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| Current File : //opt/rh/rh-python35/root/usr/lib/python3.5/site-packages/pymysql/tests/test_basic.py |
import pymysql.cursors
from pymysql.tests import base
from pymysql import util
from pymysql.err import ProgrammingError
import time
import datetime
import warnings
from unittest2 import SkipTest
__all__ = ["TestConversion", "TestCursor", "TestBulkInserts"]
class TestConversion(base.PyMySQLTestCase):
def test_datatypes(self):
""" test every data type """
conn = self.connections[0]
c = conn.cursor()
c.execute("create table test_datatypes (b bit, i int, l bigint, f real, s varchar(32), u varchar(32), bb blob, d date, dt datetime, ts timestamp, td time, t time, st datetime)")
try:
# insert values
v = (True, -3, 123456789012, 5.7, "hello'\" world", u"Espa\xc3\xb1ol", "binary\x00data".encode(conn.charset), datetime.date(1988,2,2), datetime.datetime(2014, 5, 15, 7, 45, 57), datetime.timedelta(5,6), datetime.time(16,32), time.localtime())
c.execute("insert into test_datatypes (b,i,l,f,s,u,bb,d,dt,td,t,st) values (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)", v)
c.execute("select b,i,l,f,s,u,bb,d,dt,td,t,st from test_datatypes")
r = c.fetchone()
self.assertEqual(util.int2byte(1), r[0])
self.assertEqual(v[1:10], r[1:10])
self.assertEqual(datetime.timedelta(0, 60 * (v[10].hour * 60 + v[10].minute)), r[10])
self.assertEqual(datetime.datetime(*v[-1][:6]), r[-1])
c.execute("delete from test_datatypes")
# check nulls
c.execute("insert into test_datatypes (b,i,l,f,s,u,bb,d,dt,td,t,st) values (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)", [None] * 12)
c.execute("select b,i,l,f,s,u,bb,d,dt,td,t,st from test_datatypes")
r = c.fetchone()
self.assertEqual(tuple([None] * 12), r)
c.execute("delete from test_datatypes")
# check sequences type
for seq_type in (tuple, list, set, frozenset):
c.execute("insert into test_datatypes (i, l) values (2,4), (6,8), (10,12)")
seq = seq_type([2,6])
c.execute("select l from test_datatypes where i in %s order by i", (seq,))
r = c.fetchall()
self.assertEqual(((4,),(8,)), r)
c.execute("delete from test_datatypes")
finally:
c.execute("drop table test_datatypes")
def test_dict(self):
""" test dict escaping """
conn = self.connections[0]
c = conn.cursor()
c.execute("create table test_dict (a integer, b integer, c integer)")
try:
c.execute("insert into test_dict (a,b,c) values (%(a)s, %(b)s, %(c)s)", {"a":1,"b":2,"c":3})
c.execute("select a,b,c from test_dict")
self.assertEqual((1,2,3), c.fetchone())
finally:
c.execute("drop table test_dict")
def test_string(self):
conn = self.connections[0]
c = conn.cursor()
c.execute("create table test_dict (a text)")
test_value = "I am a test string"
try:
c.execute("insert into test_dict (a) values (%s)", test_value)
c.execute("select a from test_dict")
self.assertEqual((test_value,), c.fetchone())
finally:
c.execute("drop table test_dict")
def test_integer(self):
conn = self.connections[0]
c = conn.cursor()
c.execute("create table test_dict (a integer)")
test_value = 12345
try:
c.execute("insert into test_dict (a) values (%s)", test_value)
c.execute("select a from test_dict")
self.assertEqual((test_value,), c.fetchone())
finally:
c.execute("drop table test_dict")
def test_blob(self):
"""test binary data"""
data = bytes(bytearray(range(256)) * 4)
conn = self.connections[0]
self.safe_create_table(
conn, "test_blob", "create table test_blob (b blob)")
with conn.cursor() as c:
c.execute("insert into test_blob (b) values (%s)", (data,))
c.execute("select b from test_blob")
self.assertEqual(data, c.fetchone()[0])
def test_untyped(self):
""" test conversion of null, empty string """
conn = self.connections[0]
c = conn.cursor()
c.execute("select null,''")
self.assertEqual((None,u''), c.fetchone())
c.execute("select '',null")
self.assertEqual((u'',None), c.fetchone())
def test_timedelta(self):
""" test timedelta conversion """
conn = self.connections[0]
c = conn.cursor()
c.execute("select time('12:30'), time('23:12:59'), time('23:12:59.05100'), time('-12:30'), time('-23:12:59'), time('-23:12:59.05100'), time('-00:30')")
self.assertEqual((datetime.timedelta(0, 45000),
datetime.timedelta(0, 83579),
datetime.timedelta(0, 83579, 51000),
-datetime.timedelta(0, 45000),
-datetime.timedelta(0, 83579),
-datetime.timedelta(0, 83579, 51000),
-datetime.timedelta(0, 1800)),
c.fetchone())
def test_datetime_microseconds(self):
""" test datetime conversion w microseconds"""
conn = self.connections[0]
if not self.mysql_server_is(conn, (5, 6, 4)):
raise SkipTest("target backend does not support microseconds")
c = conn.cursor()
dt = datetime.datetime(2013, 11, 12, 9, 9, 9, 123450)
c.execute("create table test_datetime (id int, ts datetime(6))")
try:
c.execute(
"insert into test_datetime values (%s, %s)",
(1, dt)
)
c.execute("select ts from test_datetime")
self.assertEqual((dt,), c.fetchone())
finally:
c.execute("drop table test_datetime")
class TestCursor(base.PyMySQLTestCase):
