105 lines
3.9 KiB
Python
105 lines
3.9 KiB
Python
import warnings
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from pymysql.tests import base
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import pymysql.cursors
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class CursorTest(base.PyMySQLTestCase):
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def setUp(self):
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super(CursorTest, self).setUp()
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conn = self.connections[0]
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self.safe_create_table(
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conn,
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"test", "create table test (data varchar(10))",
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)
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cursor = conn.cursor()
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cursor.execute(
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"insert into test (data) values "
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"('row1'), ('row2'), ('row3'), ('row4'), ('row5')")
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cursor.close()
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self.test_connection = pymysql.connect(**self.databases[0])
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self.addCleanup(self.test_connection.close)
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def test_cleanup_rows_unbuffered(self):
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conn = self.test_connection
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cursor = conn.cursor(pymysql.cursors.SSCursor)
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cursor.execute("select * from test as t1, test as t2")
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for counter, row in enumerate(cursor):
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if counter > 10:
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break
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del cursor
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self.safe_gc_collect()
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c2 = conn.cursor()
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c2.execute("select 1")
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self.assertEqual(c2.fetchone(), (1,))
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self.assertIsNone(c2.fetchone())
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def test_cleanup_rows_buffered(self):
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conn = self.test_connection
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cursor = conn.cursor(pymysql.cursors.Cursor)
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cursor.execute("select * from test as t1, test as t2")
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for counter, row in enumerate(cursor):
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if counter > 10:
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break
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del cursor
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self.safe_gc_collect()
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c2 = conn.cursor()
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c2.execute("select 1")
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self.assertEqual(
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c2.fetchone(), (1,)
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)
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self.assertIsNone(c2.fetchone())
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def test_executemany(self):
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conn = self.test_connection
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cursor = conn.cursor(pymysql.cursors.Cursor)
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m = pymysql.cursors.RE_INSERT_VALUES.match("INSERT INTO TEST (ID, NAME) VALUES (%s, %s)")
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self.assertIsNotNone(m, 'error parse %s')
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self.assertEqual(m.group(3), '', 'group 3 not blank, bug in RE_INSERT_VALUES?')
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m = pymysql.cursors.RE_INSERT_VALUES.match("INSERT INTO TEST (ID, NAME) VALUES (%(id)s, %(name)s)")
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self.assertIsNotNone(m, 'error parse %(name)s')
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self.assertEqual(m.group(3), '', 'group 3 not blank, bug in RE_INSERT_VALUES?')
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m = pymysql.cursors.RE_INSERT_VALUES.match("INSERT INTO TEST (ID, NAME) VALUES (%(id_name)s, %(name)s)")
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self.assertIsNotNone(m, 'error parse %(id_name)s')
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self.assertEqual(m.group(3), '', 'group 3 not blank, bug in RE_INSERT_VALUES?')
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m = pymysql.cursors.RE_INSERT_VALUES.match("INSERT INTO TEST (ID, NAME) VALUES (%(id_name)s, %(name)s) ON duplicate update")
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self.assertIsNotNone(m, 'error parse %(id_name)s')
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self.assertEqual(m.group(3), ' ON duplicate update', 'group 3 not ON duplicate update, bug in RE_INSERT_VALUES?')
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# cursor._executed must bee "insert into test (data) values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9)"
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# list args
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data = range(10)
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cursor.executemany("insert into test (data) values (%s)", data)
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self.assertTrue(cursor._executed.endswith(b",(7),(8),(9)"), 'execute many with %s not in one query')
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# dict args
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data_dict = [{'data': i} for i in range(10)]
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cursor.executemany("insert into test (data) values (%(data)s)", data_dict)
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self.assertTrue(cursor._executed.endswith(b",(7),(8),(9)"), 'execute many with %(data)s not in one query')
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# %% in column set
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cursor.execute("""\
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CREATE TABLE percent_test (
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`A%` INTEGER,
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`B%` INTEGER)""")
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try:
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q = "INSERT INTO percent_test (`A%%`, `B%%`) VALUES (%s, %s)"
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self.assertIsNotNone(pymysql.cursors.RE_INSERT_VALUES.match(q))
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cursor.executemany(q, [(3, 4), (5, 6)])
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self.assertTrue(cursor._executed.endswith(b"(3, 4),(5, 6)"), "executemany with %% not in one query")
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finally:
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cursor.execute("DROP TABLE IF EXISTS percent_test")
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