test to ensure Dimension and TimeDimension syntax are identical in th…

…e case of a time dimension

.changes/unreleased/Under the Hood-20231127-133132.yaml

@@ -0,0 +1,7 @@
+kind: Under the Hood
+body: Test to ensure Dimension and TimeDimension syntax are identical in the case
+  of time dimensions
+time: 2023-11-27T13:31:32.631027-06:00
+custom:
+  Author: DevonFulcher
+  Issue: None

metricflow/test/model/test_where_filter_spec.py

@@ -204,3 +204,17 @@ def test_entity_in_filter(  # noqa: D
         time_dimension_specs=(),
         entity_specs=(EntitySpec(element_name="user", entity_links=(EntityReference(element_name="listing"),)),),
     )
+
+
+def test_dimension_time_dimension_parity(column_association_resolver: ColumnAssociationResolver) -> None:  # noqa
+    def get_spec(dimension: str):
+        where_filter = PydanticWhereFilter(where_sql_template="{{" + dimension + "}} = '2020'")
+
+        return WhereSpecFactory(
+            column_association_resolver=column_association_resolver,
+        ).create_from_where_filter(where_filter)
+
+    time_dimension_spec = get_spec("TimeDimension('metric_time', 'week', date_part_name='day')")
+    dimension_spec = get_spec("Dimension('metric_time').date_part('day').grain('week')")
+
+    assert time_dimension_spec == dimension_spec