179 lines
7.5 KiB
Python
179 lines
7.5 KiB
Python
#------------------------------------------------------------------------------
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# Copyright (c) 2022, Oracle and/or its affiliates.
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#
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# This software is dual-licensed to you under the Universal Permissive License
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# (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
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# 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
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# either license.
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#
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# If you elect to accept the software under the Apache License, Version 2.0,
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# the following applies:
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#------------------------------------------------------------------------------
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"""
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4800 - Module for testing timestamp with local time zone variables
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"""
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import datetime
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import oracledb
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import test_env
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class TestCase(test_env.BaseTestCase):
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def setUp(self):
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super().setUp()
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self.raw_data = []
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self.data_by_key = {}
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base_date = datetime.datetime(2022, 6, 2)
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self.cursor.execute("alter session set time_zone = 'UTC'")
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for i in range(1, 11):
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if i % 4 == 0:
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tz_hours = i
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elif i % 2 == 0:
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tz_hours = i + 0.5
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else:
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tz_hours = -(i + 0.5)
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tz_offset = datetime.timedelta(hours=tz_hours)
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microseconds = int(str(i * 50).ljust(6, "0"))
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offset = datetime.timedelta(days=i, seconds=i * 2,
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microseconds=microseconds)
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col = base_date + tz_offset + offset
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if i % 2:
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tz_offset = datetime.timedelta(hours=6)
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microseconds = int(str(i * 125).ljust(6, "0"))
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offset = datetime.timedelta(days=i + 1,
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seconds=i * 3,
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microseconds=microseconds)
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nullable_col = base_date + offset
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else:
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nullable_col = None
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data_tuple = (i, col, nullable_col)
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self.raw_data.append(data_tuple)
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self.data_by_key[i] = data_tuple
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def test_4800_bind_timestamp(self):
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"4800 - test binding in a timestamp"
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self.cursor.setinputsizes(value=oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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select * from TestTimestampLTZs
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where TimestampLTZCol = :value""",
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value=datetime.datetime(2022, 6, 6, 18, 30, 10, 250000))
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self.assertEqual(self.cursor.fetchall(), [self.data_by_key[5]])
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def test_4801_bind_null(self):
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"4801 - test binding in a null"
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self.cursor.setinputsizes(value=oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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select * from TestTimestampLTZs
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where TimestampLTZCol = :value""",
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value=None)
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self.assertEqual(self.cursor.fetchall(), [])
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def test_4802_bind_out_set_input_sizes(self):
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"4802 - test binding out with set input sizes defined"
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bv = self.cursor.setinputsizes(value=oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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begin
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:value := to_timestamp('20220603', 'YYYYMMDD');
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end;""")
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self.assertEqual(bv["value"].getvalue(), datetime.datetime(2022, 6, 3))
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def test_4803_bind_in_out_set_input_sizes(self):
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"4803 - test binding in/out with set input sizes defined"
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bv = self.cursor.setinputsizes(value=oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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begin
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:value := :value + 5.25;
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end;""",
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value=datetime.datetime(2022, 5, 10, 12, 0, 0))
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self.assertEqual(bv["value"].getvalue(),
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datetime.datetime(2022, 5, 15, 18, 0, 0))
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def test_4804_bind_out_var(self):
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"4804 - test binding out with cursor.var() method"
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var = self.cursor.var(oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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begin
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:value := to_date('20220601 15:38:12',
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'YYYYMMDD HH24:MI:SS');
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end;""",
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value=var)
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self.assertEqual(var.getvalue(),
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datetime.datetime(2022, 6, 1, 15, 38, 12))
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def test_4805_bind_in_out_var_direct_set(self):
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"4805 - test binding in/out with cursor.var() method"
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var = self.cursor.var(oracledb.DB_TYPE_TIMESTAMP_LTZ)
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var.setvalue(0, datetime.datetime(2022, 5, 30, 6, 0, 0))
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self.cursor.execute("""
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begin
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:value := :value + 5.25;
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end;""",
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value = var)
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self.assertEqual(var.getvalue(),
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datetime.datetime(2022, 6, 4, 12, 0, 0))
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def test_4806_cursor_description(self):
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"4806 - test cursor description is accurate"
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self.cursor.execute("select * from TestTimestampLTZs")
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expected_value = [
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('INTCOL', oracledb.DB_TYPE_NUMBER, 10, None, 9, 0, False),
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('TIMESTAMPLTZCOL', oracledb.DB_TYPE_TIMESTAMP_LTZ, 23, None, 0, 6,
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False),
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('NULLABLECOL', oracledb.DB_TYPE_TIMESTAMP_LTZ, 23, None, 0, 6,
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True)
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]
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self.assertEqual(self.cursor.description, expected_value)
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def test_4807_fetchall(self):
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"4807 - test that fetching all of the data returns the correct results"
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self.cursor.execute("select * From TestTimestampLTZs order by IntCol")
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self.assertEqual(self.cursor.fetchall(), self.raw_data)
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self.assertEqual(self.cursor.fetchall(), [])
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def test_4808_fetchmany(self):
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"4808 - test that fetching data in chunks returns the correct results"
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self.cursor.execute("select * From TestTimestampLTZs order by IntCol")
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self.assertEqual(self.cursor.fetchmany(3), self.raw_data[0:3])
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self.assertEqual(self.cursor.fetchmany(2), self.raw_data[3:5])
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self.assertEqual(self.cursor.fetchmany(4), self.raw_data[5:9])
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self.assertEqual(self.cursor.fetchmany(3), self.raw_data[9:])
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self.assertEqual(self.cursor.fetchmany(3), [])
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def test_4809_fetchone(self):
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"4809 - test that fetching a single row returns the correct results"
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self.cursor.execute("""
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select *
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from TestTimestampLTZs
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where IntCol in (3, 4)
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order by IntCol""")
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self.assertEqual(self.cursor.fetchone(), self.data_by_key[3])
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self.assertEqual(self.cursor.fetchone(), self.data_by_key[4])
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self.assertEqual(self.cursor.fetchone(), None)
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def test_4810_bind_timestamp_with_zero_fseconds(self):
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"4810 - test binding a timestamp with zero fractional seconds"
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self.cursor.setinputsizes(value=oracledb.DB_TYPE_TIMESTAMP_LTZ)
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self.cursor.execute("""
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select *
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from TestTimestampLTZs
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where trunc(TimestampLTZCol) = :value""",
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value=datetime.datetime(2022, 6, 12))
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self.assertEqual(self.cursor.fetchall(), [self.data_by_key[10]])
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if __name__ == "__main__":
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test_env.run_test_cases()
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