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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.
#------------------------------------------------------------------------------
"""
2500 - Module for testing string variables
"""
import test_env
import cx_Oracle as oracledb
import datetime
import string
import random
class TestCase(test_env.BaseTestCase):
def setUp(self):
super().setUp()
self.raw_data = []
self.data_by_key = {}
for i in range(1, 11):
string_col = "String %d" % i
fixed_char_col = ("Fixed Char %d" % i).ljust(40)
raw_col = ("Raw %d" % i).encode("ascii")
if i % 2:
nullable_col = "Nullable %d" % i
else:
nullable_col = None
data_tuple = (i, string_col, raw_col, fixed_char_col, nullable_col)
self.raw_data.append(data_tuple)
self.data_by_key[i] = data_tuple
def test_2500_array_with_increased_size(self):
"2500 - test creating array var and then increasing the internal size"
val = ["12345678901234567890"] * 3
var = self.cursor.arrayvar(str, len(val), 4)
var.setvalue(0, val)
self.assertEqual(var.getvalue(), val)
def test_2501_bind_string(self):
"2501 - test binding in a string"
self.cursor.execute("""
select * from TestStrings
where StringCol = :value""",
value="String 5")
self.assertEqual(self.cursor.fetchall(), [self.data_by_key[5]])
def test_2502_bind_different_var(self):
"2502 - test binding a different variable on second execution"
retval_1 = self.cursor.var(oracledb.STRING, 30)
retval_2 = self.cursor.var(oracledb.STRING, 30)
self.cursor.execute("begin :retval := 'Called'; end;",
retval=retval_1)
self.assertEqual(retval_1.getvalue(), "Called")
self.cursor.execute("begin :retval := 'Called'; end;",
retval=retval_2)
self.assertEqual(retval_2.getvalue(), "Called")
def test_2503_exceeds_num_elements(self):
"2503 - test exceeding the number of elements returns IndexError"
var = self.cursor.var(str)
self.assertRaises(IndexError, var.getvalue, 1)
def test_2504_bind_string_after_number(self):
"2504 - test binding in a string after setting input sizes to a number"
self.cursor.setinputsizes(value = oracledb.NUMBER)
self.cursor.execute("""
select * from TestStrings
where StringCol = :value""",
value="String 6")
self.assertEqual(self.cursor.fetchall(), [self.data_by_key[6]])
def test_2505_bind_string_array_direct(self):
"2505 - test binding in a string array"
return_value = self.cursor.var(oracledb.NUMBER)
array = [r[1] for r in self.raw_data]
statement = """
begin
:return_value := pkg_TestStringArrays.TestInArrays(
:integer_value, :array);
end;"""
self.cursor.execute(statement, return_value=return_value,
integer_value=5, array=array)
self.assertEqual(return_value.getvalue(), 86)
array = [ "String - %d" % i for i in range(15) ]
self.cursor.execute(statement, integer_value=8, array=array)
self.assertEqual(return_value.getvalue(), 163)
def test_2506_bind_string_array_by_sizes(self):
"2506 - test binding in a string array (with setinputsizes)"
return_value = self.cursor.var(oracledb.NUMBER)
self.cursor.setinputsizes(array=[oracledb.STRING, 10])
array = [r[1] for r in self.raw_data]
self.cursor.execute("""
begin
:return_value := pkg_TestStringArrays.TestInArrays(
:integer_value, :array);
end;""",
return_value=return_value,
integer_value=6,
array=array)
self.assertEqual(return_value.getvalue(), 87)
def test_2507_bind_string_array_by_var(self):
"2507 - test binding in a string array (with arrayvar)"
return_value = self.cursor.var(oracledb.NUMBER)
array = self.cursor.arrayvar(oracledb.STRING, 10, 20)
