAN)
// Symbian test outputs to a file, so check that
FILE* file = fopen("c:\\logs\\qprocess_output_test.txt","r");
int retval = 0;
int count = 0;
while((int)(retval = fgetc(file) )!= EOF)
if (retval == '\n')
count++;
fclose(file);
QCOMPARE(count, 200);
#else
# if defined (Q_OS_WINCE)
QEXPECT_FAIL("", "Reading and writing to a process is not supported on Qt/CE", Continue);
# endif
QString output = process.readAll();
QCOMPARE(output.count("\n"), 10*1024);
#endif
process.start("blurdybloop");
QVERIFY(!process.waitForFinished());
QCOMPARE(process.error(), QProcess::FailedToStart);
}
void tst_QProcess::deadWhileReading()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessDeadWhileReading/testProcessDeadWhileReading.app");
#else
process.start("testProcessDeadWhileReading/testProcessDeadWhileReading");
#endif
QString output;
QVERIFY(process.waitForStarted(5000));
while (process.waitForReadyRead(5000))
output += process.readAll();
QCOMPARE(output.count("\n"), 10*1024);
process.waitForFinished();
}
//-----------------------------------------------------------------------------
void tst_QProcess::restartProcessDeadlock()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
// The purpose of this test is to detect whether restarting a
// process in the finished() connected slot causes a deadlock
// because of the way QProcessManager uses its locks.
QProcess proc;
process = &proc;
connect(process, SIGNAL(finished(int)), this, SLOT(restartProcess()));
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
QCOMPARE(process->write("", 1), qlonglong(1));
QVERIFY(process->waitForFinished(5000));
process->disconnect(SIGNAL(finished(int)));
QCOMPARE(process->write("", 1), qlonglong(1));
QVERIFY(process->waitForFinished(5000));
}
void tst_QProcess::restartProcess()
{
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
}
//-----------------------------------------------------------------------------
void tst_QProcess::closeWriteChannel()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess more;
more.start("testProcessEOF/testProcessEOF");
QVERIFY(more.waitForStarted(5000));
QVERIFY(!more.waitForReadyRead(250));
QCOMPARE(more.error(), QProcess::Timedout);
QVERIFY(more.write("Data to read") != -1);
QVERIFY(!more.waitForReadyRead(250));
QCOMPARE(more.error(), QProcess::Timedout);
more.closeWriteChannel();
QVERIFY(more.waitForReadyRead(5000));
QVERIFY(more.readAll().startsWith("Data to read"));
if (more.state() == QProcess::Running)
more.write("q");
QVERIFY(more.waitForFinished(5000));
}
//-----------------------------------------------------------------------------
void tst_QProcess::closeReadChannel()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
for (int i = 0; i < 10; ++i) {
QProcess::ProcessChannel channel1 = QProcess::StandardOutput;
QProcess::ProcessChannel channel2 = QProcess::StandardError;
QProcess proc;
#ifdef Q_OS_MAC
proc.start("testProcessEcho2/testProcessEcho2.app");
#else
proc.start("testProcessEcho2/testProcessEcho2");
#endif
QVERIFY(proc.waitForStarted(5000));
proc.closeReadChannel(i&1 ? channel2 : channel1);
proc.setReadChannel(i&1 ? channel2 : channel1);
proc.write("Data");
QVERIFY(!proc.waitForReadyRead(5000));
QVERIFY(proc.readAll().isEmpty());
proc.setReadChannel(i&1 ? channel1 : channel2);
while (proc.bytesAvailable() < 4 && proc.waitForReadyRead(5000))
{ }
QCOMPARE(proc.readAll(), QByteArray("Data"));
proc.write("", 1);
QVERIFY(proc.waitForFinished(5000));
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::openModes()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess proc;
QVERIFY(!proc.isOpen());
QVERIFY(proc.openMode() == QProcess::NotOpen);
#ifdef Q_OS_MAC
proc.start("testProcessEcho3/testProcessEcho3.app");
#else
proc.start("testProcessEcho3/testProcessEcho3");
#endif
QVERIFY(proc.waitForStarted(5000));
QVERIFY(proc.isOpen());
QVERIFY(proc.openMode() == QProcess::ReadWrite);
QVERIFY(proc.isReadable());
QVERIFY(proc.isWritable());
proc.write("Data");
proc.closeWriteChannel();
QVERIFY(proc.isWritable());
QVERIFY(proc.openMode() == QProcess::ReadWrite);
while (proc.bytesAvailable() < 4 && proc.waitForReadyRead(5000))
{ }
QCOMPARE(proc.readAll().constData(), QByteArray("Data").constData());
proc.closeReadChannel(QProcess::StandardOutput);
QVERIFY(proc.openMode() == QProcess::ReadWrite);
QVERIFY(proc.isReadable());
proc.closeReadChannel(QProcess::StandardError);
QVERIFY(proc.openMode() == QProcess::ReadWrite);
QVERIFY(proc.isReadable());
proc.close();
QVERIFY(!proc.isOpen());
QVERIFY(!proc.isReadable());
QVERIFY(!proc.isWritable());
QCOMPARE(proc.state(), QProcess::NotRunning);
}
//-----------------------------------------------------------------------------
void tst_QProcess::emitReadyReadOnlyWhenNewDataArrives()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess proc;
connect(&proc, SIGNAL(readyRead()), this, SLOT(exitLoopSlot()));
QSignalSpy spy(&proc, SIGNAL(readyRead()));
#ifdef Q_OS_MAC
proc.start("testProcessEcho/testProcessEcho.app");
#else
proc.start("testProcessEcho/testProcessEcho");
#endif
QCOMPARE(spy.count(), 0);
proc.write("A");
QTestEventLoop::instance().enterLoop(5);
if (QTestEventLoop::instance().timeout())
QFAIL("Operation timed out");
QCOMPARE(spy.count(), 1);
QTestEventLoop::instance().enterLoop(1);
QVERIFY(QTestEventLoop::instance().timeout());
QVERIFY(!proc.waitForReadyRead(250));
QObject::disconnect(&proc, SIGNAL(readyRead()), 0, 0);
proc.write("B");
QVERIFY(proc.waitForReadyRead(5000));
proc.write("", 1);
QVERIFY(proc.waitForFinished(5000));
}
//-----------------------------------------------------------------------------
void tst_QProcess::hardExit()
{
#if defined(Q_OS_SYMBIAN)
QSKIP("Killing started processes is not supported on Qt/Symbian due platform security", SkipAll);
#endif
QProcess proc;
#if defined(Q_OS_MAC)
proc.start("testProcessEcho/testProcessEcho.app");