# this test case does not work quite right yet, however,
# we substitute in None for the erroneous field which is
# compatible with the DB-API 2.0 spec and has not broken
# any unit tests for anything we've tried.
#def test_description(self):
# """ test description attribute """
# # result is from MySQLdb module
# r = (('Host', 254, 11, 60, 60, 0, 0),
# ('User', 254, 16, 16, 16, 0, 0),
# ('Password', 254, 41, 41, 41, 0, 0),
# ('Select_priv', 254, 1, 1, 1, 0, 0),
# ('Insert_priv', 254, 1, 1, 1, 0, 0),
# ('Update_priv', 254, 1, 1, 1, 0, 0),
# ('Delete_priv', 254, 1, 1, 1, 0, 0),
# ('Create_priv', 254, 1, 1, 1, 0, 0),
# ('Drop_priv', 254, 1, 1, 1, 0, 0),
# ('Reload_priv', 254, 1, 1, 1, 0, 0),
# ('Shutdown_priv', 254, 1, 1, 1, 0, 0),
# ('Process_priv', 254, 1, 1, 1, 0, 0),
# ('File_priv', 254, 1, 1, 1, 0, 0),
# ('Grant_priv', 254, 1, 1, 1, 0, 0),
# ('References_priv', 254, 1, 1, 1, 0, 0),
# ('Index_priv', 254, 1, 1, 1, 0, 0),
# ('Alter_priv', 254, 1, 1, 1, 0, 0),
# ('Show_db_priv', 254, 1, 1, 1, 0, 0),
# ('Super_priv', 254, 1, 1, 1, 0, 0),
# ('Create_tmp_table_priv', 254, 1, 1, 1, 0, 0),
# ('Lock_tables_priv', 254, 1, 1, 1, 0, 0),
# ('Execute_priv', 254, 1, 1, 1, 0, 0),
# ('Repl_slave_priv', 254, 1, 1, 1, 0, 0),
# ('Repl_client_priv', 254, 1, 1, 1, 0, 0),
# ('Create_view_priv', 254, 1, 1, 1, 0, 0),
# ('Show_view_priv', 254, 1, 1, 1, 0, 0),
# ('Create_routine_priv', 254, 1, 1, 1, 0, 0),
# ('Alter_routine_priv', 254, 1, 1, 1, 0, 0),
# ('Create_user_priv', 254, 1, 1, 1, 0, 0),
# ('Event_priv', 254, 1, 1, 1, 0, 0),
# ('Trigger_priv', 254, 1, 1, 1, 0, 0),
# ('ssl_type', 254, 0, 9, 9, 0, 0),
# ('ssl_cipher', 252, 0, 65535, 65535, 0, 0),
# ('x509_issuer', 252, 0, 65535, 65535, 0, 0),
# ('x509_subject', 252, 0, 65535, 65535, 0, 0),
# ('max_questions', 3, 1, 11, 11, 0, 0),
# ('max_updates', 3, 1, 11, 11, 0, 0),
# ('max_connections', 3, 1, 11, 11, 0, 0),
# ('max_user_connections', 3, 1, 11, 11, 0, 0))
# conn = self.connections[0]
# c = conn.cursor()
# c.execute("select * from mysql.user")
#
# self.assertEqual(r, c.description)
def test_fetch_no_result(self):
""" test a fetchone() with no rows """
conn = self.connections[0]
c = conn.cursor()
c.execute("create table test_nr (b varchar(32))")
try:
data = "pymysql"
c.execute("insert into test_nr (b) values (%s)", (data,))
self.assertEqual(None, c.fetchone())
finally:
c.execute("drop table test_nr")
def test_aggregates(self):
""" test aggregate functions """
conn = self.connections[0]
c = conn.cursor()
try:
c.execute('create table test_aggregates (i integer)')
for i in range(0, 10):
c.execute('insert into test_aggregates (i) values (%s)', (i,))
c.execute('select sum(i) from test_aggregates')
r, = c.fetchone()
self.assertEqual(sum(range(0,10)), r)
finally:
c.execute('drop table test_aggregates')
def test_single_tuple(self):
""" test a single tuple """
conn = self.connections[0]
c = conn.cursor()
self.safe_create_table(
conn, 'mystuff',
"create table mystuff (id integer primary key)")
c.execute("insert into mystuff (id) values (1)")
