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Reorganized geoapp gis tests

Removed the numbering of tests and moved lookup/geoqueryset tests
in their own test class.
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commit c5d6f6d6829e730bdddf63c1252304f0c49a9053 1 parent a55cde8
@claudep claudep authored
View
14 django/contrib/gis/tests/geoapp/test_regress.py
@@ -12,7 +12,7 @@
class GeoRegressionTests(TestCase):
- def test01_update(self):
+ def test_update(self):
"Testing GeoQuerySet.update(). See #10411."
pnt = City.objects.get(name='Pueblo').point
bak = pnt.clone()
@@ -24,7 +24,7 @@ def test01_update(self):
City.objects.filter(name='Pueblo').update(point=bak)
self.assertEqual(bak, City.objects.get(name='Pueblo').point)
- def test02_kmz(self):
+ def test_kmz(self):
"Testing `render_to_kmz` with non-ASCII data. See #11624."
name = '\xc3\x85land Islands'.decode('iso-8859-1')
places = [{'name' : name,
@@ -35,7 +35,7 @@ def test02_kmz(self):
@no_spatialite
@no_mysql
- def test03_extent(self):
+ def test_extent(self):
"Testing `extent` on a table with a single point. See #11827."
pnt = City.objects.get(name='Pueblo').point
ref_ext = (pnt.x, pnt.y, pnt.x, pnt.y)
@@ -43,14 +43,14 @@ def test03_extent(self):
for ref_val, val in zip(ref_ext, extent):
self.assertAlmostEqual(ref_val, val, 4)
- def test04_unicode_date(self):
+ def test_unicode_date(self):
"Testing dates are converted properly, even on SpatiaLite. See #16408."
founded = datetime(1857, 5, 23)
mansfield = PennsylvaniaCity.objects.create(name='Mansfield', county='Tioga', point='POINT(-77.071445 41.823881)',
founded=founded)
self.assertEqual(founded, PennsylvaniaCity.objects.dates('founded', 'day')[0])
- def test05_empty_count(self):
+ def test_empty_count(self):
"Testing that PostGISAdapter.__eq__ does check empty strings. See #13670."
# contrived example, but need a geo lookup paired with an id__in lookup
pueblo = City.objects.get(name='Pueblo')
@@ -60,12 +60,12 @@ def test05_empty_count(self):
# .count() should not throw TypeError in __eq__
self.assertEqual(cities_within_state.count(), 1)
- def test06_defer_or_only_with_annotate(self):
+ def test_defer_or_only_with_annotate(self):
"Regression for #16409. Make sure defer() and only() work with annotate()"
self.assertIsInstance(list(City.objects.annotate(Count('point')).defer('name')), list)
self.assertIsInstance(list(City.objects.annotate(Count('point')).only('name')), list)
- def test07_boolean_conversion(self):
+ def test_boolean_conversion(self):
"Testing Boolean value conversion with the spatial backend, see #15169."
t1 = Truth.objects.create(val=True)
t2 = Truth.objects.create(val=False)
View
801 django/contrib/gis/tests/geoapp/tests.py
@@ -15,19 +15,24 @@
from .models import Country, City, PennsylvaniaCity, State, Track
+from .test_feeds import GeoFeedTest
+from .test_regress import GeoRegressionTests
+from .test_sitemaps import GeoSitemapTest
+
+
if not spatialite:
from .models import Feature, MinusOneSRID
class GeoModelTest(TestCase):
- def test01_fixtures(self):
+ def test_fixtures(self):
"Testing geographic model initialization from fixtures."
# Ensuring that data was loaded from initial data fixtures.
self.assertEqual(2, Country.objects.count())
self.assertEqual(8, City.objects.count())
self.assertEqual(2, State.objects.count())
- def test02_proxy(self):
+ def test_proxy(self):
"Testing Lazy-Geometry support (using the GeometryProxy)."
## Testing on a Point
pnt = Point(0, 0)
@@ -95,165 +100,97 @@ def test02_proxy(self):
self.assertEqual(ply, State.objects.get(name='NullState').poly)
ns.delete()
- def test03a_kml(self):
- "Testing KML output from the database using GeoQuerySet.kml()."
- # Only PostGIS and Spatialite (>=2.4.0-RC4) support KML serialization
- if not (postgis or (spatialite and connection.ops.kml)):
- self.assertRaises(NotImplementedError, State.objects.all().kml, field_name='poly')
- return
-
- # Should throw a TypeError when trying to obtain KML from a
- # non-geometry field.
- qs = City.objects.all()
- self.assertRaises(TypeError, qs.kml, 'name')
-
- # The reference KML depends on the version of PostGIS used
- # (the output stopped including altitude in 1.3.3).
- if connection.ops.spatial_version >= (1, 3, 3):
- ref_kml = '<Point><coordinates>-104.609252,38.255001</coordinates></Point>'
- else:
- ref_kml = '<Point><coordinates>-104.609252,38.255001,0</coordinates></Point>'
-
- # Ensuring the KML is as expected.
- ptown1 = City.objects.kml(field_name='point', precision=9).get(name='Pueblo')
- ptown2 = City.objects.kml(precision=9).get(name='Pueblo')
- for ptown in [ptown1, ptown2]:
- self.assertEqual(ref_kml, ptown.kml)
-
- def test03b_gml(self):
- "Testing GML output from the database using GeoQuerySet.gml()."
- if mysql or (spatialite and not connection.ops.gml) :
- self.assertRaises(NotImplementedError, Country.objects.all().gml, field_name='mpoly')
- return
-
- # Should throw a TypeError when tyring to obtain GML from a
- # non-geometry field.
- qs = City.objects.all()
- self.assertRaises(TypeError, qs.gml, field_name='name')
- ptown1 = City.objects.gml(field_name='point', precision=9).get(name='Pueblo')
- ptown2 = City.objects.gml(precision=9).get(name='Pueblo')
+ @no_mysql
+ def test_lookup_insert_transform(self):
+ "Testing automatic transform for lookups and inserts."
