Coverage for tests/test_HtmPixelization.py : 20%

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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 unittest
26from lsst.sphgeom import Angle, Circle, HtmPixelization, RangeSet, UnitVector3d, ConvexPolygon
29class HtmPixelizationTestCase(unittest.TestCase):
31 def test_construction(self):
32 with self.assertRaises(ValueError):
33 HtmPixelization(-1)
34 with self.assertRaises(ValueError):
35 HtmPixelization(HtmPixelization.MAX_LEVEL + 1)
36 h1 = HtmPixelization(0)
37 self.assertEqual(h1.getLevel(), 0)
38 h2 = HtmPixelization(1)
39 h3 = HtmPixelization(h2)
40 self.assertNotEqual(h1, h2)
41 self.assertEqual(h2, h3)
43 def test_indexing(self):
44 h = HtmPixelization(1)
45 self.assertEqual(h.index(UnitVector3d(1, 1, 1)), 63)
47 def test_pixel(self):
48 h = HtmPixelization(1)
49 self.assertIsInstance(h.pixel(10), ConvexPolygon)
51 def test_level(self):
52 for index in (0, 16 * 4**HtmPixelization.MAX_LEVEL):
53 self.assertEqual(HtmPixelization.level(index), -1)
54 for level in range(HtmPixelization.MAX_LEVEL + 1):
55 for root in range(8, 16):
56 self.assertEqual(HtmPixelization.level(root * 4**level), level)
58 def test_envelope_and_interior(self):
59 pixelization = HtmPixelization(3)
60 c = Circle(UnitVector3d(1, 1, 1), Angle.fromDegrees(0.1))
61 rs = pixelization.envelope(c)
62 self.assertTrue(rs == RangeSet(0x3ff))
63 rs = pixelization.envelope(c, 1)
64 self.assertTrue(rs == RangeSet(0x3ff))
65 self.assertTrue(rs.isWithin(pixelization.universe()))
66 rs = pixelization.interior(c)
67 self.assertTrue(rs.empty())
69 def test_index_to_string(self):
70 strings = ['S0', 'S1', 'S2', 'S3', 'N0', 'N1', 'N2', 'N3']
71 for i in range(8, 16):
72 s0 = strings[i - 8]
73 self.assertEqual(HtmPixelization.asString(i), s0)
74 self.assertEqual(HtmPixelization(0).toString(i), s0)
75 for j in range(4):
76 s1 = s0 + str(j)
77 self.assertEqual(HtmPixelization.asString(i*4 + j), s1)
78 self.assertEqual(HtmPixelization(1).asString(i*4 + j), s1)
80 def test_string(self):
81 p = HtmPixelization(3)
82 self.assertEqual(str(p), 'HtmPixelization(3)')
83 self.assertEqual(str(p), repr(p))
84 self.assertEqual(
85 p, eval(repr(p), dict(HtmPixelization=HtmPixelization)))
87 def test_pickle(self):
88 a = HtmPixelization(20)
89 b = pickle.loads(pickle.dumps(a))
90 self.assertEqual(a, b)
93if __name__ == '__main__': 93 ↛ 94line 93 didn't jump to line 94, because the condition on line 93 was never true
94 unittest.main()