mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-11-26 00:48:40 +01:00
442 lines
16 KiB
Python
442 lines
16 KiB
Python
# Copyright 2018 John Reese
|
|
# Licensed under the MIT license
|
|
import asyncio
|
|
import sqlite3
|
|
import sys
|
|
from pathlib import Path
|
|
from sqlite3 import OperationalError
|
|
from threading import Thread
|
|
from unittest import SkipTest, skipIf, skipUnless
|
|
|
|
import aiounittest
|
|
|
|
import aiosqlite
|
|
from .helpers import setup_logger
|
|
|
|
TEST_DB = Path("test.db")
|
|
|
|
# pypy uses non-standard text factory for low-level sqlite implementation
|
|
try:
|
|
from _sqlite3 import _unicode_text_factory as default_text_factory
|
|
except ImportError:
|
|
default_text_factory = str
|
|
|
|
|
|
class SmokeTest(aiounittest.AsyncTestCase):
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
setup_logger()
|
|
|
|
def setUp(self):
|
|
if TEST_DB.exists():
|
|
TEST_DB.unlink()
|
|
|
|
def tearDown(self):
|
|
if TEST_DB.exists():
|
|
TEST_DB.unlink()
|
|
|
|
async def test_connection_await(self):
|
|
db = await aiosqlite.connect(TEST_DB)
|
|
self.assertIsInstance(db, aiosqlite.Connection)
|
|
|
|
async with db.execute("select 1, 2") as cursor:
|
|
rows = await cursor.fetchall()
|
|
self.assertEqual(rows, [(1, 2)])
|
|
|
|
await db.close()
|
|
|
|
async def test_connection_context(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
self.assertIsInstance(db, aiosqlite.Connection)
|
|
|
|
async with db.execute("select 1, 2") as cursor:
|
|
rows = await cursor.fetchall()
|
|
self.assertEqual(rows, [(1, 2)])
|
|
|
|
async def test_connection_locations(self):
|
|
class Fake: # pylint: disable=too-few-public-methods
|
|
def __str__(self):
|
|
return str(TEST_DB)
|
|
|
|
locs = ("test.db", b"test.db", Path("test.db"), Fake())
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.execute("create table foo (i integer, k integer)")
|
|
await db.execute("insert into foo (i, k) values (1, 5)")
|
|
await db.commit()
|
|
|
|
cursor = await db.execute("select * from foo")
|
|
rows = await cursor.fetchall()
|
|
|
|
for loc in locs:
|
|
async with aiosqlite.connect(loc) as db:
|
|
cursor = await db.execute("select * from foo")
|
|
self.assertEqual(await cursor.fetchall(), rows)
|
|
|
|
async def test_multiple_connections(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.execute(
|
|
"create table multiple_connections "
|
|
"(i integer primary key asc, k integer)"
|
|
)
|
|
|
|
async def do_one_conn(i):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.execute("insert into multiple_connections (k) values (?)", [i])
|
|
await db.commit()
|
|
|
|
await asyncio.gather(*[do_one_conn(i) for i in range(10)])
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.execute("select * from multiple_connections")
|
|
rows = await cursor.fetchall()
|
|
|
|
assert len(rows) == 10
|
|
|
|
async def test_multiple_queries(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.execute(
|
|
"create table multiple_queries "
|
|
"(i integer primary key asc, k integer)"
|
|
)
|
|
|
|
await asyncio.gather(
|
|
*[
|
|
db.execute("insert into multiple_queries (k) values (?)", [i])
|
|
for i in range(10)
|
|
]
|
|
)
|
|
|
|
await db.commit()
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.execute("select * from multiple_queries")
|
|
rows = await cursor.fetchall()
|
|
|
|
assert len(rows) == 10
|
|
|
|
async def test_iterable_cursor(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.cursor()
|
|
await cursor.execute(
|
|
"create table iterable_cursor " "(i integer primary key asc, k integer)"
|
|
)
|
|
await cursor.executemany(
|
|
"insert into iterable_cursor (k) values (?)", [[i] for i in range(10)]
|
|
)
|
|
await db.commit()
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.execute("select * from iterable_cursor")
|
|
rows = []
|
|
async for row in cursor:
|
|
rows.append(row)
|
|
|
|
assert len(rows) == 10
|
|
|
|
async def test_multi_loop_usage(self):
|
|
results = {}
|
|
|
|
def runner(k, conn):
|
|
async def query():
|
|
async with conn.execute("select * from foo") as cursor:
|
|
rows = await cursor.fetchall()
|
|
self.assertEqual(len(rows), 2)
|
|
return rows
|
|
|
|
with self.subTest(k):
|
|
loop = asyncio.new_event_loop()
|
|
rows = loop.run_until_complete(query())
|
|
loop.close()
|
|
results[k] = rows
|
|
|
|
async with aiosqlite.connect(":memory:") as db:
|
|
await db.execute("create table foo (id int, name varchar)")
|
|
await db.execute(
|
|
"insert into foo values (?, ?), (?, ?)", (1, "Sally", 2, "Janet")
|
|
)
|
|
await db.commit()
|
|
|
|
threads = [Thread(target=runner, args=(k, db)) for k in range(4)]
|
|
for thread in threads:
|
|
thread.start()
|
|
for thread in threads:
|
|
thread.join()
|
|
|
|
self.assertEqual(len(results), 4)
|
|
for rows in results.values():
|
|
self.assertEqual(len(rows), 2)
|
|
|
|
async def test_context_cursor(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
async with db.cursor() as cursor:
|
|
await cursor.execute(
|
|
"create table context_cursor "
|
|
"(i integer primary key asc, k integer)"
|
|
)
|
|
await cursor.executemany(
|
|
"insert into context_cursor (k) values (?)",
|
|
[[i] for i in range(10)],
|
|
)
|
|
await db.commit()
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
async with db.execute("select * from context_cursor") as cursor:
|
|
rows = []
|
|
async for row in cursor:
|
|
rows.append(row)
|
|
|
|
assert len(rows) == 10
|
|
|
|
async def test_cursor_return_self(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.cursor()
|
|
|
|
result = await cursor.execute(
|
|
"create table test_cursor_return_self (i integer, k integer)"
|
|
)
|
|
self.assertEqual(result, cursor, "cursor execute returns itself")
|
|
|
|
result = await cursor.executemany(
|
|
"insert into test_cursor_return_self values (?, ?)", [(1, 1), (2, 2)]
|
|
)
|
|
self.assertEqual(result, cursor)
|
|
|
|
result = await cursor.executescript(
|
|
"insert into test_cursor_return_self values (3, 3);"
|
|
"insert into test_cursor_return_self values (4, 4);"
|
|
"insert into test_cursor_return_self values (5, 5);"
|
|
)
|
|
self.assertEqual(result, cursor)
|
|
|
|
async def test_connection_properties(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
self.assertEqual(db.total_changes, 0)
|
|
|
|
async with db.cursor() as cursor:
|
|
self.assertFalse(db.in_transaction)
|
|
await cursor.execute(
|
|
"create table test_properties "
|
|
"(i integer primary key asc, k integer, d text)"
|
|
)
|
|
await cursor.execute(
|
|
"insert into test_properties (k, d) values (1, 'hi')"
|
|
)
|
|
self.assertTrue(db.in_transaction)
|
|
await db.commit()
|
|
self.assertFalse(db.in_transaction)
|
|
|
|
self.assertEqual(db.total_changes, 1)
|
|
|
|
self.assertIsNone(db.row_factory)
|
|
self.assertEqual(db.text_factory, default_text_factory)
|
|
|
|
async with db.cursor() as cursor:
|
|
await cursor.execute("select * from test_properties")
|
|
row = await cursor.fetchone()
|
|
self.assertIsInstance(row, tuple)
|
|
self.assertEqual(row, (1, 1, "hi"))
|
|
with self.assertRaises(TypeError):
|
|
