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Code Issues 32 Releases Wiki Activity

Fixed #26617 -- Added distinct argument to contrib.postgres's StringAgg.

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This commit is contained in:
Rustam Kashapov
2016-05-15 12:53:16 +03:00
committed by Tim Graham
parent 149ace94df
commit df8412d2e5
4 changed files with 33 additions and 5 deletions
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18
tests/postgres_tests/test_aggregates.py
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@@ -111,6 +111,24 @@ class TestGeneralAggregate(PostgreSQLTestCase):
self.assertEqual(values, {'stringagg': ''})
class TestStringAggregateDistinct(PostgreSQLTestCase):
@classmethod
def setUpTestData(cls):
AggregateTestModel.objects.create(char_field='Foo')
AggregateTestModel.objects.create(char_field='Foo')
AggregateTestModel.objects.create(char_field='Bar')
def test_string_agg_distinct_false(self):
values = AggregateTestModel.objects.aggregate(stringagg=StringAgg('char_field', delimiter=' ', distinct=False))
self.assertEqual(values['stringagg'].count('Foo'), 2)
self.assertEqual(values['stringagg'].count('Bar'), 1)
def test_string_agg_distinct_true(self):
values = AggregateTestModel.objects.aggregate(stringagg=StringAgg('char_field', delimiter=' ', distinct=True))
self.assertEqual(values['stringagg'].count('Foo'), 1)
self.assertEqual(values['stringagg'].count('Bar'), 1)
class TestStatisticsAggregate(PostgreSQLTestCase):
@classmethod
def setUpTestData(cls):