File indexing completed on 2024-04-14 14:24:06

 /*
     This file is part of the KDE libraries
     SPDX-FileCopyrightText: 2020 David Faure <faure@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
 #include "openurljobtest.h"
 #include "openurljob.h"
 #include <KApplicationTrader>
 #include <kprocessrunner_p.h>
 
 #include "kiotesthelper.h" // createTestFile etc.
 #include "mockcoredelegateextensions.h"
 #include "mockguidelegateextensions.h"
 
 #include <KConfigGroup>
 #include <KDesktopFile>
 #include <KJobUiDelegate>
 #include <KService>
 
 #ifdef Q_OS_UNIX
 #include <signal.h> // kill
 #endif
 
 #include <KSharedConfig>
 #include <QStandardPaths>
 #include <QTemporaryFile>
 #include <QTest>
 
 QTEST_GUILESS_MAIN(OpenUrlJobTest)
 
 extern KSERVICE_EXPORT int ksycoca_ms_between_checks;
 extern bool openurljob_force_use_browserapp_kdeglobals; // From openurljob.cpp
 
 static const char s_tempServiceName[] = "openurljobtest_service.desktop";
 
 void OpenUrlJobTest::initTestCase()
 {
     QStandardPaths::setTestModeEnabled(true);
 
     // Ensure no leftovers from other tests
     QDir(QStandardPaths::writableLocation(QStandardPaths::ApplicationsLocation)).removeRecursively();
     // (including a mimeapps.list file)
     // Don't remove ConfigLocation completely, it's useful when enabling debug output with kdebugsettings --test-mode
     const QString mimeApps = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) + QLatin1String("/mimeapps.list");
     QFile::remove(mimeApps);
 
     ksycoca_ms_between_checks = 0; // need it to check the ksycoca mtime
     m_fakeService = QStandardPaths::writableLocation(QStandardPaths::ApplicationsLocation) + QLatin1Char('/') + s_tempServiceName;
     // not using %d because of remote urls
     const QByteArray cmd = QByteArray("echo %u > " + QFile::encodeName(m_tempDir.path()) + "/dest");
     writeApplicationDesktopFile(m_fakeService, cmd);
     m_fakeService = QFileInfo(m_fakeService).canonicalFilePath();
     m_filesToRemove.append(m_fakeService);
 
     // Ensure our service is the preferred one
     KConfig mimeAppsCfg(mimeApps);
     KConfigGroup grp = mimeAppsCfg.group("Default Applications");
     grp.writeEntry("text/plain", s_tempServiceName);
     grp.writeEntry("text/html", s_tempServiceName);
     grp.sync();
 
     // "text/plain" encompasses all scripts (shell, python, perl)
     KService::Ptr preferredTextEditor = KApplicationTrader::preferredService(QStringLiteral("text/plain"));
     QVERIFY(preferredTextEditor);
     QCOMPARE(preferredTextEditor->entryPath(), m_fakeService);
 
     // As used for preferredService
     QVERIFY(KService::serviceByDesktopName("openurljobtest_service"));
 
     ksycoca_ms_between_checks = 5000; // all done, speed up again
 }
 
 void OpenUrlJobTest::cleanupTestCase()
 {
     for (const QString &file : std::as_const(m_filesToRemove)) {
         QFile::remove(file);
     };
 }
 
 void OpenUrlJobTest::init()
 {
     QFile::remove(m_tempDir.path() + "/dest");
 }
 
 static void createSrcFile(const QString &path)
 {
     QFile srcFile(path);
     QVERIFY2(srcFile.open(QFile::WriteOnly), qPrintable(srcFile.errorString()));
     srcFile.write("Hello world\n");
 }
 
 static QString readFile(const QString &path)
 {
     QFile file(path);
     file.open(QIODevice::ReadOnly);
     return QString::fromLocal8Bit(file.readAll()).trimmed();
 }
 
 void OpenUrlJobTest::startProcess_data()
 {
     QTest::addColumn<QString>("mimeType");
     QTest::addColumn<QString>("fileName");
 
     // Known MIME type
     QTest::newRow("text_file") << "text/plain"
                                << "srcfile.txt";
     QTest::newRow("directory_file") << "application/x-desktop"
                                     << ".directory";
     QTest::newRow("desktop_file_link") << "application/x-desktop"
                                        << "srcfile.txt";
     QTest::newRow("desktop_file_link_preferred_service") << "application/x-desktop"
                                                          << "srcfile.html";
     QTest::newRow("non_executable_script_running_not_allowed") << "application/x-shellscript"
                                                                << "srcfile.sh";
     QTest::newRow("executable_script_running_not_allowed") << "application/x-shellscript"
                                                            << "srcfile.sh";
 
     // Require MIME type determination
     QTest::newRow("text_file_no_mimetype") << QString() << "srcfile.txt";
     QTest::newRow("directory_file_no_mimetype") << QString() << ".directory";
 }
 
 void OpenUrlJobTest::startProcess()
 {
     QFETCH(QString, mimeType);
     QFETCH(QString, fileName);
 
     // Given a file to open
     QTemporaryDir tempDir;
     const QString srcDir = tempDir.path();
     const QString srcFile = srcDir + QLatin1Char('/') + fileName;
     createSrcFile(srcFile);
     QVERIFY(QFile::exists(srcFile));
     const bool isLink = QByteArray(QTest::currentDataTag()).startsWith("desktop_file_link");
     QUrl url = QUrl::fromLocalFile(srcFile);
     if (isLink) {
         const QString desktopFilePath = srcDir + QLatin1String("/link.desktop");
         KDesktopFile linkDesktopFile(desktopFilePath);
         linkDesktopFile.desktopGroup().writeEntry("Type", "Link");
         linkDesktopFile.desktopGroup().writeEntry("URL", url);
         const bool linkHasPreferredService = QByteArray(QTest::currentDataTag()) == "desktop_file_link_preferred_service";
         if (linkHasPreferredService) {
             linkDesktopFile.desktopGroup().writeEntry("X-KDE-LastOpenedWith", "openurljobtest_service");
         }
         url = QUrl::fromLocalFile(desktopFilePath);
     }
     if (QByteArray(QTest::currentDataTag()).startsWith("executable")) {
         QFile file(srcFile);
         QVERIFY(file.setPermissions(QFile::ExeUser | file.permissions()));
         // Note however that running executables is not allowed by the OpenUrlJob below
         // so this will end up opening it as a text file anyway.
     }
 
     // When running a OpenUrlJob
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(url, mimeType, this);
     QVERIFY2(job->exec(), qPrintable(job->errorString()));
 
     // Then m_fakeService should be executed, since it's associated with text/plain
     // We can find out that it was executed because it writes to "dest".
     const QString dest = m_tempDir.path() + "/dest";
     QTRY_VERIFY2(QFile::exists(dest), qPrintable(dest));
     QCOMPARE(readFile(dest), srcFile);
 }
 
 void OpenUrlJobTest::noServiceNoHandler()
 {
     QTemporaryFile tempFile;
     QVERIFY(tempFile.open());
     const QUrl url = QUrl::fromLocalFile(tempFile.fileName());
     const QString mimeType = QStringLiteral("application/x-zerosize");
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(url, mimeType, this);
     // This is going to try QDesktopServices::openUrl which will fail because we are no QGuiApplication, good.
     QTest::ignoreMessage(QtWarningMsg, "QDesktopServices::openUrl: Application is not a GUI application");
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KJob::UserDefinedError);
     QCOMPARE(job->errorString(), QStringLiteral("Failed to open the file."));
 }
 
 void OpenUrlJobTest::invalidUrl()
 {
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl(":/"), QStringLiteral("text/plain"), this);
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KIO::ERR_MALFORMED_URL);
     QCOMPARE(job->errorString(), QStringLiteral("Malformed URL\nRelative URL's path component contains ':' before any '/'; source was \":/\"; path = \":/\""));
 
     QUrl u;
     u.setPath(QStringLiteral("/pathonly"));
     KIO::OpenUrlJob *job2 = new KIO::OpenUrlJob(u, QStringLiteral("text/plain"), this);
     QVERIFY(!job2->exec());
     QCOMPARE(job2->error(), KIO::ERR_MALFORMED_URL);
     QCOMPARE(job2->errorString(), QStringLiteral("Malformed URL\n/pathonly"));
 }
 
 void OpenUrlJobTest::refuseRunningLocalBinaries_data()
 {
     QTest::addColumn<QString>("mimeType");
 
