Add tests for mobility demand parser

app/models/parsers/demand.py

@@ -104,7 +104,9 @@ def query_scenario(self, scenario_id, prop):
         query_result = QueryScenario.execute(scenario_id, prop['gquery'])
 
         if query_result.successful:
-            return query_result.value[prop['gquery']]['future'] / prop ['factor']
+            print('query_result.value', query_result.value)
+            print('prop["gquery"]', prop['gquery'])
+            return query_result.value[prop['gquery']]['future'] / prop['factor']
 
         raise ETMParseError(
             f"We currently do not support the ETM gquery listed in the config: {prop['gquery']}"

tests/models/parsers/test_demand.py

@@ -0,0 +1,104 @@
+"""
+Tests for the MobilityDemand parser
+"""
+# pylint: disable=import-error disable=redefined-outer-name disable=missing-function-docstring disable=protected-access
+
+import pytest
+from app.models.energy_system import EnergySystemHandler
+from app.models.esdl_to_scenario_converter import EsdlToScenarioConverter
+from app.models.parsers.demand import MobilityDemandParser
+from unittest.mock import MagicMock, patch
+
+@pytest.fixture
+def esh_without_mobility_demand():
+    """
+    Energy system based on the MMvIB macro case WITHOUT mobility demand assets
+    """
+    with open('tests/fixtures/mmvib_macro_without_demand.esdl') as file:
+        esdl_string = file.read()
+    return EnergySystemHandler.from_string(esdl_string)
+
+@pytest.fixture
+def esh_with_mobility_demand():
+    """
+    Energy system based on the MMvIB macro case WITH mobility demand assets
+    """
+    with open('tests/fixtures/mmvib_macro.esdl') as file:
+        esdl_string = file.read()
+    return EnergySystemHandler.from_string(esdl_string)
+
+def mocked_values():
+    return {
+        'capacity_of_transport_car_using_hydrogen': {
+            'present': 0., 
+            'future': 100., 
+            'unit': 'MW'
+        },
+        'flh_of_transport_car_using_hydrogen': {
+            'present': 0., 
+            'future': 8760., 
+            'unit': 'hours'
+        }
+    }
+
+def mock_query_response(scenario_id, app, requests_mock, output):
+    """
+    Mocks a query response from ETEngine
+    """
+    requests_mock.put(
+        f'{app.config["ETENGINE_URL"]}/scenarios/{scenario_id}',
+        json={'gqueries': output, 'scenario': {'end_year': 2050, 'area_code': 'nl2019'}},
+        status_code=200
+    )
+
+def test_parse_without_mobility_demand(esh_without_mobility_demand, app, requests_mock, helpers):
+    mobility_demand_asset_config = helpers.get_first_config_for_asset_type('MobilityDemand')
+
+    # If no mobility demand asset is present in the ESDL, 
+    # the mobility_demands dict is empty
+    mobility_demands = esh_without_mobility_demand.get_assets_of_type('MobilityDemand')
+    assert len(mobility_demands) == 0
+
+    # The MobilityDemandParser doesn't parse any inputs regardless of 
+    # whether MobilityDemand assets are present in the ESDL
+    parsed_inputs = EsdlToScenarioConverter(esh_without_mobility_demand).inputs
+    assert parsed_inputs == {}
+
+def test_parse_with_mobility_demand(esh_with_mobility_demand, app, requests_mock, helpers):
+    mock_query_response(123456, app, requests_mock, mocked_values())
+
+    mobility_demand_asset_config = helpers.get_first_config_for_asset_type('MobilityDemand')
+
+    # Check if the mobility demand asset(s) can be found
+    mobility_demands = esh_with_mobility_demand.get_assets_of_type('MobilityDemand')
+    assert len(mobility_demands) > 0
+
+    first_mobility_demand = mobility_demands[0]
+    second_mobility_demand = mobility_demands[1]
+
+    # Check the power and FLH before updating the attributes
+    power_before_update = first_mobility_demand.power
+    flh_before_update = first_mobility_demand.fullLoadHours
+
+    # Call the update method
+    with app.app_context():
+        MobilityDemandParser(esh_with_mobility_demand, mobility_demand_asset_config).update(123456)
+
+    # The MobilityDemandParser doesn't parse any inputs regardless of 
+    # whether MobilityDemand assets are present in the ESDL
+    parsed_inputs = EsdlToScenarioConverter(esh_with_mobility_demand).inputs
+    assert parsed_inputs == {}
+
+    # If more than one mobility demand asset (with a specific vehicle 
+    # fuel combination) is present in the ESDL, ...
+    # TODO
+
+    # Check if the power has been updated for the first asset
+    power_after_update = first_mobility_demand.power
+    assert power_before_update != power_after_update
+
+    # Check if the number of FLH has been updated and if it has been 
+    # set to 8760 for the first asset
+    flh_after_update = first_mobility_demand.fullLoadHours
+    assert flh_before_update != flh_after_update
+    assert flh_after_update == 8760