Report error if no values in array (fake_spec_file) (#196)

Author: slayoo

src/fake_spec_file.F90

@@ -232,6 +232,10 @@ subroutine spec_file_read_timed_real_array(file, name, times, vals)
             times(1), size(times), &
             vals(1), size(vals) &
         )
+        if (size(times) < 1) then
+            print*, 'must have at least one data poin in file ' // trim(file%name) // '::' // name
+            call pmc_stop(925956383)
+        end if
     end subroutine
 
     subroutine spec_file_open(filename, file)

tests/test_scenario.py

@@ -4,6 +4,7 @@
 # Authors: https://github.com/open-atmos/PyPartMC/graphs/contributors                              #
 ####################################################################################################
 
+import copy
 import gc
 import json
 
@@ -133,12 +134,25 @@ def test_init_env_state():
         # act
         sut.init_env_state(env_state, time)
 
+    @staticmethod
+    @pytest.mark.xfail(strict=True)
+    @pytest.mark.skipif("sys.platform != 'linux'")
+    def test_ctor_fails_with_no_values_in_time_array():
+        # arrange
+        aero_data = ppmc.AeroData(AERO_DATA_CTOR_ARG_MINIMAL)
+        gas_data = ppmc.GasData(GAS_DATA_CTOR_ARG_MINIMAL)
+        ctor_arg = copy.deepcopy(SCENARIO_CTOR_ARG_MINIMAL)
+        ctor_arg["temp_profile"][0]["time"] = []
+
+        # act
+        _ = ppmc.Scenario(gas_data, aero_data, ctor_arg)
+
     @staticmethod
     def test_multi_mode():
         # arrange
         aero_data = ppmc.AeroData(AERO_DATA_CTOR_ARG_MINIMAL)
         gas_data = ppmc.GasData(GAS_DATA_CTOR_ARG_MINIMAL)
-        scenario_ctor_arg = SCENARIO_CTOR_ARG_MINIMAL
+        scenario_ctor_arg = copy.deepcopy(SCENARIO_CTOR_ARG_MINIMAL)
         for entry in ("aero_emissions", "aero_background"):
             scenario_ctor_arg[entry][-1]["dist"] = [
                 {"A": AERO_MODE_CTOR_LOG_NORMAL["test_mode"]},