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#------------------------------------------------------------------------------
# Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
#
# Portions Copyright 2007-2015, Anthony Tuininga. All rights reserved.
#
# Portions Copyright 2001-2007, Computronix (Canada) Ltd., Edmonton, Alberta,
# Canada. All rights reserved.
#------------------------------------------------------------------------------
"""
2300 - Module for testing object variables
"""
import datetime
import decimal
import cx_Oracle as oracledb
import test_env
class TestCase(test_env.BaseTestCase):
def __test_data(self, expected_int_value, expected_obj_value,
expected_array_value):
int_value, object_value, array_value = self.cursor.fetchone()
if object_value is not None:
object_value = self.get_db_object_as_plain_object(object_value)
if array_value is not None:
array_value = array_value.aslist()
self.assertEqual(int_value, expected_int_value)
self.assertEqual(object_value, expected_obj_value)
self.assertEqual(array_value, expected_array_value)
def test_2300_bind_null_in(self):
"2300 - test binding a null value (IN)"
var = self.cursor.var(oracledb.DB_TYPE_OBJECT, typename="UDT_OBJECT")
result = self.cursor.callfunc("pkg_TestBindObject.GetStringRep", str,
(var,))
self.assertEqual(result, "null")
def test_2301_bind_object_in(self):
"2301 - test binding an object (IN)"
type_obj = self.connection.gettype("UDT_OBJECT")
obj = type_obj.newobject()
obj.NUMBERVALUE = 13
obj.STRINGVALUE = "Test String"
result = self.cursor.callfunc("pkg_TestBindObject.GetStringRep", str,
(obj,))
exp = "udt_Object(13, 'Test String', null, null, null, null, null)"
self.assertEqual(result, exp)
obj.NUMBERVALUE = None
obj.STRINGVALUE = "Test With Dates"
obj.DATEVALUE = datetime.datetime(2016, 2, 10)
obj.TIMESTAMPVALUE = datetime.datetime(2016, 2, 10, 14, 13, 50)
result = self.cursor.callfunc("pkg_TestBindObject.GetStringRep", str,
(obj,))
self.assertEqual(result,
"udt_Object(null, 'Test With Dates', null, " \
"to_date('2016-02-10', 'YYYY-MM-DD'), " \
"to_timestamp('2016-02-10 14:13:50', " \
"'YYYY-MM-DD HH24:MI:SS'), " \
"null, null)")
obj.DATEVALUE = None
obj.TIMESTAMPVALUE = None
sub_type_obj = self.connection.gettype("UDT_SUBOBJECT")
sub_obj = sub_type_obj.newobject()
sub_obj.SUBNUMBERVALUE = decimal.Decimal("18.25")
sub_obj.SUBSTRINGVALUE = "Sub String"
obj.SUBOBJECTVALUE = sub_obj
result = self.cursor.callfunc("pkg_TestBindObject.GetStringRep", str,
(obj,))
self.assertEqual(result,
"udt_Object(null, 'Test With Dates', null, null, " \
"null, udt_SubObject(18.25, 'Sub String'), null)")
def test_2302_copy_object(self):
"2302 - test copying an object"
type_obj = self.connection.gettype("UDT_OBJECT")
obj = type_obj()
obj.NUMBERVALUE = 5124
obj.STRINGVALUE = "A test string"
obj.DATEVALUE = datetime.datetime(2016, 2, 24)
obj.TIMESTAMPVALUE = datetime.datetime(2016, 2, 24, 13, 39, 10)
copied_obj = obj.copy()
self.assertEqual(obj.NUMBERVALUE, copied_obj.NUMBERVALUE)
self.assertEqual(obj.STRINGVALUE, copied_obj.STRINGVALUE)
self.assertEqual(obj.DATEVALUE, copied_obj.DATEVALUE)
self.assertEqual(obj.TIMESTAMPVALUE, copied_obj.TIMESTAMPVALUE)
def test_2303_empty_collection_as_list(self):
"2303 - test getting an empty collection as a list"
type_obj = self.connection.gettype("UDT_ARRAY")
obj = type_obj.newobject()
self.assertEqual(obj.aslist(), [])
def test_2304_fetch_data(self):
"2304 - test fetching objects"
self.cursor.execute("alter session set time_zone = 'UTC'")
self.cursor.execute("""
