don't check collision limit for reactions without kinetics

testing/databaseTest.py

@@ -51,6 +51,7 @@
 from rmgpy.molecule.atomtype import ATOMTYPES
 from rmgpy.molecule.pathfinder import find_shortest_path
 from rmgpy.quantity import ScalarQuantity
+from rmgpy.kinetics.model import KineticsModel
 
 
 class TestDatabase(object):  # cannot inherit from unittest.TestCase if we want to use nose test generators
@@ -926,9 +927,10 @@ def kinetics_check_library_rates_are_reasonable(self, library):
         tst_limit = (kB * T) / h
         collision_limit = Na * np.pi * h_rad_diam ** 2 * np.sqrt(8 * kB * T / (np.pi * h_rad_mass / 2))
         for entry in library.entries.values():
-            if entry.item.is_surface_reaction():
+            if entry.item.is_surface_reaction() or isinstance(entry.data, KineticsModel):
                 # Don't check surface reactions
                 continue
+
             k = entry.data.get_rate_coefficient(T, P)
             rxn = entry.item
             if k < 0: