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PyBitmessage-2021-04-27
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update core changes reuse sql_helper in testcase

This commit is contained in:
Muzahid 2021-04-06 17:51:17 +05:30
parent a3e52099bc
commit 59311f3f31
Signed by untrusted user: cis-muzahid
GPG Key ID: 1DC85E7D3AB613EA
5 changed files with 227 additions and 237 deletions
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93
src/class_sqlThread.py
View File

@ -23,13 +23,25 @@ from addresses import encodeAddress
root_path = os.path.dirname(os.path.dirname(__file__)) root_path = os.path.dirname(os.path.dirname(__file__))
def connection_build():
conn = sqlite3.connect(state.appdata + 'messages.dat')
conn.text_factory = str
cur = conn.cursor()
return conn, cur
class UpgradeDB(): class UpgradeDB():
"""Upgrade Db with respect to versions""" """Upgrade Db with respect to versions"""
cur = None # cur = None
parameters = None parameters = None
current_level = None current_level = None
max_level = 11 max_level = 11
conn = None conn = None
conn, cur = connection_build()
def __index__(self):
self.conn = conn
self.cur = cur
def get_current_level(self): def get_current_level(self):
# Upgrade Db with respect to their versions # Upgrade Db with respect to their versions
@ -51,10 +63,15 @@ class UpgradeDB():
def run_migrations(self, file): def run_migrations(self, file):
try: try:
print("----------file", file)
sql_file = open(os.path.join(root_path, "src/sql/init_version_{}.sql".format(file))) sql_file = open(os.path.join(root_path, "src/sql/init_version_{}.sql".format(file)))
sql_as_string = sql_file.read() sql_as_string = sql_file.read()
# self.cur.executescript(sql_as_string)
self.cur.executescript(sql_as_string) self.cur.executescript(sql_as_string)
except Exception as err: except Exception as err:
print("err")
print(err)
print("err")
if str(err) == 'table inbox already exists': if str(err) == 'table inbox already exists':
return "table inbox already exists" return "table inbox already exists"
else: else:
@ -238,9 +255,13 @@ class sqlThread(threading.Thread, UpgradeDB):
def run(self): # pylint: disable=too-many-locals, too-many-branches, too-many-statements def run(self): # pylint: disable=too-many-locals, too-many-branches, too-many-statements
"""Process SQL queries from `.helper_sql.sqlSubmitQueue`""" """Process SQL queries from `.helper_sql.sqlSubmitQueue`"""
helper_sql.sql_available = True helper_sql.sql_available = True
self.conn = sqlite3.connect(state.appdata + 'messages.dat') # self.conn = sqlite3.connect(state.appdata + 'messages.dat')
self.conn.text_factory = str # self.conn.text_factory = str
self.cur = self.conn.cursor() # self.cur = self.conn.cursor()
conn, cur = connection_build()
self.conn = conn
self.cur = cur
self.cur.execute('PRAGMA secure_delete = true') self.cur.execute('PRAGMA secure_delete = true')
@ -248,50 +269,38 @@ class sqlThread(threading.Thread, UpgradeDB):
self.create_function() self.create_function()
try: try:
# sql_file = open(os.path.join(root_path, "src/sql/{}.sql".format("run")))
# sql_as_string = sql_file.read()
# self.cur.executescript(sql_as_string)
# self.cur.execute('''INSERT INTO settings VALUES('version','11')''')
# self.cur.execute('''INSERT INTO settings VALUES('lastvacuumtime',?)''', (int(time.time()),))
# self.cur.execute( # self.cur.execute(
# '''CREATE TABLE objectprocessorqueue''' # '''CREATE TABLE inbox (msgid blob, toaddress text, fromaddress text, subject text,'''
# ''' (objecttype int, data blob, UNIQUE(objecttype, data) ON CONFLICT REPLACE)''') # ''' received text, message text, folder text, encodingtype int, read bool, sighash blob,'''
# self.conn.commit() # ''' UNIQUE(msgid) ON CONFLICT REPLACE)''')
# logger.info('Created messages database file') # self.cur.execute(
# '''CREATE TABLE sent (msgid blob, toaddress text, toripe blob, fromaddress text, subject text,'''
self.cur.execute( # ''' message text, ackdata blob, senttime integer, lastactiontime integer,'''
