/[thuban]/branches/WIP-pyshapelib-bramz/test/test_transientdb.py
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revision 839 by bh, Tue May 6 15:54:18 2003 UTC revision 984 by bh, Thu May 22 16:37:48 2003 UTC
# Line 67  class TestTransientTable(unittest.TestCa Line 67  class TestTransientTable(unittest.TestCa
67          self.failIf(table.HasColumn("non_existing_name"))          self.failIf(table.HasColumn("non_existing_name"))
68          self.failIf(table.HasColumn(100))          self.failIf(table.HasColumn(100))
69    
70          # Read an `interesting' record          # Reading rows and values.
71          self.assertEquals(table.ReadRowAsDict(144),          self.assertEquals(table.ReadRowAsDict(144),
72                            {'POPYCOUN': 'IC', 'POPYADMIN': '', 'PONET_': 146,                            {'POPYCOUN': 'IC', 'POPYADMIN': '', 'PONET_': 146,
73                             'AREA': 19.462,                             'AREA': 19.462,
74                             'POPYTYPE': 1, 'PERIMETER': 88.518000000000001,                             'POPYTYPE': 1, 'PERIMETER': 88.518000000000001,
75                             'POPYREG': '1',                             'POPYREG': '1',
76                             'PONET_ID': 145})                             'PONET_ID': 145})
77            self.assertEquals(table.ReadValue(144, "AREA"), 19.462)
78            self.assertEquals(table.ReadValue(144, 3), 145)
79    
80          # ValueRange may induce a copy to the transient database.          # ValueRange may induce a copy to the transient database.
81          # Therefore we put it last so that we can execute this method          # Therefore we put it last so that we can execute this method
# Line 99  class TestTransientTable(unittest.TestCa Line 101  class TestTransientTable(unittest.TestCa
101          # The transient_table method should return the table itself          # The transient_table method should return the table itself
102          self.assert_(table is table.transient_table())          self.assert_(table is table.transient_table())
103    
104            # The TransientTable class itself doesn't implement the
105            # Dependencies method, so we don't test it.
106    
107    
108      def test_auto_transient_table(self):      def test_auto_transient_table(self):
109          """Test AutoTransientTable(dbftable)          """Test AutoTransientTable(dbftable)
# Line 118  class TestTransientTable(unittest.TestCa Line 123  class TestTransientTable(unittest.TestCa
123          self.run_iceland_political_tests(table)          self.run_iceland_political_tests(table)
124          self.run_iceland_political_tests(table)          self.run_iceland_political_tests(table)
125    
126        def test_auto_transient_table_query(self):
127            """Test AutoTransientTable.SimpleQuery()"""
128            orig_table = DBFTable(os.path.join("..", "Data", "iceland",
129                                               "political.dbf"))
130            table = AutoTransientTable(self.transientdb, orig_table)
131            # Only a simple test here. The AutoTransientTable simply
132            # delegates to its transient table so it should be OK that the
133            # real test for it is in test_transient_table_query. However,
134            # it's important to check that the column handling works
135            # correctly because the AutoTransientTable and it's underlying
136            # transient table use different column object types.
