| 166 | |
| 167 | |
| 168 | class MockReference: |
| 169 | def __init__( |
| 170 | self, representation, referenced_tables, referenced_columns, referenced_indexes |
| 171 | ): |
| 172 | self.representation = representation |
| 173 | self.referenced_tables = referenced_tables |
| 174 | self.referenced_columns = referenced_columns |
| 175 | self.referenced_indexes = referenced_indexes |
| 176 | |
| 177 | def references_table(self, table): |
| 178 | return table in self.referenced_tables |
| 179 | |
| 180 | def references_column(self, table, column): |
| 181 | return (table, column) in self.referenced_columns |
| 182 | |
| 183 | def references_index(self, table, index): |
| 184 | return (table, index) in self.referenced_indexes |
| 185 | |
| 186 | def rename_table_references(self, old_table, new_table): |
| 187 | if old_table in self.referenced_tables: |
| 188 | self.referenced_tables.remove(old_table) |
| 189 | self.referenced_tables.add(new_table) |
| 190 | |
| 191 | def rename_column_references(self, table, old_column, new_column): |
| 192 | column = (table, old_column) |
| 193 | if column in self.referenced_columns: |
| 194 | self.referenced_columns.remove(column) |
| 195 | self.referenced_columns.add((table, new_column)) |
| 196 | |
| 197 | def __str__(self): |
| 198 | return self.representation |
| 199 | |
| 200 | |
| 201 | class StatementTests(SimpleTestCase): |
no outgoing calls