     // Executables under e.g. /usr/bin/ can be either of these two MIME types
     // see https://gitlab.freedesktop.org/xdg/shared-mime-info/-/issues/11
     QTest::newRow("x-sharedlib") << "application/x-sharedlib";
     QTest::newRow("x-executable") << "application/x-executable";
 
     QTest::newRow("msdos_executable") << "application/x-ms-dos-executable";
 }
 
 void OpenUrlJobTest::refuseRunningLocalBinaries()
 {
     QFETCH(QString, mimeType);
 
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(QCoreApplication::applicationFilePath()), mimeType, this);
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KJob::UserDefinedError);
     QVERIFY2(job->errorString().contains("For security reasons, launching executables is not allowed in this context."), qPrintable(job->errorString()));
 }
 
 void OpenUrlJobTest::refuseRunningRemoteNativeExecutables_data()
 {
     QTest::addColumn<QString>("mimeType");
     QTest::newRow("x-sharedlib") << "application/x-sharedlib";
     QTest::newRow("x-executable") << "application/x-executable";
 }
 
 void OpenUrlJobTest::refuseRunningRemoteNativeExecutables()
 {
     QFETCH(QString, mimeType);
 
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl("protocol://host/path/exe"), mimeType, this);
     job->setRunExecutables(true); // even with this enabled, an error will occur
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KJob::UserDefinedError);
     QVERIFY2(job->errorString().contains("is located on a remote filesystem. For safety reasons it will not be started"), qPrintable(job->errorString()));
 }
 
 KCONFIGCORE_EXPORT void loadUrlActionRestrictions(const KConfigGroup &cg);
 
 void OpenUrlJobTest::notAuthorized()
 {
     KConfigGroup cg(KSharedConfig::openConfig(), "KDE URL Restrictions");
     cg.writeEntry("rule_count", 1);
     cg.writeEntry("rule_1", QStringList{"open", {}, {}, {}, "file", "", "", "false"});
     cg.sync();
     loadUrlActionRestrictions(cg);
 
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl("file:///"), QStringLiteral("text/plain"), this);
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KIO::ERR_ACCESS_DENIED);
     QCOMPARE(job->errorString(), QStringLiteral("Access denied to file:///."));
 
     cg.deleteEntry("rule_1");
     cg.deleteEntry("rule_count");
     cg.sync();
     loadUrlActionRestrictions(cg);
 }
 
 void OpenUrlJobTest::runScript_data()
 {
     QTest::addColumn<QString>("mimeType");
 
     // All text-based scripts inherit text/plain and application/x-executable, no need to test
     // all flavours (python, perl, lua, awk ...etc), this sample should be enough
     QTest::newRow("shellscript") << "application/x-shellscript";
     QTest::newRow("pythonscript") << "text/x-python";
     QTest::newRow("javascript") << "application/javascript";
 }
 
 void OpenUrlJobTest::runScript()
 {
 #ifdef Q_OS_UNIX
     QFETCH(QString, mimeType);
 
     // Given an executable shell script that copies "src" to "dest"
     QTemporaryDir tempDir;
     const QString dir = tempDir.path();
     createSrcFile(dir + QLatin1String("/src"));
     const QString scriptFile = dir + QLatin1String("/script.sh");
     QFile file(scriptFile);
     QVERIFY(file.open(QIODevice::WriteOnly));
     file.write("#!/bin/sh\ncp src dest");
     file.close();
     QVERIFY(file.setPermissions(QFile::ExeUser | file.permissions()));
 
     // When using OpenUrlJob to run the script
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(scriptFile), mimeType, this);
     job->setRunExecutables(true); // startProcess and refuseRunningLocalBinaries test the case where this isn't set
 
     // Then it works :-)
     QVERIFY2(job->exec(), qPrintable(job->errorString()));
     QTRY_VERIFY(QFileInfo::exists(dir + QLatin1String("/dest"))); // TRY because CommandLineLauncherJob finishes immediately
 #endif
 }
 
 void OpenUrlJobTest::runNativeExecutable_data()
 {
     QTest::addColumn<QString>("mimeType");
     QTest::addColumn<bool>("withHandler");
     QTest::addColumn<bool>("handlerRetVal");
 
     QTest::newRow("no_handler_x-sharedlib") << "application/x-sharedlib" << false << false;
     QTest::newRow("handler_false_x-sharedlib") << "application/x-sharedlib" << true << false;
     QTest::newRow("handler_true_x-sharedlib") << "application/x-sharedlib" << true << true;
 