#elif defined(Q_OS_WINCE)
proc.start("testSoftExit/testSoftExit");
#else
proc.start("testProcessEcho/testProcessEcho");
#endif
#ifndef Q_OS_WINCE
QVERIFY(proc.waitForStarted(5000));
#else
QVERIFY(proc.waitForStarted(10000));
#endif
proc.kill();
QVERIFY(proc.waitForFinished(5000));
QCOMPARE(int(proc.state()), int(QProcess::NotRunning));
QCOMPARE(int(proc.error()), int(QProcess::Crashed));
}
//-----------------------------------------------------------------------------
void tst_QProcess::softExit()
{
#if defined(Q_OS_SYMBIAN)
QSKIP("Terminating started processes is not supported on Qt/Symbian due platform security", SkipAll);
#endif
QProcess proc;
proc.start("testSoftExit/testSoftExit");
QVERIFY(proc.waitForStarted(10000));
#if !defined(Q_OS_WINCE)
QVERIFY(proc.waitForReadyRead(10000));
#endif
proc.terminate();
QVERIFY(proc.waitForFinished(10000));
QCOMPARE(int(proc.state()), int(QProcess::NotRunning));
QCOMPARE(int(proc.error()), int(QProcess::UnknownError));
}
class SoftExitProcess : public QProcess
{
Q_OBJECT
public:
bool waitedForFinished;
SoftExitProcess(int n) : waitedForFinished(false), n(n), killing(false)
{
connect(this, SIGNAL(finished(int, QProcess::ExitStatus)),
this, SLOT(finishedSlot(int, QProcess::ExitStatus)));
switch (n) {
case 0:
setReadChannelMode(QProcess::MergedChannels);
connect(this, SIGNAL(readyRead()), this, SLOT(terminateSlot()));
break;
case 1:
connect(this, SIGNAL(readyReadStandardOutput()),
this, SLOT(terminateSlot()));
break;
case 2:
connect(this, SIGNAL(readyReadStandardError()),
this, SLOT(terminateSlot()));
break;
case 3:
connect(this, SIGNAL(started()),
this, SLOT(terminateSlot()));
break;
case 4:
default:
connect(this, SIGNAL(stateChanged(QProcess::ProcessState)),
this, SLOT(terminateSlot()));
break;
}
}
public slots:
void terminateSlot()
{
if (killing || (n == 4 && state() != Running)) {
// Don't try to kill the process before it is running - that can
// be hazardous, as the actual child process might not be running
// yet. Also, don't kill it "recursively".
return;
}
killing = true;
readAll();
terminate();
if ((waitedForFinished = waitForFinished(5000)) == false) {
kill();
if (state() != NotRunning)
waitedForFinished = waitForFinished(5000);
}
}
void finishedSlot(int, QProcess::ExitStatus)
{
waitedForFinished = true;
}
private:
int n;
bool killing;
};
//-----------------------------------------------------------------------------
void tst_QProcess::softExitInSlots_data()
{
QTest::addColumn<QString>("appName");
#ifdef Q_OS_MAC
QTest::newRow("gui app") << "testGuiProcess/testGuiProcess.app";
#else
QTest::newRow("gui app") << "testGuiProcess/testGuiProcess";
#endif
#ifdef Q_OS_MAC
QTest::newRow("console app") << "testProcessEcho2/testProcessEcho2.app";
#else
QTest::newRow("console app") << "testProcessEcho2/testProcessEcho2";
#endif
}
//-----------------------------------------------------------------------------
void tst_QProcess::softExitInSlots()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QFETCH(QString, appName);
for (int i = 0; i < 5; ++i) {
SoftExitProcess proc(i);
proc.start(appName);
proc.write("OLEBOLE", 8); // include the \0
QTestEventLoop::instance().enterLoop(10);
QCOMPARE(proc.state(), QProcess::NotRunning);
QVERIFY(proc.waitedForFinished);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::mergedChannels()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
process.setReadChannelMode(QProcess::MergedChannels);
QCOMPARE(process.readChannelMode(), QProcess::MergedChannels);
#ifdef Q_OS_MAC
process.start("testProcessEcho2/testProcessEcho2.app");
#else
process.start("testProcessEcho2/testProcessEcho2");
#endif
QVERIFY(process.waitForStarted(5000));
for (int i = 0; i < 100; ++i) {
QCOMPARE(process.write("abc"), qlonglong(3));
while (process.bytesAvailable() < 6)
QVERIFY(process.waitForReadyRead(5000));
QCOMPARE(process.readAll(), QByteArray("aabbcc"));
}
process.closeWriteChannel();
QVERIFY(process.waitForFinished(5000));
}
//-----------------------------------------------------------------------------
void tst_QProcess::forwardedChannels()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
process.setReadChannelMode(QProcess::ForwardedChannels);
QCOMPARE(process.readChannelMode(), QProcess::ForwardedChannels);
#ifdef Q_OS_MAC
process.start("testProcessEcho2/testProcessEcho2.app");
#else
process.start("testProcessEcho2/testProcessEcho2");
#endif
QVERIFY(process.waitForStarted(5000));
QCOMPARE(process.write("forwarded\n"), qlonglong(10));
QVERIFY(!process.waitForReadyRead(250));
QCOMPARE(process.bytesAvailable(), qlonglong(0));
process.closeWriteChannel();
QVERIFY(process.waitForFinished(5000));
}
//-----------------------------------------------------------------------------
void tst_QProcess::atEnd()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessEcho/testProcessEcho.app");
#else
process.start("testProcessEcho/testProcessEcho");
#endif
process.write("abcdefgh\n");
while (process.bytesAvailable() < 8)
QVERIFY(process.waitForReadyRead(5000));
QTextStream stream(&process);
QVERIFY(!stream.atEnd());
QString tmp = stream.readLine();
QVERIFY(stream.atEnd());
QCOMPARE(tmp, QString::fromLatin1("abcdefgh"));
process.write("", 1);
QVERIFY(process.waitForFinished(5000));
}
class TestThread : public QThread
{
Q_OBJECT
public:
inline int code()
{
return exitCode;
}
#if defined(Q_OS_SYMBIAN)
int serial;
#endif
protected:
inline void run()
{
exitCode = 90210;
QProcess process;
connect(&process, SIGNAL(finished(int)), this, SLOT(catchExitCode(int)),
Qt::DirectConnection);
#ifdef Q_OS_MAC
process.start("testProcessEcho/testProcessEcho.app");
#elif defined(Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
// WINSCW builds in Symbian do not allow multiple processes to load Qt libraries,
// so use just a simple process instead of testDetached.