137            self.assertEquals(table.SimpleQuery(table.Column("AREA"), ">", 10.0),
138                              [144])
139    
140            # test using a Column object as the right parameter
141            self.assertEquals(table.SimpleQuery(table.Column("POPYTYPE"),
142                                                "==",
143                                                table.Column("POPYREG")),
144                              range(156))
145    
146        def test_auto_transient_table_dependencies(self):
147            """Test AutoTransientTable.Dependencies()"""
148            orig_table = DBFTable(os.path.join("..", "Data", "iceland",
149                                               "political.dbf"))
150            table = AutoTransientTable(self.transientdb, orig_table)
151            self.assertEquals(table.Dependencies(), (orig_table,))
152    
153      def test_transient_joined_table(self):      def test_transient_joined_table(self):
154          """Test TransientJoinedTable"""          """Test TransientJoinedTable"""
# Line 152  class TestTransientTable(unittest.TestCa Line 183  class TestTransientTable(unittest.TestCa
183          self.failIf(table.HasColumn("non_existing_name"))          self.failIf(table.HasColumn("non_existing_name"))
184          self.failIf(table.HasColumn(100))          self.failIf(table.HasColumn(100))
185    
186          # Read an `interesting' record          # Reading rows and values
187          self.assertEquals(table.ReadRowAsDict(22),          self.assertEquals(table.ReadRowAsDict(22),
188                            {'PERIMETER': 0.0, 'CLPOINT_': 23,                            {'PERIMETER': 0.0, 'CLPOINT_': 23,
189                             'AREA': 0.0, 'CLPTLABEL': 'RUINS',                             'AREA': 0.0, 'CLPTLABEL': 'RUINS',
190                             'CLPOINT_ID': 38, 'CLPTFLAG': 0,                             'CLPOINT_ID': 38, 'CLPTFLAG': 0,
191                             'code': 1, 'type': 'RUINS'})                             'code': 1, 'type': 'RUINS'})
192            self.assertEquals(table.ReadValue(22, "type"), 'RUINS')
193            self.assertEquals(table.ReadValue(22, 7), 1)
194    
195          # The transient_table method should return the table itself          # The transient_table method should return the table itself
196          self.assert_(table is table.transient_table())          self.assert_(table is table.transient_table())
197    
198            # The TransientJoinedTable depends on both input tables
199            self.assertEquals(table.Dependencies(), (landmarks, auto))
200    
201    
202      def test_transient_table_read_twice(self):      def test_transient_table_read_twice(self):
203          """Test TransientTable.read_record() reading the same record twice"""          """Test TransientTable.ReadRowAsDict() reading the same record twice"""
204          simple = MemoryTable([("type", FIELDTYPE_STRING),          simple = MemoryTable([("type", FIELDTYPE_STRING),
205                                ("code", FIELDTYPE_INT)],                                ("code", FIELDTYPE_INT)],
206                               [("OTHER/UNKNOWN", 0),                               [("OTHER/UNKNOWN", 0),
# Line 185  class TestTransientTable(unittest.TestCa Line 221  class TestTransientTable(unittest.TestCa
221          self.assertEquals(result1, result2)          self.assertEquals(result1, result2)
222    
223    
224        def test_transient_table_query(self):
225            """Test TransientTable.SimpleQuery()"""
226            simple = MemoryTable([("type", FIELDTYPE_STRING),
227                                  ("value", FIELDTYPE_DOUBLE),
228                                  ("code", FIELDTYPE_INT)],
229                                 [("OTHER/UNKNOWN", -1.5, 11),
230                                  ("RUINS", 0.0, 1),
231                                  ("FARM", 3.141, 2),
232                                  ("BUILDING", 2.5, 3),
233                                  ("HUT", 1e6, 4),
234                                  ("LIGHTHOUSE", -0.01, 5)])
235            table = TransientTable(self.transientdb, simple)
236    
237            # A column and a value
238            self.assertEquals(table.SimpleQuery(table.Column(0), "==", "RUINS"),
239                              [1])
240            self.assertEquals(table.SimpleQuery(table.Column(2), "!=", 2),
241                              [0, 1, 3, 4, 5])
242            self.assertEquals(table.SimpleQuery(table.Column(1), "<", 1.0),
243                              [0, 1, 5])
244            self.assertEquals(table.SimpleQuery(table.Column(1), "<=", -1.5),
245                              [0])
246            self.assertEquals(table.SimpleQuery(table.Column(2), ">", 3),
247                              [0, 4, 5])
248            self.assertEquals(table.SimpleQuery(table.Column(2), ">=", 3),
249                              [0, 3, 4, 5])
250    
251            # Two columns as operands
252            self.assertEquals(table.SimpleQuery(table.Column(1),
253                                                "<=", table.Column(2)),
254                              [0, 1, 3, 5])
255    
256            # Test whether invalid operators raise a ValueError
257            self.assertRaises(ValueError,
258                              table.SimpleQuery,
259                              table.Column(1), "<<", table.Column(2))
260    
261    
262  if __name__ == "__main__":  if __name__ == "__main__":
263      support.run_tests()      support.run_tests()
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