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99 lines
2.1 KiB
C++
99 lines
2.1 KiB
C++
/*
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This file is part of the KDE project
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SPDX-FileCopyrightText: 2013 Kevin Funk <kevin@kfunk.org>
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SPDX-License-Identifier: LGPL-2.0-only
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*/
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#include "kcompositejobtest.h"
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#include <QSignalSpy>
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#include <QTest>
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#include <QTimer>
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TestJob::TestJob(QObject *parent)
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: KJob(parent)
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{
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}
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void TestJob::start()
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{
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QTimer::singleShot(1000, this, &TestJob::doEmit);
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}
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void TestJob::doEmit()
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{
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emitResult();
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}
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void CompositeJob::start()
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{
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if (hasSubjobs()) {
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subjobs().first()->start();
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} else {
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emitResult();
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}
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}
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bool CompositeJob::addSubjob(KJob *job)
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{
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return KCompositeJob::addSubjob(job);
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}
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void CompositeJob::slotResult(KJob *job)
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{
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KCompositeJob::slotResult(job);
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if (!error() && hasSubjobs()) {
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// start next
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subjobs().first()->start();
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} else {
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setError(job->error());
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setErrorText(job->errorText());
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emitResult();
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}
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}
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KCompositeJobTest::KCompositeJobTest()
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: loop(this)
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{
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}
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/**
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* In case a composite job is deleted during execution
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* we still want to assure that we don't crash
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*
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* see bug: https://bugs.kde.org/show_bug.cgi?id=230692
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*/
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void KCompositeJobTest::testDeletionDuringExecution()
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{
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QObject *someParent = new QObject;
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KJob *job = new TestJob(someParent);
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CompositeJob *compositeJob = new CompositeJob;
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compositeJob->setAutoDelete(false);
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QVERIFY(compositeJob->addSubjob(job));
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QCOMPARE(job->parent(), compositeJob);
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QSignalSpy destroyed_spy(job, &QObject::destroyed);
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// check if job got reparented properly
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delete someParent;
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someParent = nullptr;
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// the job should still exist, because it is a child of KCompositeJob now
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QCOMPARE(destroyed_spy.size(), 0);
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// start async, the subjob takes 1 second to finish
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compositeJob->start();
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// delete the job during the execution
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delete compositeJob;
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compositeJob = nullptr;
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// at this point, the subjob should be deleted, too
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QCOMPARE(destroyed_spy.size(), 1);
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}
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QTEST_GUILESS_MAIN(KCompositeJobTest)
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#include "moc_kcompositejobtest.cpp"
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