def test_aggregate(self):
md = {}
with self.assertRaises(ModelError):
measure = MeasureAggregate.from_metadata(md)
measure = MeasureAggregate.from_metadata("amount_sum")
self.assertIsInstance(measure, MeasureAggregate)
self.assertEqual("amount_sum", measure.name)
def test_fact_count(self):
md = {"name": "count", "function": "count"}
agg = MeasureAggregate.from_metadata(md)
self.assertEqual("count", agg.name)
self.assertIsNone(agg.measure)
self.assertEqual("count", agg.function)
self.assertIsNone(agg.formula)
