class TestOperationsModel(unittest.TestCase):
def setUp(self):
self.model = OperationsModel()
def test_no_op(self):
geom = geo.Geometry.build_geometry('{"type":"Point","coordinates":[30,10]}')
with self.assertRaises(NoSuchOperation):
self.model.invoke('kangaroo', geom)
with self.assertRaises(BadInvoke):
self.model.invoke('length')
with self.assertRaises(BadInvoke):
self.model.invoke('length', geom, geom)
with self.assertRaises(BadInvoke):
self.model.invoke('difference', geom)
def test_pod_op(self):
geom = geo.Geometry.build_geometry('{"type":"LineString","coordinates":[[10.0,0.0],[10.0,10.0]]}')
result = self.model.invoke('length', geom)
self.assert_(result.is_pod)
self.assertEqual(result.value, 10.0)
def test_geom_op(self):
geom = geo.Geometry.build_geometry('{"type":"Point","coordinates":[30,10]}')
result = self.model.invoke('centroid', geom)
self.assertFalse(result.is_pod)
self.assert_(geom.equals(result.value))
def setUp(self):
self.model = OperationsModel()