Coverage for tests/test_apdbSqlSchema.py: 36%

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1# This file is part of dax_apdb. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

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

21 

22"""Unit test for ApdbSqlSchema class. 

23""" 

24 

25import os 

26import unittest 

27 

28from lsst.dax.apdb.apdbSqlSchema import ApdbSqlSchema 

29import lsst.utils.tests 

30from sqlalchemy import create_engine 

31 

32TEST_SCHEMA = os.path.join(os.path.abspath(os.path.dirname(__file__)), "config/schema.yaml") 

33 

34 

35class ApdbSchemaTestCase(unittest.TestCase): 

36 """A test case for ApdbSqlSchema class 

37 """ 

38 

39 @classmethod 

40 def setUpClass(cls): 

41 pass 

42 

43 def _assertTable(self, table, name, ncol): 

44 """validation for tables schema. 

45 

46 Parameters 

47 ---------- 

48 table : `sqlalchemy.Table` 

49 name : `str` 

50 Expected table name 

51 ncol : `int` 

52 Expected number of columns 

53 """ 

54 self.assertIsNotNone(table) 

55 self.assertEqual(table.name, name) 

56 self.assertEqual(len(table.columns), ncol) 

57 

58 def test_makeSchema(self): 

59 """Test for creating schemas. 

60 

61 Schema is defined in YAML files, some checks here depend on that 

62 configuration and will need to be updated when configuration changes. 

63 """ 

64 engine = create_engine('sqlite://') 

65 

66 # create standard (baseline) schema 

67 schema = ApdbSqlSchema(engine=engine, 

68 dia_object_index="baseline", 

69 htm_index_column="pixelId", 

70 schema_file=TEST_SCHEMA) 

71 schema.makeSchema() 

72 self._assertTable(schema.objects, "DiaObject", 8) 

73 self.assertEqual(len(schema.objects.primary_key), 2) 

74 self.assertIsNone(schema.objects_last) 

75 self._assertTable(schema.sources, "DiaSource", 10) 

76 self._assertTable(schema.forcedSources, "DiaForcedSource", 4) 

77 

78 # create schema using prefix 

79 schema = ApdbSqlSchema(engine=engine, 

80 dia_object_index="baseline", 

81 htm_index_column="pixelId", 

82 schema_file=TEST_SCHEMA, 

83 prefix="Pfx") 

84 # Drop existing tables (but we don't check it here) 

85 schema.makeSchema(drop=True) 

86 self._assertTable(schema.objects, "PfxDiaObject", 8) 

87 self.assertIsNone(schema.objects_last) 

88 self._assertTable(schema.sources, "PfxDiaSource", 10) 

89 self._assertTable(schema.forcedSources, "PfxDiaForcedSource", 4) 

90 

91 # use different indexing for DiaObject, need extra schema for that 

92 schema = ApdbSqlSchema(engine=engine, 

93 dia_object_index="pix_id_iov", 

94 htm_index_column="pixelId", 

95 schema_file=TEST_SCHEMA) 

96 schema.makeSchema(drop=True) 

97 self._assertTable(schema.objects, "DiaObject", 8) 

98 self.assertEqual(len(schema.objects.primary_key), 3) 

99 self.assertIsNone(schema.objects_last) 

100 self._assertTable(schema.sources, "DiaSource", 10) 

101 self._assertTable(schema.forcedSources, "DiaForcedSource", 4) 

102 

103 # use DiaObjectLast table for DiaObject 

104 schema = ApdbSqlSchema(engine=engine, 

105 dia_object_index="last_object_table", 

106 htm_index_column="pixelId", 

107 schema_file=TEST_SCHEMA) 

108 schema.makeSchema(drop=True) 

109 self._assertTable(schema.objects, "DiaObject", 8) 

110 self.assertEqual(len(schema.objects.primary_key), 2) 

111 self._assertTable(schema.objects_last, "DiaObjectLast", 6) 

112 self.assertEqual(len(schema.objects_last.primary_key), 2) 

113 self._assertTable(schema.sources, "DiaSource", 10) 

114 self._assertTable(schema.forcedSources, "DiaForcedSource", 4) 

115 

116 

117class MyMemoryTestCase(lsst.utils.tests.MemoryTestCase): 

118 pass 

119 

120 

121def setup_module(module): 

122 lsst.utils.tests.init() 

123 

124 

125if __name__ == "__main__": 125 ↛ 126line 125 didn't jump to line 126, because the condition on line 125 was never true

126 lsst.utils.tests.init() 

127 unittest.main()