+ # San Antonio in 'WGS84' (SRID 4326)
+ sa_4326 = 'POINT (-98.493183 29.424170)'
+ wgs_pnt = fromstr(sa_4326, srid=4326) # Our reference point in WGS84
+ # Oracle doesn't have SRID 3084, using 41157.
if oracle:
- # No precision parameter for Oracle :-/
- gml_regex = re.compile(r'^<gml:Point srsName="SDO:4326" xmlns:gml="http://www.opengis.net/gml"><gml:coordinates decimal="\." cs="," ts=" ">-104.60925\d+,38.25500\d+ </gml:coordinates></gml:Point>')
- elif spatialite:
- # Spatialite has extra colon in SrsName
- gml_regex = re.compile(r'^<gml:Point SrsName="EPSG::4326"><gml:coordinates decimal="\." cs="," ts=" ">-104.609251\d+,38.255001</gml:coordinates></gml:Point>')
+ # San Antonio in 'Texas 4205, Southern Zone (1983, meters)' (SRID 41157)
+ # Used the following Oracle SQL to get this value:
+ # SELECT SDO_UTIL.TO_WKTGEOMETRY(SDO_CS.TRANSFORM(SDO_GEOMETRY('POINT (-98.493183 29.424170)', 4326), 41157)) FROM DUAL;
+ nad_wkt = 'POINT (300662.034646583 5416427.45974934)'
+ nad_srid = 41157
else:
- gml_regex = re.compile(r'^<gml:Point srsName="EPSG:4326"><gml:coordinates>-104\.60925\d+,38\.255001</gml:coordinates></gml:Point>')
-
- for ptown in [ptown1, ptown2]:
- self.assertTrue(gml_regex.match(ptown.gml))
-
-
- def test03c_geojson(self):
- "Testing GeoJSON output from the database using GeoQuerySet.geojson()."
- # Only PostGIS 1.3.4+ supports GeoJSON.
- if not connection.ops.geojson:
- self.assertRaises(NotImplementedError, Country.objects.all().geojson, field_name='mpoly')
- return
+ # San Antonio in 'NAD83(HARN) / Texas Centric Lambert Conformal' (SRID 3084)
+ nad_wkt = 'POINT (1645978.362408288754523 6276356.025927528738976)' # Used ogr.py in gdal 1.4.1 for this transform
+ nad_srid = 3084
- if connection.ops.spatial_version >= (1, 4, 0):
- pueblo_json = '{"type":"Point","coordinates":[-104.609252,38.255001]}'
- houston_json = '{"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:4326"}},"coordinates":[-95.363151,29.763374]}'
- victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.305196,48.462611]}'
- chicago_json = '{"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:4326"}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
+ # Constructing & querying with a point from a different SRID. Oracle
+ # `SDO_OVERLAPBDYINTERSECT` operates differently from
+ # `ST_Intersects`, so contains is used instead.
+ nad_pnt = fromstr(nad_wkt, srid=nad_srid)
+ if oracle:
+ tx = Country.objects.get(mpoly__contains=nad_pnt)
else:
- pueblo_json = '{"type":"Point","coordinates":[-104.60925200,38.25500100]}'
- houston_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"coordinates":[-95.36315100,29.76337400]}'
- victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.30519600,48.46261100]}'
- chicago_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
+ tx = Country.objects.get(mpoly__intersects=nad_pnt)
+ self.assertEqual('Texas', tx.name)
- # Precision argument should only be an integer
- self.assertRaises(TypeError, City.objects.geojson, precision='foo')
+ # Creating San Antonio. Remember the Alamo.
+ sa = City.objects.create(name='San Antonio', point=nad_pnt)
- # Reference queries and values.
- # SELECT ST_AsGeoJson("geoapp_city"."point", 8, 0) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Pueblo';
- self.assertEqual(pueblo_json, City.objects.geojson().get(name='Pueblo').geojson)
+ # Now verifying that San Antonio was transformed correctly
+ sa = City.objects.get(name='San Antonio')
+ self.assertAlmostEqual(wgs_pnt.x, sa.point.x, 6)
+ self.assertAlmostEqual(wgs_pnt.y, sa.point.y, 6)
- # 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
- # 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
- # This time we want to include the CRS by using the `crs` keyword.
- self.assertEqual(houston_json, City.objects.geojson(crs=True, model_att='json').get(name='Houston').json)
+ # If the GeometryField SRID is -1, then we shouldn't perform any
+ # transformation if the SRID of the input geometry is different.
+ # SpatiaLite does not support missing SRID values.
+ if not spatialite:
+ m1 = MinusOneSRID(geom=Point(17, 23, srid=4326))
+ m1.save()
+ self.assertEqual(-1, m1.geom.srid)
- # 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Victoria';
- # 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
- # This time we include the bounding box by using the `bbox` keyword.
- self.assertEqual(victoria_json, City.objects.geojson(bbox=True).get(name='Victoria').geojson)
+ def test_createnull(self):
+ "Testing creating a model instance and the geometry being None"
+ c = City()
+ self.assertEqual(c.point, None)
- # 1.(3|4).x: SELECT ST_AsGeoJson("geoapp_city"."point", 5, 3) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Chicago';
- # Finally, we set every available keyword.
- self.assertEqual(chicago_json, City.objects.geojson(bbox=True, crs=True, precision=5).get(name='Chicago').geojson)
+ @no_spatialite # SpatiaLite does not support abstract geometry columns
+ def test_geometryfield(self):
+ "Testing the general GeometryField."
+ Feature(name='Point', geom=Point(1, 1)).save()
+ Feature(name='LineString', geom=LineString((0, 0), (1, 1), (5, 5))).save()
+ Feature(name='Polygon', geom=Polygon(LinearRing((0, 0), (0, 5), (5, 5), (5, 0), (0, 0)))).save()
+ Feature(name='GeometryCollection',
+ geom=GeometryCollection(Point(2, 2), LineString((0, 0), (2, 2)),
+ Polygon(LinearRing((0, 0), (0, 5), (5, 5), (5, 0), (0, 0))))).save()
- def test03d_svg(self):
- "Testing SVG output using GeoQuerySet.svg()."
- if mysql or oracle:
- self.assertRaises(NotImplementedError, City.objects.svg)
- return
+ f_1 = Feature.objects.get(name='Point')
+ self.assertEqual(True, isinstance(f_1.geom, Point))
+ self.assertEqual((1.0, 1.0), f_1.geom.tuple)
+ f_2 = Feature.objects.get(name='LineString')
+ self.assertEqual(True, isinstance(f_2.geom, LineString))
+ self.assertEqual(((0.0, 0.0), (1.0, 1.0), (5.0, 5.0)), f_2.geom.tuple)
- self.assertRaises(TypeError, City.objects.svg, precision='foo')
- # SELECT AsSVG(geoapp_city.point, 0, 8) FROM geoapp_city WHERE name = 'Pueblo';
- svg1 = 'cx="-104.609252" cy="-38.255001"'
- # Even though relative, only one point so it's practically the same except for
- # the 'c' letter prefix on the x,y values.
