from pymysql.tests import base from pymysql import util import time import datetime 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.now(), 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[1:8], r[1:8]) # mysql throws away microseconds so we need to check datetimes # specially. additionally times are turned into timedeltas. self.assertEqual(datetime.datetime(*v[8].timetuple()[:6]), r[8]) self.assertEqual(v[9], r[9]) # just timedeltas 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 sequence type c.execute("insert into test_datatypes (i, l) values (2,4), (6,8), (10,12)") c.execute("select l from test_datatypes where i in %s order by i", ((2,6),)) r = c.fetchall() self.assertEqual(((4,),(8,)), r) 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_big_blob(self): """ test tons of data """ conn = self.connections[0] c = conn.cursor() c.execute("create table test_big_blob (b blob)") try: data = "pymysql" * 1024 c.execute("insert into test_big_blob (b) values (%s)", (data,)) c.execute("select b from test_big_blob") self.assertEqual(data.encode(conn.charset), c.fetchone()[0]) finally: c.execute("drop table test_big_blob") 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_datetime(self): """ test conversion of null, empty string """ conn = self.connections[0] c = conn.cursor() c.execute("select time('12:30'), time('23:12:59'), time('23:12:59.05100')") self.assertEqual((datetime.timedelta(0, 45000), datetime.timedelta(0, 83579), datetime.timedelta(0, 83579, 51000)), c.fetchone()) 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 xrange(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() try: c.execute("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())) finally: c.execute("drop table mystuff") __all__ = ["TestConversion","TestCursor"] if __name__ == "__main__": import unittest unittest.main()