Coverage for tests/test_Interval1d.py: 22%

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 

31 def testConstruction(self): 

32 i = Interval1d(1) 

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

34 self.assertEqual(i.getA(), 1) 

35 i = Interval1d(1, 2) 

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

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

38 

39 def testComparisonOperators(self): 

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

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

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

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

44 

45 def testCenterAndSize(self): 

46 i = Interval1d(1, 2) 

47 self.assertEqual(i.getSize(), 1) 

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

49 

50 def testRelationships(self): 

51 i02 = Interval1d(0, 2) 

52 i13 = Interval1d(1, 3) 

53 i46 = Interval1d(4, 6) 

54 i06 = Interval1d(0, 6) 

55 self.assertTrue(i02.contains(1)) 

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

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

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

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

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

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

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

63 r = i02.relate(1) 

64 self.assertEqual(r, CONTAINS) 

65 r = i46.relate(i02) 

66 self.assertEqual(r, DISJOINT) 

67 

68 def testExpandingAndClipping(self): 

69 a = Interval1d(1, 2) 

70 b = ( 

71 a.expandedTo(3) 

72 .expandedTo(Interval1d(2, 4)) 

73 .clippedTo(Interval1d(0, 2)) 

74 .clippedTo(1) 

75 ) 

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

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

78 self.assertEqual(a, b) 

79 self.assertEqual(a, 1) 

80 

81 def testDilationAndErosion(self): 

82 a = Interval1d(1, 3) 

83 b = a.dilatedBy(1).erodedBy(2) 

84 a.dilateBy(1).erodeBy(2) 

85 self.assertEqual(a, b) 

86 self.assertEqual(a, 2) 

87 

88 def testString(self): 

89 i = Interval1d(1, 2) 

90 self.assertEqual(str(i), '[1.0, 2.0]') 

91 self.assertEqual(repr(i), 'Interval1d(1.0, 2.0)') 

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

93 

94 def testPickle(self): 

95 a = Interval1d(1.5, 3.5) 

96 b = pickle.loads(pickle.dumps(a)) 

97 self.assertEqual(a, b) 

98 

99 

100if __name__ == '__main__': 100 ↛ 101line 100 didn't jump to line 101, because the condition on line 100 was never true

101 unittest.main()