Coverage for tests/test_Q3cPixelization.py : 23%

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1#
2# LSST Data Management System
3# See COPYRIGHT file at the top of the source tree.
4#
5# This product includes software developed by the
6# LSST Project (http://www.lsst.org/).
7#
8# This program is free software: you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation, either version 3 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the LSST License Statement and
19# the GNU General Public License along with this program. If not,
20# see <https://www.lsstcorp.org/LegalNotices/>.
21#
23import pickle
24import yaml
25import unittest
27from lsst.sphgeom import Angle, Circle, Q3cPixelization, RangeSet, UnitVector3d, ConvexPolygon
30class Q3cPixelizationTestCase(unittest.TestCase):
32 def test_construction(self):
33 with self.assertRaises(ValueError):
34 Q3cPixelization(-1)
35 with self.assertRaises(ValueError):
36 Q3cPixelization(Q3cPixelization.MAX_LEVEL + 1)
37 q1 = Q3cPixelization(0)
38 self.assertEqual(q1.getLevel(), 0)
39 q2 = Q3cPixelization(1)
40 q3 = Q3cPixelization(q2)
41 self.assertNotEqual(q1, q2)
42 self.assertEqual(q2, q3)
44 def test_indexing(self):
45 pixelization = Q3cPixelization(1)
46 self.assertEqual(pixelization.index(UnitVector3d(0.5, -0.5, 1.0)), 0)
48 def test_pixel(self):
49 h = Q3cPixelization(1)
50 self.assertIsInstance(h.pixel(10), ConvexPolygon)
52 def test_envelope_and_interior(self):
53 pixelization = Q3cPixelization(1)
54 c = Circle(UnitVector3d(1.0, -0.5, -0.5), Angle.fromDegrees(0.1))
55 rs = pixelization.envelope(c)
56 self.assertTrue(rs == RangeSet(4))
57 rs = pixelization.envelope(c, 1)
58 self.assertTrue(rs == RangeSet(4))
59 self.assertTrue(rs.isWithin(pixelization.universe()))
60 rs = pixelization.interior(c)
61 self.assertTrue(rs.empty())
63 def test_index_to_string(self):
64 strings = ['+X', '+Y', '+Z', '-X', '-Y', '-Z']
65 for i in range(6):
66 s = strings[i]
67 components = [0.0]*3
68 components[i % 3] = 1.0 if i < 3 else -1.0
69 v = UnitVector3d(*components)
70 f = Q3cPixelization(0).index(v)
71 self.assertEqual(Q3cPixelization(0).toString(f), s)
72 for j in range(4):
73 self.assertEqual(Q3cPixelization(1).toString(f*4 + j),
74 s + str(j))
76 def test_string(self):
77 p = Q3cPixelization(3)
78 self.assertEqual(str(p), 'Q3cPixelization(3)')
79 self.assertEqual(str(p), repr(p))
80 self.assertEqual(
81 p, eval(repr(p), dict(Q3cPixelization=Q3cPixelization)))
83 def test_pickle(self):
84 a = Q3cPixelization(20)
85 b = pickle.loads(pickle.dumps(a))
86 self.assertEqual(a, b)
88 def test_yaml(self):
89 a = Q3cPixelization(20)
90 b = yaml.safe_load(yaml.dump(a))
91 self.assertEqual(a, b)
94if __name__ == '__main__': 94 ↛ 95line 94 didn't jump to line 95, because the condition on line 94 was never true
95 unittest.main()