     QTest::newRow("no_handler_x-executable") << "application/x-executable" << false << false;
     QTest::newRow("handler_false_x-executable") << "application/x-executable" << true << false;
     QTest::newRow("handler_true_x-executable") << "application/x-executable" << true << true;
 }
 
 void OpenUrlJobTest::runNativeExecutable()
 {
     QFETCH(QString, mimeType);
     QFETCH(bool, withHandler);
     QFETCH(bool, handlerRetVal);
 
 #ifdef Q_OS_UNIX
     // Given an executable shell script that copies "src" to "dest" (we'll cheat with the MIME type to treat it like a native binary)
     QTemporaryDir tempDir;
     const QString dir = tempDir.path();
     createSrcFile(dir + QLatin1String("/src"));
     const QString scriptFile = dir + QLatin1String("/script.sh");
     QFile file(scriptFile);
     QVERIFY(file.open(QIODevice::WriteOnly));
     file.write("#!/bin/sh\ncp src dest");
     file.close();
     // Note that it's missing executable permissions
 
     // When using OpenUrlJob to run the executable
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(scriptFile), mimeType, this);
     job->setRunExecutables(true); // startProcess tests the case where this isn't set
     job->setUiDelegate(new KJobUiDelegate);
 
     // Then --- it depends on what the user says via the handler
     if (!withHandler) {
         QVERIFY(!job->exec());
         QCOMPARE((int)job->error(), (int)KJob::UserDefinedError);
         QCOMPARE(job->errorString(), QStringLiteral("The program \"%1\" needs to have executable permission before it can be launched.").arg(scriptFile));
     } else {
         auto *handler = new MockUntrustedProgramHandler(job->uiDelegate());
         handler->setRetVal(handlerRetVal);
 
         const bool success = job->exec();
         if (handlerRetVal) {
             QVERIFY(success);
             QTRY_VERIFY(QFileInfo::exists(dir + QLatin1String("/dest"))); // TRY because CommandLineLauncherJob finishes immediately
         } else {
             QVERIFY(!success);
             QCOMPARE((int)job->error(), (int)KIO::ERR_USER_CANCELED);
         }
     }
 #endif
 }
 
 void OpenUrlJobTest::openOrExecuteScript_data()
 {
     QTest::addColumn<QString>("dialogResult");
 
     QTest::newRow("execute_true") << "execute_true";
     QTest::newRow("execute_false") << "execute_false";
     QTest::newRow("canceled") << "canceled";
 }
 
 void OpenUrlJobTest::openOrExecuteScript()
 {
 #ifdef Q_OS_UNIX
     QFETCH(QString, dialogResult);
 
     // Given an executable shell script that copies "src" to "dest"
     QTemporaryDir tempDir;
     const QString dir = tempDir.path();
     createSrcFile(dir + QLatin1String("/src"));
     const QString scriptFile = dir + QLatin1String("/script.sh");
     QFile file(scriptFile);
     QVERIFY(file.open(QIODevice::WriteOnly));
     file.write("#!/bin/sh\ncp src dest");
     file.close();
     // Set the executable bit, because OpenUrlJob will always open shell
     // scripts that are not executable as text files
     QVERIFY(file.setPermissions(QFile::ExeUser | file.permissions()));
 
     // When using OpenUrlJob to open the script
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(scriptFile), QStringLiteral("application/x-shellscript"), this);
     job->setShowOpenOrExecuteDialog(true);
     job->setUiDelegate(new KJobUiDelegate);
     auto *openOrExecuteFileHandler = new MockOpenOrExecuteHandler(job->uiDelegate());
 
     // Then --- it depends on what the user says via the handler
     if (dialogResult == QLatin1String("execute_true")) {
         job->setRunExecutables(false); // Overridden by the user's choice
         openOrExecuteFileHandler->setExecuteFile(true);
         QVERIFY(job->exec());
         // TRY because CommandLineLauncherJob finishes immediately, and tempDir
         // will go out of scope and get deleted before the copy operation actually finishes
         QTRY_VERIFY(QFileInfo::exists(dir + QLatin1String("/dest")));
     } else if (dialogResult == QLatin1String("execute_false")) {
         job->setRunExecutables(true); // Overridden by the user's choice
         openOrExecuteFileHandler->setExecuteFile(false);
         QVERIFY(job->exec());
         const QString testOpen = m_tempDir.path() + QLatin1String("/dest"); // see the .desktop file in writeApplicationDesktopFile
         QTRY_VERIFY(QFileInfo::exists(testOpen));
     } else if (dialogResult == QLatin1String("canceled")) {
         openOrExecuteFileHandler->setCanceled();
         QVERIFY(!job->exec());
         QCOMPARE(job->error(), KIO::ERR_USER_CANCELED);
     }
 #endif
 }
 
 void OpenUrlJobTest::openOrExecuteDesktop_data()
 {
     QTest::addColumn<QString>("dialogResult");
 
