Coverage for tests/test_Interval1d.py: 25%

61 statements  

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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# 

22 

23import pickle 

24import unittest 

25 

26from lsst.sphgeom import CONTAINS, DISJOINT, Interval1d 

27 

28 

29class Interval1dTestCase(unittest.TestCase): 

30 def testConstruction(self): 

31 i = Interval1d(1) 

32 self.assertEqual(i.getA(), i.getB()) 

33 self.assertEqual(i.getA(), 1) 

34 i = Interval1d(1, 2) 

35 self.assertEqual(i, Interval1d(1, 2)) 

36 self.assertTrue(Interval1d.empty().isEmpty()) 

37 

38 def testComparisonOperators(self): 

39 self.assertEqual(Interval1d(1), Interval1d(1, 1)) 

40 self.assertEqual(Interval1d(1), 1) 

41 self.assertNotEqual(Interval1d(1, 1), Interval1d(2, 2)) 

42 self.assertNotEqual(Interval1d(2, 2), 1) 

43 

44 def testCenterAndSize(self): 

45 i = Interval1d(1, 2) 

46 self.assertEqual(i.getSize(), 1) 

47 self.assertEqual(i.getCenter(), 1.5) 

48 

49 def testRelationships(self): 

50 i02 = Interval1d(0, 2) 

51 i13 = Interval1d(1, 3) 

52 i46 = Interval1d(4, 6) 

53 i06 = Interval1d(0, 6) 

54 self.assertTrue(i02.contains(1)) 

55 self.assertTrue(i02.contains(Interval1d(0.5, 1.5))) 

56 self.assertTrue(i02.isDisjointFrom(3)) 

57 self.assertTrue(i02.isDisjointFrom(i46)) 

58 self.assertTrue(i02.intersects(1)) 

59 self.assertTrue(i02.intersects(i13)) 

60 self.assertTrue(Interval1d(1, 1).isWithin(i02)) 

61 self.assertTrue(i02.isWithin(i06)) 

62 r = i02.relate(1) 

63 self.assertEqual(r, CONTAINS) 

64 r = i46.relate(i02) 

65 self.assertEqual(r, DISJOINT) 

66 

67 def testExpandingAndClipping(self): 

68 a = Interval1d(1, 2) 

69 b = a.expandedTo(3).expandedTo(Interval1d(2, 4)).clippedTo(Interval1d(0, 2)).clippedTo(1) 

70 a.expandTo(3).expandTo(Interval1d(2, 4)) 

71 a.clipTo(Interval1d(0, 2)).clipTo(1) 

72 self.assertEqual(a, b) 

73 self.assertEqual(a, 1) 

74 

75 def testDilationAndErosion(self): 

76 a = Interval1d(1, 3) 

77 b = a.dilatedBy(1).erodedBy(2) 

78 a.dilateBy(1).erodeBy(2) 

79 self.assertEqual(a, b) 

80 self.assertEqual(a, 2) 

81 

82 def testString(self): 

83 i = Interval1d(1, 2) 

84 self.assertEqual(str(i), "[1.0, 2.0]") 

85 self.assertEqual(repr(i), "Interval1d(1.0, 2.0)") 

86 self.assertEqual(i, eval(repr(i), dict(Interval1d=Interval1d))) 

87 

88 def testPickle(self): 

89 a = Interval1d(1.5, 3.5) 

90 b = pickle.loads(pickle.dumps(a)) 

91 self.assertEqual(a, b) 

92 

93 

94if __name__ == "__main__": 94 ↛ 95line 94 didn't jump to line 95, because the condition on line 94 was never true

95 unittest.main()