_ = row["k"]
|
|
|
|
db.row_factory = aiosqlite.Row
|
|
db.text_factory = bytes
|
|
self.assertEqual(db.row_factory, aiosqlite.Row)
|
|
self.assertEqual(db.text_factory, bytes)
|
|
|
|
async with db.cursor() as cursor:
|
|
await cursor.execute("select * from test_properties")
|
|
row = await cursor.fetchone()
|
|
self.assertIsInstance(row, aiosqlite.Row)
|
|
self.assertEqual(row[1], 1)
|
|
self.assertEqual(row[2], b"hi")
|
|
self.assertEqual(row["k"], 1)
|
|
self.assertEqual(row["d"], b"hi")
|
|
|
|
async def test_fetch_all(self):
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.execute(
|
|
"create table test_fetch_all (i integer primary key asc, k integer)"
|
|
)
|
|
await db.execute(
|
|
"insert into test_fetch_all (k) values (10), (24), (16), (32)"
|
|
)
|
|
await db.commit()
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
cursor = await db.execute("select k from test_fetch_all where k < 30")
|
|
rows = await cursor.fetchall()
|
|
self.assertEqual(rows, [(10,), (24,), (16,)])
|
|
|
|
async def test_enable_load_extension(self):
|
|
"""Assert that after enabling extension loading, they can be loaded"""
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
try:
|
|
await db.enable_load_extension(True)
|
|
await db.load_extension("test")
|
|
except OperationalError as e:
|
|
assert "not authorized" not in e.args
|
|
except AttributeError:
|
|
raise SkipTest(
|
|
"python was not compiled with sqlite3 "
|
|
"extension support, so we can't test it"
|
|
)
|
|
|
|
async def test_set_progress_handler(self):
|
|
"""Assert that after setting a progress handler returning 1, DB operations are aborted"""
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.set_progress_handler(lambda: 1, 1)
|
|
with self.assertRaises(OperationalError):
|
|
await db.execute(
|
|
"create table test_progress_handler (i integer primary key asc, k integer)"
|
|
)
|
|
|
|
async def test_create_function(self):
|
|
"""Assert that after creating a custom function, it can be used"""
|
|
|
|
def no_arg():
|
|
return "no arg"
|
|
|
|
def one_arg(num):
|
|
return num * 2
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.create_function("no_arg", 0, no_arg)
|
|
await db.create_function("one_arg", 1, one_arg)
|
|
|
|
async with db.execute("SELECT no_arg();") as res:
|
|
row = await res.fetchone()
|
|
self.assertEqual(row[0], "no arg")
|
|
|
|
async with db.execute("SELECT one_arg(10);") as res:
|
|
row = await res.fetchone()
|
|
self.assertEqual(row[0], 20)
|
|
|
|
@skipUnless(sys.version_info < (3, 8), "Python < 3.8 specific behaviour")
|
|
async def test_create_function_deterministic_pre38(self):
|
|
"""Make sure the deterministic parameter cannot be used in old Python versions"""
|
|
|
|
def one_arg(num):
|
|
return num * 2
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
with self.assertWarnsRegex(UserWarning, "registered as non-deterministic"):
|
|
await db.create_function("one_arg", 1, one_arg, deterministic=True)
|
|
|
|
await db.execute("create table foo (id int, bar int)")
|
|
|
|
# Deterministic parameter is only available in Python 3.8+ so this
|
|
# won't be deterministic
|
|
with self.assertRaisesRegex(
|
|
OperationalError,
|
|
"non-deterministic functions prohibited in index expressions",
|
|
):
|
|
await db.execute("create index t on foo(one_arg(bar))")
|
|
|
|
@skipIf(sys.version_info < (3, 8), "Python 3.8+ specific behaviour")
|
|
async def test_create_function_deterministic_post38(self):
|
|
"""Assert that after creating a deterministic custom function, it can be used.
