Coverage for tests/test_graphBuilder.py: 24%
54 statements
« prev ^ index » next coverage.py v6.5.0, created at 2022-12-02 02:23 +0000
« prev ^ index » next coverage.py v6.5.0, created at 2022-12-02 02:23 +0000
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/>.
22"""Tests of things related to the GraphBuilder class."""
24import io
25import logging
26import unittest
28import lsst.utils.tests
29from lsst.daf.butler.registry import UserExpressionError
30from lsst.pipe.base import QuantumGraph
31from lsst.pipe.base.graphBuilder import DatasetQueryConstraintVariant
32from lsst.pipe.base.tests import simpleQGraph
33from lsst.utils.tests import temporaryDirectory
35_LOG = logging.getLogger(__name__)
38class GraphBuilderTestCase(unittest.TestCase):
39 def testDefault(self):
40 """Simple test to verify makeSimpleQGraph can be used to make a Quantum
41 Graph."""
42 with temporaryDirectory() as root:
43 # makeSimpleQGraph calls GraphBuilder.
44 butler, qgraph = simpleQGraph.makeSimpleQGraph(root=root)
45 # by default makeSimpleQGraph makes a graph with 5 nodes
46 self.assertEqual(len(qgraph), 5)
47 constraint = DatasetQueryConstraintVariant.OFF
48 _, qgraph2 = simpleQGraph.makeSimpleQGraph(
49 butler=butler, datasetQueryConstraint=constraint, callPopulateButler=False
50 )
51 self.assertEqual(len(qgraph2), 5)
52 self.assertEqual(qgraph, qgraph2)
53 constraint = DatasetQueryConstraintVariant.fromExpression("add_dataset0")
54 _, qgraph3 = simpleQGraph.makeSimpleQGraph(
55 butler=butler, datasetQueryConstraint=constraint, callPopulateButler=False
56 )
57 self.assertEqual(qgraph2, qgraph3)
59 def testAddInstrumentMismatch(self):
60 """Verify that a RuntimeError is raised if the instrument in the user
61 query does not match the instrument in the pipeline."""
62 with temporaryDirectory() as root:
63 pipeline = simpleQGraph.makeSimplePipeline(
64 nQuanta=5, instrument="lsst.pipe.base.tests.simpleQGraph.SimpleInstrument"
65 )
66 with self.assertRaises(UserExpressionError):
67 simpleQGraph.makeSimpleQGraph(root=root, pipeline=pipeline, userQuery="instrument = 'foo'")
69 def test_datastore_records(self):
70 """Test for generating datastore records."""
71 with temporaryDirectory() as root:
72 # need FileDatastore for this tests
73 butler, qgraph1 = simpleQGraph.makeSimpleQGraph(
74 root=root, inMemory=False, makeDatastoreRecords=True
75 )
77 # save and reload
78 buffer = io.BytesIO()
79 qgraph1.save(buffer)
80 buffer.seek(0)
81 qgraph2 = QuantumGraph.load(buffer, universe=butler.dimensions)
82 del buffer
84 for qgraph in (qgraph1, qgraph2):
85 self.assertEqual(len(qgraph), 5)
86 for i, qnode in enumerate(qgraph):
87 quantum = qnode.quantum
88 self.assertIsNotNone(quantum.datastore_records)
89 # only the first quantum has a pre-existing input
90 if i == 0:
91 datastore_name = "FileDatastore@<butlerRoot>"
92 self.assertEqual(set(quantum.datastore_records.keys()), {datastore_name})
93 records_data = quantum.datastore_records[datastore_name]
94 records = dict(records_data.records)
95 self.assertEqual(len(records), 1)
96 _, records = records.popitem()
97 records = records["file_datastore_records"]
98 self.assertEqual(
99 [record.path for record in records],
100 ["test/add_dataset0/add_dataset0_INSTR_det0_test.pickle"],
101 )
102 else:
103 self.assertEqual(quantum.datastore_records, {})
106if __name__ == "__main__": 106 ↛ 107line 106 didn't jump to line 107, because the condition on line 106 was never true
107 lsst.utils.tests.init()
108 unittest.main()