select
IntCol,
ObjectCol,
ArrayCol
from TestObjects
order by IntCol""")
expected_value = [
('INTCOL', oracledb.DB_TYPE_NUMBER, 10, None, 9, 0, False),
('OBJECTCOL', oracledb.DB_TYPE_OBJECT, None, None, None, None,
True),
('ARRAYCOL', oracledb.DB_TYPE_OBJECT, None, None, None, None, True)
]
self.assertEqual(self.cursor.description, expected_value)
expected_value = (
1,
'First row',
'First ',
'N First Row',
'N First ',
b'Raw Data 1',
2,
5,
12.125,
0.5,
12.5,
25.25,
50.125,
oracledb.Timestamp(2007, 3, 6, 0, 0, 0),
oracledb.Timestamp(2008, 9, 12, 16, 40),
oracledb.Timestamp(2009, 10, 13, 17, 50),
oracledb.Timestamp(2010, 11, 14, 18, 55),
'Short CLOB value',
'Short NCLOB Value',
b'Short BLOB value',
(11, 'Sub object 1'),
[(5, 'first element'), (6, 'second element')]
)
self.__test_data(1, expected_value, [5, 10, None, 20])
self.__test_data(2, None, [3, None, 9, 12, 15])
expected_value = (
3,
'Third row',
'Third ',
'N Third Row',
'N Third ',
b'Raw Data 3',
4,
10,
6.5,
0.75,
43.25,
86.5,
192.125,
oracledb.Timestamp(2007, 6, 21, 0, 0, 0),
oracledb.Timestamp(2007, 12, 13, 7, 30, 45),
oracledb.Timestamp(2017, 6, 21, 23, 18, 45),
oracledb.Timestamp(2017, 7, 21, 8, 27, 13),
'Another short CLOB value',
'Another short NCLOB Value',
b'Yet another short BLOB value',
(13, 'Sub object 3'),
[
(10, 'element #1'),
(20, 'element #2'),
(30, 'element #3'),
(40, 'element #4')
]
)
self.__test_data(3, expected_value, None)
def test_2305_get_object_type(self):
"2305 - test getting object type"
type_obj = self.connection.gettype("UDT_OBJECT")
self.assertEqual(type_obj.iscollection, False)
self.assertEqual(type_obj.schema, self.connection.username.upper())
self.assertEqual(type_obj.name, "UDT_OBJECT")
sub_object_value_type = self.connection.gettype("UDT_SUBOBJECT")
sub_object_array_type = self.connection.gettype("UDT_OBJECTARRAY")
expected_attr_names = [
"NUMBERVALUE",
"STRINGVALUE",
"FIXEDCHARVALUE",
"NSTRINGVALUE",
"NFIXEDCHARVALUE",
"RAWVALUE",
"INTVALUE",
"SMALLINTVALUE",
"REALVALUE",
"DOUBLEPRECISIONVALUE",
"FLOATVALUE",
"BINARYFLOATVALUE",
"BINARYDOUBLEVALUE",
"DATEVALUE",
"TIMESTAMPVALUE",
"TIMESTAMPTZVALUE",
"TIMESTAMPLTZVALUE",
"CLOBVALUE",
"NCLOBVALUE",
"BLOBVALUE",
"SUBOBJECTVALUE",
"SUBOBJECTARRAY"
]
actual_attr_names = [a.name for a in type_obj.attributes]
self.assertEqual(actual_attr_names, expected_attr_names)
expected_attr_types = [
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_VARCHAR,
oracledb.DB_TYPE_CHAR,
oracledb.DB_TYPE_NVARCHAR,
oracledb.DB_TYPE_NCHAR,
oracledb.DB_TYPE_RAW,
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_NUMBER,
oracledb.DB_TYPE_BINARY_FLOAT,
oracledb.DB_TYPE_BINARY_DOUBLE,
oracledb.DB_TYPE_DATE,
oracledb.DB_TYPE_TIMESTAMP,
oracledb.DB_TYPE_TIMESTAMP_TZ,
oracledb.DB_TYPE_TIMESTAMP_LTZ,
oracledb.DB_TYPE_CLOB,
oracledb.DB_TYPE_NCLOB,
oracledb.DB_TYPE_BLOB,
sub_object_value_type,
sub_object_array_type
]
actual_attr_types = [a.type for a in type_obj.attributes]
self.assertEqual(actual_attr_types, expected_attr_types)
self.assertEqual(sub_object_array_type.iscollection, True)
self.assertEqual(sub_object_array_type.attributes, [])
def test_2306_object_type(self):
"2306 - test object type data"
self.cursor.execute("""
select ObjectCol
from TestObjects
where ObjectCol is not null
and rownum <= 1""")
obj, = self.cursor.fetchone()
self.assertEqual(obj.type.schema, self.connection.username.upper())
self.assertEqual(obj.type.name, "UDT_OBJECT")
self.assertEqual(obj.type.attributes[0].name, "NUMBERVALUE")
def test_2307_round_trip_object(self):