process.start("testProcessNormal");
#elif defined(Q_OS_SYMBIAN)
// testDetached used because it does something, but doesn't take too long.
QFile infoFile(QString("c:\\logs\\detinfo%1").arg(serial));
QStringList args;
args << infoFile.fileName();
process.start("testDetached", args);
#else
process.start("testProcessEcho/testProcessEcho");
#endif
#if !defined(Q_OS_WINCE) && !defined(Q_OS_SYMBIAN)
QCOMPARE(process.write("abc\0", 4), qint64(4));
#endif
exitCode = exec();
}
protected slots:
inline void catchExitCode(int exitCode)
{
this->exitCode = exitCode;
exit(exitCode);
}
private:
int exitCode;
};
//-----------------------------------------------------------------------------
void tst_QProcess::processInAThread()
{
for (int i = 0; i < 10; ++i) {
TestThread thread;
thread.start();
QVERIFY(thread.wait(10000));
QCOMPARE(thread.code(), 0);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::processesInMultipleThreads()
{
#if defined(Q_OS_SYMBIAN)
int serialCounter = 0;
#endif
for (int i = 0; i < 10; ++i) {
TestThread thread1;
TestThread thread2;
TestThread thread3;
#if defined(Q_OS_SYMBIAN)
thread1.serial = serialCounter++;
thread2.serial = serialCounter++;
thread3.serial = serialCounter++;
#endif
thread1.start();
thread2.start();
thread3.start();
QVERIFY(thread2.wait(10000));
QVERIFY(thread3.wait(10000));
QVERIFY(thread1.wait(10000));
QCOMPARE(thread1.code(), 0);
QCOMPARE(thread2.code(), 0);
QCOMPARE(thread3.code(), 0);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForFinishedWithTimeout()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
process = new QProcess(this);
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#elif defined(Q_OS_SYMBIAN)
process->start("testProcessOutput");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
#if defined(Q_OS_SYMBIAN)
QVERIFY(process->waitForStarted(50));
QVERIFY(!process->waitForFinished(1));
#else
QVERIFY(process->waitForStarted(5000));
QVERIFY(!process->waitForFinished(1));
process->write("", 1);
#endif
QVERIFY(process->waitForFinished());
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForReadyReadInAReadyReadSlot()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process = new QProcess(this);
connect(process, SIGNAL(readyRead()), this, SLOT(waitForReadyReadInAReadyReadSlotSlot()));
connect(process, SIGNAL(finished(int)), this, SLOT(exitLoopSlot()));
bytesAvailable = 0;
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
QVERIFY(process->waitForStarted(5000));
QSignalSpy spy(process, SIGNAL(readyRead()));
process->write("foo");
QTestEventLoop::instance().enterLoop(30);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spy.count(), 1);
process->disconnect();
QVERIFY(process->waitForFinished(5000));
QVERIFY(process->bytesAvailable() > bytesAvailable);
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForReadyReadInAReadyReadSlotSlot()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
bytesAvailable = process->bytesAvailable();
process->write("bar", 4);
QVERIFY(process->waitForReadyRead(5000));
QTestEventLoop::instance().exitLoop();
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForBytesWrittenInABytesWrittenSlot()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process = new QProcess(this);
connect(process, SIGNAL(bytesWritten(qint64)), this, SLOT(waitForBytesWrittenInABytesWrittenSlotSlot()));
bytesAvailable = 0;
#ifdef Q_OS_MAC
process->start("testProcessEcho/testProcessEcho.app");
#else
process->start("testProcessEcho/testProcessEcho");
#endif
QVERIFY(process->waitForStarted(5000));
qRegisterMetaType<qint64>("qint64");
QSignalSpy spy(process, SIGNAL(bytesWritten(qint64)));
process->write("f");
QTestEventLoop::instance().enterLoop(30);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spy.count(), 1);
process->write("", 1);
process->disconnect();
QVERIFY(process->waitForFinished());
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForBytesWrittenInABytesWrittenSlotSlot()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
process->write("b");
QVERIFY(process->waitForBytesWritten(5000));
QTestEventLoop::instance().exitLoop();
}
//-----------------------------------------------------------------------------
void tst_QProcess::spaceArgsTest_data()
{
QTest::addColumn<QStringList>("args");
QTest::addColumn<QString>("stringArgs");
// arg1 | arg2
QTest::newRow("arg1 arg2") << (QStringList() << QString::fromLatin1("arg1") << QString::fromLatin1("arg2"))
<< QString::fromLatin1("arg1 arg2");
// "arg1" | ar "g2
QTest::newRow("\"\"\"\"arg1\"\"\"\" \"ar \"\"\"g2\"") << (QStringList() << QString::fromLatin1("\"arg1\"") << QString::fromLatin1("ar \"g2"))
<< QString::fromLatin1("\"\"\"\"arg1\"\"\"\" \"ar \"\"\"g2\"");
// ar g1 | a rg 2
QTest::newRow("\"ar g1\" \"a rg 2\"") << (QStringList() << QString::fromLatin1("ar g1") << QString::fromLatin1("a rg 2"))
<< QString::fromLatin1("\"ar g1\" \"a rg 2\"");
// -lar g1 | -l"ar g2"
QTest::newRow("\"-lar g1\" \"-l\"\"\"ar g2\"\"\"\"") << (QStringList() << QString::fromLatin1("-lar g1") << QString::fromLatin1("-l\"ar g2\""))
