Coverage for tests/test_ppdbSchema.py : 17%

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# This file is part of dax_ppdb. # # Developed for the LSST Data Management System. # This product includes software developed by the LSST Project # (http://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 <http://www.gnu.org/licenses/>.
"""
"""Make schema which has column name with case mismatch.
Copy of make_minimal_dia_object_schema with additional column. """ schema = afwTable.SourceTable.makeMinimalSchema() schema.addField("pixelId", type='L', doc='Unique spherical pixelization identifier.') schema.addField("nDiaSources", type='L') # baseline schema has column `radecTai` schema.addField("RaDecTai", type='D') return schema
"""Return path name of a data file. """ return os.path.join(getPackageDir("dax_ppdb"), "data", basename)
"""A test case for PpdbSchema class """
def setUpClass(cls): pass
"""validation for tables schema.
Parameters ---------- table : `sqlalchemy.Table` name : `str` Expected table name ncol : `int` Expected number of columns """ self.assertIsNotNone(table) self.assertEqual(table.name, name) self.assertEqual(len(table.columns), ncol)
"""Test for creating schemas.
Schema is defined in YAML files, some checks here depend on that configuration and will need to be updated when configuration changes. """ engine = create_engine('sqlite://')
# create standard (baseline) schema schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml")) schema.makeSchema() self._assertTable(schema.objects, "DiaObject", 92) self.assertEqual(len(schema.objects.primary_key), 2) self.assertIsNone(schema.objects_nightly) self.assertIsNone(schema.objects_last) self._assertTable(schema.sources, "DiaSource", 108) self._assertTable(schema.forcedSources, "DiaForcedSource", 7)
# create schema using prefix schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), prefix="Pfx") # Drop existing tables (but we don't check it here) schema.makeSchema(drop=True) self._assertTable(schema.objects, "PfxDiaObject", 92) self.assertIsNone(schema.objects_nightly) self.assertIsNone(schema.objects_last) self._assertTable(schema.sources, "PfxDiaSource", 108) self._assertTable(schema.forcedSources, "PfxDiaForcedSource", 7)
# use different indexing for DiaObject, need extra schema for that schema = PpdbSchema(engine=engine, dia_object_index="pix_id_iov", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), extra_schema_file=_data_file_name("ppdb-schema-extra.yaml")) schema.makeSchema(drop=True) self._assertTable(schema.objects, "DiaObject", 93) self.assertEqual(len(schema.objects.primary_key), 3) self.assertIsNone(schema.objects_nightly) self.assertIsNone(schema.objects_last) self._assertTable(schema.sources, "DiaSource", 108) self._assertTable(schema.forcedSources, "DiaForcedSource", 7)
# use DiaObjectLast table for DiaObject, need extra schema for that schema = PpdbSchema(engine=engine, dia_object_index="last_object_table", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), extra_schema_file=_data_file_name("ppdb-schema-extra.yaml")) schema.makeSchema(drop=True) self._assertTable(schema.objects, "DiaObject", 93) self.assertEqual(len(schema.objects.primary_key), 2) self.assertIsNone(schema.objects_nightly) self._assertTable(schema.objects_last, "DiaObjectLast", 18) self.assertEqual(len(schema.objects_last.primary_key), 2) self._assertTable(schema.sources, "DiaSource", 108) self._assertTable(schema.forcedSources, "DiaForcedSource", 7)
# baseline schema with nightly DiaObject schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=True, schema_file=_data_file_name("ppdb-schema.yaml")) schema.makeSchema(drop=True) self._assertTable(schema.objects, "DiaObject", 92) self._assertTable(schema.objects_nightly, "DiaObjectNightly", 92) self.assertIsNone(schema.objects_last) self._assertTable(schema.sources, "DiaSource", 108) self._assertTable(schema.forcedSources, "DiaForcedSource", 7)
"""Test for column case mismatch errors.
This is a specific test for when afw schema column names differ from PPDB schem in case only which should generate exception.
Like all other tests this depends on the column naming in ppdb-schema.yaml. """ engine = create_engine('sqlite://')
afw_schemas = dict(DiaObject=_make_case_conficting_dia_object_schema(), DiaSource=make_minimal_dia_source_schema()) # column case mismatch should cause exception in constructor with self.assertRaises(ValueError): PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), column_map=_data_file_name("ppdb-afw-map.yaml"), afw_schemas=afw_schemas)
"""Test for getAfwSchema method.