- svg2 = svg1.replace('c', '')
- self.assertEqual(svg1, City.objects.svg().get(name='Pueblo').svg)
- self.assertEqual(svg2, City.objects.svg(relative=5).get(name='Pueblo').svg)
+ f_3 = Feature.objects.get(name='Polygon')
+ self.assertEqual(True, isinstance(f_3.geom, Polygon))
+ f_4 = Feature.objects.get(name='GeometryCollection')
+ self.assertEqual(True, isinstance(f_4.geom, GeometryCollection))
+ self.assertEqual(f_3.geom, f_4.geom[2])
@no_mysql
- def test04_transform(self):
- "Testing the transform() GeoManager method."
- # Pre-transformed points for Houston and Pueblo.
- htown = fromstr('POINT(1947516.83115183 6322297.06040572)', srid=3084)
- ptown = fromstr('POINT(992363.390841912 481455.395105533)', srid=2774)
- prec = 3 # Precision is low due to version variations in PROJ and GDAL.
-
- # Asserting the result of the transform operation with the values in
- # the pre-transformed points. Oracle does not have the 3084 SRID.
- if not oracle:
- h = City.objects.transform(htown.srid).get(name='Houston')
- self.assertEqual(3084, h.point.srid)
- self.assertAlmostEqual(htown.x, h.point.x, prec)
- self.assertAlmostEqual(htown.y, h.point.y, prec)
-
- p1 = City.objects.transform(ptown.srid, field_name='point').get(name='Pueblo')
- p2 = City.objects.transform(srid=ptown.srid).get(name='Pueblo')
- for p in [p1, p2]:
- self.assertEqual(2774, p.point.srid)
- self.assertAlmostEqual(ptown.x, p.point.x, prec)
- self.assertAlmostEqual(ptown.y, p.point.y, prec)
+ def test_inherited_geofields(self):
+ "Test GeoQuerySet methods on inherited Geometry fields."
+ # Creating a Pennsylvanian city.
+ mansfield = PennsylvaniaCity.objects.create(name='Mansfield', county='Tioga', point='POINT(-77.071445 41.823881)')
- @no_mysql
- @no_spatialite # SpatiaLite does not have an Extent function
- def test05_extent(self):
- "Testing the `extent` GeoQuerySet method."
- # Reference query:
- # `SELECT ST_extent(point) FROM geoapp_city WHERE (name='Houston' or name='Dallas');`
- # => BOX(-96.8016128540039 29.7633724212646,-95.3631439208984 32.7820587158203)
- expected = (-96.8016128540039, 29.7633724212646, -95.3631439208984, 32.782058715820)
+ # All transformation SQL will need to be performed on the
+ # _parent_ table.
+ qs = PennsylvaniaCity.objects.transform(32128)
- qs = City.objects.filter(name__in=('Houston', 'Dallas'))
- extent = qs.extent()
+ self.assertEqual(1, qs.count())
+ for pc in qs: self.assertEqual(32128, pc.point.srid)
- for val, exp in zip(extent, expected):
- self.assertAlmostEqual(exp, val, 4)
- # Only PostGIS has support for the MakeLine aggregate.
- @no_mysql
- @no_oracle
- @no_spatialite
- def test06_make_line(self):
- "Testing the `make_line` GeoQuerySet method."
- # Ensuring that a `TypeError` is raised on models without PointFields.
- self.assertRaises(TypeError, State.objects.make_line)
- self.assertRaises(TypeError, Country.objects.make_line)
- # Reference query:
- # SELECT AsText(ST_MakeLine(geoapp_city.point)) FROM geoapp_city;
- ref_line = GEOSGeometry('LINESTRING(-95.363151 29.763374,-96.801611 32.782057,-97.521157 34.464642,174.783117 -41.315268,-104.609252 38.255001,-95.23506 38.971823,-87.650175 41.850385,-123.305196 48.462611)', srid=4326)
- self.assertEqual(ref_line, City.objects.make_line())
+class GeoLookupTest(TestCase):
@no_mysql
- def test09_disjoint(self):
+ def test_disjoint_lookup(self):
"Testing the `disjoint` lookup type."
ptown = City.objects.get(name='Pueblo')
qs1 = City.objects.filter(point__disjoint=ptown.point)
@@ -263,7 +200,7 @@ def test09_disjoint(self):
self.assertEqual(1, qs2.count())
self.assertEqual('Kansas', qs2[0].name)
- def test10_contains_contained(self):
+ def test_contains_contained_lookups(self):
"Testing the 'contained', 'contains', and 'bbcontains' lookup types."
# Getting Texas, yes we were a country -- once ;)
texas = Country.objects.get(name='Texas')
@@ -308,53 +245,56 @@ def test10_contains_contained(self):
self.assertEqual(1, len(qs))
self.assertEqual('Texas', qs[0].name)
+ # Only PostGIS has `left` and `right` lookup types.
@no_mysql
- def test11_lookup_insert_transform(self):
- "Testing automatic transform for lookups and inserts."
- # San Antonio in 'WGS84' (SRID 4326)
- sa_4326 = 'POINT (-98.493183 29.424170)'
- wgs_pnt = fromstr(sa_4326, srid=4326) # Our reference point in WGS84
+ @no_oracle
+ @no_spatialite
+ def test_left_right_lookups(self):
+ "Testing the 'left' and 'right' lookup types."
+ # Left: A << B => true if xmax(A) < xmin(B)
+ # Right: A >> B => true if xmin(A) > xmax(B)
+ # See: BOX2D_left() and BOX2D_right() in lwgeom_box2dfloat4.c in PostGIS source.
- # Oracle doesn't have SRID 3084, using 41157.
- if oracle:
- # San Antonio in 'Texas 4205, Southern Zone (1983, meters)' (SRID 41157)
- # Used the following Oracle SQL to get this value:
- # SELECT SDO_UTIL.TO_WKTGEOMETRY(SDO_CS.TRANSFORM(SDO_GEOMETRY('POINT (-98.493183 29.424170)', 4326), 41157)) FROM DUAL;
- nad_wkt = 'POINT (300662.034646583 5416427.45974934)'
- nad_srid = 41157
- else:
- # San Antonio in 'NAD83(HARN) / Texas Centric Lambert Conformal' (SRID 3084)
- nad_wkt = 'POINT (1645978.362408288754523 6276356.025927528738976)' # Used ogr.py in gdal 1.4.1 for this transform
- nad_srid = 3084
+ # Getting the borders for Colorado & Kansas
+ co_border = State.objects.get(name='Colorado').poly
+ ks_border = State.objects.get(name='Kansas').poly
- # Constructing & querying with a point from a different SRID. Oracle
- # `SDO_OVERLAPBDYINTERSECT` operates differently from
- # `ST_Intersects`, so contains is used instead.