<< QString::fromLatin1("\"-lar g1\" \"-l\"\"\"ar g2\"\"\"\"");
// ar"g1
QTest::newRow("ar\"\"\"\"g1") << (QStringList() << QString::fromLatin1("ar\"g1"))
<< QString::fromLatin1("ar\"\"\"\"g1");
// ar/g1
QTest::newRow("ar\\g1") << (QStringList() << QString::fromLatin1("ar\\g1"))
<< QString::fromLatin1("ar\\g1");
// ar\g"1
QTest::newRow("ar\\g\"\"\"\"1") << (QStringList() << QString::fromLatin1("ar\\g\"1"))
<< QString::fromLatin1("ar\\g\"\"\"\"1");
// arg\"1
QTest::newRow("arg\\\"\"\"1") << (QStringList() << QString::fromLatin1("arg\\\"1"))
<< QString::fromLatin1("arg\\\"\"\"1");
// """"
QTest::newRow("\"\"\"\"\"\"\"\"\"\"\"\"") << (QStringList() << QString::fromLatin1("\"\"\"\""))
<< QString::fromLatin1("\"\"\"\"\"\"\"\"\"\"\"\"");
// """" | "" ""
QTest::newRow("\"\"\"\"\"\"\"\"\"\"\"\" \"\"\"\"\"\"\" \"\"\"\"\"\"\"") << (QStringList() << QString::fromLatin1("\"\"\"\"") << QString::fromLatin1("\"\" \"\""))
<< QString::fromLatin1("\"\"\"\"\"\"\"\"\"\"\"\" \"\"\"\"\"\"\" \"\"\"\"\"\"\"");
// "" ""
QTest::newRow("\"\"\"\"\"\"\" \"\" \"\"\"\"\"\"\" (bogus double quotes)") << (QStringList() << QString::fromLatin1("\"\" \"\""))
<< QString::fromLatin1("\"\"\"\"\"\"\" \"\" \"\"\"\"\"\"\"");
// "" ""
QTest::newRow(" \"\"\"\"\"\"\" \"\" \"\"\"\"\"\"\" (bogus double quotes)") << (QStringList() << QString::fromLatin1("\"\" \"\""))
<< QString::fromLatin1(" \"\"\"\"\"\"\" \"\" \"\"\"\"\"\"\" ");
}
//-----------------------------------------------------------------------------
void tst_QProcess::spaceArgsTest()
{
QFETCH(QStringList, args);
QFETCH(QString, stringArgs);
QStringList programs;
programs << QString::fromLatin1("testProcessSpacesArgs/nospace")
#if defined(Q_OS_SYMBIAN)
; // Symbian toolchain doesn't like exes with spaces in the name
#else
<< QString::fromLatin1("testProcessSpacesArgs/one space")
<< QString::fromLatin1("testProcessSpacesArgs/two space s");
#endif
process = new QProcess(this);
for (int i = 0; i < programs.size(); ++i) {
QString program = programs.at(i);
process->start(program, args);
#if !defined(Q_OS_WINCE) && !defined(Q_OS_SYMBIAN)
QVERIFY(process->waitForStarted(5000));
QVERIFY(process->waitForFinished(5000));
#else
QVERIFY(process->waitForStarted(10000));
QVERIFY(process->waitForFinished(10000));
#endif
#if defined(Q_OS_SYMBIAN)
// Symbian test outputs to a file, so check that
FILE* file = fopen("c:\\logs\\qprocess_args_test.txt","r");
QVERIFY(file);
char buf[256];
fgets(buf, 256, file);
fclose(file);
QStringList actual = QString::fromLatin1(buf).split("|");
#elif !defined(Q_OS_WINCE)
QStringList actual = QString::fromLatin1(process->readAll()).split("|");
#endif
#if !defined(Q_OS_WINCE)
QVERIFY(!actual.isEmpty());
// not interested in the program name, it might be different.
actual.removeFirst();
QCOMPARE(actual, args);
#endif
if (program.contains(" "))
program = "\"" + program + "\"";
if (!stringArgs.isEmpty())
program += QString::fromLatin1(" ") + stringArgs;
process->start(program);
QVERIFY(process->waitForStarted(5000));
QVERIFY(process->waitForFinished(5000));
#if defined(Q_OS_SYMBIAN)
// Symbian test outputs to a file, so check that
file = fopen("c:\\logs\\qprocess_args_test.txt","r");
QVERIFY(file);
fgets(buf, 256, file);
fclose(file);
actual = QString::fromLatin1(buf).split("|");
#elif !defined(Q_OS_WINCE)
actual = QString::fromLatin1(process->readAll()).split("|");
#endif
#if !defined(Q_OS_WINCE)
QVERIFY(!actual.isEmpty());
// not interested in the program name, it might be different.
actual.removeFirst();
QCOMPARE(actual, args);
#endif
}
delete process;
process = 0;
}
#if defined(Q_OS_WIN) || defined(Q_OS_SYMBIAN)
//-----------------------------------------------------------------------------
void tst_QProcess::nativeArguments()
{
QProcess proc;
// This doesn't actually need special quoting, so it is pointless to use
// native arguments here, but that's not the point of this test.
proc.setNativeArguments("hello kitty, \"*\"!");
proc.start(QString::fromLatin1("testProcessSpacesArgs/nospace"), QStringList());
#if !defined(Q_OS_WINCE) && !defined(Q_OS_SYMBIAN)
QVERIFY(proc.waitForStarted(5000));
QVERIFY(proc.waitForFinished(5000));
#else
QVERIFY(proc.waitForStarted(10000));
QVERIFY(proc.waitForFinished(10000));
#endif
#if defined(Q_OS_SYMBIAN) || defined(Q_OS_WINCE)
// Symbian test outputs to a file, so check that
# ifdef Q_OS_SYMBIAN
FILE* file = fopen("c:\\logs\\qprocess_args_test.txt","r");
# else
FILE* file = fopen("\\temp\\qprocess_args_test.txt","r");
# endif
QVERIFY(file);
char buf[256];
fgets(buf, 256, file);
fclose(file);
QStringList actual = QString::fromLatin1(buf).split("|");
#else
QStringList actual = QString::fromLatin1(proc.readAll()).split("|");
#endif
QVERIFY(!actual.isEmpty());
// not interested in the program name, it might be different.
actual.removeFirst();
QStringList expected;
#if defined(Q_OS_WINCE)
expected << "hello" << "kitty," << "\"*\"!"; // Weird, weird ...
