Coverage for tests/test_NormalizedAngle.py: 22%
46 statements
« prev ^ index » next coverage.py v7.2.7, created at 2023-07-12 10:50 -0700
« prev ^ index » next coverage.py v7.2.7, created at 2023-07-12 10:50 -0700
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, LonLat, NormalizedAngle, UnitVector3d
29class NormalizedAngleTestCase(unittest.TestCase):
30 """Test normalized angle."""
32 def testConstruction(self):
33 a1 = NormalizedAngle(1.0)
34 a2 = NormalizedAngle.fromRadians(1.0)
35 a3 = NormalizedAngle.fromDegrees(57.29577951308232)
36 self.assertEqual(a1, a2)
37 self.assertEqual(a1.asRadians(), 1.0)
38 self.assertEqual(a1, a3)
39 self.assertEqual(a1.asDegrees(), 57.29577951308232)
40 self.assertEqual(NormalizedAngle.between(NormalizedAngle(0), NormalizedAngle(1)), NormalizedAngle(1))
41 a = NormalizedAngle.center(NormalizedAngle(0), NormalizedAngle(1))
42 self.assertAlmostEqual(a.asRadians(), 0.5, places=15)
43 a = NormalizedAngle(LonLat.fromDegrees(45, 0), LonLat.fromDegrees(90, 0))
44 self.assertAlmostEqual(a.asDegrees(), 45.0, places=13)
45 a = NormalizedAngle(UnitVector3d.Y(), UnitVector3d.Z())
46 self.assertAlmostEqual(a.asDegrees(), 90.0, places=13)
48 def testComparisonOperators(self):
49 a1 = NormalizedAngle(1)
50 a2 = NormalizedAngle(2)
51 self.assertNotEqual(a1, a2)
52 self.assertLess(a1, a2)
53 self.assertLessEqual(a1, a2)
54 self.assertGreater(a2, a1)
55 self.assertGreaterEqual(a2, a1)
57 def testArithmeticOperators(self):
58 a = NormalizedAngle(1)
59 b = -a
60 self.assertEqual(a + b, Angle(0))
61 self.assertEqual(a - b, 2.0 * a)
62 self.assertEqual(a - b, a * 2.0)
63 self.assertEqual(a / 1.0, a)
64 self.assertEqual(a / a, 1.0)
66 def testAngleTo(self):
67 self.assertEqual(NormalizedAngle(1).getAngleTo(NormalizedAngle(2)), NormalizedAngle(1))
69 def testString(self):
70 self.assertEqual(str(NormalizedAngle(1)), "1.0")
71 self.assertEqual(repr(NormalizedAngle(1)), "NormalizedAngle(1.0)")
72 a = NormalizedAngle(0.5)
73 self.assertEqual(a, eval(repr(a), {"NormalizedAngle": NormalizedAngle}))
75 def testPickle(self):
76 a = NormalizedAngle(1.5)
77 b = pickle.loads(pickle.dumps(a))
78 self.assertEqual(a, b)
81if __name__ == "__main__":
82 unittest.main()