diff options
Diffstat (limited to 'tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp')
| -rw-r--r-- | tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp b/tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp index f2f42bef4b..7623fd2e43 100644 --- a/tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp +++ b/tests/auto/corelib/kernel/qelapsedtimer/tst_qelapsedtimer.cpp @@ -1,8 +1,8 @@ // Copyright (C) 2016 The Qt Company Ltd. -// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only +#include <QtCore/QDateTime> #include <QtCore/QString> -#include <QtCore/QTime> #include <QtCore/QElapsedTimer> #include <QTest> #include <QTimer> @@ -31,11 +31,25 @@ private Q_SLOTS: void tst_QElapsedTimer::statics() { - qDebug() << "Clock type is" << QElapsedTimer::clockType(); - qDebug() << "Said clock is" << (QElapsedTimer::isMonotonic() ? "monotonic" : "not monotonic"); + // these have been required since Qt 6.6 + QCOMPARE(QElapsedTimer::clockType(), QElapsedTimer::MonotonicClock); + QVERIFY(QElapsedTimer::isMonotonic()); + QElapsedTimer t; t.start(); - qDebug() << "Current time is" << t.msecsSinceReference(); + qint64 system_now = QDateTime::currentMSecsSinceEpoch(); + + auto setprecision = +[](QTextStream &s) -> QTextStream & { + s.setRealNumberNotation(QTextStream::FixedNotation); + s.setRealNumberPrecision(3); + return s; + }; + qDebug() << setprecision + << "Current monotonic time is" << (t.msecsSinceReference() / 1000.) + << "s and current system time is" << (system_now / 1000.) << 's'; + if (qAbs(system_now - t.msecsSinceReference()) < 5 * minResolution) + qWarning() << "The monotonic clock is awfully close to the system clock" + " (it may not be monotonic at all!)"; } void tst_QElapsedTimer::validity() |