Allow to mark interpolator for unit tests (which can be used to disable some checks)

src/blackmisc/simulation/interpolator.cpp

@@ -147,9 +147,12 @@ namespace BlackMisc
             CInterpolationResult result;
             do
             {
-                if (!this->initIniterpolationStepData(currentTimeSinceEpoc, setup)) { break; }
+                if (!this->initIniterpolationStepData(currentTimeSinceEpoc, setup))
+                {
+                    // make sure we can also interpolate parts only (needed in unit tests)
+                    if (!m_unitTest)  { break; }
+                }
 
-                // make sure we can also interpolate parts only (needed in unit tests for instance)
                 const CAircraftSituation interpolatedSituation = this->getInterpolatedSituation();
                 const CAircraftParts interpolatedParts = this->getInterpolatedOrGuessedParts();
 

src/blackmisc/simulation/interpolator.h

@@ -204,6 +204,9 @@ namespace BlackMisc
             //! \remark either by passing a model or using the provider
             void initCorrespondingModel(const CAircraftModel &model = {});
 
+            //! Mark as unit test
+            void markAsUnitTest() { m_unitTest = true; }
+
         protected:
             //! Constructor
             CInterpolator(const Aviation::CCallsign &callsign,
@@ -249,6 +252,7 @@ namespace BlackMisc
             qint64 m_situationsLastModifiedUsed { -1 }; //!< interpolant based on situations last updated
             int m_interpolatedSituationsCounter {  0 }; //!< counter for each interpolated situations: statistics, every n-th interpolation ....
 
+            bool m_unitTest = false; //!< mark as unit test
 
             //! Verify gnd flag, times, ... true means "OK"
             bool verifyInterpolationSituations(const Aviation::CAircraftSituation &oldest, const Aviation::CAircraftSituation &newer, const Aviation::CAircraftSituation &latest,

tests/blackmisc/testinterpolatorlinear.cpp

@@ -57,6 +57,7 @@ namespace BlackMiscTest
         CCallsign cs("SWIFT");
         CRemoteAircraftProviderDummy provider;
         CInterpolatorLinear interpolator(cs, nullptr, nullptr, &provider);
+        // interpolator.markAsUnitTest();
 
         // fixed time so everything can be debugged
         const qint64 ts =  1425000000000; // QDateTime::currentMSecsSinceEpoch();

tests/blackmisc/testinterpolatorparts.cpp

@@ -33,6 +33,7 @@ namespace BlackMiscTest
         CCallsign cs("SWIFT");
         CRemoteAircraftProviderDummy provider;
         CInterpolatorSpline interpolator(cs, nullptr, nullptr, &provider);
+        interpolator.markAsUnitTest();
 
         // fixed time so everything can be debugged
         const qint64 ts =  1425000000000; // QDateTime::currentMSecsSinceEpoch()