'''CREATE TABLE inbox (msgid blob, toaddress text, fromaddress text, subject text,''' # ''' sleeptill integer, status text, retrynumber integer, folder text, encodingtype int, ttl int)''')
''' received text, message text, folder text, encodingtype int, read bool, sighash blob,''' # '''CREATE TABLE subscriptions (label text, address text, enabled bool)''')
''' UNIQUE(msgid) ON CONFLICT REPLACE)''') # self.cur.execute(
self.cur.execute( # '''CREATE TABLE addressbook (label text, address text, UNIQUE(address) ON CONFLICT IGNORE)''')
'''CREATE TABLE sent (msgid blob, toaddress text, toripe blob, fromaddress text, subject text,''' # self.cur.execute(
''' message text, ackdata blob, senttime integer, lastactiontime integer,''' # '''CREATE TABLE blacklist (label text, address text, enabled bool)''')
''' sleeptill integer, status text, retrynumber integer, folder text, encodingtype int, ttl int)''') # self.cur.execute(
self.cur.execute( # '''CREATE TABLE whitelist (label text, address text, enabled bool)''')
'''CREATE TABLE subscriptions (label text, address text, enabled bool)''') # self.cur.execute(
self.cur.execute( # '''CREATE TABLE pubkeys (address text, addressversion int, transmitdata blob, time int,'''
'''CREATE TABLE addressbook (label text, address text, UNIQUE(address) ON CONFLICT IGNORE)''') # ''' usedpersonally text, UNIQUE(address) ON CONFLICT REPLACE)''')
self.cur.execute( # self.cur.execute(
'''CREATE TABLE blacklist (label text, address text, enabled bool)''') # '''CREATE TABLE inventory (hash blob, objecttype int, streamnumber int, payload blob,'''
self.cur.execute( # ''' expirestime integer, tag blob, UNIQUE(hash) ON CONFLICT REPLACE)''')
'''CREATE TABLE whitelist (label text, address text, enabled bool)''') # self.cur.execute(
self.cur.execute( # '''INSERT INTO subscriptions VALUES'''
'''CREATE TABLE pubkeys (address text, addressversion int, transmitdata blob, time int,''' # '''('Bitmessage new releases/announcements','BM-GtovgYdgs7qXPkoYaRgrLFuFKz1SFpsw',1)''')
''' usedpersonally text, UNIQUE(address) ON CONFLICT REPLACE)''')
self.cur.execute(
'''CREATE TABLE inventory (hash blob, objecttype int, streamnumber int, payload blob,'''
''' expirestime integer, tag blob, UNIQUE(hash) ON CONFLICT REPLACE)''')
self.cur.execute(
'''INSERT INTO subscriptions VALUES'''
'''('Bitmessage new releases/announcements','BM-GtovgYdgs7qXPkoYaRgrLFuFKz1SFpsw',1)''')
self.cur.execute( self.cur.execute(
'''CREATE TABLE settings (key blob, value blob, UNIQUE(key) ON CONFLICT REPLACE)''') '''CREATE TABLE settings (key blob, value blob, UNIQUE(key) ON CONFLICT REPLACE)''')
self.cur.execute('''INSERT INTO settings VALUES('version','11')''') self.cur.execute('''INSERT INTO settings VALUES('version','11')''')
self.cur.execute('''INSERT INTO settings VALUES('lastvacuumtime',?)''', ( self.cur.execute('''INSERT INTO settings VALUES('lastvacuumtime',?)''', (
int(time.time()),)) int(time.time()),))
self.cur.execute( # self.cur.execute(
'''CREATE TABLE objectprocessorqueue''' # '''CREATE TABLE objectprocessorqueue'''
''' (objecttype int, data blob, UNIQUE(objecttype, data) ON CONFLICT REPLACE)''') # ''' (objecttype int, data blob, UNIQUE(objecttype, data) ON CONFLICT REPLACE)''')
self.conn.commit() self.conn.commit()
logger.info('Created messages database file') logger.info('Created messages database file')
except Exception as err: except Exception as err:

15
src/helper_sql.py
View File

@ -16,14 +16,16 @@ SQLite objects can only be used from one thread.
or isn't thread-safe. or isn't thread-safe.
