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from django.contrib.gis import admin
from django.contrib.gis.geos import Point
from django.test import SimpleTestCase, override_settings
from .admin import UnmodifiableAdmin
from .models import City, site
@override_settings(ROOT_URLCONF='django.contrib.gis.tests.geoadmin.urls')
class GeoAdminTest(SimpleTestCase):
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)
def test_olwidget_has_changed(self):
"""
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))
def test_olwidget_empty_string(self):
geoadmin = site._registry[City]
form = geoadmin.get_changelist_form(None)({'point': ''})
with self.assertRaisesMessage(AssertionError, 'no logs'):
with self.assertLogs('django.contrib.gis', 'ERROR'):
output = str(form['point'])
self.assertInHTML(
'<textarea id="id_point" class="vWKTField required" cols="150"'
' rows="10" name="point"></textarea>',
output
)
def test_olwidget_invalid_string(self):
geoadmin = site._registry[City]
form = geoadmin.get_changelist_form(None)({'point': 'INVALID()'})
with self.assertLogs('django.contrib.gis', 'ERROR') as cm:
output = str(form['point'])
self.assertInHTML(
'<textarea id="id_point" class="vWKTField required" cols="150"'
' rows="10" name="point"></textarea>',
output
)
self.assertEqual(len(cm.records), 1)
self.assertEqual(
cm.records[0].getMessage(),
"Error creating geometry from value 'INVALID()' (String input "
"unrecognized as WKT EWKT, and HEXEWKB.)"
)
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