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#include <QtCore/QString>
#include <QtCore/QTime>
#include <QtCore/QTimestamp>
#include <QtTest/QtTest>
static const int minResolution = 50; // the minimum resolution for the tests
class tst_QTimestamp : public QObject
{
Q_OBJECT
private Q_SLOTS:
void validity();
void basics();
void elapsed();
};
void tst_QTimestamp::validity()
{
QTimestamp t;
t.invalidate();
QVERIFY(!t.isValid());
t.start();
QVERIFY(t.isValid());
t.invalidate();
QVERIFY(!t.isValid());
}
void tst_QTimestamp::basics()
{
QTimestamp t1;
t1.start();
QCOMPARE(t1, t1);
QVERIFY(!(t1 != t1));
QVERIFY(!(t1 < t1));
QCOMPARE(t1.msecsTo(t1), qint64(0));
QCOMPARE(t1.secsTo(t1), qint64(0));
QCOMPARE(t1 + 0, t1);
QCOMPARE(t1 - 0, t1);
QTimestamp t2 = t1;
t2 += 1000; // so we can use secsTo
QVERIFY(t1 != t2);
QVERIFY(!(t1 == t2));
QVERIFY(t1 < t2);
QVERIFY(!(t2 < t1));
QCOMPARE(t1.msecsTo(t2), qint64(1000));
QCOMPARE(t1.secsTo(t2), qint64(1));
QCOMPARE(t2 - t1, qint64(1000));
QCOMPARE(t1 - t2, qint64(-1000));
qint64 elapsed = t1.restart();
QVERIFY(elapsed < minResolution);
}
void tst_QTimestamp::elapsed()
{
QTimestamp t1;
t1.start();
QTest::qSleep(4*minResolution);
QTimestamp t2;
t2.start();
QVERIFY(t1 != t2);
QVERIFY(!(t1 == t2));
QVERIFY(t1 < t2);
QVERIFY(t1.msecsTo(t2) > 0);
// don't check: t1.secsTo(t2)
QVERIFY(t1 - t2 < 0);
QVERIFY(t1.elapsed() > 0);
QVERIFY(t1.hasExpired(minResolution));
QVERIFY(!t1.hasExpired(8*minResolution));
QVERIFY(!t2.hasExpired(minResolution));
QVERIFY(!t1.hasExpired(-1));
QVERIFY(!t2.hasExpired(-1));
qint64 elapsed = t1.restart();
QVERIFY(elapsed > 3*minResolution);
QVERIFY(elapsed < 5*minResolution);
qint64 diff = t1 - t2;
QVERIFY(diff < minResolution);
}
QTEST_MAIN(tst_QTimestamp);
#include "tst_qtimestamp.moc"
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