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# 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)
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