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import copy
from django.contrib.gis.db.models import GeometryField
from django.contrib.gis.db.models.sql import AreaField, DistanceField
from django.test import SimpleTestCase
class FieldsTests(SimpleTestCase):
def test_area_field_deepcopy(self):
field = AreaField(None)
self.assertEqual(copy.deepcopy(field), field)
def test_distance_field_deepcopy(self):
field = DistanceField(None)
self.assertEqual(copy.deepcopy(field), field)
class GeometryFieldTests(SimpleTestCase):
def test_deconstruct_empty(self):
field = GeometryField()
*_, kwargs = field.deconstruct()
self.assertEqual(kwargs, {'srid': 4326})
def test_deconstruct_values(self):
field = GeometryField(
srid=4067,
dim=3,
geography=True,
extent=(50199.4814, 6582464.0358, -50000.0, 761274.6247, 7799839.8902, 50000.0),
tolerance=0.01,
)
*_, kwargs = field.deconstruct()
self.assertEqual(kwargs, {
'srid': 4067,
'dim': 3,
'geography': True,
'extent': (50199.4814, 6582464.0358, -50000.0, 761274.6247, 7799839.8902, 50000.0),
'tolerance': 0.01,
})
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