""" """
# import Queue # import Queue
try: try:
import queue as Queue #python2 import queue as Queue #python3
except ImportError: except ImportError:
import Queue #python3 import Queue #python2
import threading import threading
sqlSubmitQueue = Queue.Queue() sqlSubmitQueue = Queue.Queue()
"""the queue for SQL""" """the queue for SQL"""
sqlReturnQueue = Queue.Queue() sqlReturnQueue = Queue.Queue()
@ -110,6 +112,15 @@ def sqlExecute(sql_statement, *args):
return rowcount return rowcount
def sqlExecuteScript(sql_statement):
"""Execute SQL script statement"""
statements = sql_statement.split(";")
with SqlBulkExecute() as sql:
for q in statements:
sql.execute("{}".format(q))
def sqlStoredProcedure(procName): def sqlStoredProcedure(procName):
"""Schedule procName to be run""" """Schedule procName to be run"""
assert sql_available assert sql_available

20
src/sql/init_version_10.sql
View File

@ -1,16 +1,5 @@
-- --
-- -- Alter table `addressbook`
-- --
ALTER TABLE addressbook RENAME TO old_addressbook; ALTER TABLE addressbook RENAME TO old_addressbook;
-- --
-- -- Table structure for table `addressbook`
-- --
CREATE TABLE `addressbook` ( CREATE TABLE `addressbook` (
`label` text NOT NULL, `label` text NOT NULL,
`address` text NOT NULL, `address` text NOT NULL,
@ -18,15 +7,6 @@ CREATE TABLE `addressbook` (
) ; ) ;
-- --
-- -- Dumping data for table `addressbook`
-- --
INSERT INTO addressbook SELECT label, address FROM old_addressbook; INSERT INTO addressbook SELECT label, address FROM old_addressbook;
-- --
-- -- Drop table `old_addressbook`
-- --
DROP TABLE old_addressbook; DROP TABLE old_addressbook;

14
src/tests/sql/create_function.sql
View File

@ -1,19 +1,11 @@
-- -- CREATE TABLE `testhash` (
-- -- Table structure for table `testhash`
-- --
CREATE TEMPORARY TABLE `testhash` (
`addressversion` int DEFAULT NULL, `addressversion` int DEFAULT NULL,
`hash` blob DEFAULT NULL, `hash` blob DEFAULT NULL,
`address` text DEFAULT NULL, `address` text DEFAULT NULL,
UNIQUE(address) ON CONFLICT IGNORE UNIQUE(address) ON CONFLICT IGNORE
) ; );
-- --
-- -- Dumping data for table `testhash`
-- --
INSERT INTO testhash (addressversion, hash) VALUES(1, "21122112211221122112"); INSERT INTO testhash (addressversion, hash) VALUES(4, "21122112211221122112");

322
src/tests/test_sqlthread.py
View File

@ -4,14 +4,11 @@
import os import os
import unittest import unittest
import sqlite3 from ..helper_sql import sqlStoredProcedure, sql_ready, sqlExecute, SqlBulkExecute, sqlQuery, sqlExecuteScript
import sys
from ..state import appdata
from ..helper_sql import sqlStoredProcedure, sql_ready
from ..class_sqlThread import (sqlThread, UpgradeDB) from ..class_sqlThread import (sqlThread, UpgradeDB)
from ..addresses import encodeAddress from ..addresses import encodeAddress
from .common import skip_python3 from .common import skip_python3
import time
skip_python3() skip_python3()
@ -21,25 +18,31 @@ class TestSqlThread(unittest.TestCase):
Test case for SQLThread Test case for SQLThread
""" """
conn = sqlite3.connect(appdata + 'messages.dat')
conn.text_factory = str
cur = conn.cursor()
# query file path # query file path
root_path = os.path.dirname(os.path.dirname(__file__)) root_path = os.path.dirname(os.path.dirname(__file__))
@classmethod @classmethod
def setUpClass(cls): def setUpClass(cls):
# Start SQL thread # Start SQL thread
print("1============")
sqlLookup = sqlThread() sqlLookup = sqlThread()
print("2============")
sqlLookup.daemon = False sqlLookup.daemon = False
print("3============")
# time.sleep(5)
sqlLookup.start() sqlLookup.start()
print("4============")
# time.sleep(5)
print("5============")
sql_ready.wait() sql_ready.wait()
print("6============")
@classmethod @classmethod
def setUp(cls): def setUp(cls):
tables = list(cls.cur.execute("select name from sqlite_master where type is 'table'")) tables = list(sqlQuery("select name from sqlite_master where type is 'table'"))
cls.cur.executescript(';'.join(["drop table if exists %s" % i for i in tables])) with SqlBulkExecute() as sql:
