BLD: adjusted unit test

tests/exchange/test_ccxt.py

@@ -14,7 +14,7 @@ log = Logger('test_ccxt')
 class TestCCXT(BaseExchangeTestCase):
     @classmethod
     def setup(self):
-        exchange_name = 'binance'
+        exchange_name = 'bittrex'
         auth = get_exchange_auth(exchange_name)
         self.exchange = CCXT(
             exchange_name=exchange_name,
@@ -57,7 +57,7 @@ class TestCCXT(BaseExchangeTestCase):
     def test_get_candles(self):
         log.info('retrieving candles')
         candles = self.exchange.get_candles(
-            freq='30T',
+            freq='1T',
             assets=[self.exchange.get_asset('eth_btc')],
             bar_count=200,
             # start_dt=pd.to_datetime('2017-09-01', utc=True),
@@ -68,6 +68,7 @@ class TestCCXT(BaseExchangeTestCase):
             df.set_index('last_traded', drop=True, inplace=True)
 
         set_print_settings()
+        print('got {} candles'.format(len(df)))
         print(df.head(10))
         print(df.tail(10))
         pass