cic-stack/apps/cic-cache/tests/fixtures_database.py

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2021-02-18 06:04:30 +01:00
# standard imports
import os
import logging
import re
# third-party imports
import pytest
import sqlparse
# local imports
from cic_cache.db.models.base import SessionBase
from cic_cache.db import dsn_from_config
logg = logging.getLogger(__file__)
@pytest.fixture(scope='function')
def database_engine(
load_config,
):
if load_config.get('DATABASE_ENGINE') == 'sqlite':
SessionBase.transactional = False
SessionBase.poolable = False
try:
os.unlink(load_config.get('DATABASE_NAME'))
except FileNotFoundError:
pass
dsn = dsn_from_config(load_config)
SessionBase.connect(dsn)
return dsn
# TODO: use alembic instead to migrate db, here we have to keep separate schema than migration script in script/migrate.py
@pytest.fixture(scope='function')
def init_database(
load_config,
database_engine,
):
rootdir = os.path.dirname(os.path.dirname(__file__))
schemadir = os.path.join(rootdir, 'db', load_config.get('DATABASE_DRIVER'))
if load_config.get('DATABASE_ENGINE') == 'sqlite':
rconn = SessionBase.engine.raw_connection()
f = open(os.path.join(schemadir, 'db.sql'))
s = f.read()
f.close()
rconn.executescript(s)
else:
rconn = SessionBase.engine.raw_connection()
rcursor = rconn.cursor()
#rcursor.execute('DROP FUNCTION IF EXISTS public.transaction_list')
#rcursor.execute('DROP FUNCTION IF EXISTS public.balances')
f = open(os.path.join(schemadir, 'db.sql'))
s = f.read()
f.close()
r = re.compile(r'^[A-Z]', re.MULTILINE)
for l in sqlparse.parse(s):
strl = str(l)
# we need to check for empty query lines, as sqlparse doesn't do that on its own (and psycopg complains when it gets them)
if not re.search(r, strl):
logg.warning('skipping parsed query line {}'.format(strl))
continue
rcursor.execute(strl)
rconn.commit()
rcursor.execute('SET search_path TO public')
# this doesn't work when run separately, no idea why
# functions have been manually added to original schema from cic-eth
# f = open(os.path.join(schemadir, 'proc_transaction_list.sql'))
# s = f.read()
# f.close()
# rcursor.execute(s)
#
# f = open(os.path.join(schemadir, 'proc_balances.sql'))
# s = f.read()
# f.close()
# rcursor.execute(s)
rcursor.close()
session = SessionBase.create_session()
yield session
session.commit()
session.close()
@pytest.fixture(scope='function')
def list_tokens(
):
return {
'foo': '0x' + os.urandom(20).hex(),
'bar': '0x' + os.urandom(20).hex(),
}
@pytest.fixture(scope='function')
def list_actors(
):
return {
'alice': '0x' + os.urandom(20).hex(),
'bob': '0x' + os.urandom(20).hex(),
'charlie': '0x' + os.urandom(20).hex(),
'diane': '0x' + os.urandom(20).hex(),
}
@pytest.fixture(scope='function')
def list_defaults(
):
return {
'block': 420000,
}