python-oracledb/tests/test_2900_rowid.py

185 lines
7.6 KiB
Python

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"""
2900 - Module for testing Rowids
"""
import datetime
import unittest
import oracledb
import test_env
class TestCase(test_env.BaseTestCase):
def __populate_test_universal_rowids(self):
self.cursor.execute("truncate table TestUniversalRowids")
data = [
(1, "ABC" * 75, datetime.datetime(2017, 4, 11)),
(2, "DEF" * 80, datetime.datetime(2017, 4, 12))
]
self.cursor.executemany("""
insert into TestUniversalRowids
values (:1, :2, :3)""", data)
self.connection.commit()
def __test_select_rowids(self, table_name):
self.cursor.execute(f"select rowid, IntCol from {table_name}")
sql = f"select IntCol from {table_name} where rowid = :val"
for rowid, int_val in self.cursor.fetchall():
self.cursor.execute(sql, val=rowid)
self.assertEqual(self.cursor.fetchall(), [(int_val,)])
def test_2900_select_rowids_regular(self):
"2900 - test selecting all rowids from a regular table"
self.__test_select_rowids("TestNumbers")
def test_2901_select_rowids_index_organised(self):
"2901 - test selecting all rowids from an index organised table"
self.__populate_test_universal_rowids()
self.__test_select_rowids("TestUniversalRowids")
def test_2902_insert_invalid_rowid(self):
"2902 - test inserting an invalid rowid"
sql = "insert into TestRowids (IntCol, RowidCol) values (1, :rid)"
self.assertRaisesRegex(oracledb.DatabaseError, "^ORA-00932:",
self.cursor.execute, sql, rid=12345)
self.assertRaisesRegex(oracledb.DatabaseError, "^ORA-01410:",
self.cursor.execute, sql, rid="523lkhlf")
def test_2903_select_rowids_as_urowids(self):
"2903 - test selecting regular rowids stored in a urowid column"
self.cursor.execute("truncate table TestRowids")
self.cursor.execute("""
insert into TestRowids (IntCol, UrowidCol)
select IntCol, rowid from TestNumbers""")
self.connection.commit()
self.cursor.execute("select IntCol, UrowidCol from TestRowids")
for int_val, rowid in self.cursor.fetchall():
self.cursor.execute("""
select IntCol
from TestNumbers
where rowid = :val""",
val=rowid)
self.assertEqual(self.cursor.fetchall(), [(int_val,)])
def test_2904_select_rowids_as_rowids(self):
"2904 - test selecting regular rowids stored in a rowid column"
self.cursor.execute("truncate table TestRowids")
self.cursor.execute("""
insert into TestRowids (IntCol, RowidCol)
select IntCol, rowid from TestNumbers""")
self.connection.commit()
self.cursor.execute("select IntCol, RowidCol from TestRowids")
for int_val, rowid in self.cursor.fetchall():
self.cursor.execute("""
select IntCol
from TestNumbers
where rowid = :val""",
val=rowid)
self.assertEqual(self.cursor.fetchall(), [(int_val,)])
def test_2905_test_bind_and_insert_rowid(self):
"2905 - binding and inserting a rowid"
self.cursor.execute("truncate table TestRowids")
insert_data = [
(1, "String #1"),
(2, "String #2"),
(3, "String #3"),
(4, "String #4")
]
self.cursor.execute("truncate table TestTempTable")
sql = "insert into TestTempTable (IntCol, StringCol1) values (:1, :2)"
self.cursor.executemany(sql, insert_data)
self.connection.commit()
ridvar = self.cursor.var(oracledb.ROWID)
self.cursor.execute("""
begin
select rowid into :rid from TestTempTable
where IntCol = 3;
end;""",
rid=ridvar)
self.cursor.setinputsizes(r1=oracledb.ROWID)
self.cursor.execute("""
insert into TestRowids (IntCol, RowidCol)
values(1, :r1)""",
r1=ridvar)
self.connection.commit()
self.cursor.execute("select IntCol, RowidCol from TestRowids")
int_val, rowid = self.cursor.fetchone()
self.cursor.execute("""
select IntCol, StringCol1 from TestTempTable
where rowid = :val""",
val=rowid)
self.assertEqual(self.cursor.fetchone(), (3, "String #3"))
@unittest.skipIf(not test_env.get_is_thin(),
"thick mode doesn't support DB_TYPE_UROWID")
def test_2906_test_bind_and_insert_rowid_as_urowid(self):
"2906 - binding and inserting a rowid as urowid"
self.cursor.execute("truncate table TestRowids")
insert_data = [
(1, "String #1", datetime.datetime(2017, 4, 4)),
(2, "String #2", datetime.datetime(2017, 4, 5)),
(3, "String #3", datetime.datetime(2017, 4, 6)),
(4, "A" * 250, datetime.datetime(2017, 4, 7))
]
self.cursor.execute("truncate table TestUniversalRowids")
sql = "insert into TestUniversalRowids values (:1, :2, :3)"
self.cursor.executemany(sql, insert_data)
self.connection.commit()
ridvar = self.cursor.var(oracledb.DB_TYPE_UROWID)
self.cursor.execute("""
begin
select rowid into :rid from TestUniversalRowids
where IntCol = 3;
end;""",
rid=ridvar)
self.cursor.setinputsizes(r1=oracledb.DB_TYPE_UROWID)
self.cursor.execute("""
insert into TestRowids (IntCol, UrowidCol)
values(1, :r1)""",
r1=ridvar)
self.connection.commit()
self.cursor.execute("select IntCol, UrowidCol from TestRowids")
int_val, rowid = self.cursor.fetchone()
self.cursor.execute("""
select IntCol, StringCol, DateCol from TestUniversalRowids
where rowid = :val""",
val=rowid)
self.assertEqual(self.cursor.fetchone(),
(3, "String #3", datetime.datetime(2017, 4, 6)))
def test_2907_test_fetch_null_rowids(self):
"2907 - fetching a null rowid"
self.cursor.execute("truncate table TestRowids")
self.cursor.execute("insert into TestRowids (IntCol) values (1)")
self.connection.commit()
self.cursor.execute("select * from TestRowids")
self.assertEqual(self.cursor.fetchone(), (1, None, None))
if __name__ == "__main__":
test_env.run_test_cases()