Coverage for tests/test_LonLat.py: 32%

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1# This file is part of sphgeom. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (http://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# This software is dual licensed under the GNU General Public License and also 

10# under a 3-clause BSD license. Recipients may choose which of these licenses 

11# to use; please see the files gpl-3.0.txt and/or bsd_license.txt, 

12# respectively. If you choose the GPL option then the following text applies 

13# (but note that there is still no warranty even if you opt for BSD instead): 

14# 

15# This program is free software: you can redistribute it and/or modify 

16# it under the terms of the GNU General Public License as published by 

17# the Free Software Foundation, either version 3 of the License, or 

18# (at your option) any later version. 

19# 

20# This program is distributed in the hope that it will be useful, 

21# but WITHOUT ANY WARRANTY; without even the implied warranty of 

22# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

23# GNU General Public License for more details. 

24# 

25# You should have received a copy of the GNU General Public License 

26# along with this program. If not, see <http://www.gnu.org/licenses/>. 

27 

28import pickle 

29import unittest 

30 

31from lsst.sphgeom import Angle, LonLat, NormalizedAngle, UnitVector3d 

32 

33 

34class LonLatTestCase(unittest.TestCase): 

35 """Test LonLat.""" 

36 

37 def testConstruction(self): 

38 p = LonLat.fromDegrees(45, 45) 

39 self.assertEqual(p, LonLat(NormalizedAngle.fromDegrees(45), Angle.fromDegrees(45))) 

40 u = UnitVector3d(p) 

41 q = LonLat(u) 

42 self.assertAlmostEqual(p.getLon().asRadians(), q.getLon().asRadians(), places=13) 

43 self.assertAlmostEqual(p.getLat().asRadians(), q.getLat().asRadians(), places=13) 

44 self.assertAlmostEqual(p.getLon().asRadians(), LonLat.latitudeOf(u).asRadians(), places=13) 

45 self.assertAlmostEqual(p.getLon().asRadians(), LonLat.longitudeOf(u).asRadians(), places=13) 

46 

47 def testComparisonOperators(self): 

48 self.assertEqual(LonLat.fromDegrees(45, 45), LonLat.fromDegrees(45, 45)) 

49 self.assertNotEqual(LonLat.fromDegrees(0, 0), LonLat.fromDegrees(45, 45)) 

50 

51 def testString(self): 

52 p = LonLat.fromRadians(1, 1) 

53 self.assertEqual(str(p), "[1.0, 1.0]") 

54 self.assertEqual(repr(p), "LonLat.fromRadians(1.0, 1.0)") 

55 self.assertEqual(p, eval(repr(p), {"LonLat": LonLat})) 

56 

57 def testPickle(self): 

58 p = LonLat.fromRadians(2, 1) 

59 q = pickle.loads(pickle.dumps(p)) 

60 self.assertEqual(p, q) 

61 

62 

63if __name__ == "__main__": 

64 unittest.main()