Fixed test cases and `GeoQuerySet.geojson` to support PostGIS 1.4.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@11340 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Justin Bronn
parent
6644ef72c8
commit
1707304bad
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@ -125,11 +125,19 @@ class GeoQuerySet(QuerySet):
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if not isinstance(precision, (int, long)):
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raise TypeError('Precision keyword must be set with an integer.')
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# Setting the options flag
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options = 0
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if crs and bbox: options = 3
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elif crs: options = 1
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elif bbox: options = 2
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# Setting the options flag -- which depends on which version of
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# PostGIS we're using.
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major, minor1, minor2 = SpatialBackend.version
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if major >=1 and (minor1 >= 4):
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options = 0
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if crs and bbox: options = 3
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elif bbox: options = 1
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elif crs: options = 2
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else:
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options = 0
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if crs and bbox: options = 3
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elif crs: options = 1
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elif bbox: options = 2
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s = {'desc' : 'GeoJSON',
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'procedure_args' : {'precision' : precision, 'options' : options},
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'procedure_fmt' : '%(geo_col)s,%(precision)s,%(options)s',
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@ -148,15 +148,16 @@ class GeoModelTest(unittest.TestCase):
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ptown1 = City.objects.gml(field_name='point', precision=9).get(name='Pueblo')
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ptown2 = City.objects.gml(precision=9).get(name='Pueblo')
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import re
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if SpatialBackend.oracle:
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# No precision parameter for Oracle :-/
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import re
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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>')
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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>')
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for ptown in [ptown1, ptown2]:
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self.assertEqual(True, bool(gml_regex.match(ptown.gml)))
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self.failUnless(gml_regex.match(ptown.gml))
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else:
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gml_regex = re.compile(r'^<gml:Point srsName="EPSG:4326"><gml:coordinates>-104\.60925\d+,38\.255001</gml:coordinates></gml:Point>')
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for ptown in [ptown1, ptown2]:
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self.assertEqual('<gml:Point srsName="EPSG:4326"><gml:coordinates>-104.609252,38.255001</gml:coordinates></gml:Point>', ptown.gml)
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self.failUnless(gml_regex.match(ptown.gml))
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@no_spatialite
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@no_oracle
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@ -167,28 +168,38 @@ class GeoModelTest(unittest.TestCase):
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if not SpatialBackend.geojson:
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return
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major, minor1, minor2 = SpatialBackend.version
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if major >=1 and minor1 >= 4:
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pueblo_json = '{"type":"Point","coordinates":[-104.609252,38.255001]}'
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houston_json = '{"type":"Point","crs":{"type":"name","properties":{"name":"EPSG:4326"}},"coordinates":[-95.363151,29.763374]}'
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victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.305196,48.462611]}'
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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]}'
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else:
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pueblo_json = '{"type":"Point","coordinates":[-104.60925200,38.25500100]}'
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houston_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"coordinates":[-95.36315100,29.76337400]}'
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victoria_json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.30519600,48.46261100]}'
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chicago_json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
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# Precision argument should only be an integer
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self.assertRaises(TypeError, City.objects.geojson, precision='foo')
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# Reference queries and values.
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# SELECT ST_AsGeoJson("geoapp_city"."point", 8, 0) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Pueblo';
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json = '{"type":"Point","coordinates":[-104.60925200,38.25500100]}'
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self.assertEqual(City.objects.geojson().get(name='Pueblo').geojson, json)
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self.assertEqual(pueblo_json, City.objects.geojson().get(name='Pueblo').geojson)
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# SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
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json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"coordinates":[-95.36315100,29.76337400]}'
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# 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
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# 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
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# This time we want to include the CRS by using the `crs` keyword.
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self.assertEqual(City.objects.geojson(crs=True, model_att='json').get(name='Houston').json, json)
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self.assertEqual(houston_json, City.objects.geojson(crs=True, model_att='json').get(name='Houston').json)
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# SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Victoria';
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json = '{"type":"Point","bbox":[-123.30519600,48.46261100,-123.30519600,48.46261100],"coordinates":[-123.30519600,48.46261100]}'
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# 1.3.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 2) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Victoria';
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# 1.4.x: SELECT ST_AsGeoJson("geoapp_city"."point", 8, 1) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Houston';
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# This time we include the bounding box by using the `bbox` keyword.
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self.assertEqual(City.objects.geojson(bbox=True).get(name='Victoria').geojson, json)
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self.assertEqual(victoria_json, City.objects.geojson(bbox=True).get(name='Victoria').geojson)
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# SELECT ST_AsGeoJson("geoapp_city"."point", 5, 3) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Chicago';
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json = '{"type":"Point","crs":{"type":"EPSG","properties":{"EPSG":4326}},"bbox":[-87.65018,41.85039,-87.65018,41.85039],"coordinates":[-87.65018,41.85039]}'
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# 1.(3|4).x: SELECT ST_AsGeoJson("geoapp_city"."point", 5, 3) FROM "geoapp_city" WHERE "geoapp_city"."name" = 'Chicago';
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# Finally, we set every available keyword.
