Merging upstream changes to allow compiling python3.13 wheels
This commit is contained in:
laggykiller
parent
70f0118baf
commit
8ea48ee2ad
19 changed files with 639 additions and 478 deletions
445
tests/ttypes.py
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445
tests/ttypes.py
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#-*- coding: iso-8859-1 -*-
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# pysqlite2/test/types.py: tests for type conversion and detection
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#
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# Copyright (C) 2005 Gerhard Häring <gh@ghaering.de>
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#
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# This file is part of pysqlite.
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#
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# This software is provided 'as-is', without any express or implied
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# warranty. In no event will the authors be held liable for any damages
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# arising from the use of this software.
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#
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# Permission is granted to anyone to use this software for any purpose,
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# including commercial applications, and to alter it and redistribute it
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# freely, subject to the following restrictions:
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#
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# 1. The origin of this software must not be misrepresented; you must not
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# claim that you wrote the original software. If you use this software
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# in a product, an acknowledgment in the product documentation would be
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# appreciated but is not required.
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# 2. Altered source versions must be plainly marked as such, and must not be
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# misrepresented as being the original software.
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# 3. This notice may not be removed or altered from any source distribution.
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import datetime
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import unittest
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from sqlcipher3 import dbapi2 as sqlite
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try:
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import zlib
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except ImportError:
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zlib = None
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class SqliteTypeTests(unittest.TestCase):
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def setUp(self):
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self.con = sqlite.connect(":memory:")
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self.cur = self.con.cursor()
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self.cur.execute("create table test(i integer, s varchar, f number, b blob)")
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def tearDown(self):
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self.cur.close()
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self.con.close()
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def test_String(self):
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self.cur.execute("insert into test(s) values (?)", ("Österreich",))
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self.cur.execute("select s from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], "Österreich")
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def test_SmallInt(self):
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self.cur.execute("insert into test(i) values (?)", (42,))
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self.cur.execute("select i from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], 42)
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def test_LargeInt(self):
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num = 2**40
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self.cur.execute("insert into test(i) values (?)", (num,))
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self.cur.execute("select i from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], num)
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def test_Float(self):
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val = 3.14
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self.cur.execute("insert into test(f) values (?)", (val,))
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self.cur.execute("select f from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], val)
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def test_Blob(self):
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sample = b"Guglhupf"
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val = memoryview(sample)
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self.cur.execute("insert into test(b) values (?)", (val,))
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self.cur.execute("select b from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], sample)
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def test_UnicodeExecute(self):
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self.cur.execute("select 'Österreich'")
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row = self.cur.fetchone()
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self.assertEqual(row[0], "Österreich")
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class DeclTypesTests(unittest.TestCase):
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class Foo:
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def __init__(self, _val):
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if isinstance(_val, bytes):
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# sqlite3 always calls __init__ with a bytes created from a
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# UTF-8 string when __conform__ was used to store the object.
