def test_snap_poi_02(self):
# Test 10 random basins
files = ["small25", "morocco", "tunez", "jebja30"]
for file in files:
# Cargamos objeto network guardado previamente
net_path = infolder + "/{0}_network.net".format(file)
net = Network(net_path)
# Obtenemos 20 puntos aleatorios
x1, x2, y1, y2 = net.get_extent()
xi = (x2 - x1) * np.random.random(25) + x1
yi = (y2 - y1) * np.random.random(25) + y1
puntos = np.array((xi, yi)).T
# Hacemos snap a celdas de canal
snap_pp = net.snap_points(puntos, kind="channel")
row, col = net.xy_2_cell(snap_pp[:, 0], snap_pp[:, 1])
inds = net.cell_2_ind(row, col)
# Comprobamos que punto esta entre los POI
for ind in inds:
res = ind in net._ix
self.assertEqual(res, True)
def test_empty_network(self):
net = Network()
# Test PRaster properties
self.assertEqual(net.get_cellsize(), (1.0, -1.0))
self.assertEqual(net.get_dims(), (1, 1))
self.assertEqual(net.get_size(), (1, 1))
self.assertEqual(net.get_extent(), (0.0, 1.0, 0.0, 1.0))
self.assertEqual(net.get_geotransform(),
(0.0, 1.0, 0.0, 1.0, 0.0, -1.0))
self.assertEqual(net.get_ncells(), 1)
self.assertEqual(net.get_projection(), "")
# Test PRaster functions
self.assertEqual(net.cell_2_ind(0, 0), .0)
self.assertEqual(net.cell_2_xy(0, 0), (0.5, 0.5))
self.assertEqual(net.xy_2_cell(1, 1), (0, 1))
self.assertEqual(net.ind_2_cell(0), (0, 0))
# Test saving functions
path = outfolder + "/net_delete.dat"
net.save(path)
self.assertEqual(os.path.exists(path), True)
if os.path.exists(path):
os.remove(path)
path = outfolder + "/points_delete.txt"
net.export_to_points(path)
self.assertEqual(os.path.exists(path), True)
if os.path.exists(path):
os.remove(path)
path = outfolder + "/shp_delete.shp"
net.export_to_shp(path)
self.assertEqual(os.path.exists(path), True)
if os.path.exists(path):
os.remove(path)
path = outfolder + "/chi_delete.shp"
net.get_chi_shapefile(path, 0)
self.assertEqual(os.path.exists(path), True)
if os.path.exists(path):
os.remove(path)
# Test other functions
self.assertEqual(
np.array_equal(net.get_streams(False),
np.array([1]).reshape(1, 1)), True)
self.assertEqual(
np.array_equal(net.get_stream_segments(False),
np.array([0]).reshape(1, 1)), True)
self.assertEqual(
np.array_equal(net.get_stream_orders("strahler", False),
np.array([1]).reshape(1, 1)), True)
self.assertEqual(
np.array_equal(net.get_stream_orders('shreeve', False),
np.array([1]).reshape(1, 1)), True)
self.assertEqual(
np.array_equal(net.get_stream_orders('dinosaur', False),
np.array([1]).reshape(1, 1)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("heads", "XY"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("heads", "CELL"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("heads", "IND"), np.array([])),
True)
self.assertEqual(
np.array_equal(net.get_stream_poi("confluences", "XY"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("confluences", "CELL"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("confluences", "IND"),
np.array([])), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("outlets", "XY"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("outlets", "CELL"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.get_stream_poi("outlets", "IND"), np.array([])),
True)
self.assertEqual(
np.array_equal(net.get_stream_poi("dinosaur", "dinosaur"),
np.array([]).reshape(0, 2)), True)
self.assertEqual(
np.array_equal(net.snap_points(np.array((5, 5)).reshape(1, 2)),
np.array([[0.5, 0.5]])), True)
self.assertEqual(net.is_inside(0, 0), False)
net.calculate_gradients(0)
