def test_kwargs_with_dict_as_rule(self):
specific_collections = build_specific_collections(has={
'fetchOrderBook': True,
'createOrder': True
})
# exchanges which are confirmed to meet the given criteria (.hasFetchOrderBook and .hasCreateOrder)
confirmed_exchanges = []
for exchange_list in specific_collections.values():
for exchange_name in exchange_list:
if exchange_name in confirmed_exchanges:
continue
exchange = getattr(ccxt, exchange_name)()
self.assertTrue(exchange.hasFetchOrderBook
and exchange.hasCreateOrder)
confirmed_exchanges.append(exchange_name)
def test_errors_raised(self):
with self.assertRaises(ValueError):
# note the misspelling of "countries" as "contries"
build_specific_collections(contries=['US'])
# This code is modified from examples/test_build_collections.py
from peregrinearb.async_build_markets import build_specific_collections
# This is a dict of the collections only containing exchanges which have the fetch_order_book, create_market_buy_order,
# create_market_sell_order, create_limit_buy_order, and create_limit_sell_order functions.
specific_collections = build_specific_collections(has={
'fetchOrderBook': True,
'createOrder': True
})