- nad_pnt = fromstr(nad_wkt, srid=nad_srid)
- if oracle:
- tx = Country.objects.get(mpoly__contains=nad_pnt)
- else:
- tx = Country.objects.get(mpoly__intersects=nad_pnt)
- self.assertEqual('Texas', tx.name)
+ # Note: Wellington has an 'X' value of 174, so it will not be considered
+ # to the left of CO.
- # Creating San Antonio. Remember the Alamo.
- sa = City.objects.create(name='San Antonio', point=nad_pnt)
+ # These cities should be strictly to the right of the CO border.
+ cities = ['Houston', 'Dallas', 'Oklahoma City',
+ 'Lawrence', 'Chicago', 'Wellington']
+ qs = City.objects.filter(point__right=co_border)
+ self.assertEqual(6, len(qs))
+ for c in qs: self.assertEqual(True, c.name in cities)
- # Now verifying that San Antonio was transformed correctly
- sa = City.objects.get(name='San Antonio')
- self.assertAlmostEqual(wgs_pnt.x, sa.point.x, 6)
- self.assertAlmostEqual(wgs_pnt.y, sa.point.y, 6)
+ # These cities should be strictly to the right of the KS border.
+ cities = ['Chicago', 'Wellington']
+ qs = City.objects.filter(point__right=ks_border)
+ self.assertEqual(2, len(qs))
+ for c in qs: self.assertEqual(True, c.name in cities)
- # If the GeometryField SRID is -1, then we shouldn't perform any
- # transformation if the SRID of the input geometry is different.
- # SpatiaLite does not support missing SRID values.
- if not spatialite:
- m1 = MinusOneSRID(geom=Point(17, 23, srid=4326))
- m1.save()
- self.assertEqual(-1, m1.geom.srid)
+ # Note: Wellington has an 'X' value of 174, so it will not be considered
+ # to the left of CO.
+ vic = City.objects.get(point__left=co_border)
+ self.assertEqual('Victoria', vic.name)
+
+ cities = ['Pueblo', 'Victoria']
+ qs = City.objects.filter(point__left=ks_border)
+ self.assertEqual(2, len(qs))
+ for c in qs: self.assertEqual(True, c.name in cities)
+
+ def test_equals_lookups(self):
+ "Testing the 'same_as' and 'equals' lookup types."
+ pnt = fromstr('POINT (-95.363151 29.763374)', srid=4326)
+ c1 = City.objects.get(point=pnt)
+ c2 = City.objects.get(point__same_as=pnt)
+ c3 = City.objects.get(point__equals=pnt)
+ for c in [c1, c2, c3]: self.assertEqual('Houston', c.name)
@no_mysql
- def test12_null_geometries(self):
+ def test_null_geometries(self):
"Testing NULL geometry support, and the `isnull` lookup type."
# Creating a state with a NULL boundary.
State.objects.create(name='Puerto Rico')
@@ -383,56 +323,8 @@ def test12_null_geometries(self):
State.objects.filter(name='Northern Mariana Islands').update(poly=None)
self.assertEqual(None, State.objects.get(name='Northern Mariana Islands').poly)
- # Only PostGIS has `left` and `right` lookup types.
@no_mysql
- @no_oracle
- @no_spatialite
- def test13_left_right(self):
- "Testing the 'left' and 'right' lookup types."
- # Left: A << B => true if xmax(A) < xmin(B)
- # Right: A >> B => true if xmin(A) > xmax(B)
- # See: BOX2D_left() and BOX2D_right() in lwgeom_box2dfloat4.c in PostGIS source.
-
- # Getting the borders for Colorado & Kansas
- co_border = State.objects.get(name='Colorado').poly
- ks_border = State.objects.get(name='Kansas').poly
-
- # Note: Wellington has an 'X' value of 174, so it will not be considered
- # to the left of CO.
-
- # These cities should be strictly to the right of the CO border.
- cities = ['Houston', 'Dallas', 'Oklahoma City',
- 'Lawrence', 'Chicago', 'Wellington']
- qs = City.objects.filter(point__right=co_border)
- self.assertEqual(6, len(qs))
- for c in qs: self.assertEqual(True, c.name in cities)
-
- # These cities should be strictly to the right of the KS border.
- cities = ['Chicago', 'Wellington']
- qs = City.objects.filter(point__right=ks_border)
- self.assertEqual(2, len(qs))
- for c in qs: self.assertEqual(True, c.name in cities)
-
- # Note: Wellington has an 'X' value of 174, so it will not be considered
- # to the left of CO.
- vic = City.objects.get(point__left=co_border)
- self.assertEqual('Victoria', vic.name)
-
- cities = ['Pueblo', 'Victoria']
- qs = City.objects.filter(point__left=ks_border)
- self.assertEqual(2, len(qs))
- for c in qs: self.assertEqual(True, c.name in cities)
-
- def test14_equals(self):
- "Testing the 'same_as' and 'equals' lookup types."
- pnt = fromstr('POINT (-95.363151 29.763374)', srid=4326)
- c1 = City.objects.get(point=pnt)
- c2 = City.objects.get(point__same_as=pnt)
- c3 = City.objects.get(point__equals=pnt)
- for c in [c1, c2, c3]: self.assertEqual('Houston', c.name)
-
- @no_mysql
- def test15_relate(self):
+ def test_relate_lookup(self):
"Testing the 'relate' lookup type."
# To make things more interesting, we will have our Texas reference point in
# different SRIDs.
@@ -474,60 +366,12 @@ def test15_relate(self):
self.assertEqual('Texas', Country.objects.get(mpoly__relate=(pnt2, intersects_mask)).name)
self.assertEqual('Lawrence', City.objects.get(point__relate=(ks.poly, intersects_mask)).name)
- def test16_createnull(self):
- "Testing creating a model instance and the geometry being None"
- c = City()
- self.assertEqual(c.point, None)
- @no_mysql
- def test17_unionagg(self):
- "Testing the `unionagg` (aggregate union) GeoManager method."
- tx = Country.objects.get(name='Texas').mpoly
- # Houston, Dallas -- Oracle has different order.