#else
expected << "hello" << "kitty," << "*!";
#endif
QCOMPARE(actual, expected);
}
#endif
//-----------------------------------------------------------------------------
void tst_QProcess::exitCodeTest()
{
#if defined(Q_OS_SYMBIAN)
// Kernel will run out of process handles on some hw, as there is some
// delay before they are recycled, so limit the amount of processes.
for (int i = 0; i < 50; ++i) {
#else
for (int i = 0; i < 255; ++i) {
#endif
QProcess process;
process.start("testExitCodes/testExitCodes " + QString::number(i));
QVERIFY(process.waitForFinished(5000));
QCOMPARE(process.exitCode(), i);
QCOMPARE(process.error(), QProcess::UnknownError);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::failToStart()
{
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ExitStatus>("QProcess::ExitStatus");
qRegisterMetaType<QProcess::ProcessState>("QProcess::ProcessState");
QProcess process;
QSignalSpy stateSpy(&process, SIGNAL(stateChanged(QProcess::ProcessState)));
QSignalSpy errorSpy(&process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy finishedSpy(&process, SIGNAL(finished(int)));
QSignalSpy finishedSpy2(&process, SIGNAL(finished(int, QProcess::ExitStatus)));
// Mac OS X and HP-UX have a really low default process limit (~100), so spawning
// to many processes here will cause test failures later on.
#if defined Q_OS_HPUX
const int attempts = 15;
#elif defined Q_OS_MAC
const int attempts = 15;
#else
const int attempts = 50;
#endif
for (int j = 0; j < 8; ++j) {
for (int i = 0; i < attempts; ++i) {
QCOMPARE(errorSpy.count(), j * attempts + i);
process.start("/blurp");
switch (j) {
case 0:
case 1:
QVERIFY(!process.waitForStarted());
break;
case 2:
case 3:
QVERIFY(!process.waitForFinished());
break;
case 4:
case 5:
QVERIFY(!process.waitForReadyRead());
break;
case 6:
case 7:
default:
QVERIFY(!process.waitForBytesWritten());
break;
}
QCOMPARE(process.error(), QProcess::FailedToStart);
QCOMPARE(errorSpy.count(), j * attempts + i + 1);
QCOMPARE(finishedSpy.count(), 0);
QCOMPARE(finishedSpy2.count(), 0);
int it = j * attempts + i + 1;
QCOMPARE(stateSpy.count(), it * 2);
QCOMPARE(qVariantValue<QProcess::ProcessState>(stateSpy.at(it * 2 - 2).at(0)), QProcess::Starting);
QCOMPARE(qVariantValue<QProcess::ProcessState>(stateSpy.at(it * 2 - 1).at(0)), QProcess::NotRunning);
}
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::failToStartWithWait()
{
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ExitStatus>("QProcess::ExitStatus");
QProcess process;
QEventLoop loop;
QSignalSpy errorSpy(&process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy finishedSpy(&process, SIGNAL(finished(int)));
QSignalSpy finishedSpy2(&process, SIGNAL(finished(int, QProcess::ExitStatus)));
for (int i = 0; i < 50; ++i) {
process.start("/blurp", QStringList() << "-v" << "-debug");
process.waitForStarted();
QCOMPARE(process.error(), QProcess::FailedToStart);
QCOMPARE(errorSpy.count(), i + 1);
QCOMPARE(finishedSpy.count(), 0);
QCOMPARE(finishedSpy2.count(), 0);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::failToStartWithEventLoop()
{
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ExitStatus>("QProcess::ExitStatus");
QProcess process;
QEventLoop loop;
QSignalSpy errorSpy(&process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy finishedSpy(&process, SIGNAL(finished(int)));
QSignalSpy finishedSpy2(&process, SIGNAL(finished(int, QProcess::ExitStatus)));
// The error signal may be emitted before start() returns
connect(&process, SIGNAL(error(QProcess::ProcessError)), &loop, SLOT(quit()), Qt::QueuedConnection);
for (int i = 0; i < 50; ++i) {
process.start("/blurp", QStringList() << "-v" << "-debug");
loop.exec();
QCOMPARE(process.error(), QProcess::FailedToStart);
QCOMPARE(errorSpy.count(), i + 1);
QCOMPARE(finishedSpy.count(), 0);
QCOMPARE(finishedSpy2.count(), 0);
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::removeFileWhileProcessIsRunning()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QFile file("removeFile.txt");
QVERIFY(file.open(QFile::WriteOnly));
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessEcho/testProcessEcho.app");
#else
process.start("testProcessEcho/testProcessEcho");
#endif
QVERIFY(process.waitForStarted(5000));
QVERIFY(file.remove());
process.write("", 1);
QVERIFY(process.waitForFinished(5000));
}
//-----------------------------------------------------------------------------
void tst_QProcess::setEnvironment_data()
{
QTest::addColumn<QString>("name");
