def test_union_meta(self):
cent1 = Centroids.from_pnt_bounds((-1, -1, 0, 0), res=1)
cent2 = Centroids.from_pnt_bounds((0, 0, 1, 1), res=1)
cent3 = Centroids.from_lat_lon(np.array([1]), np.array([1]))
cent = cent1.union(cent2)
np.testing.assert_array_equal(cent.lat, [0, 0, -1, -1, 1, 1, 0])
np.testing.assert_array_equal(cent.lon, [-1, 0, -1, 0, 0, 1, 1])
cent = cent3.union(cent1)
np.testing.assert_array_equal(cent.lat, [1, 0, 0, -1, -1])
np.testing.assert_array_equal(cent.lon, [1, -1, 0, -1, 0])
def test_from_pnt_bounds_pass(self):
"""Test from_pnt_bounds"""
left, bottom, right, top = 5, 0, 10, 10
centr = Centroids.from_pnt_bounds((left, bottom, right, top), 0.2)
self.assertTrue(u_coord.equal_crs(centr.meta['crs'], DEF_CRS))
self.assertEqual(centr.meta['width'], 26)
self.assertEqual(centr.meta['height'], 51)
self.assertAlmostEqual(centr.meta['transform'][0], 0.2)
self.assertAlmostEqual(centr.meta['transform'][1], 0.0)
self.assertAlmostEqual(centr.meta['transform'][2], 5 - 0.2 / 2)
self.assertAlmostEqual(centr.meta['transform'][3], 0.0)
self.assertAlmostEqual(centr.meta['transform'][4], -0.2)
self.assertAlmostEqual(centr.meta['transform'][5], 10 + 0.2 / 2)
self.assertTrue('lat' in centr.__dict__.keys())
self.assertTrue('lon' in centr.__dict__.keys())