for q in tables:
sql.execute("drop table if exists %s" % q)
@classmethod @classmethod
def tearDown(cls): def tearDown(cls):
@ -54,24 +57,9 @@ class TestSqlThread(unittest.TestCase):
""" """
Initialise DB Initialise DB
""" """
try:
sql_file = open(os.path.join(self.root_path, "tests/sql/{}.sql".format(file)))
sql_as_string = sql_file.read()
self.cur.executescript(sql_as_string)
self.conn.commit()
except Exception as err:
if str(err) == 'table inbox already exists':
return "table inbox already exists"
else:
sys.stderr.write(
'ERROR trying to create database file (message.dat). Error message: %s\n' % str(err))
os._exit(0)
def filter_table_column(self, schema, column): sql_as_string = open(os.path.join(self.root_path, "tests/sql/{}.sql".format(file))).read()
for x in schema: sqlExecuteScript(sql_as_string)
for y in x:
if y == column:
yield y
def versioning(func): def versioning(func):
def wrapper(*args): def wrapper(*args):
@ -79,21 +67,46 @@ class TestSqlThread(unittest.TestCase):
func_name = func.__name__ func_name = func.__name__
version = func_name.rsplit('_', 1)[-1] version = func_name.rsplit('_', 1)[-1]
print("-------------------------===============")
print(func_name)
print(version)
print("upgrade_schema_data_", version)
print("-------------------------===============")
# Update versions DB mocking # Update versions DB mocking
self.initialise_database("init_version_{}".format(version)) self.initialise_database("init_version_{}".format(version))
# Test versions # Test versions
upgrade_db = UpgradeDB() upgrade_db = UpgradeDB()
upgrade_db.cur = self.cur
upgrade_db.conn = self.conn
getattr(upgrade_db, "upgrade_schema_data_{}".format(version))() getattr(upgrade_db, "upgrade_schema_data_{}".format(version))()
ret = func(*args) ret = func(*args)
return ret # <-- use (self, ...) return ret # <-- use (self, ...)
return wrapper return wrapper
def change_state(self): def test_create_function(self):
print("change state called") # call create function
self.normalize_version("1")
encoded_str = encodeAddress(4, 1, "21122112211221122112")
# Initialise Database
self.initialise_database("create_function")
sqlExecute('''INSERT INTO testhash (addressversion, hash) VALUES(4, "21122112211221122112")''')
# call function in query
sqlExecute('''UPDATE testhash SET address=(enaddr(testhash.addressversion, 1, hash)) WHERE hash=testhash.hash''')
# Assertion
query = sqlQuery('''select * from testhash;''')
self.assertEqual(query[0][-1], encoded_str, "test case fail for create_function")
sqlExecute('''DROP TABLE testhash''')
def filter_table_column(self, schema, column):
for x in schema:
for y in x:
if y == column:
yield y
@versioning @versioning
def test_sql_thread_version_1(self): def test_sql_thread_version_1(self):
@ -102,13 +115,15 @@ class TestSqlThread(unittest.TestCase):
""" """
# Assertion after versioning # Assertion after versioning
res = self.cur.execute('''PRAGMA table_info('inventory');''') res = sqlQuery('''PRAGMA table_info('inventory');''')
res = res.fetchall() # res = res.fetchall()
print(res)
result = list(self.filter_table_column(res, "tag")) result = list(self.filter_table_column(res, "tag"))
res = [tup for tup in res if any(i in tup for i in ["tag"])] res = [tup for tup in res if any(i in tup for i in ["tag"])]
self.assertEqual(result, ['tag'], "Data not migrated for version 1") self.assertEqual(result, ['tag'], "Data not migrated for version 1")
self.assertEqual(res, [(5, 'tag', 'blob', 0, "''", 0)], "Data not migrated for version 1") self.assertEqual(res, [(5, 'tag', 'blob', 0, "''", 0)], "Data not migrated for version 1")
@versioning @versioning
def test_sql_thread_version_10(self): def test_sql_thread_version_10(self):
""" """
@ -116,135 +131,118 @@ class TestSqlThread(unittest.TestCase):
""" """
# Assertion # Assertion
self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='old_addressbook' ''') res = sqlExecute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='old_addressbook' ''')
