# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. # # 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; version 2 of the # License. # # 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, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA # 02110-1301 USA import unittest import db_mssql_test_main import grt from grt.modules import DbMssqlRE, DbMssqlMigration class TestMSSQLMigration(db_mssql_test_main.MssqlTestCase): @classmethod def setUpClass(cls): DbMssqlRE.connect(cls.connection, db_mssql_test_main.test_params['password']) self.state = db_migration_Migration() #version = DbMssqlRE.getServerVersion(cls.connection) #cls.context = grt.Dict() #cls.context['serverVersion'] = version def _set_catalog_schema_table(self, catalog_name, schema_name=None, table_name=None): catalog = grt.classes.db_mssql_Catalog() catalog.name = catalog_name schema = table = None if schema_name: schema = grt.classes.db_mssql_Schema() schema.name = schema_name schema.owner = catalog if table_name: table = grt.classes.db_mssql_Table() table.name = table_name table.owner = schema return catalog, schema, table def test_migrate_catalog(self): source_catalog = grt.classes.db_mssql_Catalog() source_catalog.name = '[My Test Name]' target_catalog = DbMssqlMigration.migrateCatalog(self.state, source_catalog) self.assertTrue(target_catalog != None) version = (target_catalog.version.majorNumber, target_catalog.version.minorNumber, target_catalog.version.releaseNumber, target_catalog.version.buildNumber) self.assertEqual(version, (5, 5, 0, 0)) self.assertEqual(target_catalog.name, 'My Test Name') def test_migrate_identifier(self): self.assertEqual('simple_identifier_01', DbMssqlMigration.migrateIdentifier('"simple_identifier_01"', None)) self.assertEqual('simple identifier 02', DbMssqlMigration.migrateIdentifier('[simple identifier 02]', None)) #l = grt.modules.Migration.get_log_size() DbMssqlMigration.migrateIdentifier('[]', None) #self.assertEqual(l+1, grt.modules.Migration.get_log_size()) def test_migrate_schema(self): source_schema = grt.classes.db_mssql_Schema() source_schema.name = '[My Test Name]' target_catalog = grt.classes.db_mysql_Catalog() target_schema = DbMssqlMigration.migrateSchema(self.state, source_schema, target_catalog) self.assertTrue(target_schema != None) self.assertEqual(target_schema.name, 'My Test Name') def test_migrate_table(self): source_table = grt.classes.db_mssql_Table() source_table.name = '[My Test Name]' target_schema = grt.classes.db_mysql_Schema() target_table = DbMssqlMigration.migrateTableToMySQL(self.state, source_table, target_schema) self.assertTrue(target_table != None) self.assertEqual(target_table.name, 'My Test Name') def test_migrate_table_columns(self): # Prepare source objects: source_catalog, source_schema, source_table = self._set_catalog_schema_table('AdventureWorks', 'Person', 'Contact') res = DbMssqlRE.reverseEngineerUserDatatypes(self.state, self.connection, source_catalog) self.assertEqual(res, 0) res = DbMssqlRE.reverseEngineerTableColumns(self.state, self.connection, source_table) self.assertEqual(res, 0) # Do migration: target_catalog = DbMssqlMigration.migrateCatalog(self.state, source_catalog) self.assertTrue(target_catalog != None) target_table = grt.classes.db_mysql_Schema() res = DbMssqlMigration.migrateTableToMySQL(self.state, source_table, target_schema) self.assertEqual(res, 0) self.assertEqual(target_table.name, 'Contact') res = DbMssqlMigration.migrateTableColumnsToMySQL(source_table, target_table) self.assertEqual(res, 0) self.assertEqual(len(target_table.columns), len(source_table.columns)) # TODO: Extend this test @unittest.skip('FIXME: grt table addPrimaryKeyColumn function is not adding the column into the columns list of the PK') def test_migrate_table_pks(self): # Prepare source objects: source_catalog, source_schema, source_table = self._set_catalog_schema_table('AdventureWorks', 'Purchasing', 'VendorContact') res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, source_catalog) self.assertEqual(res, 0) res = DbMssqlRE.reverseEngineerTableColumns(self.connection, source_table, grt.Dict()) self.assertEqual(res, 0) res = DbMssqlRE.reverseEngineerTablePK(self.connection, source_table) self.assertEqual(res, 0) # Do migration: target_catalog = grt.classes.db_mysql_Catalog() res = DbMssqlMigration.migrateCatalog(source_catalog, target_catalog) self.assertEqual(res, 0) target_table = grt.classes.db_mysql_Table() res = DbMssqlMigration.migrateTableToMySQL(source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTableColumnsToMySQL(source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTablePrimaryKeyToMySQL(source_table, target_table) self.assertEqual(res, 0) pk_cols = [ column.name for column in target_table.columns if target_table.isPrimaryKeyColumn(column) ] self.assertEqual(set(['VendorID', 'ContactID']), set(pk_cols)) def test_migrate_indices(self): # Prepare source objects: source_catalog, source_schema, source_table = self._set_catalog_schema_table('AdventureWorks', 'HumanResources', 'EmployeeAddress') res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, source_catalog) self.assertEqual(res, 0) res = DbMssqlRE.reverseEngineerTableColumns(self.connection, source_table) self.assertEqual(res, 0) res = DbMssqlRE.reverseEngineerTableIndices(self.connection, source_table) self.assertEqual(res, 0) # Do migration: target_catalog = grt.classes.db_mysql_Catalog() res = DbMssqlMigration.migrateCatalog(source_catalog, target_catalog) self.assertEqual(res, 0) target_table = grt.classes.db_mysql_Table() res = DbMssqlMigration.migrateTableToMySQL(source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTableColumnsToMySQL(source_table, target_table) self.assertEqual(res, 0) res = DbMssqlMigration.migrateTableIndicesToMySQL(source_table, target_table) self.assertEqual(res, 0) # Additional tests: detected_index = 0 for index in target_table.indices: if index.name == 'PK_EmployeeAddress_EmployeeID_AddressID': detected_index += 1 elif index.name == 'AK_EmployeeAddress_rowguid': detected_index += 1 self.assertEqual(index.unique, 1) self.assertEqual(index.isPrimary, 0) self.assertEqual(index.indexType, 'UNIQUE') self.assertEqual(set(icol.referencedColumn.name for icol in index.columns), set(['rowguid'])) self.assertEqual(detected_index, 1) 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)