array.setvalue(0, [r[1] for r in self.raw_data])
self.cursor.execute("""
begin
:return_value := pkg_TestStringArrays.TestInArrays(
:integer_value, :array);
end;""",
return_value=return_value,
integer_value=7,
array=array)
self.assertEqual(return_value.getvalue(), 88)
def test_2508_bind_in_out_string_array_by_var(self):
"2508 - test binding in/out a string array (with arrayvar)"
array = self.cursor.arrayvar(oracledb.STRING, 10, 100)
original_data = [r[1] for r in self.raw_data]
expected_data = ["Converted element # %d originally had length %d" % \
(i, len(original_data[i - 1])) \
for i in range(1, 6)] + original_data[5:]
array.setvalue(0, original_data)
self.cursor.execute("""
begin
pkg_TestStringArrays.TestInOutArrays(:num_elems, :array);
end;""",
num_elems=5,
array=array)
self.assertEqual(array.getvalue(), expected_data)
def test_2509_bind_out_string_array_by_var(self):
"2509 - test binding out a string array (with arrayvar)"
array = self.cursor.arrayvar(oracledb.STRING, 6, 100)
expected_data = ["Test out element # %d" % i for i in range(1, 7)]
self.cursor.execute("""
begin
pkg_TestStringArrays.TestOutArrays(:num_elems, :array);
end;""",
num_elems=6,
array=array)
self.assertEqual(array.getvalue(), expected_data)
def test_2510_bind_raw(self):
"2510 - test binding in a raw"
self.cursor.setinputsizes(value = oracledb.BINARY)
self.cursor.execute("""
select * from TestStrings
where RawCol = :value""",
value="Raw 4".encode())
self.assertEqual(self.cursor.fetchall(), [self.data_by_key[4]])
def test_2511_bind_and_fetch_rowid(self):
"2511 - test binding (and fetching) a rowid"
self.cursor.execute("""
select rowid
from TestStrings
where IntCol = 3""")
rowid, = self.cursor.fetchone()
self.cursor.execute("""
select *
from TestStrings
where rowid = :value""",
value=rowid)
self.assertEqual(self.cursor.fetchall(), [self.data_by_key[3]])
def test_2512_bind_and_fetch_universal_rowids(self):
"2512 - test binding (and fetching) universal rowids"
self.cursor.execute("truncate table TestUniversalRowids")
data = [
(1, "ABC" * 75, datetime.datetime(2017, 4, 11)),
(2, "DEF" * 80, datetime.datetime(2017, 4, 12))
]
for row in data:
self.cursor.execute("""
insert into TestUniversalRowids
values (:1, :2, :3)""", row)
self.connection.commit()
self.cursor.execute("""
select rowid
from TestUniversalRowIds
order by IntCol""")
rowids = [r for r, in self.cursor]
fetched_data = []
for rowid in rowids:
self.cursor.execute("""
select *
from TestUniversalRowids
where rowid = :rid""",
rid=rowid)
fetched_data.extend(self.cursor.fetchall())
self.assertEqual(fetched_data, data)
def test_2513_bind_null(self):
"2513 - test binding in a null"
self.cursor.execute("""
select * from TestStrings
where StringCol = :value""",
value=None)
self.assertEqual(self.cursor.fetchall(), [])
def test_2514_bind_out_set_input_sizes_by_type(self):
"2514 - test binding out with set input sizes defined (by type)"
bind_vars = self.cursor.setinputsizes(value=oracledb.STRING)
self.cursor.execute("""
begin
:value := 'TSI';
end;""")
self.assertEqual(bind_vars["value"].getvalue(), "TSI")
def test_2515_bind_out_set_input_sizes_by_integer(self):
"2515 - test binding out with set input sizes defined (by integer)"
bind_vars = self.cursor.setinputsizes(value=30)
self.cursor.execute("""
begin
:value := 'TSI (I)';
end;""")
self.assertEqual(bind_vars["value"].getvalue(), "TSI (I)")
def test_2516_bind_in_out_set_input_sizes_by_type(self):
"2516 - test binding in/out with set input sizes defined (by type)"