QTest::addColumn<QString>("value");
QTest::newRow("setting-empty") << "tst_QProcess" << "";
QTest::newRow("setting") << "tst_QProcess" << "value";
#ifdef Q_OS_WIN
QTest::newRow("unsetting") << "PROMPT" << QString();
QTest::newRow("overriding") << "PROMPT" << "value";
#else
QTest::newRow("unsetting") << "PATH" << QString();
QTest::newRow("overriding") << "PATH" << "value";
#endif
}
void tst_QProcess::setEnvironment()
{
#if defined (Q_OS_WINCE) || defined(Q_OS_SYMBIAN)
QSKIP("OS doesn't support environment variables", SkipAll);
#endif
// make sure our environment variables are correct
QVERIFY(qgetenv("tst_QProcess").isEmpty());
QVERIFY(!qgetenv("PATH").isEmpty());
#ifdef Q_OS_WIN
QVERIFY(!qgetenv("PROMPT").isEmpty());
#endif
QFETCH(QString, name);
QFETCH(QString, value);
QString executable = QDir::currentPath() + "/testProcessEnvironment/testProcessEnvironment";
{
QProcess process;
QStringList environment = QProcess::systemEnvironment();
if (value.isNull()) {
int pos;
QRegExp rx(name + "=.*");
#ifdef Q_OS_WIN
rx.setCaseSensitivity(Qt::CaseInsensitive);
#endif
while ((pos = environment.indexOf(rx)) != -1)
environment.removeAt(pos);
} else {
environment.append(name + '=' + value);
}
process.setEnvironment(environment);
process.start(executable, QStringList() << name);
QVERIFY(process.waitForFinished());
if (value.isNull())
QCOMPARE(process.exitCode(), 1);
else if (!value.isEmpty())
QCOMPARE(process.exitCode(), 0);
QCOMPARE(process.readAll(), value.toLocal8Bit());
}
// re-do the test but set the environment twice, to make sure
// that the latter addition overrides
// this test doesn't make sense in unsetting
if (!value.isNull()) {
QProcess process;
QStringList environment = QProcess::systemEnvironment();
environment.prepend(name + "=This is not the right value");
environment.append(name + '=' + value);
process.setEnvironment(environment);
process.start(executable, QStringList() << name);
QVERIFY(process.waitForFinished());
if (!value.isEmpty())
QCOMPARE(process.exitCode(), 0);
QCOMPARE(process.readAll(), value.toLocal8Bit());
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::setProcessEnvironment_data()
{
setEnvironment_data();
}
void tst_QProcess::setProcessEnvironment()
{
#if defined (Q_OS_WINCE) || defined(Q_OS_SYMBIAN)
QSKIP("OS doesn't support environment variables", SkipAll);
#endif
// make sure our environment variables are correct
QVERIFY(qgetenv("tst_QProcess").isEmpty());
QVERIFY(!qgetenv("PATH").isEmpty());
#ifdef Q_OS_WIN
QVERIFY(!qgetenv("PROMPT").isEmpty());
#endif
QFETCH(QString, name);
QFETCH(QString, value);
QString executable = QDir::currentPath() + "/testProcessEnvironment/testProcessEnvironment";
{
QProcess process;
QProcessEnvironment environment = QProcessEnvironment::systemEnvironment();
if (value.isNull())
environment.remove(name);
else
environment.insert(name, value);
process.setProcessEnvironment(environment);
process.start(executable, QStringList() << name);
QVERIFY(process.waitForFinished());
if (value.isNull())
QCOMPARE(process.exitCode(), 1);
else if (!value.isEmpty())
QCOMPARE(process.exitCode(), 0);
QCOMPARE(process.readAll(), value.toLocal8Bit());
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::systemEnvironment()
{
#if defined (Q_OS_WINCE) || defined(Q_OS_SYMBIAN)
// there is no concept of system variables on Windows CE as there is no console
QVERIFY(QProcess::systemEnvironment().isEmpty());
QVERIFY(QProcessEnvironment::systemEnvironment().isEmpty());
#else
QVERIFY(!QProcess::systemEnvironment().isEmpty());
QVERIFY(!QProcessEnvironment::systemEnvironment().isEmpty());
QVERIFY(QProcessEnvironment::systemEnvironment().contains("PATH"));
QVERIFY(!QProcess::systemEnvironment().filter(QRegExp("^PATH=", Qt::CaseInsensitive)).isEmpty());
#endif
}
//-----------------------------------------------------------------------------
void tst_QProcess::spaceInName()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
process.start("test Space In Name/testSpaceInName", QStringList());
QVERIFY(process.waitForStarted());
process.write("", 1);
QVERIFY(process.waitForFinished());
}
//-----------------------------------------------------------------------------
void tst_QProcess::lockupsInStartDetached()
{
#if !defined(Q_OS_SYMBIAN)
// Check that QProcess doesn't cause a lock up at this program's
// exit if a thread was started and we tried to run a program that
// doesn't exist. Before Qt 4.2, this used to lock up on Unix due
// to calling ::exit instead of ::_exit if execve failed.