- union1 = fromstr('MULTIPOINT(-96.801611 32.782057,-95.363151 29.763374)')
- union2 = fromstr('MULTIPOINT(-96.801611 32.782057,-95.363151 29.763374)')
- qs = City.objects.filter(point__within=tx)
- self.assertRaises(TypeError, qs.unionagg, 'name')
- # Using `field_name` keyword argument in one query and specifying an
- # order in the other (which should not be used because this is
- # an aggregate method on a spatial column)
- u1 = qs.unionagg(field_name='point')
- u2 = qs.order_by('name').unionagg()
- tol = 0.00001
- if oracle:
- union = union2
- else:
- union = union1
- self.assertEqual(True, union.equals_exact(u1, tol))
- self.assertEqual(True, union.equals_exact(u2, tol))
- qs = City.objects.filter(name='NotACity')
- self.assertEqual(None, qs.unionagg(field_name='point'))
-
- @no_spatialite # SpatiaLite does not support abstract geometry columns
- def test18_geometryfield(self):
- "Testing the general GeometryField."
- Feature(name='Point', geom=Point(1, 1)).save()
- Feature(name='LineString', geom=LineString((0, 0), (1, 1), (5, 5))).save()
- Feature(name='Polygon', geom=Polygon(LinearRing((0, 0), (0, 5), (5, 5), (5, 0), (0, 0)))).save()
- Feature(name='GeometryCollection',
- geom=GeometryCollection(Point(2, 2), LineString((0, 0), (2, 2)),
- Polygon(LinearRing((0, 0), (0, 5), (5, 5), (5, 0), (0, 0))))).save()
-
- f_1 = Feature.objects.get(name='Point')
- self.assertEqual(True, isinstance(f_1.geom, Point))
- self.assertEqual((1.0, 1.0), f_1.geom.tuple)
- f_2 = Feature.objects.get(name='LineString')
- self.assertEqual(True, isinstance(f_2.geom, LineString))
- self.assertEqual(((0.0, 0.0), (1.0, 1.0), (5.0, 5.0)), f_2.geom.tuple)
-
- f_3 = Feature.objects.get(name='Polygon')
- self.assertEqual(True, isinstance(f_3.geom, Polygon))
- f_4 = Feature.objects.get(name='GeometryCollection')
- self.assertEqual(True, isinstance(f_4.geom, GeometryCollection))
- self.assertEqual(f_3.geom, f_4.geom[2])
+class GeoQuerySetTest(TestCase):
+ # Please keep the tests in GeoQuerySet method's alphabetic order
@no_mysql
- def test19_centroid(self):
+ def test_centroid(self):
"Testing the `centroid` GeoQuerySet method."
qs = State.objects.exclude(poly__isnull=True).centroid()
if oracle:
@@ -540,60 +384,182 @@ def test19_centroid(self):
self.assertEqual(True, s.poly.centroid.equals_exact(s.centroid, tol))
@no_mysql
- def test20_pointonsurface(self):
- "Testing the `point_on_surface` GeoQuerySet method."
- # Reference values.
- if oracle:
- # SELECT SDO_UTIL.TO_WKTGEOMETRY(SDO_GEOM.SDO_POINTONSURFACE(GEOAPP_COUNTRY.MPOLY, 0.05)) FROM GEOAPP_COUNTRY;
- ref = {'New Zealand' : fromstr('POINT (174.616364 -36.100861)', srid=4326),
- 'Texas' : fromstr('POINT (-103.002434 36.500397)', srid=4326),
- }
+ def test_diff_intersection_union(self):
+ "Testing the `difference`, `intersection`, `sym_difference`, and `union` GeoQuerySet methods."
+ geom = Point(5, 23)
+ tol = 1
+ qs = Country.objects.all().difference(geom).sym_difference(geom).union(geom)
- elif postgis or spatialite:
- # Using GEOSGeometry to compute the reference point on surface values
- # -- since PostGIS also uses GEOS these should be the same.
- ref = {'New Zealand' : Country.objects.get(name='New Zealand').mpoly.point_on_surface,
- 'Texas' : Country.objects.get(name='Texas').mpoly.point_on_surface
- }
+ # XXX For some reason SpatiaLite does something screwey with the Texas geometry here. Also,
+ # XXX it doesn't like the null intersection.
+ if spatialite:
+ qs = qs.exclude(name='Texas')
+ else:
+ qs = qs.intersection(geom)
- for c in Country.objects.point_on_surface():
- if spatialite:
- # XXX This seems to be a WKT-translation-related precision issue?
- tol = 0.00001
+ for c in qs:
+ if oracle:
+ # Should be able to execute the queries; however, they won't be the same
+ # as GEOS (because Oracle doesn't use GEOS internally like PostGIS or
+ # SpatiaLite).
+ pass
else:
- tol = 0.000000001
- self.assertEqual(True, ref[c.name].equals_exact(c.point_on_surface, tol))
+ self.assertEqual(c.mpoly.difference(geom), c.difference)
+ if not spatialite:
+ self.assertEqual(c.mpoly.intersection(geom), c.intersection)
+ self.assertEqual(c.mpoly.sym_difference(geom), c.sym_difference)
+ self.assertEqual(c.mpoly.union(geom), c.union)
+
+ @no_mysql
+ @no_spatialite # SpatiaLite does not have an Extent function
+ def test_extent(self):
+ "Testing the `extent` GeoQuerySet method."
+ # Reference query:
+ # `SELECT ST_extent(point) FROM geoapp_city WHERE (name='Houston' or name='Dallas');`
+ # => BOX(-96.8016128540039 29.7633724212646,-95.3631439208984 32.7820587158203)
+ expected = (-96.8016128540039, 29.7633724212646, -95.3631439208984, 32.782058715820)
+
+ qs = City.objects.filter(name__in=('Houston', 'Dallas'))
+ extent = qs.extent()
+
+ for val, exp in zip(extent, expected):
+ self.assertAlmostEqual(exp, val, 4)
@no_mysql
@no_oracle
- def test21_scale(self):
- "Testing the `scale` GeoQuerySet method."
- xfac, yfac = 2, 3
- tol = 5 # XXX The low precision tolerance is for SpatiaLite
- qs = Country.objects.scale(xfac, yfac, model_att='scaled')
- for c in qs:
- for p1, p2 in zip(c.mpoly, c.scaled):
- for r1, r2 in zip(p1, p2):
- for c1, c2 in zip(r1.coords, r2.coords):
- self.assertAlmostEqual(c1[0] * xfac, c2[0], tol)
- self.assertAlmostEqual(c1[1] * yfac, c2[1], tol)
+ @no_spatialite
+ def test_force_rhr(self):
+ "Testing GeoQuerySet.force_rhr()."