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_val = _val.decode('utf-8')
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self.val = _val
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def __eq__(self, other):
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if not isinstance(other, DeclTypesTests.Foo):
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return NotImplemented
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return self.val == other.val
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def __conform__(self, protocol):
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if protocol is sqlite.PrepareProtocol:
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return self.val
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else:
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return None
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def __str__(self):
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return "<%s>" % self.val
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class BadConform:
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def __init__(self, exc):
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self.exc = exc
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def __conform__(self, protocol):
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raise self.exc
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def setUp(self):
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self.con = sqlite.connect(":memory:", detect_types=sqlite.PARSE_DECLTYPES)
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self.cur = self.con.cursor()
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self.cur.execute("create table test(i int, s str, f float, b bool, u unicode, foo foo, bin blob, n1 number, n2 number(5), bad bad)")
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# override float, make them always return the same number
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sqlite.converters["FLOAT"] = lambda x: 47.2
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# and implement two custom ones
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sqlite.converters["BOOL"] = lambda x: bool(int(x))
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sqlite.converters["FOO"] = DeclTypesTests.Foo
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sqlite.converters["BAD"] = DeclTypesTests.BadConform
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sqlite.converters["WRONG"] = lambda x: "WRONG"
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sqlite.converters["NUMBER"] = float
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def tearDown(self):
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del sqlite.converters["FLOAT"]
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del sqlite.converters["BOOL"]
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del sqlite.converters["FOO"]
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del sqlite.converters["BAD"]
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del sqlite.converters["WRONG"]
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del sqlite.converters["NUMBER"]
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self.cur.close()
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self.con.close()
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def test_String(self):
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# default
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self.cur.execute("insert into test(s) values (?)", ("foo",))
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self.cur.execute('select s as "s [WRONG]" from test')
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row = self.cur.fetchone()
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self.assertEqual(row[0], "foo")
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def test_SmallInt(self):
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# default
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self.cur.execute("insert into test(i) values (?)", (42,))
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self.cur.execute("select i from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], 42)
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def test_LargeInt(self):
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# default
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num = 2**40
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self.cur.execute("insert into test(i) values (?)", (num,))
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self.cur.execute("select i from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], num)
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def test_Float(self):
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# custom
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val = 3.14
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self.cur.execute("insert into test(f) values (?)", (val,))
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self.cur.execute("select f from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], 47.2)
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def test_Bool(self):
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# custom
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self.cur.execute("insert into test(b) values (?)", (False,))
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self.cur.execute("select b from test")
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row = self.cur.fetchone()
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self.assertIs(row[0], False)
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self.cur.execute("delete from test")
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self.cur.execute("insert into test(b) values (?)", (True,))
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self.cur.execute("select b from test")
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row = self.cur.fetchone()
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self.assertIs(row[0], True)
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def test_Unicode(self):
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# default
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val = "\xd6sterreich"
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self.cur.execute("insert into test(u) values (?)", (val,))
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self.cur.execute("select u from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], val)
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def test_Foo(self):
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val = DeclTypesTests.Foo("bla")
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self.cur.execute("insert into test(foo) values (?)", (val,))
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self.cur.execute("select foo from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], val)
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def test_ErrorInConform(self):
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val = DeclTypesTests.BadConform(TypeError)
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with self.assertRaises(sqlite.InterfaceError):
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self.cur.execute("insert into test(bad) values (?)", (val,))
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with self.assertRaises(sqlite.InterfaceError):
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self.cur.execute("insert into test(bad) values (:val)", {"val": val})
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val = DeclTypesTests.BadConform(KeyboardInterrupt)
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with self.assertRaises(KeyboardInterrupt):
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self.cur.execute("insert into test(bad) values (?)", (val,))
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with self.assertRaises(KeyboardInterrupt):
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self.cur.execute("insert into test(bad) values (:val)", {"val": val})
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def test_UnsupportedSeq(self):
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class Bar: pass
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val = Bar()
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with self.assertRaises(sqlite.InterfaceError):
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self.cur.execute("insert into test(f) values (?)", (val,))
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def test_UnsupportedDict(self):
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class Bar: pass
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val = Bar()
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with self.assertRaises(sqlite.InterfaceError):
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self.cur.execute("insert into test(f) values (:val)", {"val": val})
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def test_Blob(self):
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# default
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sample = b"Guglhupf"
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val = memoryview(sample)
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self.cur.execute("insert into test(bin) values (?)", (val,))
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self.cur.execute("select bin from test")
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row = self.cur.fetchone()
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self.assertEqual(row[0], sample)
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def test_Number1(self):
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self.cur.execute("insert into test(n1) values (5)")
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value = self.cur.execute("select n1 from test").fetchone()[0]
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# if the converter is not used, it's an int instead of a float
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self.assertEqual(type(value), float)
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def test_Number2(self):
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"""Checks whether converter names are cut off at '(' characters"""
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self.cur.execute("insert into test(n2) values (5)")
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value = self.cur.execute("select n2 from test").fetchone()[0]
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# if the converter is not used, it's an int instead of a float
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self.assertEqual(type(value), float)
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class ColNamesTests(unittest.TestCase):
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def setUp(self):
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self.con = sqlite.connect(":memory:", detect_types=sqlite.PARSE_COLNAMES)
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self.cur = self.con.cursor()
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self.cur.execute("create table test(x foo)")
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sqlite.converters["FOO"] = lambda x: "[%s]" % x.decode("ascii")
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sqlite.converters["BAR"] = lambda x: "<%s>" % x.decode("ascii")
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sqlite.converters["EXC"] = lambda x: 5/0
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sqlite.converters["B1B1"] = lambda x: "MARKER"
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def tearDown(self):
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del sqlite.converters["FOO"]
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del sqlite.converters["BAR"]
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del sqlite.converters["EXC"]
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del sqlite.converters["B1B1"]
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self.cur.close()
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self.con.close()
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def test_DeclTypeNotUsed(self):
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"""
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Assures that the declared type is not used when PARSE_DECLTYPES
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is not set.