QHostInfo::lookupHost(QString("something.invalid"), 0, 0);
QProcess::execute("yjhbrty");
QProcess::startDetached("yjhbrty");
#endif
}
//-----------------------------------------------------------------------------
void tst_QProcess::atEnd2()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessEcho/testProcessEcho.app");
#else
process.start("testProcessEcho/testProcessEcho");
#endif
process.write("Foo\nBar\nBaz\nBodukon\nHadukan\nTorwukan\nend\n");
process.putChar('\0');
QVERIFY(process.waitForFinished());
QList<QByteArray> lines;
while (!process.atEnd()) {
lines << process.readLine();
}
QCOMPARE(lines.size(), 7);
}
//-----------------------------------------------------------------------------
void tst_QProcess::waitForReadyReadForNonexistantProcess()
{
// This comes from task 108968
// Start a program that doesn't exist, process events and then try to waitForReadyRead
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
qRegisterMetaType<QProcess::ExitStatus>("QProcess::ExitStatus");
QProcess process;
QSignalSpy errorSpy(&process, SIGNAL(error(QProcess::ProcessError)));
QSignalSpy finishedSpy1(&process, SIGNAL(finished(int)));
QSignalSpy finishedSpy2(&process, SIGNAL(finished(int, QProcess::ExitStatus)));
QVERIFY(!process.waitForReadyRead()); // used to crash
process.start("doesntexist");
QVERIFY(!process.waitForReadyRead());
QCOMPARE(errorSpy.count(), 1);
QCOMPARE(errorSpy.at(0).at(0).toInt(), 0);
QCOMPARE(finishedSpy1.count(), 0);
QCOMPARE(finishedSpy2.count(), 0);
}
//-----------------------------------------------------------------------------
void tst_QProcess::setStandardInputFile()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
static const char data[] = "A bunch\1of\2data\3\4\5\6\7...";
QProcess process;
QFile file("data");
QVERIFY(file.open(QIODevice::WriteOnly));
file.write(data, sizeof data);
file.close();
process.setStandardInputFile("data");
#ifdef Q_OS_MAC
process.start("testProcessEcho/testProcessEcho.app");
#else
process.start("testProcessEcho/testProcessEcho");
#endif
QPROCESS_VERIFY(process, waitForFinished());
QByteArray all = process.readAll();
QCOMPARE(all.size(), int(sizeof data) - 1); // testProcessEcho drops the ending \0
QVERIFY(all == data);
}
//-----------------------------------------------------------------------------
void tst_QProcess::setStandardOutputFile_data()
{
QTest::addColumn<int>("channelToTest");
QTest::addColumn<int>("_channelMode");
QTest::addColumn<bool>("append");
QTest::newRow("stdout-truncate") << int(QProcess::StandardOutput)
<< int(QProcess::SeparateChannels)
<< false;
QTest::newRow("stdout-append") << int(QProcess::StandardOutput)
<< int(QProcess::SeparateChannels)
<< true;
QTest::newRow("stderr-truncate") << int(QProcess::StandardError)
<< int(QProcess::SeparateChannels)
<< false;
QTest::newRow("stderr-append") << int(QProcess::StandardError)
<< int(QProcess::SeparateChannels)
<< true;
QTest::newRow("merged-truncate") << int(QProcess::StandardOutput)
<< int(QProcess::MergedChannels)
<< false;
QTest::newRow("merged-append") << int(QProcess::StandardOutput)
<< int(QProcess::MergedChannels)
<< true;
}
void tst_QProcess::setStandardOutputFile()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
static const char data[] = "Original data. ";
static const char testdata[] = "Test data.";
QFETCH(int, channelToTest);
QFETCH(int, _channelMode);
QFETCH(bool, append);
QProcess::ProcessChannelMode channelMode = QProcess::ProcessChannelMode(_channelMode);
QIODevice::OpenMode mode = append ? QIODevice::Append : QIODevice::Truncate;
// create the destination file with data
QFile file("data");
QVERIFY(file.open(QIODevice::WriteOnly));
file.write(data, sizeof data - 1);
file.close();
// run the process
QProcess process;
process.setReadChannelMode(channelMode);
if (channelToTest == QProcess::StandardOutput)
process.setStandardOutputFile("data", mode);
else
process.setStandardErrorFile("data", mode);
#ifdef Q_OS_MAC
process.start("testProcessEcho2/testProcessEcho2.app");
#else
process.start("testProcessEcho2/testProcessEcho2");
#endif
process.write(testdata, sizeof testdata);
QPROCESS_VERIFY(process,waitForFinished());
// open the file again and verify the data
QVERIFY(file.open(QIODevice::ReadOnly));
QByteArray all = file.readAll();
file.close();
int expectedsize = sizeof testdata - 1;
if (mode == QIODevice::Append) {
QVERIFY(all.startsWith(data));
expectedsize += sizeof data - 1;
}
if (channelMode == QProcess::MergedChannels) {
expectedsize += sizeof testdata - 1;
} else {
QVERIFY(all.endsWith(testdata));
}
QCOMPARE(all.size(), expectedsize);
}
//-----------------------------------------------------------------------------
void tst_QProcess::setStandardOutputProcess_data()
{
QTest::addColumn<bool>("merged");
QTest::newRow("separate") << false;
QTest::newRow("merged") << true;
}
void tst_QProcess::setStandardOutputProcess()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QProcess source;
QProcess sink;
QFETCH(bool, merged);
source.setReadChannelMode(merged ? QProcess::MergedChannels : QProcess::SeparateChannels);
source.setStandardOutputProcess(&sink);
#ifdef Q_OS_MAC
source.start("testProcessEcho2/testProcessEcho2.app");
sink.start("testProcessEcho2/testProcessEcho2.app");
#else
source.start("testProcessEcho2/testProcessEcho2");
sink.start("testProcessEcho2/testProcessEcho2");
#endif
QByteArray data("Hello, World");
source.write(data);
source.closeWriteChannel();
QPROCESS_VERIFY(source, waitForFinished());
QPROCESS_VERIFY(sink, waitForFinished());
QByteArray all = sink.readAll();
if (!merged)
QCOMPARE(all, data);
else
QCOMPARE(all, QByteArray("HHeelllloo,, WWoorrlldd"));
}
//-----------------------------------------------------------------------------
void tst_QProcess::fileWriterProcess()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
QString stdinStr;
for (int i = 0; i < 5000; ++i)
stdinStr += QString::fromLatin1("%1 -- testing testing 1 2 3\n").arg(i);
QTime stopWatch;
stopWatch.start();
do {
QFile::remove("fileWriterProcess.txt");
QProcess process;
process.start("fileWriterProcess/fileWriterProcess",
QIODevice::ReadWrite | QIODevice::Text);
process.write(stdinStr.toLatin1());
process.closeWriteChannel();
while (process.bytesToWrite()) {
QVERIFY(stopWatch.elapsed() < 3500);
QVERIFY(process.waitForBytesWritten(2000));
}
QVERIFY(process.waitForFinished());
QCOMPARE(QFile("fileWriterProcess.txt").size(), qint64(stdinStr.size()));
} while (stopWatch.elapsed() < 3000);
}
//-----------------------------------------------------------------------------
void tst_QProcess::detachedWorkingDirectoryAndPid()
{
#if defined(Q_OS_SYMBIAN) && defined(Q_CC_NOKIAX86)
// WINSCW builds in Symbian do not allow multiple processes to load Qt libraries,
// so this test must be skipped.
