def test_rev_eng_foreign_keys(self): catalog = grt.classes.db_mssql_Catalog() catalog.name = 'AdventureWorks' res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, catalog) self.assertEqual(res, 0) for schema_name in ['Person', 'Purchasing']: schema = grt.classes.db_mssql_Schema() schema.name = schema_name schema.owner = catalog res = DbMssqlRE.reverseEngineerTables(self.connection, schema) self.assertEqual(res, 0) for table in schema.tables: res = DbMssqlRE.reverseEngineerTableColumns(self.connection, table) self.assertEqual(res, 0) catalog.schemata.append(schema) test_table = None for table in catalog.schemata[1].tables: if table.name == 'VendorContact': test_table = table break self.assertIsNotNone(test_table) res = DbMssqlRE.reverseEngineerTableFKs(self.connection, test_table) self.assertEqual(res, 0) self.assertEqual(test_table.name, 'VendorContact') self.assertEqual(len(test_table.foreignKeys), 3) found_foreign_keys = 0 for foreign_key in test_table.foreignKeys: if foreign_key.name == 'FK_VendorContact_Contact_ContactID': found_foreign_keys += 1 self.assertEqual(set(['ContactID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Contact') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['ContactID']), set([column.name for column in foreign_key.referencedColumns])) elif foreign_key.name == 'FK_VendorContact_ContactType_ContactTypeID': found_foreign_keys += 1 self.assertEqual(set(['ContactTypeID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'ContactType') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['ContactTypeID']), set([column.name for column in foreign_key.referencedColumns])) elif foreign_key.name == 'FK_VendorContact_Vendor_VendorID': found_foreign_keys += 1 self.assertEqual(set(['VendorID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Vendor') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['VendorID']), set([column.name for column in foreign_key.referencedColumns])) self.assertEqual(found_foreign_keys, 3)
def test_migrate_foreign_keys(self): # Prepare the scenario migrating needed objects along the way: source_catalog = grt.classes.db_mssql_Catalog() source_catalog.name = 'AdventureWorks' res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, source_catalog) self.assertEqual(res, 0) for schema_name in ['Person', 'Purchasing']: source_schema = grt.classes.db_mssql_Schema() source_schema.name = schema_name source_schema.owner = source_catalog res = DbMssqlRE.reverseEngineerTables(self.connection, source_schema) self.assertEqual(res, 0) for table in source_schema.tables: # Only rev eng the relevant tables if source_schema.name + '.' + table.name not in ['Person.Contact', 'Person.ContactType', 'Purchasing.Vendor', 'Purchasing.VendorContact']: continue res = DbMssqlRE.reverseEngineerTableColumns(self.connection, table) self.assertEqual(res, 0) source_catalog.schemata.append(source_schema) target_catalog = grt.classes.db_mysql_Catalog() res = DbMssqlMigration.migrateCatalog(source_catalog, target_catalog) self.assertEqual(res, 0) # Second pass through the tables, to be sure that all of the columns are there and to RevEng those # objects that require rev eng of table columns: source_target_schemata = zip(source_catalog.schemata, target_catalog.schemata) self.assertEqual(len(source_target_schemata), 2) test_target_table = None for source_schema, target_schema in source_target_schemata: res = DbMssqlMigration.migrateSchema(source_schema, target_schema) self.assertEqual(res, 0) self.assertTrue(len(source_schema.tables) > 0) self.assertEqual(len(source_schema.tables), len(target_schema.tables)) for source_table, target_table in zip(source_schema.tables, target_schema.tables): self.assertEqual(source_table.name, target_table.name) # Only migrate the relevant tables if source_schema.name + '.' + source_table.name not in ['Person.Contact', 'Person.ContactType', 'Purchasing.Vendor', 'Purchasing.VendorContact']: continue res = DbMssqlMigration.migrateTableToMySQL(source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTableColumnsToMySQL(source_table, target_table) self.assertEqual(res, 0) if source_table.name == 'VendorContact': res = DbMssqlRE.reverseEngineerTableFKs(self.connection, source_table) self.assertEqual(res, 0) self.assertEqual(len(source_table.foreignKeys), 3) res = DbMssqlMigration.migrateTableForeignKeysToMySQL(source_table, target_table) self.assertEqual(res, 0) test_target_table = target_table # The actual tests for the foreign keys migration: self.assertIsNotNone(test_target_table) self.assertEqual(len(test_target_table.foreignKeys), 3) found_foreign_keys = 0 for foreign_key in test_target_table.foreignKeys: if foreign_key.name == 'FK_VendorContact_Contact_ContactID': found_foreign_keys += 1 