SP/web2py/gluon/contrib/pymysql/tests/test_nextset.py
Saturneic 064f602b1a Add.
2018-10-25 23:33:13 +08:00

69 lines
1.8 KiB
Python

import unittest2
from pymysql.tests import base
from pymysql import util
class TestNextset(base.PyMySQLTestCase):
def setUp(self):
super(TestNextset, self).setUp()
self.con = self.connections[0]
def test_nextset(self):
cur = self.con.cursor()
cur.execute("SELECT 1; SELECT 2;")
self.assertEqual([(1,)], list(cur))
r = cur.nextset()
self.assertTrue(r)
self.assertEqual([(2,)], list(cur))
self.assertIsNone(cur.nextset())
def test_skip_nextset(self):
cur = self.con.cursor()
cur.execute("SELECT 1; SELECT 2;")
self.assertEqual([(1,)], list(cur))
cur.execute("SELECT 42")
self.assertEqual([(42,)], list(cur))
def test_ok_and_next(self):
cur = self.con.cursor()
cur.execute("SELECT 1; commit; SELECT 2;")
self.assertEqual([(1,)], list(cur))
self.assertTrue(cur.nextset())
self.assertTrue(cur.nextset())
self.assertEqual([(2,)], list(cur))
self.assertFalse(bool(cur.nextset()))
@unittest2.expectedFailure
def test_multi_cursor(self):
cur1 = self.con.cursor()
cur2 = self.con.cursor()
cur1.execute("SELECT 1; SELECT 2;")
cur2.execute("SELECT 42")
self.assertEqual([(1,)], list(cur1))
self.assertEqual([(42,)], list(cur2))
r = cur1.nextset()
self.assertTrue(r)
self.assertEqual([(2,)], list(cur1))
self.assertIsNone(cur1.nextset())
def test_multi_statement_warnings(self):
cursor = self.con.cursor()
try:
cursor.execute('DROP TABLE IF EXISTS a; '
'DROP TABLE IF EXISTS b;')
except TypeError:
self.fail()
#TODO: How about SSCursor and nextset?
# It's very hard to implement correctly...