bind_vars = self.cursor.setinputsizes(value=oracledb.STRING)
self.cursor.execute("""
begin
:value := :value || ' TSI';
end;""",
value="InVal")
self.assertEqual(bind_vars["value"].getvalue(), "InVal TSI")
def test_2517_bind_in_out_set_input_sizes_by_integer(self):
"2517 - test binding in/out with set input sizes defined (by integer)"
bind_vars = self.cursor.setinputsizes(value=30)
self.cursor.execute("""
begin
:value := :value || ' TSI (I)';
end;""",
value="InVal")
self.assertEqual(bind_vars["value"].getvalue(), "InVal TSI (I)")
def test_2518_bind_out_var(self):
"2518 - test binding out with cursor.var() method"
var = self.cursor.var(oracledb.STRING)
self.cursor.execute("""
begin
:value := 'TSI (VAR)';
end;""",
value=var)
self.assertEqual(var.getvalue(), "TSI (VAR)")
def test_2519_bind_in_out_var_direct_set(self):
"2519 - test binding in/out with cursor.var() method"
var = self.cursor.var(oracledb.STRING)
var.setvalue(0, "InVal")
self.cursor.execute("""
begin
:value := :value || ' TSI (VAR)';
end;""",
value=var)
self.assertEqual(var.getvalue(), "InVal TSI (VAR)")
def test_2520_bind_long_string(self):
"2520 - test that binding a long string succeeds"
self.cursor.setinputsizes(big_string=oracledb.DB_TYPE_LONG)
self.cursor.execute("""
declare
t_Temp varchar2(20000);
begin
t_Temp := :big_string;
end;""",
big_string="X" * 10000)
def test_2521_bind_long_string_after_setting_size(self):
"2521 - test that setinputsizes() returns a long variable"
var = self.cursor.setinputsizes(test=90000)["test"]
in_string = "1234567890" * 9000
var.setvalue(0, in_string)
out_string = var.getvalue()
msg = f"output does not match: in was {len(in_string)}, " \
f"out was {len(out_string)}"
self.assertEqual(in_string, out_string, msg)
def test_2522_cursor_description(self):
"2522 - test cursor description is accurate"
self.cursor.execute("select * from TestStrings")
expected_value = [
('INTCOL', oracledb.DB_TYPE_NUMBER, 10, None, 9, 0, 0),
('STRINGCOL', oracledb.DB_TYPE_VARCHAR, 20,
20 * test_env.get_charset_ratio(), None, None, 0),
('RAWCOL', oracledb.DB_TYPE_RAW, 30, 30, None, None, 0),
('FIXEDCHARCOL', oracledb.DB_TYPE_CHAR, 40,
40 * test_env.get_charset_ratio(), None, None, 0),
('NULLABLECOL', oracledb.DB_TYPE_VARCHAR, 50,
50 * test_env.get_charset_ratio(), None, None, 1)
]
self.assertEqual(self.cursor.description, expected_value)
def test_2523_fetchall(self):
"2523 - test that fetching all of the data returns the correct results"
self.cursor.execute("select * From TestStrings order by IntCol")
self.assertEqual(self.cursor.fetchall(), self.raw_data)
self.assertEqual(self.cursor.fetchall(), [])
def test_2524_fetchmany(self):
"2524 - test that fetching data in chunks returns the correct results"
self.cursor.execute("select * From TestStrings order by IntCol")
self.assertEqual(self.cursor.fetchmany(3), self.raw_data[0:3])
self.assertEqual(self.cursor.fetchmany(2), self.raw_data[3:5])
self.assertEqual(self.cursor.fetchmany(4), self.raw_data[5:9])
self.assertEqual(self.cursor.fetchmany(3), self.raw_data[9:])
self.assertEqual(self.cursor.fetchmany(3), [])
def test_2525_fetchone(self):
"2525 - test that fetching a single row returns the correct results"
self.cursor.execute("""
select *
from TestStrings
where IntCol in (3, 4)
order by IntCol""")
self.assertEqual(self.cursor.fetchone(), self.data_by_key[3])
self.assertEqual(self.cursor.fetchone(), self.data_by_key[4])
self.assertEqual(self.cursor.fetchone(), None)
def test_2526_supplemental_characters(self):