self.assertEqual(set(['ContactID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Contact') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['ContactID']), set([column.name for column in foreign_key.referencedColumns])) elif foreign_key.name == 'FK_VendorContact_ContactType_ContactTypeID': found_foreign_keys += 1 self.assertEqual(set(['ContactTypeID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'ContactType') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['ContactTypeID']), set([column.name for column in foreign_key.referencedColumns])) elif foreign_key.name == 'FK_VendorContact_Vendor_VendorID': found_foreign_keys += 1 self.assertEqual(set(['VendorID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Vendor') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual(set(['VendorID']), set([column.name for column in foreign_key.referencedColumns])) self.assertEqual(found_foreign_keys, 3)
def test_migrate_foreign_keys(self): # Prepare the scenario migrating needed objects along the way: source_catalog = grt.classes.db_mssql_Catalog() source_catalog.name = 'AdventureWorks' res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, source_catalog) self.assertEqual(res, 0) for schema_name in ['Person', 'Purchasing']: source_schema = grt.classes.db_mssql_Schema() source_schema.name = schema_name source_schema.owner = source_catalog res = DbMssqlRE.reverseEngineerTables(self.connection, source_schema) self.assertEqual(res, 0) for table in source_schema.tables: # Only rev eng the relevant tables if source_schema.name + '.' + table.name not in [ 'Person.Contact', 'Person.ContactType', 'Purchasing.Vendor', 'Purchasing.VendorContact' ]: continue res = DbMssqlRE.reverseEngineerTableColumns( self.connection, table) self.assertEqual(res, 0) source_catalog.schemata.append(source_schema) target_catalog = grt.classes.db_mysql_Catalog() res = DbMssqlMigration.migrateCatalog(source_catalog, target_catalog) self.assertEqual(res, 0) # Second pass through the tables, to be sure that all of the columns are there and to RevEng those # objects that require rev eng of table columns: source_target_schemata = list( zip(source_catalog.schemata, target_catalog.schemata)) self.assertEqual(len(source_target_schemata), 2) test_target_table = None for source_schema, target_schema in source_target_schemata: res = DbMssqlMigration.migrateSchema(source_schema, target_schema) self.assertEqual(res, 0) self.assertTrue(len(source_schema.tables) > 0) self.assertEqual(len(source_schema.tables), len(target_schema.tables)) for source_table, target_table in zip(source_schema.tables, target_schema.tables): self.assertEqual(source_table.name, target_table.name) # Only migrate the relevant tables if source_schema.name + '.' + source_table.name not in [ 'Person.Contact', 'Person.ContactType', 'Purchasing.Vendor', 'Purchasing.VendorContact' ]: continue res = DbMssqlMigration.migrateTableToMySQL( source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTableColumnsToMySQL( source_table, target_table) self.assertEqual(res, 0) if source_table.name == 'VendorContact': res = DbMssqlRE.reverseEngineerTableFKs( self.connection, source_table) self.assertEqual(res, 0) self.assertEqual(len(source_table.foreignKeys), 3) res = DbMssqlMigration.migrateTableForeignKeysToMySQL( source_table, target_table) self.assertEqual(res, 0) test_target_table = target_table # The actual tests for the foreign keys migration: self.assertIsNotNone(test_target_table) self.assertEqual(len(test_target_table.foreignKeys), 3) found_foreign_keys = 0 for foreign_key in test_target_table.foreignKeys: if foreign_key.name == 'FK_VendorContact_Contact_ContactID': found_foreign_keys += 1 self.assertEqual( set(['ContactID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Contact') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual( set(['ContactID']), set([ column.name for column in foreign_key.referencedColumns ])) elif foreign_key.name == 'FK_VendorContact_ContactType_ContactTypeID': found_foreign_keys += 1 self.assertEqual( set(['ContactTypeID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'ContactType') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual( set(['ContactTypeID']), set([ column.name for column in foreign_key.referencedColumns ])) elif foreign_key.name == 'FK_VendorContact_Vendor_VendorID': found_foreign_keys += 1 self.assertEqual( set(['VendorID']), set([column.name for column in foreign_key.columns])) self.assertEqual(foreign_key.referencedTable.name, 'Vendor') self.assertEqual(foreign_key.deleteRule, 'NO_ACTION') self.assertEqual(foreign_key.updateRule, 'NO_ACTION') self.assertEqual( set(['VendorID']), set([ column.name for column in foreign_key.referencedColumns ])) self.assertEqual(found_foreign_keys, 3)