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self.assertEqual(City.objects.geojson(bbox=True, crs=True, precision=5).get(name='Chicago').geojson, json)
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self.assertEqual(chicago_json, City.objects.geojson(bbox=True, crs=True, precision=5).get(name='Chicago').geojson)
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@no_oracle
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def test03d_svg(self):
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@ -39,10 +39,7 @@ class RelatedGeoModelTest(unittest.TestCase):
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"Testing the `transform` GeoQuerySet method on related geographic models."
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# All the transformations are to state plane coordinate systems using
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# US Survey Feet (thus a tolerance of 0 implies error w/in 1 survey foot).
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if SpatialBackend.postgis:
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tol = 3
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else:
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tol = 0
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tol = 0
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def check_pnt(ref, pnt):
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self.assertAlmostEqual(ref.x, pnt.x, tol)
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@ -1,4 +1,5 @@
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import unittest
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from django.contrib.gis.db.backend import SpatialBackend
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from django.contrib.gis.tests.utils import mysql, no_mysql, oracle, postgis, spatialite
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if not mysql:
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from django.contrib.gis.models import SpatialRefSys
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@ -7,6 +8,7 @@ test_srs = ({'srid' : 4326,
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'auth_name' : ('EPSG', True),
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'auth_srid' : 4326,
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'srtext' : 'GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]]',
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'srtext14' : 'GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]]',
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'proj4' : '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs ',
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'spheroid' : 'WGS 84', 'name' : 'WGS 84',
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'geographic' : True, 'projected' : False, 'spatialite' : True,
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@ -17,6 +19,7 @@ test_srs = ({'srid' : 4326,
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'auth_name' : ('EPSG', False),
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'auth_srid' : 32140,
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'srtext' : 'PROJCS["NAD83 / Texas South Central",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["standard_parallel_1",30.28333333333333],PARAMETER["standard_parallel_2",28.38333333333333],PARAMETER["latitude_of_origin",27.83333333333333],PARAMETER["central_meridian",-99],PARAMETER["false_easting",600000],PARAMETER["false_northing",4000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","32140"]]',
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'srtext14': 'PROJCS["NAD83 / Texas South Central",GEOGCS["NAD83",DATUM["North_American_Datum_1983",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6269"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.01745329251994328,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4269"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["standard_parallel_1",30.28333333333333],PARAMETER["standard_parallel_2",28.38333333333333],PARAMETER["latitude_of_origin",27.83333333333333],PARAMETER["central_meridian",-99],PARAMETER["false_easting",600000],PARAMETER["false_northing",4000000],AUTHORITY["EPSG","32140"],AXIS["X",EAST],AXIS["Y",NORTH]]',
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'proj4' : '+proj=lcc +lat_1=30.28333333333333 +lat_2=28.38333333333333 +lat_0=27.83333333333333 +lon_0=-99 +x_0=600000 +y_0=4000000 +ellps=GRS80 +datum=NAD83 +units=m +no_defs ',
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'spheroid' : 'GRS 1980', 'name' : 'NAD83 / Texas South Central',
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'geographic' : False, 'projected' : True, 'spatialite' : False,
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@ -25,6 +28,10 @@ test_srs = ({'srid' : 4326,
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},
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)
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if SpatialBackend.postgis:
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major, minor1, minor2 = SpatialBackend.version
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POSTGIS_14 = major >=1 and minor1 >= 4
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class SpatialRefSysTest(unittest.TestCase):
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@no_mysql
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@ -45,7 +52,11 @@ class SpatialRefSysTest(unittest.TestCase):
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# No proj.4 and different srtext on oracle backends :(
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if postgis:
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self.assertEqual(sd['srtext'], srs.wkt)
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if POSTGIS_14:
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srtext = sd['srtext14']
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else:
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srtext = sd['srtext']
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self.assertEqual(srtext, srs.wkt)
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self.assertEqual(sd['proj4'], srs.proj4text)
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@no_mysql
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@ -68,7 +79,11 @@ class SpatialRefSysTest(unittest.TestCase):
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self.assertEqual(sd['proj4'], srs.proj4)
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# No `srtext` field in the `spatial_ref_sys` table in SpatiaLite
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if not spatialite:
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self.assertEqual(sd['srtext'], srs.wkt)
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if POSTGIS_14:
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srtext = sd['srtext14']
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else:
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srtext = sd['srtext']
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self.assertEqual(srtext, srs.wkt)
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@no_mysql
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def test03_ellipsoid(self):
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