     QTest::newRow("execute_true") << "execute_true";
     QTest::newRow("execute_false") << "execute_false";
     QTest::newRow("canceled") << "canceled";
 }
 
 void OpenUrlJobTest::openOrExecuteDesktop()
 {
 #ifdef Q_OS_UNIX
     QFETCH(QString, dialogResult);
 
     // Given a .desktop file, with an Exec line that copies "src" to "dest"
     QTemporaryDir tempDir;
     const QString dir = tempDir.path();
     const QString desktopFile = dir + QLatin1String("/testopenorexecute.desktop");
     createSrcFile(dir + QLatin1String("/src"));
     const QByteArray cmd("cp " + QFile::encodeName(dir) + "/src " + QFile::encodeName(dir) + "/dest-open-or-execute-desktop");
     writeApplicationDesktopFile(desktopFile, cmd);
     QFile file(desktopFile);
     QVERIFY(file.setPermissions(QFile::ExeUser | file.permissions())); // otherwise we'll get the untrusted program warning
 
     // When using OpenUrlJob to open the .desktop file
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(desktopFile), QStringLiteral("application/x-desktop"), this);
     job->setShowOpenOrExecuteDialog(true);
     job->setUiDelegate(new KJobUiDelegate);
     auto *openOrExecuteFileHandler = new MockOpenOrExecuteHandler(job->uiDelegate());
 
     // Then --- it depends on what the user says via the handler
     if (dialogResult == QLatin1String("execute_true")) {
         job->setRunExecutables(false); // Overridden by the user's choice
         openOrExecuteFileHandler->setExecuteFile(true);
         QVERIFY2(job->exec(), qPrintable(job->errorString()));
         // TRY because CommandLineLauncherJob finishes immediately, and tempDir
         // will go out of scope and get deleted before the copy operation actually finishes
         QTRY_VERIFY(QFileInfo::exists(dir + QLatin1String("/dest-open-or-execute-desktop")));
     }
     if (dialogResult == QLatin1String("execute_false")) {
         job->setRunExecutables(true); // Overridden by the user's choice
         openOrExecuteFileHandler->setExecuteFile(false);
         QVERIFY2(job->exec(), qPrintable(job->errorString()));
         const QString testOpen = m_tempDir.path() + QLatin1String("/dest"); // see the .desktop file in writeApplicationDesktopFile
         QTRY_VERIFY(QFileInfo::exists(testOpen));
     } else if (dialogResult == QLatin1String("canceled")) {
         openOrExecuteFileHandler->setCanceled();
         QVERIFY(!job->exec());
         QCOMPARE(job->error(), KIO::ERR_USER_CANCELED);
     }
 #endif
 }
 
 void OpenUrlJobTest::launchExternalBrowser_data()
 {
     QTest::addColumn<bool>("useBrowserApp");
     QTest::addColumn<bool>("useSchemeHandler");
 
     QTest::newRow("browserapp") << true << false;
     QTest::newRow("scheme_handler") << false << true;
 }
 
 void OpenUrlJobTest::launchExternalBrowser()
 {
 #ifdef Q_OS_UNIX
     QFETCH(bool, useBrowserApp);
     QFETCH(bool, useSchemeHandler);
 
     QTemporaryDir tempDir;
     const QString dir = tempDir.path();
     createSrcFile(dir + QLatin1String("/src"));
     const QString scriptFile = dir + QLatin1String("/browser.sh");
     QFile file(scriptFile);
     QVERIFY(file.open(QIODevice::WriteOnly));
     file.write("#!/bin/sh\necho $1 > `dirname $0`/destbrowser");
     file.close();
     QVERIFY(file.setPermissions(QFile::ExeUser | file.permissions()));
 
