add nullable float test for coverage

Author: bckohan

tests/djenum/enums.py

@@ -223,6 +223,13 @@ def __hash__(self):
         return super().__hash__()
 
 
+class NullableConstants(Enum):
+    NONE = None
+    PI = 3.14159265358979323846264338327950288
+    e = 2.71828
+    GOLDEN_RATIO = 1.61803398874989484820458683436563811
+
+
 class SmallPositiveFlagEnum(IntFlag):
     ONE = 2**10
     TWO = 2**11

tests/djenum/models.py

@@ -36,6 +36,7 @@
     StrPropsEnum,
     TextEnum,
     TimeEnum,
+    NullableConstants,
 )
 
 
@@ -312,3 +313,7 @@ class CustomPrimitiveTestModel(models.Model):
     path = EnumField(PathEnum, primitive=str)
 
     str_props = EnumField(StrPropsEnum, primitive=str)
+
+
+class TestNullableFloat(models.Model):
+    nullable_float = EnumField(NullableConstants, default=None, blank=True, null=True)

tests/test_eccentric.py

@@ -161,3 +161,17 @@ def test_custom_primitive(self):
             obj3,
             CustomPrimitiveTestModel.objects.get(str_props=StrProps("str3")),
         )
+
+    def test_nullable_float(self):
+        from tests.djenum.models import TestNullableFloat
+        from tests.djenum.enums import NullableConstants
+
+        obj = TestNullableFloat.objects.create()
+        self.assertEqual(obj.nullable_float, NullableConstants.NONE)
+        obj.refresh_from_db()
+        self.assertEqual(obj.nullable_float, NullableConstants.NONE)
+
+        obj.nullable_float = NullableConstants.PI
+        obj.save()
+        obj.refresh_from_db()
+        self.assertEqual(obj.nullable_float, NullableConstants.PI)