+ rings = ( ( (0, 0), (5, 0), (0, 5), (0, 0) ),
+ ( (1, 1), (1, 3), (3, 1), (1, 1) ),
+ )
+ rhr_rings = ( ( (0, 0), (0, 5), (5, 0), (0, 0) ),
+ ( (1, 1), (3, 1), (1, 3), (1, 1) ),
+ )
+ State.objects.create(name='Foo', poly=Polygon(*rings))
+ s = State.objects.force_rhr().get(name='Foo')
+ self.assertEqual(rhr_rings, s.force_rhr.coords)
@no_mysql
@no_oracle
- def test22_translate(self):
- "Testing the `translate` GeoQuerySet method."
- xfac, yfac = 5, -23
- qs = Country.objects.translate(xfac, yfac, model_att='translated')
- for c in qs:
- for p1, p2 in zip(c.mpoly, c.translated):
- for r1, r2 in zip(p1, p2):
- for c1, c2 in zip(r1.coords, r2.coords):
- # XXX The low precision is for SpatiaLite
- self.assertAlmostEqual(c1[0] + xfac, c2[0], 5)
- self.assertAlmostEqual(c1[1] + yfac, c2[1], 5)
+ @no_spatialite
+ def test_geohash(self):
+ "Testing GeoQuerySet.geohash()."
+ if not connection.ops.geohash: return
+ # Reference query:
+ # SELECT ST_GeoHash(point) FROM geoapp_city WHERE name='Houston';
+ # SELECT ST_GeoHash(point, 5) FROM geoapp_city WHERE name='Houston';
+ ref_hash = '9vk1mfq8jx0c8e0386z6'
+ h1 = City.objects.geohash().get(name='Houston')
+ h2 = City.objects.geohash(precision=5).get(name='Houston')
+ self.assertEqual(ref_hash, h1.geohash)
+ self.assertEqual(ref_hash[:5], h2.geohash)
+
+ def test_geojson(self):
+ "Testing GeoJSON output from the database using GeoQuerySet.geojson()."
+ # Only PostGIS 1.3.4+ supports GeoJSON.
+ if not connection.ops.geojson:
+ self.assertRaises(NotImplementedError, Country.objects.all().geojson, field_name='mpoly')
+ return
+
+ if connection.ops.spatial_version >= (1, 4, 0):
+ pueblo_json = '{"type":"Point","coordinates":[-104.609252,38.255001]}'
+ houston_json = '{"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:4326"}},"coordinates":[-95.363151,29.763374]}'
+ victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.305196,48.462611]}'
+ chicago_json = '{"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:4326"}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
+ else:
+ pueblo_json = '{"type":"Point","coordinates":[-104.60925200,38.25500100]}'
+ houston_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"coordinates":[-95.36315100,29.76337400]}'
+ victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.30519600,48.46261100]}'
+ chicago_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
+
+ # Precision argument should only be an integer
+ self.assertRaises(TypeError, City.objects.geojson, precision='foo')
+
+ # Reference queries and values.
+ # SELECT ST_AsGeoJson("geoapp_city"."point", 8, 0) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Pueblo';
+ self.assertEqual(pueblo_json, City.objects.geojson().get(name='Pueblo').geojson)
+
+ # 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
+ # 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
+ # This time we want to include the CRS by using the `crs` keyword.
+ self.assertEqual(houston_json, City.objects.geojson(crs=True, model_att='json').get(name='Houston').json)
+
+ # 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Victoria';
+ # 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
+ # This time we include the bounding box by using the `bbox` keyword.
+ self.assertEqual(victoria_json, City.objects.geojson(bbox=True).get(name='Victoria').geojson)
+
+ # 1.(3|4).x: SELECT ST_AsGeoJson("geoapp_city"."point", 5, 3) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Chicago';
+ # Finally, we set every available keyword.
+ self.assertEqual(chicago_json, City.objects.geojson(bbox=True, crs=True, precision=5).get(name='Chicago').geojson)
+
+ def test_gml(self):
+ "Testing GML output from the database using GeoQuerySet.gml()."
+ if mysql or (spatialite and not connection.ops.gml) :
+ self.assertRaises(NotImplementedError, Country.objects.all().gml, field_name='mpoly')
+ return
+
+ # Should throw a TypeError when tyring to obtain GML from a
+ # non-geometry field.
+ qs = City.objects.all()
+ self.assertRaises(TypeError, qs.gml, field_name='name')
+ ptown1 = City.objects.gml(field_name='point', precision=9).get(name='Pueblo')
+ ptown2 = City.objects.gml(precision=9).get(name='Pueblo')
+
+ if oracle:
+ # No precision parameter for Oracle :-/
+ gml_regex = re.compile(r'^<gml:Point srsName="SDO:4326" xmlns:gml="http://www.opengis.net/gml"><gml:coordinates decimal="\." cs="," ts=" ">-104.60925\d+,38.25500\d+ </gml:coordinates></gml:Point>')
+ elif spatialite:
+ # Spatialite has extra colon in SrsName
+ gml_regex = re.compile(r'^<gml:Point SrsName="EPSG::4326"><gml:coordinates decimal="\." cs="," ts=" ">-104.609251\d+,38.255001</gml:coordinates></gml:Point>')
+ else:
+ gml_regex = re.compile(r'^<gml:Point srsName="EPSG:4326"><gml:coordinates>-104\.60925\d+,38\.255001</gml:coordinates></gml:Point>')
+
+ for ptown in [ptown1, ptown2]:
+ self.assertTrue(gml_regex.match(ptown.gml))
+
+ def test_kml(self):
+ "Testing KML output from the database using GeoQuerySet.kml()."
+ # Only PostGIS and Spatialite (>=2.4.0-RC4) support KML serialization
+ if not (postgis or (spatialite and connection.ops.kml)):
+ self.assertRaises(NotImplementedError, State.objects.all().kml, field_name='poly')
+ return
+
+ # Should throw a TypeError when trying to obtain KML from a
+ # non-geometry field.
+ qs = City.objects.all()
+ self.assertRaises(TypeError, qs.kml, 'name')
+
+ # The reference KML depends on the version of PostGIS used
+ # (the output stopped including altitude in 1.3.3).
