Adjusted the host Kalman fit testing code a little.

Taking into account that the updated code now returns tracks
that have not been successfully fitted. Previously it would not
return the tracks for which the fit failed.

Author: krasznaa

tests/cpu/test_kalman_fitter_momentum_resolution.cpp

@@ -184,6 +184,12 @@ TEST_P(KalmanFittingMomentumResolutionTests, Run) {
 
         for (std::size_t i_trk = 0; i_trk < n_tracks; i_trk++) {
 
+            // Some fits fail. The results of those cannot be reasonably tested.
+            if (track_states.tracks.at(i_trk).fit_outcome() !=
+                traccc::track_fit_outcome::SUCCESS) {
+                continue;
+            }
+
             consistency_tests(track_states.tracks.at(i_trk),
                               track_states.states);
 

tests/cpu/test_kalman_fitter_telescope.cpp

@@ -153,6 +153,9 @@ TEST_P(KalmanFittingTelescopeTests, Run) {
 
         for (std::size_t i_trk = 0; i_trk < n_tracks; i_trk++) {
 
+            EXPECT_EQ(track_states.tracks.at(i_trk).fit_outcome(),
+                      traccc::track_fit_outcome::SUCCESS);
+
             consistency_tests(track_states.tracks.at(i_trk),
                               track_states.states);
 

tests/cpu/test_kalman_fitter_wire_chamber.cpp

@@ -160,6 +160,12 @@ TEST_P(KalmanFittingWireChamberTests, Run) {
 
         for (std::size_t i_trk = 0; i_trk < n_tracks; i_trk++) {
 
+            // Some fits fail. The results of those cannot be reasonably tested.
+            if (track_states.tracks.at(i_trk).fit_outcome() !=
+                traccc::track_fit_outcome::SUCCESS) {
+                continue;
+            }
+
             consistency_tests(track_states.tracks.at(i_trk),
                               track_states.states);