self.assertNotEqual(self.cur.fetchone(), 1, "Table old_addressbook not deleted") print("res---------------------------------")
print(res)
print("res---------------------------------")
self.assertNotEqual(res, 1, "Table old_addressbook not deleted")
self.assertEqual(res, -1, "Table old_addressbook not deleted")
res = self.cur.execute('''PRAGMA table_info('addressbook');''') res = sqlQuery('''PRAGMA table_info('addressbook');''')
res = res.fetchall() # # res = res.fetchall()
result = list(self.filter_table_column(res, "address")) result = list(self.filter_table_column(res, "address"))
self.assertEqual(result, ['address'], "Data not migrated for version 10") self.assertEqual(result, ['address'], "Data not migrated for version 10")
@versioning
def test_sql_thread_version_9(self):
"""
Test with version 9
"""
# Assertion # @versioning
self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='pubkeys_backup' ''') # def test_sql_thread_version_9(self):
self.assertNotEqual(self.cur.fetchone(), 1, "Table pubkeys_backup not deleted") # """
# Test with version 9
res = self.cur.execute('''PRAGMA table_info('pubkeys');''') # """
res = res.fetchall() #
result = list(self.filter_table_column(res, "address")) # # Assertion
self.assertEqual(result, ['address'], "Data not migrated for version 9") # self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='pubkeys_backup' ''')
# self.assertNotEqual(self.cur.fetchone(), 1, "Table pubkeys_backup not deleted")
@versioning #
def test_sql_thread_version_8(self): # res = self.cur.execute('''PRAGMA table_info('pubkeys');''')
""" # res = res.fetchall()
Test with version 8 # result = list(self.filter_table_column(res, "address"))
""" # self.assertEqual(result, ['address'], "Data not migrated for version 9")
#
# Assertion # @versioning
res = self.cur.execute('''PRAGMA table_info('inbox');''') # def test_sql_thread_version_8(self):
res = res.fetchall() # """
result = list(self.filter_table_column(res, "sighash")) # Test with version 8
self.assertEqual(result, ['sighash'], "Data not migrated for version 8") # """
#
@versioning # # Assertion
def test_sql_thread_version_7(self): # res = self.cur.execute('''PRAGMA table_info('inbox');''')
""" # res = res.fetchall()
Test with version 7 # result = list(self.filter_table_column(res, "sighash"))
""" # self.assertEqual(result, ['sighash'], "Data not migrated for version 8")
#
# Assertion # @versioning
pubkeys = self.cur.execute('''SELECT * FROM pubkeys ''') # def test_sql_thread_version_7(self):
pubkeys = pubkeys.fetchall() # """
self.assertEqual(pubkeys, [], "Data not migrated for version 7") # Test with version 7
# """
inventory = self.cur.execute('''SELECT * FROM inventory ''') #
inventory = inventory.fetchall() # # Assertion
self.assertEqual(inventory, [], "Data not migrated for version 7") # pubkeys = self.cur.execute('''SELECT * FROM pubkeys ''')
# pubkeys = pubkeys.fetchall()
sent = self.cur.execute('''SELECT status FROM sent ''') # self.assertEqual(pubkeys, [], "Data not migrated for version 7")
sent = sent.fetchall() #
self.assertEqual(sent, [('msgqueued',), ('msgqueued',)], "Data not migrated for version 7") # inventory = self.cur.execute('''SELECT * FROM inventory ''')
# inventory = inventory.fetchall()
@versioning # self.assertEqual(inventory, [], "Data not migrated for version 7")
def test_sql_thread_version_6(self): #
""" # sent = self.cur.execute('''SELECT status FROM sent ''')
Test with version 6 # sent = sent.fetchall()
""" # self.assertEqual(sent, [('msgqueued',), ('msgqueued',)], "Data not migrated for version 7")
#
# Assertion # @versioning
# def test_sql_thread_version_6(self):
inventory = self.cur.execute('''PRAGMA table_info('inventory');''') # """
inventory = inventory.fetchall() # Test with version 6
inventory = list(self.filter_table_column(inventory, "expirestime")) # """
self.assertEqual(inventory, ['expirestime'], "Data not migrated for version 6") #
# # Assertion
objectprocessorqueue = self.cur.execute('''PRAGMA table_info('inventory');''') #
