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90 lines
3.9 KiB
Python
90 lines
3.9 KiB
Python
from datetime import datetime
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from django.contrib.gis.db.models import Extent
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from django.contrib.gis.shortcuts import render_to_kmz
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from django.db.models import Count, Min
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from django.test import TestCase, skipUnlessDBFeature
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from .models import City, PennsylvaniaCity, State, Truth
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from ..utils import no_oracle
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class GeoRegressionTests(TestCase):
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fixtures = ['initial']
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def test_update(self):
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"Testing QuerySet.update() (#10411)."
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pueblo = City.objects.get(name='Pueblo')
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bak = pueblo.point.clone()
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pueblo.point.y += 0.005
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pueblo.point.x += 0.005
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City.objects.filter(name='Pueblo').update(point=pueblo.point)
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pueblo.refresh_from_db()
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self.assertAlmostEqual(bak.y + 0.005, pueblo.point.y, 6)
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self.assertAlmostEqual(bak.x + 0.005, pueblo.point.x, 6)
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City.objects.filter(name='Pueblo').update(point=bak)
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pueblo.refresh_from_db()
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self.assertAlmostEqual(bak.y, pueblo.point.y, 6)
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self.assertAlmostEqual(bak.x, pueblo.point.x, 6)
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def test_kmz(self):
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"Testing `render_to_kmz` with non-ASCII data. See #11624."
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name = "Åland Islands"
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places = [{
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'name': name,
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'description': name,
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'kml': '<Point><coordinates>5.0,23.0</coordinates></Point>'
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}]
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render_to_kmz('gis/kml/placemarks.kml', {'places': places})
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@skipUnlessDBFeature("supports_extent_aggr")
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def test_extent(self):
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"Testing `extent` on a table with a single point. See #11827."
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pnt = City.objects.get(name='Pueblo').point
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ref_ext = (pnt.x, pnt.y, pnt.x, pnt.y)
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extent = City.objects.filter(name='Pueblo').aggregate(Extent('point'))['point__extent']
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for ref_val, val in zip(ref_ext, extent):
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self.assertAlmostEqual(ref_val, val, 4)
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def test_unicode_date(self):
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"Testing dates are converted properly, even on SpatiaLite. See #16408."
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founded = datetime(1857, 5, 23)
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PennsylvaniaCity.objects.create(name='Mansfield', county='Tioga', point='POINT(-77.071445 41.823881)',
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founded=founded)
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self.assertEqual(founded, PennsylvaniaCity.objects.datetimes('founded', 'day')[0])
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self.assertEqual(founded, PennsylvaniaCity.objects.aggregate(Min('founded'))['founded__min'])
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def test_empty_count(self):
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"Testing that PostGISAdapter.__eq__ does check empty strings. See #13670."
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# contrived example, but need a geo lookup paired with an id__in lookup
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pueblo = City.objects.get(name='Pueblo')
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state = State.objects.filter(poly__contains=pueblo.point)
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cities_within_state = City.objects.filter(id__in=state)
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# .count() should not throw TypeError in __eq__
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self.assertEqual(cities_within_state.count(), 1)
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# TODO: fix on Oracle -- get the following error because the SQL is ordered
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# by a geometry object, which Oracle apparently doesn't like:
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# ORA-22901: cannot compare nested table or VARRAY or LOB attributes of an object type
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@no_oracle
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def test_defer_or_only_with_annotate(self):
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"Regression for #16409. Make sure defer() and only() work with annotate()"
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self.assertIsInstance(list(City.objects.annotate(Count('point')).defer('name')), list)
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self.assertIsInstance(list(City.objects.annotate(Count('point')).only('name')), list)
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def test_boolean_conversion(self):
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"Testing Boolean value conversion with the spatial backend, see #15169."
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t1 = Truth.objects.create(val=True)
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t2 = Truth.objects.create(val=False)
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val1 = Truth.objects.get(pk=t1.pk).val
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val2 = Truth.objects.get(pk=t2.pk).val
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# verify types -- shouldn't be 0/1
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self.assertIsInstance(val1, bool)
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self.assertIsInstance(val2, bool)
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# verify values
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self.assertIs(val1, True)
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self.assertIs(val2, False)
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