From 73d8cf392b43b2e6a870a97311a3576989cce59b Mon Sep 17 00:00:00 2001
From: Mat Sutcliffe <oktal3700@gmail.com>
Date: Sun, 30 Dec 2018 00:27:28 +0000
Subject: [PATCH] Ref T275 testaircraftsituation: repeat test 20 times to
 mitigate external influences.

---
 .../testaircraftsituation.cpp                 | 27 ++++++++++++-------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/tests/blackmisc/aviation/testaircraftsituation/testaircraftsituation.cpp b/tests/blackmisc/aviation/testaircraftsituation/testaircraftsituation.cpp
index 75bf70b91..2af8b094e 100644
--- a/tests/blackmisc/aviation/testaircraftsituation/testaircraftsituation.cpp
+++ b/tests/blackmisc/aviation/testaircraftsituation/testaircraftsituation.cpp
@@ -229,12 +229,13 @@ namespace BlackMiscTest
 
     void CTestAircraftSituation::sortHint()
     {
-        constexpr int Max = 50000;
+        constexpr int Lists = 50000;
+        constexpr int Loops = 20;
         CAircraftSituationList situations = testSituations();
         situations.sortAdjustedLatestFirst();
         CSequence<CAircraftSituationList> listOfLists1;
         CSequence<CAircraftSituationList> listOfLists2;
-        for (int i = 0; i < Max; ++i)
+        for (int i = 0; i < Lists; ++i)
         {
             listOfLists1.push_back(situations);
             listOfLists2.push_back(situations);
@@ -245,20 +246,26 @@ namespace BlackMiscTest
 
         QTime time;
         time.start();
-        for (const CAircraftSituationList &s : as_const(listOfLists1))
+        for (int i = 0; i < Loops; ++i)
         {
-            const CAircraftSituation s1 = s.oldestAdjustedObject();
-            const CAircraftSituation s2 = s.latestAdjustedObject();
-            QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
+            for (const CAircraftSituationList &s : as_const(listOfLists1))
+            {
+                const CAircraftSituation s1 = s.oldestAdjustedObject();
+                const CAircraftSituation s2 = s.latestAdjustedObject();
+                QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
+            }
         }
         const int noHint = time.elapsed();
 
         time.start();
-        for (const CAircraftSituationList &s : as_const(listOfLists2))
+        for (int i = 0; i < Loops; ++i)
         {
-            const CAircraftSituation s1 = s.oldestAdjustedObject();
-            const CAircraftSituation s2 = s.latestAdjustedObject();
-            QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
+            for (const CAircraftSituationList &s : as_const(listOfLists2))
+            {
+                const CAircraftSituation s1 = s.oldestAdjustedObject();
+                const CAircraftSituation s2 = s.latestAdjustedObject();
+                QVERIFY(s1.getAdjustedMSecsSinceEpoch() < s2.getAdjustedMSecsSinceEpoch());
+            }
         }
         const int hint = time.elapsed();
         const double ratio = static_cast<double>(hint) / static_cast<double>(noHint); // expected <1.0