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1# This file is part of skymap. 

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

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

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

12# (at your option) any later version. 

13# 

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

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

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

17# GNU General Public License for more details. 

18# 

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

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

21 

22import unittest 

23 

24import lsst.utils.tests 

25 

26try: 

27 from lsst.daf.butler import ExpandedDataCoordinate, DimensionUniverse, DimensionGraph, DataCoordinate 

28 HAVE_DAF_BUTLER = True 

29except ImportError: 

30 HAVE_DAF_BUTLER = False 

31 

32from lsst.skymap.packers import SkyMapDimensionPacker 

33 

34 

35@unittest.skipUnless(HAVE_DAF_BUTLER, "daf_butler not setup") 

36class SkyMapDimensionPackerTestCase(lsst.utils.tests.TestCase): 

37 

38 def setUp(self): 

39 self.universe = DimensionUniverse() 

40 self.fixed = ExpandedDataCoordinate( 

41 DimensionGraph(universe=self.universe, names=["skymap"]), 

42 values=("unimportant",), 

43 records={ 

44 "skymap": self.universe["skymap"].RecordClass.fromDict({ 

45 "name": "unimportant", 

46 "tract_max": 5, 

47 "patch_nx_max": 3, 

48 "patch_ny_max": 3, 

49 }) 

50 }) 

51 

52 def testWithoutFilter(self): 

53 dimensions = DimensionGraph(universe=self.universe, names=["tract", "patch"]) 

54 dataId = DataCoordinate.standardize( 

55 skymap=self.fixed["skymap"], 

56 tract=2, 

57 patch=6, 

58 universe=self.universe 

59 ) 

60 packer = SkyMapDimensionPacker(self.fixed, dimensions) 

61 packedId = packer.pack(dataId) 

62 self.assertLessEqual(packedId.bit_length(), packer.maxBits) 

63 self.assertEqual(packer.unpack(packedId), dataId) 

64 

65 def testWithFilter(self): 

66 dimensions = DimensionGraph(universe=self.universe, names=["tract", "patch", "abstract_filter"]) 

67 dataId = DataCoordinate.standardize( 

68 skymap=self.fixed["skymap"], 

69 tract=2, 

70 patch=6, 

71 abstract_filter="g", 

72 universe=self.universe 

73 ) 

74 packer = SkyMapDimensionPacker(self.fixed, dimensions) 

75 packedId = packer.pack(dataId) 

76 self.assertLessEqual(packedId.bit_length(), packer.maxBits) 

77 self.assertEqual(packer.unpack(packedId), dataId) 

78 

79 

80class MemoryTester(lsst.utils.tests.MemoryTestCase): 

81 pass 

82 

83 

84def setup_module(module): 

85 lsst.utils.tests.init() 

86 

87 

88if __name__ == "__main__": 88 ↛ 89line 88 didn't jump to line 89, because the condition on line 88 was never true

89 lsst.utils.tests.init() 

90 unittest.main()