+ if connection.ops.spatial_version >= (1, 3, 3):
+ ref_kml = '<Point><coordinates>-104.609252,38.255001</coordinates></Point>'
+ else:
+ ref_kml = '<Point><coordinates>-104.609252,38.255001,0</coordinates></Point>'
+ # Ensuring the KML is as expected.
+ ptown1 = City.objects.kml(field_name='point', precision=9).get(name='Pueblo')
+ ptown2 = City.objects.kml(precision=9).get(name='Pueblo')
+ for ptown in [ptown1, ptown2]:
+ self.assertEqual(ref_kml, ptown.kml)
+
+ # Only PostGIS has support for the MakeLine aggregate.
@no_mysql
- def test23_numgeom(self):
+ @no_oracle
+ @no_spatialite
+ def test_make_line(self):
+ "Testing the `make_line` GeoQuerySet method."
+ # Ensuring that a `TypeError` is raised on models without PointFields.
+ self.assertRaises(TypeError, State.objects.make_line)
+ self.assertRaises(TypeError, Country.objects.make_line)
+ # Reference query:
+ # SELECT AsText(ST_MakeLine(geoapp_city.point)) FROM geoapp_city;
+ ref_line = GEOSGeometry('LINESTRING(-95.363151 29.763374,-96.801611 32.782057,-97.521157 34.464642,174.783117 -41.315268,-104.609252 38.255001,-95.23506 38.971823,-87.650175 41.850385,-123.305196 48.462611)', srid=4326)
+ self.assertEqual(ref_line, City.objects.make_line())
+
+ @no_mysql
+ def test_num_geom(self):
"Testing the `num_geom` GeoQuerySet method."
# Both 'countries' only have two geometries.
for c in Country.objects.num_geom(): self.assertEqual(2, c.num_geom)
@@ -607,7 +573,7 @@ def test23_numgeom(self):
@no_mysql
@no_spatialite # SpatiaLite can only count vertices in LineStrings
- def test24_numpoints(self):
+ def test_num_points(self):
"Testing the `num_points` GeoQuerySet method."
for c in Country.objects.num_points():
self.assertEqual(c.mpoly.num_points, c.num_points)
@@ -617,49 +583,60 @@ def test24_numpoints(self):
for c in City.objects.num_points(): self.assertEqual(1, c.num_points)
@no_mysql
- def test25_geoset(self):
- "Testing the `difference`, `intersection`, `sym_difference`, and `union` GeoQuerySet methods."
- geom = Point(5, 23)
- tol = 1
- qs = Country.objects.all().difference(geom).sym_difference(geom).union(geom)
+ def test_point_on_surface(self):
+ "Testing the `point_on_surface` GeoQuerySet method."
+ # Reference values.
+ if oracle:
+ # SELECT SDO_UTIL.TO_WKTGEOMETRY(SDO_GEOM.SDO_POINTONSURFACE(GEOAPP_COUNTRY.MPOLY, 0.05)) FROM GEOAPP_COUNTRY;
+ ref = {'New Zealand' : fromstr('POINT (174.616364 -36.100861)', srid=4326),
+ 'Texas' : fromstr('POINT (-103.002434 36.500397)', srid=4326),
+ }
- # XXX For some reason SpatiaLite does something screwey with the Texas geometry here. Also,
- # XXX it doesn't like the null intersection.
- if spatialite:
- qs = qs.exclude(name='Texas')
- else:
- qs = qs.intersection(geom)
+ elif postgis or spatialite:
+ # Using GEOSGeometry to compute the reference point on surface values
+ # -- since PostGIS also uses GEOS these should be the same.
+ ref = {'New Zealand' : Country.objects.get(name='New Zealand').mpoly.point_on_surface,
+ 'Texas' : Country.objects.get(name='Texas').mpoly.point_on_surface
+ }
- for c in qs:
- if oracle:
- # Should be able to execute the queries; however, they won't be the same
- # as GEOS (because Oracle doesn't use GEOS internally like PostGIS or
- # SpatiaLite).
- pass
+ for c in Country.objects.point_on_surface():
+ if spatialite:
+ # XXX This seems to be a WKT-translation-related precision issue?
+ tol = 0.00001
else:
- self.assertEqual(c.mpoly.difference(geom), c.difference)
- if not spatialite:
- self.assertEqual(c.mpoly.intersection(geom), c.intersection)
- self.assertEqual(c.mpoly.sym_difference(geom), c.sym_difference)
- self.assertEqual(c.mpoly.union(geom), c.union)
+ tol = 0.000000001
+ self.assertEqual(True, ref[c.name].equals_exact(c.point_on_surface, tol))
@no_mysql
- def test26_inherited_geofields(self):
- "Test GeoQuerySet methods on inherited Geometry fields."
- # Creating a Pennsylvanian city.
- mansfield = PennsylvaniaCity.objects.create(name='Mansfield', county='Tioga', point='POINT(-77.071445 41.823881)')
-
- # All transformation SQL will need to be performed on the
- # _parent_ table.
- qs = PennsylvaniaCity.objects.transform(32128)
+ @no_spatialite
+ def test_reverse_geom(self):
+ "Testing GeoQuerySet.reverse_geom()."
+ coords = [ (-95.363151, 29.763374), (-95.448601, 29.713803) ]
+ Track.objects.create(name='Foo', line=LineString(coords))
+ t = Track.objects.reverse_geom().get(name='Foo')
+ coords.reverse()
+ self.assertEqual(tuple(coords), t.reverse_geom.coords)
+ if oracle:
+ self.assertRaises(TypeError, State.objects.reverse_geom)
- self.assertEqual(1, qs.count())
- for pc in qs: self.assertEqual(32128, pc.point.srid)
+ @no_mysql
+ @no_oracle
+ def test_scale(self):
+ "Testing the `scale` GeoQuerySet method."
+ xfac, yfac = 2, 3
+ tol = 5 # XXX The low precision tolerance is for SpatiaLite
+ qs = Country.objects.scale(xfac, yfac, model_att='scaled')
+ for c in qs:
+ for p1, p2 in zip(c.mpoly, c.scaled):
+ for r1, r2 in zip(p1, p2):
+ for c1, c2 in zip(r1.coords, r2.coords):
+ self.assertAlmostEqual(c1[0] * xfac, c2[0], tol)
+ self.assertAlmostEqual(c1[1] * yfac, c2[1], tol)
@no_mysql
@no_oracle
@no_spatialite
- def test27_snap_to_grid(self):
+ def test_snap_to_grid(self):
"Testing GeoQuerySet.snap_to_grid()."