Schema is defined in YAML files, some checks here depend on that configuration and will need to be updated when configuration changes. """ engine = create_engine('sqlite://')
# create standard (baseline) schema, but use afw column map schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), column_map=_data_file_name("ppdb-afw-map.yaml")) schema.makeSchema()
afw_schema, col_map = schema.getAfwSchema("DiaObject") self.assertEqual(len(col_map), 92) self.assertIsInstance(afw_schema, afwTable.Schema) # no BLOBs in afwTable, so count is lower self.assertEqual(afw_schema.getFieldCount(), 81)
afw_schema, col_map = schema.getAfwSchema("DiaSource") self.assertEqual(len(col_map), 108) self.assertIsInstance(afw_schema, afwTable.Schema) self.assertEqual(afw_schema.getFieldCount(), 108)
afw_schema, col_map = schema.getAfwSchema("DiaForcedSource") self.assertEqual(len(col_map), 7) self.assertIsInstance(afw_schema, afwTable.Schema) # afw table adds 4 columns compared to out standard schema self.assertEqual(afw_schema.getFieldCount(), 7+4)
# subset of columns afw_schema, col_map = schema.getAfwSchema("DiaObject", ["diaObjectId", "ra", "decl", "ra_decl_Cov"]) self.assertEqual(len(col_map), 4) self.assertIsInstance(afw_schema, afwTable.Schema) # one extra column exists for some reason for DiaObect in afw schema self.assertEqual(afw_schema.getFieldCount(), 5)
"""Test for getAfwSchema method using extra afw schemas.
Same as above but use non-default afw schemas, this adds few extra columns to the table schema """ engine = create_engine('sqlite://')
# create standard (baseline) schema, but use afw column map afw_schemas = dict(DiaObject=make_minimal_dia_object_schema(), DiaSource=make_minimal_dia_source_schema()) schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), column_map=_data_file_name("ppdb-afw-map.yaml"), afw_schemas=afw_schemas) schema.makeSchema()
afw_schema, col_map = schema.getAfwSchema("DiaObject") self.assertEqual(len(col_map), 94) self.assertIsInstance(afw_schema, afwTable.Schema) # no BLOBs in afwTable, so count is lower self.assertEqual(afw_schema.getFieldCount(), 82)
afw_schema, col_map = schema.getAfwSchema("DiaSource") self.assertEqual(len(col_map), 109) self.assertIsInstance(afw_schema, afwTable.Schema) self.assertEqual(afw_schema.getFieldCount(), 109)
afw_schema, col_map = schema.getAfwSchema("DiaForcedSource") self.assertEqual(len(col_map), 7) self.assertIsInstance(afw_schema, afwTable.Schema) # afw table adds 4 columns compared to out standard schema self.assertEqual(afw_schema.getFieldCount(), 7+4)
# subset of columns afw_schema, col_map = schema.getAfwSchema("DiaObject", ["diaObjectId", "ra", "decl", "ra_decl_Cov"]) self.assertEqual(len(col_map), 4) self.assertIsInstance(afw_schema, afwTable.Schema) # one extra column exists for some reason for DiaObect in afw schema self.assertEqual(afw_schema.getFieldCount(), 5)
"""Test for getAfwColumns method.
Schema is defined in YAML files, some checks here depend on that configuration and will need to be updated when configuration changes. """ engine = create_engine('sqlite://')
# create standard (baseline) schema, but use afw column map schema = PpdbSchema(engine=engine, dia_object_index="baseline", dia_object_nightly=False, schema_file=_data_file_name("ppdb-schema.yaml"), column_map=_data_file_name("ppdb-afw-map.yaml")) schema.makeSchema()
col_map = schema.getAfwColumns("DiaObject") self.assertEqual(len(col_map), 92) # check few afw-specific names self.assertIn("id", col_map) self.assertIn("coord_ra", col_map) self.assertIn("coord_dec", col_map)
col_map = schema.getAfwColumns("DiaSource") self.assertEqual(len(col_map), 108) # check few afw-specific names self.assertIn("id", col_map) self.assertIn("coord_ra", col_map) self.assertIn("coord_dec", col_map)
lsst.utils.tests.init()
lsst.utils.tests.init() unittest.main() |