"2526 - test binding and fetching supplemental charcters"
self.cursor.execute("""
select value
from nls_database_parameters
where parameter = 'NLS_CHARACTERSET'""")
charset, = self.cursor.fetchone()
if charset != "AL32UTF8":
self.skipTest("Database character set must be AL32UTF8")
supplemental_chars = "𠜎 𠜱 𠝹 𠱓 𠱸 𠲖 𠳏 𠳕 𠴕 𠵼 𠵿 𠸎 𠸏 𠹷 𠺝 " \
"𠺢 𠻗 𠻹 𠻺 𠼭 𠼮 𠽌 𠾴 𠾼 𠿪 𡁜 𡁯 𡁵 𡁶 𡁻 𡃁 𡃉 𡇙 𢃇 " \
"𢞵 𢫕 𢭃 𢯊 𢱑 𢱕 𢳂 𢴈 𢵌 𢵧 𢺳 𣲷 𤓓 𤶸 𤷪 𥄫 𦉘 𦟌 𦧲 " \
"𦧺 𧨾 𨅝 𨈇 𨋢 𨳊 𨳍 𨳒 𩶘"
self.cursor.execute("truncate table TestTempTable")
self.cursor.execute("""
insert into TestTempTable (IntCol, StringCol)
values (:1, :2)""",
(1, supplemental_chars))
self.connection.commit()
self.cursor.execute("select StringCol from TestTempTable")
value, = self.cursor.fetchone()
self.assertEqual(value, supplemental_chars)
def test_2527_bind_twice_with_large_string_second(self):
"2527 - test binding twice with a larger string the second time"
self.cursor.execute("truncate table TestTempTable")
sql = "insert into TestTempTable (IntCol, StringCol) values (:1, :2)"
short_string = "short string"
long_string = "long string " * 30
self.cursor.execute(sql, (1, short_string))
self.cursor.execute(sql, (2, long_string))
self.connection.commit()
self.cursor.execute("""
select IntCol, StringCol
from TestTempTable
order by IntCol""")
self.assertEqual(self.cursor.fetchall(),
[(1, short_string), (2, long_string)])
def test_2528_issue_50(self):
"2528 - test issue 50 - avoid error ORA-24816"
cursor = self.connection.cursor()
try:
cursor.execute("drop table issue_50 purge")
except oracledb.DatabaseError:
pass
cursor.execute("""
create table issue_50 (
Id number(11) primary key,
Str1 nvarchar2(256),
Str2 nvarchar2(256),
Str3 nvarchar2(256),
NClob1 nclob,
NClob2 nclob
)""")
id_var = cursor.var(oracledb.NUMBER)
cursor.execute("""
insert into issue_50 (Id, Str2, Str3, NClob1, NClob2, Str1)
values (:arg0, :arg1, :arg2, :arg3, :arg4, :arg5)
returning id into :arg6""",
[1, '555a4c78', 'f319ef0e', '23009914', '', '', id_var])
cursor = self.connection.cursor()
cursor.execute("""
insert into issue_50 (Id, Str2, Str3, NClob1, NClob2, Str1)
values (:arg0, :arg1, :arg2, :arg3, :arg4, :arg5)
returning id into :arg6""",
[2, u'd5ff845a', u'94275767', u'bf161ff6', u'', u'', id_var])
cursor.execute("drop table issue_50 purge")
def test_2529_set_rowid_to_string(self):
"2529 - test assigning a string to rowid"
var = self.cursor.var(oracledb.ROWID)
self.assertRaises(oracledb.NotSupportedError, var.setvalue, 0,
"ABDHRYTHFJGKDKKDH")
def test_2530_short_xml_as_string(self):
"2530 - test fetching XMLType object as a string"
self.cursor.execute("""
select XMLElement("string", stringCol)
from TestStrings
where intCol = 1""")
actual_value, = self.cursor.fetchone()
expected_value = "<string>String 1</string>"
self.assertEqual(actual_value, expected_value)
def test_2531_long_xml_as_string(self):
"2531 - test inserting and fetching an XMLType object (1K) as a string"
chars = string.ascii_uppercase + string.ascii_lowercase
random_string = ''.join(random.choice(chars) for _ in range(1024))
int_val = 200
xml_string = '<data>' + random_string + '</data>'
self.cursor.execute("""
insert into TestXML (IntCol, XMLCol)
values (:1, :2)""", (int_val, xml_string))
self.cursor.execute("select XMLCol from TestXML where intCol = :1",
(int_val,))
actual_value, = self.cursor.fetchone()
self.assertEqual(actual_value.strip(), xml_string)
if __name__ == "__main__":
test_env.run_test_cases()
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