c.execute("insert into mystuff (id) values (2)")
c.execute("select id from mystuff where id in %s", ((1,),))
self.assertEqual([(1,)], list(c.fetchall()))
c.close()
class TestBulkInserts(base.PyMySQLTestCase):
cursor_type = pymysql.cursors.DictCursor
def setUp(self):
super(TestBulkInserts, self).setUp()
self.conn = conn = self.connections[0]
c = conn.cursor(self.cursor_type)
# create a table ane some data to query
self.safe_create_table(conn, 'bulkinsert', """\
CREATE TABLE bulkinsert
(
id int(11),
name char(20),
age int,
height int,
PRIMARY KEY (id)
)
""")
def _verify_records(self, data):
conn = self.connections[0]
cursor = conn.cursor()
cursor.execute("SELECT id, name, age, height from bulkinsert")
result = cursor.fetchall()
self.assertEqual(sorted(data), sorted(result))
def test_bulk_insert(self):
conn = self.connections[0]
cursor = conn.cursor()
data = [(0, "bob", 21, 123), (1, "jim", 56, 45), (2, "fred", 100, 180)]
cursor.executemany("insert into bulkinsert (id, name, age, height) "
"values (%s,%s,%s,%s)", data)
self.assertEqual(
cursor._last_executed, bytearray(
b"insert into bulkinsert (id, name, age, height) values "
b"(0,'bob',21,123),(1,'jim',56,45),(2,'fred',100,180)"))
cursor.execute('commit')
self._verify_records(data)
def test_bulk_insert_multiline_statement(self):
conn = self.connections[0]
cursor = conn.cursor()
data = [(0, "bob", 21, 123), (1, "jim", 56, 45), (2, "fred", 100, 180)]
cursor.executemany("""insert
into bulkinsert (id, name,
age, height)
values (%s,
%s , %s,
%s )
""", data)
self.assertEqual(cursor._last_executed.strip(), bytearray(b"""insert
into bulkinsert (id, name,
age, height)
values (0,
'bob' , 21,
123 ),(1,
'jim' , 56,
45 ),(2,
'fred' , 100,
180 )"""))
cursor.execute('commit')
self._verify_records(data)
def test_bulk_insert_single_record(self):
conn = self.connections[0]
cursor = conn.cursor()
data = [(0, "bob", 21, 123)]
cursor.executemany("insert into bulkinsert (id, name, age, height) "
"values (%s,%s,%s,%s)", data)
cursor.execute('commit')
self._verify_records(data)
def test_issue_288(self):
"""executemany should work with "insert ... on update" """
conn = self.connections[0]
cursor = conn.cursor()
data = [(0, "bob", 21, 123), (1, "jim", 56, 45), (2, "fred", 100, 180)]
cursor.executemany("""insert
into bulkinsert (id, name,
age, height)
values (%s,
%s , %s,
%s ) on duplicate key update
age = values(age)
""", data)
self.assertEqual(cursor._last_executed.strip(), bytearray(b"""insert
into bulkinsert (id, name,
age, height)
values (0,
'bob' , 21,
123 ),(1,
'jim' , 56,
45 ),(2,
'fred' , 100,
180 ) on duplicate key update
age = values(age)"""))
cursor.execute('commit')
self._verify_records(data)
def test_warnings(self):
con = self.connections[0]
cur = con.cursor()
with warnings.catch_warnings(record=True) as ws:
warnings.simplefilter("always")
cur.execute("drop table if exists no_exists_table")
self.assertEqual(len(ws), 1)
self.assertEqual(ws[0].category, pymysql.Warning)
self.assertTrue(u"no_exists_table" in str(ws[0].message))