# Let's try and break snap_to_grid() with bad combinations of arguments.
for bad_args in ((), range(3), range(5)):
@@ -695,48 +672,78 @@ def test27_snap_to_grid(self):
ref = fromstr('MULTIPOLYGON(((12.4 43.87,12.45 43.87,12.45 44.1,12.5 44.1,12.5 43.87,12.45 43.87,12.4 43.87)))')
self.assertTrue(ref.equals_exact(Country.objects.snap_to_grid(0.05, 0.23, 0.5, 0.17).get(name='San Marino').snap_to_grid, tol))
- @no_mysql
- @no_spatialite
- def test28_reverse(self):
- "Testing GeoQuerySet.reverse_geom()."
- coords = [ (-95.363151, 29.763374), (-95.448601, 29.713803) ]
- Track.objects.create(name='Foo', line=LineString(coords))
- t = Track.objects.reverse_geom().get(name='Foo')
- coords.reverse()
- self.assertEqual(tuple(coords), t.reverse_geom.coords)
- if oracle:
- self.assertRaises(TypeError, State.objects.reverse_geom)
+ def test_svg(self):
+ "Testing SVG output using GeoQuerySet.svg()."
+ if mysql or oracle:
+ self.assertRaises(NotImplementedError, City.objects.svg)
+ return
+
+ self.assertRaises(TypeError, City.objects.svg, precision='foo')
+ # SELECT AsSVG(geoapp_city.point, 0, 8) FROM geoapp_city WHERE name = 'Pueblo';
+ svg1 = 'cx="-104.609252" cy="-38.255001"'
+ # Even though relative, only one point so it's practically the same except for
+ # the 'c' letter prefix on the x,y values.
+ svg2 = svg1.replace('c', '')
+ self.assertEqual(svg1, City.objects.svg().get(name='Pueblo').svg)
+ self.assertEqual(svg2, City.objects.svg(relative=5).get(name='Pueblo').svg)
@no_mysql
- @no_oracle
- @no_spatialite
- def test29_force_rhr(self):
- "Testing GeoQuerySet.force_rhr()."
- rings = ( ( (0, 0), (5, 0), (0, 5), (0, 0) ),
- ( (1, 1), (1, 3), (3, 1), (1, 1) ),
- )
- rhr_rings = ( ( (0, 0), (0, 5), (5, 0), (0, 0) ),
- ( (1, 1), (3, 1), (1, 3), (1, 1) ),
- )
- State.objects.create(name='Foo', poly=Polygon(*rings))
- s = State.objects.force_rhr().get(name='Foo')
- self.assertEqual(rhr_rings, s.force_rhr.coords)
+ def test_transform(self):
+ "Testing the transform() GeoQuerySet method."
+ # Pre-transformed points for Houston and Pueblo.
+ htown = fromstr('POINT(1947516.83115183 6322297.06040572)', srid=3084)
+ ptown = fromstr('POINT(992363.390841912 481455.395105533)', srid=2774)
+ prec = 3 # Precision is low due to version variations in PROJ and GDAL.
+
+ # Asserting the result of the transform operation with the values in
+ # the pre-transformed points. Oracle does not have the 3084 SRID.
+ if not oracle:
+ h = City.objects.transform(htown.srid).get(name='Houston')
+ self.assertEqual(3084, h.point.srid)
+ self.assertAlmostEqual(htown.x, h.point.x, prec)
+ self.assertAlmostEqual(htown.y, h.point.y, prec)
+
+ p1 = City.objects.transform(ptown.srid, field_name='point').get(name='Pueblo')
+ p2 = City.objects.transform(srid=ptown.srid).get(name='Pueblo')
+ for p in [p1, p2]:
+ self.assertEqual(2774, p.point.srid)
+ self.assertAlmostEqual(ptown.x, p.point.x, prec)
+ self.assertAlmostEqual(ptown.y, p.point.y, prec)
@no_mysql
@no_oracle
- @no_spatialite
- def test30_geohash(self):
- "Testing GeoQuerySet.geohash()."
- if not connection.ops.geohash: return
- # Reference query:
- # SELECT ST_GeoHash(point) FROM geoapp_city WHERE name='Houston';
- # SELECT ST_GeoHash(point, 5) FROM geoapp_city WHERE name='Houston';
- ref_hash = '9vk1mfq8jx0c8e0386z6'
- h1 = City.objects.geohash().get(name='Houston')
- h2 = City.objects.geohash(precision=5).get(name='Houston')
- self.assertEqual(ref_hash, h1.geohash)
- self.assertEqual(ref_hash[:5], h2.geohash)
+ def test_translate(self):
+ "Testing the `translate` GeoQuerySet method."
+ xfac, yfac = 5, -23
+ qs = Country.objects.translate(xfac, yfac, model_att='translated')
+ for c in qs:
+ for p1, p2 in zip(c.mpoly, c.translated):
+ for r1, r2 in zip(p1, p2):
+ for c1, c2 in zip(r1.coords, r2.coords):
+ # XXX The low precision is for SpatiaLite
+ self.assertAlmostEqual(c1[0] + xfac, c2[0], 5)
+ self.assertAlmostEqual(c1[1] + yfac, c2[1], 5)
-from .test_feeds import GeoFeedTest
-from .test_regress import GeoRegressionTests
-from .test_sitemaps import GeoSitemapTest
+ @no_mysql
+ def test_unionagg(self):
+ "Testing the `unionagg` (aggregate union) GeoQuerySet method."
+ tx = Country.objects.get(name='Texas').mpoly
+ # Houston, Dallas -- Oracle has different order.
+ union1 = fromstr('MULTIPOINT(-96.801611 32.782057,-95.363151 29.763374)')
+ union2 = fromstr('MULTIPOINT(-96.801611 32.782057,-95.363151 29.763374)')
+ qs = City.objects.filter(point__within=tx)
+ self.assertRaises(TypeError, qs.unionagg, 'name')
+ # Using `field_name` keyword argument in one query and specifying an
+ # order in the other (which should not be used because this is
+ # an aggregate method on a spatial column)
+ u1 = qs.unionagg(field_name='point')
+ u2 = qs.order_by('name').unionagg()
+ tol = 0.00001
+ if oracle:
+ union = union2
+ else:
+ union = union1
+ self.assertEqual(True, union.equals_exact(u1, tol))
+ self.assertEqual(True, union.equals_exact(u2, tol))
+ qs = City.objects.filter(name='NotACity')
+ self.assertEqual(None, qs.unionagg(field_name='point'))
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