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Rework sortHint test to pre-construct 500k separate situationlist objects

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and then test each one, instead of just testing a single list object 500k times.
As a result, performance on Mac is comparable to Windows and Linux.
This commit is contained in:
Mat Sutcliffe
2018-09-08 17:36:53 +01:00
committed by Klaus Basan
parent 1e5525e08f
commit d2d27a8eac
1 changed files with 17 additions and 10 deletions
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27
tests/blackmisc/aviation/testaircraftsituation/testaircraftsituation.cpp
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@@ -229,26 +229,33 @@ namespace BlackMiscTest
void CTestAircraftSituation::sortHint() void CTestAircraftSituation::sortHint()
{ {
constexpr int Max = 500000;
CAircraftSituationList situations = testSituations(); CAircraftSituationList situations = testSituations();
situations.sortAdjustedLatestFirst(); situations.sortAdjustedLatestFirst();
CSequence<CAircraftSituationList> listOfLists1;
constexpr int Max = 500000; CSequence<CAircraftSituationList> listOfLists2;
QTime time;
time.start();
for (int i = 0; i < Max; ++i) for (int i = 0; i < Max; ++i)
{ {
CAircraftSituation s1 = situations.oldestAdjustedObject(); listOfLists1.push_back(situations);
CAircraftSituation s2 = situations.latestAdjustedObject(); listOfLists2.push_back(situations);
listOfLists2.back().setAdjustedSortHint(CAircraftSituationList::AdjustedTimestampLatestFirst);
}
QTime time;
time.start();
for (const CAircraftSituationList &s : as_const(listOfLists1))
{
const CAircraftSituation s1 = s.oldestAdjustedObject();
const CAircraftSituation s2 = s.latestAdjustedObject();
QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch()); QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
} }
const int noHint = time.elapsed(); const int noHint = time.elapsed();
situations.setAdjustedSortHint(CAircraftSituationList::AdjustedTimestampLatestFirst);
time.start(); time.start();
for (int i = 0; i < Max; ++i) for (const CAircraftSituationList &s : as_const(listOfLists2))
{ {
CAircraftSituation s1 = situations.oldestAdjustedObject(); const CAircraftSituation s1 = s.oldestAdjustedObject();
CAircraftSituation s2 = situations.latestAdjustedObject(); const CAircraftSituation s2 = s.latestAdjustedObject();
QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch()); QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
} }
const int hint = time.elapsed(); const int hint = time.elapsed();