|
|
|
|
https://sqlite.org/deterministic.html
|
|
"""
|
|
|
|
def one_arg(num):
|
|
return num * 2
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.create_function("one_arg", 1, one_arg, deterministic=True)
|
|
await db.execute("create table foo (id int, bar int)")
|
|
|
|
# Non-deterministic functions cannot be used in indexes
|
|
await db.execute("create index t on foo(one_arg(bar))")
|
|
|
|
async def test_set_trace_callback(self):
|
|
statements = []
|
|
|
|
def callback(statement: str):
|
|
statements.append(statement)
|
|
|
|
async with aiosqlite.connect(TEST_DB) as db:
|
|
await db.set_trace_callback(callback)
|
|
|
|
await db.execute("select 10")
|
|
self.assertIn("select 10", statements)
|
|
|
|
async def test_connect_error(self):
|
|
bad_db = Path("/something/that/shouldnt/exist.db")
|
|
with self.assertRaisesRegex(OperationalError, "unable to open database"):
|
|
async with aiosqlite.connect(bad_db) as db:
|
|
self.assertIsNone(db) # should never be reached
|
|
|
|
with self.assertRaisesRegex(OperationalError, "unable to open database"):
|
|
db = await aiosqlite.connect(bad_db)
|
|
self.assertIsNone(db) # should never be reached
|
|
|
|
async def test_iterdump(self):
|
|
async with aiosqlite.connect(":memory:") as db:
|
|
await db.execute("create table foo (i integer, k charvar(250))")
|
|
await db.executemany(
|
|
"insert into foo values (?, ?)", [(1, "hello"), (2, "world")]
|
|
)
|
|
|
|
lines = [line async for line in db.iterdump()]
|
|
self.assertEqual(
|
|
lines,
|
|
[
|
|
"BEGIN TRANSACTION;",
|
|
"CREATE TABLE foo (i integer, k charvar(250));",
|
|
"INSERT INTO \"foo\" VALUES(1,'hello');",
|
|
"INSERT INTO \"foo\" VALUES(2,'world');",
|
|
"COMMIT;",
|
|
],
|
|
)
|
|
|
|
@skipIf(sys.version_info < (3, 7), "Test backup() on 3.7+")
|
|
async def test_backup_aiosqlite(self):
|
|
def progress(a, b, c):
|
|
print(a, b, c)
|
|
|
|
async with aiosqlite.connect(":memory:") as db1, aiosqlite.connect(
|
|
":memory:"
|
|
) as db2:
|
|
await db1.execute("create table foo (i integer, k charvar(250))")
|
|
await db1.executemany(
|
|
"insert into foo values (?, ?)", [(1, "hello"), (2, "world")]
|
|
)
|
|
await db1.commit()
|
|
|
|
with self.assertRaisesRegex(OperationalError, "no such table: foo"):
|
|
await db2.execute("select * from foo")
|
|
|
|
await db1.backup(db2, progress=progress)
|
|
|
|
async with db2.execute("select * from foo") as cursor:
|
|
rows = await cursor.fetchall()
|
|
self.assertEqual(rows, [(1, "hello"), (2, "world")])
|
|
|
|
@skipIf(sys.version_info < (3, 7), "Test backup() on 3.7+")
|
|
async def test_backup_sqlite(self):
|
|
async with aiosqlite.connect(":memory:") as db1:
|
|
with sqlite3.connect(":memory:") as db2:
|
|
await db1.execute("create table foo (i integer, k charvar(250))")
|
|
await db1.executemany(
|
|
"insert into foo values (?, ?)", [(1, "hello"), (2, "world")]
|
|
)
|
|
await db1.commit()
|
|
|
|
with self.assertRaisesRegex(OperationalError, "no such table: foo"):
|
|
db2.execute("select * from foo")
|
|
|
|
await db1.backup(db2)
|
|
|
|
cursor = db2.execute("select * from foo")
|
|
rows = cursor.fetchall()
|
|
self.assertEqual(rows, [(1, "hello"), (2, "world")])
|
|
|
|
@skipUnless(sys.version_info < (3, 7), "Test short circuit fail on Py 3.6")
|
|
async def test_backup_py36(self):
|
|
async with aiosqlite.connect(":memory:") as db1, aiosqlite.connect(
|
|
":memory:"
|
|
) as db2:
|
|
with self.assertRaisesRegex(RuntimeError, "backup().+3.7"):
|
|
await db1.backup(db2)
|