"2307 - test inserting and then querying object with all data types"
self.cursor.execute("alter session set time_zone = 'UTC'")
self.cursor.execute("truncate table TestClobs")
self.cursor.execute("truncate table TestNClobs")
self.cursor.execute("truncate table TestBlobs")
self.cursor.execute("insert into TestClobs values " \
"(1, 'A short CLOB')")
self.cursor.execute("insert into TestNClobs values " \
"(1, 'A short NCLOB')")
self.cursor.execute("insert into TestBlobs values " \
"(1, utl_raw.cast_to_raw('A short BLOB'))")
self.connection.commit()
self.cursor.execute("select CLOBCol from TestClobs")
clob, = self.cursor.fetchone()
self.cursor.execute("select NCLOBCol from TestNClobs")
nclob, = self.cursor.fetchone()
self.cursor.execute("select BLOBCol from TestBlobs")
blob, = self.cursor.fetchone()
type_obj = self.connection.gettype("UDT_OBJECT")
obj = type_obj.newobject()
obj.NUMBERVALUE = 5
obj.STRINGVALUE = "A string"
obj.FIXEDCHARVALUE = "Fixed str"
obj.NSTRINGVALUE = "A NCHAR string"
obj.NFIXEDCHARVALUE = "Fixed N"
obj.RAWVALUE = b"Raw Value"
obj.INTVALUE = 27
obj.SMALLINTVALUE = 13
obj.REALVALUE = 184.875
obj.DOUBLEPRECISIONVALUE = 1.375
obj.FLOATVALUE = 23.75
obj.DATEVALUE = datetime.date(2017, 5, 9)
obj.TIMESTAMPVALUE = datetime.datetime(2017, 5, 9, 9, 41, 13)
obj.TIMESTAMPTZVALUE = datetime.datetime(1986, 8, 2, 15, 27, 38)
obj.TIMESTAMPLTZVALUE = datetime.datetime(1999, 11, 12, 23, 5, 2)
obj.BINARYFLOATVALUE = 14.25
obj.BINARYDOUBLEVALUE = 29.1625
obj.CLOBVALUE = clob
obj.NCLOBVALUE = nclob
obj.BLOBVALUE = blob
sub_type_obj = self.connection.gettype("UDT_SUBOBJECT")
sub_obj = sub_type_obj.newobject()
sub_obj.SUBNUMBERVALUE = 23
sub_obj.SUBSTRINGVALUE = "Substring value"
obj.SUBOBJECTVALUE = sub_obj
self.cursor.execute("insert into TestObjects (IntCol, ObjectCol) " \
"values (4, :obj)", obj = obj)
self.cursor.execute("""
select IntCol, ObjectCol, ArrayCol
from TestObjects
where IntCol = 4""")
expected_value = (
5,
'A string',
'Fixed str ',
'A NCHAR string',
'Fixed N ',
b'Raw Value',
27,
13,
184.875,
1.375,
23.75,
14.25,
29.1625,
oracledb.Timestamp(2017, 5, 9, 0, 0, 0),
oracledb.Timestamp(2017, 5, 9, 9, 41, 13),
oracledb.Timestamp(1986, 8, 2, 15, 27, 38),
oracledb.Timestamp(1999, 11, 12, 23, 5, 2),
'A short CLOB',
'A short NCLOB',
b'A short BLOB',
(23, 'Substring value'),
None
)
self.__test_data(4, expected_value, None)
obj.CLOBVALUE = "A short CLOB (modified)"
obj.NCLOBVALUE = "A short NCLOB (modified)"
obj.BLOBVALUE = "A short BLOB (modified)"
self.cursor.execute("insert into TestObjects (IntCol, ObjectCol) " \
"values (5, :obj)", obj = obj)
self.cursor.execute("""
select IntCol, ObjectCol, ArrayCol
from TestObjects
where IntCol = 5""")
expected_value = (
5,
'A string',
'Fixed str ',
'A NCHAR string',
'Fixed N ',
b'Raw Value',
27,
13,
184.875,
1.375,
23.75,
14.25,
29.1625,
oracledb.Timestamp(2017, 5, 9, 0, 0, 0),
oracledb.Timestamp(2017, 5, 9, 9, 41, 13),
oracledb.Timestamp(1986, 8, 2, 15, 27, 38),
oracledb.Timestamp(1999, 11, 12, 23, 5, 2),
'A short CLOB (modified)',
'A short NCLOB (modified)',
b'A short BLOB (modified)',
(23, 'Substring value'),
None
)
self.__test_data(5, expected_value, None)
self.connection.rollback()
def test_2308_invalid_type_object(self):
"2308 - test trying to find an object type that does not exist"
self.assertRaises(oracledb.DatabaseError, self.connection.gettype,
"A TYPE THAT DOES NOT EXIST")
def test_2309_appending_wrong_object_type(self):
"2309 - test appending an object of the wrong type to a collection"