     QUrl remoteImage("http://example.org/image.jpg");
     if (useBrowserApp) {
         openurljob_force_use_browserapp_kdeglobals = true;
         KConfigGroup(KSharedConfig::openConfig(), "General").writeEntry("BrowserApplication", QString(QLatin1Char('!') + scriptFile));
     } else if (useSchemeHandler) {
         openurljob_force_use_browserapp_kdeglobals = false;
         remoteImage.setScheme("scheme");
     }
 
     // When using OpenUrlJob to run the script
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(remoteImage, this);
 
     // Then it works :-)
     QVERIFY2(job->exec(), qPrintable(job->errorString()));
     QString dest;
     if (useBrowserApp) {
         dest = dir + QLatin1String("/destbrowser");
     } else if (useSchemeHandler) {
         dest = m_tempDir.path() + QLatin1String("/dest"); // see the .desktop file in writeApplicationDesktopFile
     }
     QTRY_VERIFY(QFileInfo::exists(dest)); // TRY because CommandLineLauncherJob finishes immediately
     QCOMPARE(readFile(dest), remoteImage.toString());
 
     // Restore settings
     KConfigGroup(KSharedConfig::openConfig(), "General").deleteEntry("BrowserApplication");
 #endif
 }
 
 void OpenUrlJobTest::nonExistingFile()
 {
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(QStringLiteral("/does/not/exist")), this);
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KIO::ERR_DOES_NOT_EXIST);
     QCOMPARE(job->errorString(), "The file or folder /does/not/exist does not exist.");
 }
 
 void OpenUrlJobTest::httpUrlWithKIO()
 {
     // This tests the scanFileWithGet() code path
     const QUrl url(QStringLiteral("http://www.google.com/"));
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(url, this);
     job->setEnableExternalBrowser(false);
     job->setFollowRedirections(false);
     QVERIFY2(job->exec(), qPrintable(job->errorString()));
 
     // Then the service should be executed (which writes to "dest")
     const QString dest = m_tempDir.path() + "/dest";
     QTRY_VERIFY2(QFile::exists(dest), qPrintable(dest));
     QCOMPARE(readFile(dest), url.toString());
 }
 
 void OpenUrlJobTest::ftpUrlWithKIO()
 {
     // This is just to test the statFile() code at least a bit
     const QUrl url(QStringLiteral("ftp://localhost:2")); // unlikely that anything is running on that port
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(url, this);
     QVERIFY(!job->exec());
     QVERIFY(job->errorString() == QLatin1String("Could not connect to host localhost: Connection refused.")
             || job->errorString() == QLatin1String("Could not connect to host localhost: Network unreachable."));
 }
 
 void OpenUrlJobTest::takeOverAfterMimeTypeFound()
 {
     // Given a local image file
     QTemporaryDir tempDir;
     const QString srcDir = tempDir.path();
     const QString srcFile = srcDir + QLatin1String("/image.jpg");
     createSrcFile(srcFile);
 
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(srcFile), this);
     QString foundMime = QStringLiteral("NONE");
     connect(job, &KIO::OpenUrlJob::mimeTypeFound, this, [&](const QString &mimeType) {
         foundMime = mimeType;
         job->kill();
     });
     QVERIFY(!job->exec());
     QCOMPARE(job->error(), KJob::KilledJobError);
     QCOMPARE(foundMime, "image/jpeg");
 }
 
 void OpenUrlJobTest::runDesktopFileDirectly()
 {
     KIO::OpenUrlJob *job = new KIO::OpenUrlJob(QUrl::fromLocalFile(m_fakeService), this);
     job->setRunExecutables(true);
     QVERIFY(job->exec());
 
     const QString dest = m_tempDir.path() + "/dest";
     QTRY_VERIFY2(QFile::exists(dest), qPrintable(dest));
     QCOMPARE(readFile(dest), QString{});
 }
 
 void OpenUrlJobTest::writeApplicationDesktopFile(const QString &filePath, const QByteArray &command)
 {
     KDesktopFile file(filePath);
     KConfigGroup group = file.desktopGroup();
     group.writeEntry("Name", "KRunUnittestService");
     group.writeEntry("MimeType", "text/plain;application/x-shellscript;x-scheme-handler/scheme");
     group.writeEntry("Type", "Application");
     group.writeEntry("Exec", command);
     QVERIFY(file.sync());
 }
 
 #include "moc_openurljobtest.cpp"