BLD: updated CCXT and temporarily fixed symbol mapping issue

tests/exchange/test_ccxt.py

@@ -72,14 +72,14 @@ class TestCCXT(BaseExchangeTestCase):
     def test_tickers(self):
         log.info('retrieving tickers')
         assets = [
-            self.exchange.get_asset('eng_eth'),
+            self.exchange.get_asset('iot_usd'),
         ]
         tickers = self.exchange.tickers(assets)
         assert len(tickers) == 1
         pass
 
     def test_my_trades(self):
-        asset = self.exchange.get_asset('eng_eth')
+        asset = self.exchange.get_asset('dsh_btc')
 
         trades = self.exchange.get_trades(asset)
         assert trades

tests/exchange/test_suites/test_suite_bundle.py

@@ -117,7 +117,7 @@ class TestSuiteBundle:
         #     population=exchange_population,
         #     features=[bundle],
         # )  # Type: list[Exchange]
-        exchanges = [get_exchange('bitfinex', skip_init=True)]
+        exchanges = [get_exchange('poloniex', skip_init=True)]
 
         data_portal = TestSuiteBundle.get_data_portal(exchanges)
         for exchange in exchanges:

tests/exchange/test_suites/test_suite_exchange.py

@@ -15,6 +15,7 @@ from catalyst.exchange.utils.test_utils import select_random_exchanges, \
     handle_exchange_error, select_random_assets
 from catalyst.testing import ZiplineTestCase
 from catalyst.testing.fixtures import WithLogger
+from exchange.utils.factory import get_exchanges
 
 log = Logger('TestSuiteExchange')
 
@@ -83,12 +84,13 @@ class TestSuiteExchange(WithLogger, ZiplineTestCase):
 
     def test_tickers(self):
         exchange_population = 3
-        asset_population = 3
+        asset_population = 15
 
-        exchanges = select_random_exchanges(
-            exchange_population,
-            features=['fetchTickers'],
-        )  # Type: list[Exchange]
+        # exchanges = select_random_exchanges(
+        #     exchange_population,
+        #     features=['fetchTickers'],
+        # )  # Type: list[Exchange]
+        exchanges = list(get_exchanges(['bitfinex']).values())
         for exchange in exchanges:
             exchange.init()