collection_obj_type = self.connection.gettype("UDT_OBJECTARRAY")
collection_obj = collection_obj_type.newobject()
array_obj_type = self.connection.gettype("UDT_ARRAY")
array_obj = array_obj_type.newobject()
self.assertRaises(oracledb.DatabaseError, collection_obj.append,
array_obj)
def test_2310_referencing_sub_obj(self):
"2310 - test that referencing a sub object affects the parent object"
obj_type = self.connection.gettype("UDT_OBJECT")
sub_obj_type = self.connection.gettype("UDT_SUBOBJECT")
obj = obj_type.newobject()
obj.SUBOBJECTVALUE = sub_obj_type.newobject()
obj.SUBOBJECTVALUE.SUBNUMBERVALUE = 5
obj.SUBOBJECTVALUE.SUBSTRINGVALUE = "Substring"
self.assertEqual(obj.SUBOBJECTVALUE.SUBNUMBERVALUE, 5)
self.assertEqual(obj.SUBOBJECTVALUE.SUBSTRINGVALUE, "Substring")
def test_2311_access_sub_object_parent_object_destroyed(self):
"2311 - test accessing sub object after parent object destroyed"
obj_type = self.connection.gettype("UDT_OBJECT")
sub_obj_type = self.connection.gettype("UDT_SUBOBJECT")
array_type = self.connection.gettype("UDT_OBJECTARRAY")
sub_obj1 = sub_obj_type.newobject()
sub_obj1.SUBNUMBERVALUE = 2
sub_obj1.SUBSTRINGVALUE = "AB"
sub_obj2 = sub_obj_type.newobject()
sub_obj2.SUBNUMBERVALUE = 3
sub_obj2.SUBSTRINGVALUE = "CDE"
obj = obj_type.newobject()
obj.SUBOBJECTARRAY = array_type.newobject([sub_obj1, sub_obj2])
sub_obj_array = obj.SUBOBJECTARRAY
del obj
self.assertEqual(self.get_db_object_as_plain_object(sub_obj_array),
[(2, "AB"), (3, "CDE")])
def test_2312_setting_attr_wrong_object_type(self):
"2312 - test assigning an object of wrong type to an object attribute"
obj_type = self.connection.gettype("UDT_OBJECT")
obj = obj_type.newobject()
wrong_obj_type = self.connection.gettype("UDT_OBJECTARRAY")
wrong_obj = wrong_obj_type.newobject()
self.assertRaises(oracledb.DatabaseError, setattr, obj,
"SUBOBJECTVALUE", wrong_obj)
def test_2313_setting_var_wrong_object_type(self):
"2313 - test setting value of object variable to wrong object type"
wrong_obj_type = self.connection.gettype("UDT_OBJECTARRAY")
wrong_obj = wrong_obj_type.newobject()
var = self.cursor.var(oracledb.DB_TYPE_OBJECT, typename="UDT_OBJECT")
self.assertRaises(oracledb.DatabaseError, var.setvalue, 0, wrong_obj)
def test_2314_string_format(self):
"2314 - test object string format"
obj_type = self.connection.gettype("UDT_OBJECT")
user = test_env.get_main_user()
self.assertEqual(str(obj_type),
"<cx_Oracle.ObjectType %s.UDT_OBJECT>" % user.upper())
self.assertEqual(str(obj_type.attributes[0]),
"<cx_Oracle.ObjectAttribute NUMBERVALUE>")
def test_2315_trim_collection_list(self):
"2315 - test Trim number of elements from collection"
sub_obj_type = self.connection.gettype("UDT_SUBOBJECT")
array_type = self.connection.gettype("UDT_OBJECTARRAY")
data = [(1, "AB"), (2, "CDE"), (3, "FGH"), (4, "IJK")]
array_obj = array_type()
for num_val, str_val in data:
subObj = sub_obj_type()
subObj.SUBNUMBERVALUE = num_val
subObj.SUBSTRINGVALUE = str_val
array_obj.append(subObj)
self.assertEqual(self.get_db_object_as_plain_object(array_obj), data)
array_obj.trim(2)
self.assertEqual(self.get_db_object_as_plain_object(array_obj),
data[:2])
array_obj.trim(1)
self.assertEqual(self.get_db_object_as_plain_object(array_obj),
data[:1])
array_obj.trim(0)
self.assertEqual(self.get_db_object_as_plain_object(array_obj),
data[:1])
array_obj.trim(1)
self.assertEqual(self.get_db_object_as_plain_object(array_obj), [])
if __name__ == "__main__":
test_env.run_test_cases()
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