diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/expressions/tests.py | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/expressions/tests.py b/tests/expressions/tests.py index 4bd46762e1..f26a6275ea 100644 --- a/tests/expressions/tests.py +++ b/tests/expressions/tests.py @@ -34,6 +34,7 @@ from django.db.models import ( Model, OrderBy, OuterRef, + PositiveIntegerField, Q, StdDev, Subquery, @@ -2455,6 +2456,23 @@ class CombinableTests(SimpleTestCase): class CombinedExpressionTests(SimpleTestCase): + def test_resolve_output_field_positive_integer(self): + connectors = [ + Combinable.ADD, + Combinable.MUL, + Combinable.DIV, + Combinable.MOD, + Combinable.POW, + ] + for connector in connectors: + with self.subTest(connector=connector): + expr = CombinedExpression( + Expression(PositiveIntegerField()), + connector, + Expression(PositiveIntegerField()), + ) + self.assertIsInstance(expr.output_field, PositiveIntegerField) + def test_resolve_output_field_number(self): tests = [ (IntegerField, AutoField, IntegerField), |