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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
class TestMSSQLRevEng(db_mssql_test_main.MssqlTestCase):
@classmethod
def setUpClass(cls):
DbMssqlRE.connect(cls.connection, db_mssql_test_main.test_params['password'])
version = DbMssqlRE.getServerVersion(cls.connection)
cls.context = grt.Dict()
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_rdbms_version(self):
version = DbMssqlRE.getServerVersion(self.connection)
self.assertIsInstance(version, grt.classes.GrtVersion)
def test_get_catalog_names(self):
catalogs = DbMssqlRE.getCatalogNames(self.connection)
self.assertIsInstance(catalogs, grt.List)
self.assertTrue( len(catalogs) > 0 )
self.assertIsInstance(catalogs[0], str)
self.assertTrue('AdventureWorks' in catalogs)
def test_get_schema_names(self):
schemata = DbMssqlRE.getSchemaNames(self.connection, 'AdventureWorks')
self.assertIsInstance(schemata, grt.List)
self.assertTrue( len(schemata) > 0 )
self.assertIsInstance(schemata[0], str)
self.assertTrue('.' in schemata[0])
self.assertTrue('AdventureWorks.Person' in schemata)
def test_rev_eng_user_datatypes(self):
catalog = grt.classes.db_mssql_Catalog()
catalog.name = 'AdventureWorks'
res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, catalog)
self.assertEqual(res, 0)
self.assertEqual(len(catalog.userDatatypes), 6)
datatype = None
for user_type in catalog.userDatatypes:
if user_type.name == 'PHONE':
datatype = user_type
break
self.assertIsNotNone(datatype)
self.assertEqual(datatype.actualType.name, 'NVARCHAR')
self.assertEqual(datatype.characterMaximumLength, 50)
self.assertEqual(datatype.numericPrecision, 0)
self.assertEqual(datatype.numericScale, 0)
self.assertEqual(datatype.isNullable, 1)
def test_rev_eng_columns(self):
catalog, schema, table = self._set_catalog_schema_table('AdventureWorks', 'Person', 'Contact')
res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, catalog)
self.assertEqual(res, 0)
res = DbMssqlRE.reverseEngineerTableColumns(self.connection, table)
self.assertEqual(res, 0)
column = None
for col in table.columns:
if col.name == 'ModifiedDate':
column = col
break
self.assertIsNotNone(column)
self.assertEqual(column.defaultValue, 'getdate()')
self.assertEqual(column.simpleType.name.upper(), 'DATETIME')
self.assertEqual(column.length, 8)
column = None
for col in table.columns:
if col.name == 'AdditionalContactInfo':
column = col
break
self.assertIsNotNone(column)
self.assertEqual(column.simpleType.name.upper(), 'XML')
self.assertEqual(column.length, -1)
column = None
for col in table.columns:
if col.name == 'Phone':
column = col
break
self.assertIsNotNone(column)
self.assertIsNone(column.simpleType)
self.assertIsNotNone(column.userType)
self.assertEqual(column.userType.name, 'PHONE')
@unittest.skip('FIXME: grt table addPrimaryKeyColumn function is not adding the column into the columns list of the PK')
def test_rev_eng_pks(self):
catalog, schema, table = self._set_catalog_schema_table('AdventureWorks', 'Purchasing', 'VendorContact')
res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, catalog)
self.assertEqual(res, 0)
res = DbMssqlRE.reverseEngineerTableColumns(self.connection, table)
self.assertEqual(res, 0)
res = DbMssqlRE.reverseEngineerTablePK(self.connection, table)
self.assertEqual(res, 0)
pk_cols = [ column.name for column in table.columns if table.isPrimaryKeyColumn(column) ]
self.assertEqual(set(['VendorID', 'ContactID']), set(pk_cols))
# Check if the columns have been added to the table primary key columns list:
pk_cols = [column.name for column in table.primaryKey.columns]
self.assertEqual(set(['VendorID', 'ContactID']), set(pk_cols))
# Check fail on table with empty columns:
table1 = grt.classes.db_mssql_Table()
table1.name = 'Vendor'
table1.owner = schema
res = DbMssqlRE.reverseEngineerTablePK(self.connection, table1)
self.assertEqual(res, 1)
pk_cols = [ column.name for column in table1.columns if table1.isPrimaryKeyColumn(column) ]
self.assertEqual(pk_cols, [])
def test_rev_eng_indices(self):
catalog, schema, table = self._set_catalog_schema_table('AdventureWorks', 'HumanResources', 'EmployeeAddress')
res = DbMssqlRE.reverseEngineerUserDatatypes(self.connection, catalog)
self.assertEqual(res, 0)
res = DbMssqlRE.reverseEngineerTableColumns(self.connection, table)
self.assertEqual(res, 0)
res = DbMssqlRE.reverseEngineerTableIndices(self.connection, table)
self.assertEqual(res, 0)
detected_index = 0
for index in 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.clustered, 0)
self.assertEqual(index.indexType, 'UNIQUE')
self.assertEqual(set(icol.referencedColumn.name for icol in index.columns), set(['rowguid']))
self.assertEqual(detected_index, 1)
# Check fail on table with empty columns:
table1 = grt.classes.db_mssql_Table()
table1.name = 'Vendor'
table1.owner = schema
res = DbMssqlRE.reverseEngineerTableIndices(self.connection, table1)
self.assertEqual(res, 1)
indices = [ index.name for index in table1.indices ]
self.assertEqual(indices, [])
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_simple_datatypes(self):
datatypes = None
for rdbms in grt.root.wb.rdbmsMgmt.rdbms:
if rdbms.name == 'Mssql':
datatypes = rdbms.simpleDatatypes
break
#TODO: Expand this test
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