django1/tests/gis_tests/geoadmin/tests.py

94 lines
3.9 KiB
Python

from __future__ import unicode_literals
from unittest import skipUnless
from django.contrib.gis import admin
from django.contrib.gis.gdal import HAS_GDAL
from django.contrib.gis.geos import Point
from django.core.exceptions import ImproperlyConfigured
from django.test import TestCase, mock, override_settings, skipUnlessDBFeature
from .admin import UnmodifiableAdmin
from .models import City, CityMercator, site
@skipUnlessDBFeature("gis_enabled")
@override_settings(ROOT_URLCONF='django.contrib.gis.tests.geoadmin.urls')
class GeoAdminTest(TestCase):
def test_ensure_geographic_media(self):
geoadmin = site._registry[City]
admin_js = geoadmin.media.render_js()
self.assertTrue(any(geoadmin.openlayers_url in js for js in admin_js))
def test_olmap_OSM_rendering(self):
delete_all_btn = """<a href="javascript:geodjango_point.clearFeatures()">Delete all Features</a>"""
original_geoadmin = site._registry[City]
params = original_geoadmin.get_map_widget(City._meta.get_field('point')).params
result = original_geoadmin.get_map_widget(City._meta.get_field('point'))(
).render('point', Point(-79.460734, 40.18476), params)
self.assertIn(
"""geodjango_point.layers.base = new OpenLayers.Layer.OSM("OpenStreetMap (Mapnik)");""",
result)
self.assertIn(delete_all_btn, result)
site.unregister(City)
site.register(City, UnmodifiableAdmin)
try:
geoadmin = site._registry[City]
params = geoadmin.get_map_widget(City._meta.get_field('point')).params
result = geoadmin.get_map_widget(City._meta.get_field('point'))(
).render('point', Point(-79.460734, 40.18476), params)
self.assertNotIn(delete_all_btn, result)
finally:
site.unregister(City)
site.register(City, original_geoadmin.__class__)
def test_olmap_WMS_rendering(self):
geoadmin = admin.GeoModelAdmin(City, site)
result = geoadmin.get_map_widget(City._meta.get_field('point'))(
).render('point', Point(-79.460734, 40.18476))
self.assertIn(
"""geodjango_point.layers.base = new OpenLayers.Layer.WMS("OpenLayers WMS", """
""""http://vmap0.tiles.osgeo.org/wms/vmap0", {layers: 'basic', format: 'image/jpeg'});""",
result)
@mock.patch('django.contrib.gis.admin.options.HAS_GDAL', False)
def test_no_gdal_admin_model_diffent_srid(self):
msg = (
'Map SRID is 3857 and SRID of `geoadmin.City.point` is 4326. '
'GDAL must be installed to perform the transformation.'
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
geoadmin = site._registry[City]
geoadmin.get_changelist_form(None)()
@mock.patch('django.contrib.gis.admin.options.HAS_GDAL', False)
def test_no_gdal_admin_model_same_srid(self):
geoadmin = site._registry[CityMercator]
geoadmin.get_changelist_form(None)()
@skipUnless(HAS_GDAL, "GDAL is required.")
def test_olwidget_has_changed(self):
"""
Check that changes are accurately noticed by OpenLayersWidget.
"""
geoadmin = site._registry[City]
form = geoadmin.get_changelist_form(None)()
has_changed = form.fields['point'].has_changed
initial = Point(13.4197458572965953, 52.5194108501149799, srid=4326)
data_same = "SRID=3857;POINT(1493879.2754093995 6894592.019687599)"
data_almost_same = "SRID=3857;POINT(1493879.2754093990 6894592.019687590)"
data_changed = "SRID=3857;POINT(1493884.0527237 6894593.8111804)"
self.assertTrue(has_changed(None, data_changed))
self.assertTrue(has_changed(initial, ""))
self.assertFalse(has_changed(None, ""))
self.assertFalse(has_changed(initial, data_same))
self.assertFalse(has_changed(initial, data_almost_same))
self.assertTrue(has_changed(initial, data_changed))