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"""
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self.cur.execute("insert into test(x) values (?)", ("xxx",))
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self.cur.execute("select x from test")
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val = self.cur.fetchone()[0]
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self.assertEqual(val, "xxx")
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def test_None(self):
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self.cur.execute("insert into test(x) values (?)", (None,))
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self.cur.execute("select x from test")
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val = self.cur.fetchone()[0]
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self.assertEqual(val, None)
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def test_ColName(self):
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self.cur.execute("insert into test(x) values (?)", ("xxx",))
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self.cur.execute('select x as "x y [bar]" from test')
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val = self.cur.fetchone()[0]
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self.assertEqual(val, "<xxx>")
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# Check if the stripping of colnames works. Everything after the first
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# whitespace should be stripped.
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self.assertEqual(self.cur.description[0][0], "x y")
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def test_CaseInConverterName(self):
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self.cur.execute("select 'other' as \"x [b1b1]\"")
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val = self.cur.fetchone()[0]
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self.assertEqual(val, "MARKER")
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def test_CursorDescriptionNoRow(self):
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"""
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cursor.description should at least provide the column name(s), even if
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no row returned.
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"""
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self.cur.execute("select * from test where 0 = 1")
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self.assertEqual(self.cur.description[0][0], "x")
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def test_CursorDescriptionInsert(self):
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self.cur.execute("insert into test values (1)")
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self.assertIsNone(self.cur.description)
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@unittest.skipIf(sqlite.sqlite_version_info < (3, 8, 3), "CTEs not supported")
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class CommonTableExpressionTests(unittest.TestCase):
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def setUp(self):
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self.con = sqlite.connect(":memory:")
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self.cur = self.con.cursor()
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self.cur.execute("create table test(x foo)")
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def tearDown(self):
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self.cur.close()
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self.con.close()
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def test_CursorDescriptionCTESimple(self):
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self.cur.execute("with one as (select 1) select * from one")
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self.assertIsNotNone(self.cur.description)
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self.assertEqual(self.cur.description[0][0], "1")
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def test_CursorDescriptionCTESMultipleColumns(self):
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self.cur.execute("insert into test values(1)")
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self.cur.execute("insert into test values(2)")
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self.cur.execute("with testCTE as (select * from test) select * from testCTE")
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self.assertIsNotNone(self.cur.description)
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self.assertEqual(self.cur.description[0][0], "x")
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def test_CursorDescriptionCTE(self):
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self.cur.execute("insert into test values (1)")
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self.cur.execute("with bar as (select * from test) select * from test where x = 1")
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self.assertIsNotNone(self.cur.description)
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self.assertEqual(self.cur.description[0][0], "x")
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self.cur.execute("with bar as (select * from test) select * from test where x = 2")
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self.assertIsNotNone(self.cur.description)
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self.assertEqual(self.cur.description[0][0], "x")
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class ObjectAdaptationTests(unittest.TestCase):
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def cast(obj):
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return float(obj)
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cast = staticmethod(cast)
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def setUp(self):
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self.con = sqlite.connect(":memory:")
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try:
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del sqlite.adapters[int]
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except:
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pass
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sqlite.register_adapter(int, ObjectAdaptationTests.cast)
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self.cur = self.con.cursor()
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def tearDown(self):
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del sqlite.adapters[(int, sqlite.PrepareProtocol)]
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self.cur.close()
