mirror of
https://github.com/simonbrunel/qtpromise.git
synced 2025-04-01 22:08:39 +08:00
103 lines
2.3 KiB
C++
103 lines
2.3 KiB
C++
/*
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* Copyright (c) Simon Brunel, https://github.com/simonbrunel
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*
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* This source code is licensed under the MIT license found in
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* the LICENSE file in the root directory of this source tree.
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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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using namespace QtPromise;
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class tst_qpromise_timeout : public QObject
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{
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Q_OBJECT
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private Q_SLOTS:
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void fulfilled();
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void rejected();
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void timeout();
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};
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QTEST_MAIN(tst_qpromise_timeout)
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#include "tst_timeout.moc"
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void tst_qpromise_timeout::fulfilled()
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{
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QElapsedTimer timer;
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qint64 elapsed = -1;
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timer.start();
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auto p = QPromise<int>([](const QPromiseResolve<int>& resolve) {
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QTimer::singleShot(1000, [=]() {
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resolve(42);
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});
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}).timeout(2000).finally([&]() {
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elapsed = timer.elapsed();
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});
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QCOMPARE(waitForValue(p, -1), 42);
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QCOMPARE(p.isFulfilled(), true);
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QVERIFY(elapsed < 2000);
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}
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void tst_qpromise_timeout::rejected()
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{
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QElapsedTimer timer;
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qint64 elapsed = -1;
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timer.start();
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auto p = QPromise<int>([](const QPromiseResolve<int>&, const QPromiseReject<int>& reject) {
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QTimer::singleShot(1000, [=]() {
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reject(QString("foo"));
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});
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}).timeout(2000).finally([&]() {
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elapsed = timer.elapsed();
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});
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QCOMPARE(waitForError(p, QString()), QString("foo"));
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QCOMPARE(p.isRejected(), true);
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QVERIFY(elapsed < 2000);
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}
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void tst_qpromise_timeout::timeout()
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{
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QElapsedTimer timer;
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qint64 elapsed = -1;
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bool failed = false;
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timer.start();
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auto p = QPromise<int>([](const QPromiseResolve<int>& resolve) {
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QTimer::singleShot(4000, [=]() {
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resolve(42);
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});
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}).timeout(2000).finally([&]() {
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elapsed = timer.elapsed();
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});
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p.fail([&](const QPromiseTimeoutException&) {
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failed = true;
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return -1;
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}).wait();
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QCOMPARE(waitForValue(p, -1), -1);
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QCOMPARE(p.isRejected(), true);
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QCOMPARE(failed, true);
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// Qt::CoarseTimer (default) Coarse timers try to
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// keep accuracy within 5% of the desired interval.
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// Require accuracy within 6% for passing the test.
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QVERIFY(elapsed >= static_cast<qint64>(2000 * 0.94));
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QVERIFY(elapsed <= static_cast<qint64>(2000 * 1.06));
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}
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