objectprocessorqueue = objectprocessorqueue.fetchall() # inventory = self.cur.execute('''PRAGMA table_info('inventory');''')
objectprocessorqueue = list(self.filter_table_column(objectprocessorqueue, "objecttype")) # inventory = inventory.fetchall()
self.assertEqual(objectprocessorqueue, ['objecttype'], "Data not migrated for version 6") # inventory = list(self.filter_table_column(inventory, "expirestime"))
# self.assertEqual(inventory, ['expirestime'], "Data not migrated for version 6")
@versioning #
def test_sql_thread_version_5(self): # objectprocessorqueue = self.cur.execute('''PRAGMA table_info('inventory');''')
""" # objectprocessorqueue = objectprocessorqueue.fetchall()
Test with version 5 # objectprocessorqueue = list(self.filter_table_column(objectprocessorqueue, "objecttype"))
""" # self.assertEqual(objectprocessorqueue, ['objecttype'], "Data not migrated for version 6")
#
# Assertion # @versioning
self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='knownnodes' ''') # def test_sql_thread_version_5(self):
self.assertNotEqual(self.cur.fetchone(), 1, "Table knownnodes not deleted in versioning 5") # """
self.cur.execute( # Test with version 5
''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='objectprocessorqueue'; ''') # """
self.assertNotEqual(self.cur.fetchone(), 0, "Table objectprocessorqueue not created in versioning 5") #
# # Assertion
@versioning # self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='knownnodes' ''')
def test_sql_thread_version_4(self): # self.assertNotEqual(self.cur.fetchone(), 1, "Table knownnodes not deleted in versioning 5")
""" # self.cur.execute(
Test with version 4 # ''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='objectprocessorqueue'; ''')
""" # self.assertNotEqual(self.cur.fetchone(), 0, "Table objectprocessorqueue not created in versioning 5")
#
# Assertion # @versioning
self.cur.execute('''select * from inventory where objecttype = 'pubkey';''') # def test_sql_thread_version_4(self):
self.assertNotEqual(self.cur.fetchone(), 1, "Table inventory not deleted in versioning 4") # """
# Test with version 4
def test_sql_thread_version_3(self): # """
""" #
Test with version 3 and 1 both are same # # Assertion
""" # self.cur.execute('''select * from inventory where objecttype = 'pubkey';''')
pass # self.assertNotEqual(self.cur.fetchone(), 1, "Table inventory not deleted in versioning 4")
#
@versioning # def test_sql_thread_version_3(self):
def test_sql_thread_version_2(self): # """
""" # Test with version 3 and 1 both are same
Test with version 2 # """
""" # pass
#
# Assertion # @versioning
self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='inventory_backup' ''') # def test_sql_thread_version_2(self):
self.assertNotEqual(self.cur.fetchone(), 1, "Table inventory_backup not deleted in versioning 2") # """
# Test with version 2
def test_create_function(self): # """
try: #
self.conn.create_function("enaddr", 3, func=encodeAddress, deterministic=True) # # Assertion
except Exception as err: # self.cur.execute(''' SELECT count(name) FROM sqlite_master WHERE type='table' AND name='inventory_backup' ''')
print("Got error while pass deterministic in sqlite create function {}, So called function directly".format(err)) # self.assertNotEqual(self.cur.fetchone(), 1, "Table inventory_backup not deleted in versioning 2")
self.conn.create_function("enaddr", 3, encodeAddress)
encoded_str = encodeAddress(1, 1, "21122112211221122112")
# Initialise Database
self.initialise_database("create_function")
# call function in query
self.cur.execute('''UPDATE testhash SET address=(select enaddr(testhash.addressversion, 1, hash)) WHERE hash=testhash.hash; ''')
# Assertion
self.cur.execute('''select address from testhash;''')
hsh = self.cur.fetchone()[0]
self.assertNotEqual(hsh, 1, "test case fail for create_function")
self.assertEqual(hsh, encoded_str, "test case fail for create_function")
self.conn.execute('''DROP TABLE testhash;''')