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self.con.close()
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def test_CasterIsUsed(self):
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self.cur.execute("select ?", (4,))
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val = self.cur.fetchone()[0]
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self.assertEqual(type(val), float)
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@unittest.skipUnless(zlib, "requires zlib")
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class BinaryConverterTests(unittest.TestCase):
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def convert(s):
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return zlib.decompress(s)
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convert = staticmethod(convert)
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def setUp(self):
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self.con = sqlite.connect(":memory:", detect_types=sqlite.PARSE_COLNAMES)
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sqlite.register_converter("bin", BinaryConverterTests.convert)
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def tearDown(self):
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self.con.close()
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def test_BinaryInputForConverter(self):
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testdata = b"abcdefg" * 10
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result = self.con.execute('select ? as "x [bin]"', (memoryview(zlib.compress(testdata)),)).fetchone()[0]
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self.assertEqual(testdata, result)
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class DateTimeTests(unittest.TestCase):
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def setUp(self):
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self.con = sqlite.connect(":memory:", detect_types=sqlite.PARSE_DECLTYPES)
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self.cur = self.con.cursor()
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self.cur.execute("create table test(d date, ts timestamp)")
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def tearDown(self):
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self.cur.close()
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self.con.close()
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def test_SqliteDate(self):
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d = sqlite.Date(2004, 2, 14)
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self.cur.execute("insert into test(d) values (?)", (d,))
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self.cur.execute("select d from test")
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d2 = self.cur.fetchone()[0]
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self.assertEqual(d, d2)
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def test_SqliteTimestamp(self):
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ts = sqlite.Timestamp(2004, 2, 14, 7, 15, 0)
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self.cur.execute("insert into test(ts) values (?)", (ts,))
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self.cur.execute("select ts from test")
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ts2 = self.cur.fetchone()[0]
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self.assertEqual(ts, ts2)
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@unittest.skipIf(sqlite.sqlite_version_info < (3, 1),
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'the date functions are available on 3.1 or later')
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def test_SqlTimestamp(self):
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now = datetime.datetime.utcnow()
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self.cur.execute("insert into test(ts) values (current_timestamp)")
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self.cur.execute("select ts from test")
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ts = self.cur.fetchone()[0]
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self.assertEqual(type(ts), datetime.datetime)
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self.assertEqual(ts.year, now.year)
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def test_DateTimeSubSeconds(self):
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ts = sqlite.Timestamp(2004, 2, 14, 7, 15, 0, 500000)
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self.cur.execute("insert into test(ts) values (?)", (ts,))
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self.cur.execute("select ts from test")
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ts2 = self.cur.fetchone()[0]
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self.assertEqual(ts, ts2)
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def test_DateTimeSubSecondsFloatingPoint(self):
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ts = sqlite.Timestamp(2004, 2, 14, 7, 15, 0, 510241)
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self.cur.execute("insert into test(ts) values (?)", (ts,))
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self.cur.execute("select ts from test")
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ts2 = self.cur.fetchone()[0]
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self.assertEqual(ts, ts2)
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def suite():
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loader = unittest.TestLoader()
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tests = [loader.loadTestsFromTestCase(t) for t in (
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SqliteTypeTests,
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DeclTypesTests,
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ColNamesTests,
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ObjectAdaptationTests,
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BinaryConverterTests,
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DateTimeTests,
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CommonTableExpressionTests)]
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return unittest.TestSuite(tests)
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def test():
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runner = unittest.TextTestRunner()
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runner.run(suite())
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if __name__ == "__main__":
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test()
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