Coverage for tests/test_findParentMapper.py : 47%

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# This file is part of obs_base. # # Developed for the LSST Data Management System. # This product includes software developed by the LSST Project # (https://www.lsst.org). # See the COPYRIGHT file at the top-level directory of this distribution # for details of code ownership. # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <https://www.gnu.org/licenses/>.
"""Test that in an 'old' Butler repository the mapper can be found in a parent repo via the _parent symlink. """
self.testDir = tempfile.mkdtemp(dir=ROOT, prefix='TestFindParentMapperV1Butler-') self.parentRepoDir = os.path.join(self.testDir, 'parentRepo') os.makedirs(self.parentRepoDir)
# note: do not put a _mapper file in the parent here, it will be added later when needed.
self.childRepoDir = os.path.join(self.testDir, 'childRepo') os.makedirs(self.childRepoDir) os.symlink(self.parentRepoDir, os.path.join(self.childRepoDir, '_parent'))
if os.path.exists(self.testDir): shutil.rmtree(self.testDir)
# put the mapper file in the parent repo, and see if the child repo can find it via the _parent # symlink. with open(os.path.join(self.parentRepoDir, '_mapper'), 'w') as f: f.write('lsst.obs.base.test.CompositeMapper')
# this should not raise an error, no error indicates that the mapper can not be found. dafPersist.Butler(root=self.childRepoDir)
# Since in this case the _mapper file does not exist in the parent repo, this should raise an error # indicating that the mapper can not be found. with self.assertRaises(RuntimeError): dafPersist.Butler(self.childRepoDir, policyDir=self.testDir)
lsst.utils.tests.init()
lsst.utils.tests.init() unittest.main() |