Coverage for tests/test_flaghandler.py: 45%
30 statements
« prev ^ index » next coverage.py v6.4.1, created at 2022-06-18 11:32 +0000
« prev ^ index » next coverage.py v6.4.1, created at 2022-06-18 11:32 +0000
1#
2# LSST Data Management System
3#
4# Copyright 2008-2016 AURA/LSST.
5#
6# This product includes software developed by the
7# LSST Project (http://www.lsst.org/).
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 LSST License Statement and
20# the GNU General Public License along with this program. If not,
21# see <https://www.lsstcorp.org/LegalNotices/>.
22#
23import unittest
24import uuid
26import lsst.utils.tests
27import lsst.afw.table as afwTable
28import lsst.meas.extensions.photometryKron as photKron
29from lsst.daf.base import PropertyList
32def getTableDelimeter(schema):
33 """
34 Return the character(s) used as delimeters within the given schema.
36 Should be "_" in the current afw.table implementation. This functionality
37 is not otherwise exposed to Python.
38 """
39 a, b = str(uuid.uuid1()), str(uuid.uuid1())
40 return schema.join(a, b).replace(a, '').replace(b, '')
43class KronFlagHandlerTestCase(unittest.TestCase):
44 """Test the FlagHandler used for Kron photometry"""
46 def testFlagDefinitions(self):
47 """
48 Check flag order.
50 Flags must be added to the flag handler in the same order that they
51 are defined in the algorithm.
52 """
53 control = photKron.KronFluxControl()
54 name = "kronTest"
55 schema = afwTable.SourceTable.makeMinimalSchema()
56 algMeta = PropertyList()
58 # Add the output fields -- including flags -- to the schema.
59 photKron.KronFluxAlgorithm(control, name, schema, algMeta)
61 # Fetch a list of all flag fields, in the order that they were added
62 # to the schema (and hence the order they were added to the FlagHandler)
63 flagFieldNames = schema.extract("%s_flag*" % (name,), ordered=True).keys()
64 # Iterate over each flag field, checking that they were enumerated in
65 # the algorithm in the same order as in the FlagHandler.
66 for i, flagFieldName in enumerate(flagFieldNames):
67 if flagFieldName == "%s_flag" % (name,):
68 # The generic "failure" flag is written into the schema as $name_flag.
69 self.assertEqual(i, photKron.KronFluxAlgorithm.FAILURE.number)
70 else:
71 # Other flags are referenced by name. We assert that the
72 # enumeration name (e.g. BAD_RADIUS) is an upper-case version
73 # of the schema field name (e.g. flag_bad_radius), with the
74 # "flag_" prefix stripped.
75 flagName = flagFieldName.split(getTableDelimeter(schema), 2)[-1]
76 self.assertEqual(i, getattr(photKron.KronFluxAlgorithm, flagName.upper()).number)
78 # Check that the number of enumerated flags matches the number of flag
79 # fields in the schema.
80 self.assertEqual(len(photKron.KronFluxAlgorithm.getFlagDefinitions()), len(flagFieldNames))
83class TestMemory(lsst.utils.tests.MemoryTestCase):
84 pass
87def setup_module(module):
88 lsst.utils.tests.init()
91if __name__ == "__main__": 91 ↛ 92line 91 didn't jump to line 92, because the condition on line 91 was never true
92 lsst.utils.tests.init()
93 unittest.main()