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1# This file is part of pipe_base. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (https://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 <https://www.gnu.org/licenses/>. 

21 

22"""Tests of things related to the GraphBuilder class.""" 

23 

24import logging 

25import unittest 

26 

27from lsst.pipe.base import GraphBuilder 

28from lsst.pipe.base.tests import simpleQGraph 

29import lsst.utils.tests 

30from lsst.utils.tests import temporaryDirectory 

31 

32_LOG = logging.getLogger(__name__) 

33 

34 

35class VerifyInstrumentRestrictionTestCase(unittest.TestCase): 

36 

37 def testAddInstrument(self): 

38 """Verify the pipeline instrument is added to the query.""" 

39 self.assertEqual( 

40 GraphBuilder._verifyInstrumentRestriction("HSC", "tract = 42"), 

41 "instrument = 'HSC' AND (tract = 42)") 

42 

43 def testQueryContainsInstrument(self): 

44 """Verify the instrument is found and no further action is taken.""" 

45 self.assertEqual( 

46 GraphBuilder._verifyInstrumentRestriction("HSC", "'HSC' = instrument AND tract = 42"), 

47 "'HSC' = instrument AND tract = 42") 

48 

49 def testQueryContainsInstrumentAltOrder(self): 

50 """Verify instrument is found in a different order, with no further 

51 action.""" 

52 self.assertEqual( 

53 GraphBuilder._verifyInstrumentRestriction("HSC", "tract=42 AND instrument='HSC'"), 

54 "tract=42 AND instrument='HSC'") 

55 

56 def testQueryContainsSimilarKey(self): 

57 """Verify a key that contains "instrument" is not confused for the 

58 actual "instrument" key.""" 

59 self.assertEqual( 

60 GraphBuilder._verifyInstrumentRestriction("HSC", "notinstrument=42 AND instrument='HSC'"), 

61 "notinstrument=42 AND instrument='HSC'") 

62 

63 def testNoPipelineInstrument(self): 

64 """Verify that when no pipeline instrument is passed that the query is 

65 returned unchanged.""" 

66 self.assertEqual( 

67 GraphBuilder._verifyInstrumentRestriction(None, "foo=bar"), 

68 "foo=bar") 

69 

70 def testNoPipelineInstrumentTwoQueryInstruments(self): 

71 """Verify that when no pipeline instrument is passed that the query can 

72 contain two instruments.""" 

73 self.assertEqual( 

74 GraphBuilder._verifyInstrumentRestriction(None, "instrument = 'HSC' OR instrument = 'LSSTCam'"), 

75 "instrument = 'HSC' OR instrument = 'LSSTCam'") 

76 

77 def testTwoQueryInstruments(self): 

78 """Verify that when a pipeline instrument is passed and the query 

79 contains two instruments that a RuntimeError is raised.""" 

80 with self.assertRaises(RuntimeError): 

81 GraphBuilder._verifyInstrumentRestriction("HSC", "instrument = 'HSC' OR instrument = 'LSSTCam'") 

82 

83 def testNoQuery(self): 

84 """Test adding the instrument query to an empty query.""" 

85 self.assertEqual(GraphBuilder._verifyInstrumentRestriction("HSC", ""), "instrument = 'HSC'") 

86 

87 def testNoQueryNoInstruments(self): 

88 """Test the verify function when there is no instrument and no 

89 query.""" 

90 self.assertEqual(GraphBuilder._verifyInstrumentRestriction("", ""), "") 

91 

92 

93class GraphBuilderTestCase(unittest.TestCase): 

94 

95 def testDefault(self): 

96 """Simple test to verify makeSimpleQGraph can be used to make a Quantum 

97 Graph.""" 

98 with temporaryDirectory() as root: 

99 # makeSimpleQGraph calls GraphBuilder. 

100 butler, qgraph = simpleQGraph.makeSimpleQGraph(root=root) 

101 # by default makeSimpleQGraph makes a graph with 5 nodes 

102 self.assertEqual(len(qgraph), 5) 

103 

104 def testAddInstrumentMismatch(self): 

105 """Verify that a RuntimeError is raised if the instrument in the user 

106 query does not match the instrument in the pipeline.""" 

107 with temporaryDirectory() as root: 

108 pipeline = simpleQGraph.makeSimplePipeline( 

109 nQuanta=5, 

110 instrument="lsst.pipe.base.tests.simpleQGraph.SimpleInstrument") 

111 with self.assertRaises(RuntimeError): 

112 simpleQGraph.makeSimpleQGraph(root=root, 

113 pipeline=pipeline, 

114 userQuery="instrument = 'foo'") 

115 

116 

117if __name__ == "__main__": 117 ↛ 118line 117 didn't jump to line 118, because the condition on line 117 was never true

118 lsst.utils.tests.init() 

119 unittest.main()