mirror of
https://github.com/simonbrunel/qtpromise.git
synced 2025-04-02 22:45:08 +08:00
95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
/*
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* Copyright (c) 2019 Simon Brunel, https://github.com/simonbrunel
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this
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* software and associated documentation files (the "Software"), to deal in the Software
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* without restriction, including without limitation the rights to use, copy, modify,
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies
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* or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "../../shared/utils.h"
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// QtPromise
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#include <QtPromise>
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// Qt
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#include <QtTest>
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// STL
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#include <memory>
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using namespace QtPromise;
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class tst_helpers_reject : public QObject
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{
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Q_OBJECT
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private Q_SLOTS:
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void rejectWithValue();
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void rejectWithQSharedPtr();
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void rejectWithStdSharedPtr();
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};
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QTEST_MAIN(tst_helpers_reject)
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#include "tst_reject.moc"
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void tst_helpers_reject::rejectWithValue()
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{
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auto p = QPromise<int>::reject(42);
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QCOMPARE(p.isRejected(), true);
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QCOMPARE(waitForError(p, -1), 42);
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}
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// https://github.com/simonbrunel/qtpromise/issues/6
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void tst_helpers_reject::rejectWithQSharedPtr()
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{
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QWeakPointer<int> wptr;
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{
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QSharedPointer<int> sptr(new int(42));
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auto p = QPromise<int>::reject(sptr);
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QCOMPARE(waitForError(p, QSharedPointer<int>()), sptr);
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wptr = sptr;
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sptr.reset();
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QCOMPARE(wptr.isNull(), false); // "p" still holds a reference
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}
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QCOMPARE(wptr.isNull(), true);
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}
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// https://github.com/simonbrunel/qtpromise/issues/6
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void tst_helpers_reject::rejectWithStdSharedPtr()
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{
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std::weak_ptr<int> wptr;
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{
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std::shared_ptr<int> sptr(new int(42));
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auto p = QPromise<int>::reject(sptr);
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QCOMPARE(waitForError(p, std::shared_ptr<int>()), sptr);
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wptr = sptr;
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sptr.reset();
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QCOMPARE(wptr.use_count(), 1l); // "p" still holds a reference
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}
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QCOMPARE(wptr.use_count(), 0l);
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}
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