QSKIP("Multiple processes loading Qt are not allowed in Qt/Symbian emulator.", SkipAll);
#endif
qint64 pid;
#ifdef Q_OS_WINCE
QTest::qSleep(1000);
#endif
#if defined(Q_OS_SYMBIAN)
// Symbian has no working directory support, so use logs dir as a shared directory
QFile infoFile(QLatin1String("c:\\logs\\detachedinfo.txt"));
#else
QFile infoFile(QDir::currentPath() + QLatin1String("/detachedinfo.txt"));
#endif
infoFile.remove();
QString workingDir = QDir::currentPath() + "/testDetached";
#ifndef Q_OS_SYMBIAN
QVERIFY(QFile::exists(workingDir));
#endif
QStringList args;
args << infoFile.fileName();
QVERIFY(QProcess::startDetached(QDir::currentPath() + QLatin1String("/testDetached/testDetached"), args, workingDir, &pid));
QFileInfo fi(infoFile);
fi.setCaching(false);
//The guard counter ensures the test does not hang if the sub process fails.
//Instead, the test will fail when trying to open & verify the sub process output file.
for (int guard = 0; guard < 100 && fi.size() == 0; guard++) {
QTest::qSleep(100);
}
QVERIFY(infoFile.open(QIODevice::ReadOnly | QIODevice::Text));
QString actualWorkingDir = QString::fromUtf8(infoFile.readLine());
actualWorkingDir.chop(1); // strip off newline
QByteArray processIdString = infoFile.readLine();
processIdString.chop(1);
infoFile.close();
infoFile.remove();
bool ok = false;
qint64 actualPid = processIdString.toLongLong(&ok);
QVERIFY(ok);
#if defined(Q_OS_SYMBIAN)
QEXPECT_FAIL("", "Working directory is not supported on Qt/symbian", Continue);
#endif
QCOMPARE(actualWorkingDir, workingDir);
QCOMPARE(actualPid, pid);
}
//-----------------------------------------------------------------------------
void tst_QProcess::switchReadChannels()
{
#ifdef Q_OS_WINCE
QSKIP("Reading and writing to a process is not supported on Qt/CE", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Reading and writing to a process is not supported on Qt/Symbian", SkipAll);
#endif
const char data[] = "ABCD";
QProcess process;
#ifdef Q_OS_MAC
process.start("testProcessEcho2/testProcessEcho2.app");
#else
process.start("testProcessEcho2/testProcessEcho2");
#endif
process.write(data);
process.closeWriteChannel();
QVERIFY(process.waitForFinished(5000));
for (int i = 0; i < 4; ++i) {
process.setReadChannel(QProcess::StandardOutput);
QCOMPARE(process.read(1), QByteArray(&data[i], 1));
process.setReadChannel(QProcess::StandardError);
QCOMPARE(process.read(1), QByteArray(&data[i], 1));
}
process.ungetChar('D');
process.setReadChannel(QProcess::StandardOutput);
process.ungetChar('D');
process.setReadChannel(QProcess::StandardError);
QCOMPARE(process.read(1), QByteArray("D"));
process.setReadChannel(QProcess::StandardOutput);
QCOMPARE(process.read(1), QByteArray("D"));
}
//-----------------------------------------------------------------------------
void tst_QProcess::setWorkingDirectory()
{
#ifdef Q_OS_WINCE
QSKIP("Windows CE does not support working directory logic", SkipAll);
#endif
#if defined(Q_OS_SYMBIAN)
QSKIP("Symbian does not support working directory logic", SkipAll);
#endif
process = new QProcess;
process->setWorkingDirectory("test");
#ifdef Q_OS_MAC
process->start("testSetWorkingDirectory/testSetWorkingDirectory.app");
#else
process->start("testSetWorkingDirectory/testSetWorkingDirectory");
#endif
#ifndef Q_OS_WIN
QSKIP("setWorkingDirectory will chdir before starting the process on unices", SkipAll);
#endif
QVERIFY(process->waitForFinished());
QByteArray workingDir = process->readAllStandardOutput();
QCOMPARE(QDir("test").canonicalPath(), QDir(workingDir.constData()).canonicalPath());
delete process;
process = 0;
}
//-----------------------------------------------------------------------------
void tst_QProcess::startFinishStartFinish()
{
QProcess process;
for (int i = 0; i < 3; ++i) {
QCOMPARE(process.state(), QProcess::NotRunning);
#ifdef Q_OS_MAC
process.start("testProcessOutput/testProcessOutput.app");
#else
process.start("testProcessOutput/testProcessOutput");
#endif
#if !defined(Q_OS_WINCE) && !defined(Q_OS_SYMBIAN)
QVERIFY(process.waitForReadyRead(10000));
QCOMPARE(QString::fromLatin1(process.readLine().trimmed()),
QString("0 -this is a number"));
#endif
if (process.state() != QProcess::NotRunning)
QVERIFY(process.waitForFinished(10000));
#if defined(Q_OS_SYMBIAN)
// Symbian test outputs to a file, so check that
FILE* file = fopen("c:\\logs\\qprocess_output_test.txt","r");
QVERIFY(file);
char buf[30];
fgets(buf, 30, file);
QCOMPARE(QString::fromLatin1(buf),
QString("0 -this is a number\n"));
fclose(file);
#endif
}
}
//-----------------------------------------------------------------------------
void tst_QProcess::invalidProgramString_data()
{
QTest::addColumn<QString>("programString");
QTest::newRow("null string") << QString();
QTest::newRow("empty string") << QString("");
QTest::newRow("only blank string") << QString(" ");
}
void tst_QProcess::invalidProgramString()
{
QFETCH(QString, programString);
QProcess process;
qRegisterMetaType<QProcess::ProcessError>("QProcess::ProcessError");
QSignalSpy spy(&process, SIGNAL(error(QProcess::ProcessError)));
process.start(programString);
QCOMPARE(process.error(), QProcess::FailedToStart);
QCOMPARE(spy.count(), 1);
QVERIFY(!QProcess::startDetached(programString));
}
QTEST_MAIN(tst_QProcess)
#include "tst_qprocess.moc"
#endif
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