Remove cache from get_ticker

freqtrade/tests/exchange/test_exchange.py

@@ -280,30 +280,7 @@ def test_get_ticker(default_conf, mocker):
 
     # if not caching the result we should get the same ticker
     # if not fetching a new result we should get the cached ticker
-    ticker = get_ticker(pair='ETH/BTC', refresh=False)
-    assert ticker['bid'] == 0.00001098
-    assert ticker['ask'] == 0.00001099
-
-    # force ticker refresh
-    ticker = get_ticker(pair='ETH/BTC', refresh=True)
-    assert ticker['bid'] == 0.5
-    assert ticker['ask'] == 1
-
-    # change the ticker to a different pair which should not be cached
-    tick = {
-        'symbol': 'LTC/BTC',
-        'bid': 2,
-        'ask': 3,
-        'last': 4,
-    }
-    api_mock.fetch_ticker = MagicMock(return_value=tick, refresh=False)
-    mocker.patch('freqtrade.exchange._API', api_mock)
-    ticker = get_ticker(pair='LTC/BTC', refresh=False)
-    assert ticker['bid'] == 2
-    assert ticker['ask'] == 3
-
-    # check that ETH/BTC is still cached
-    ticker = get_ticker(pair='ETH/BTC', refresh=False)
+    ticker = get_ticker(pair='ETH/BTC')
     assert ticker['bid'] == 0.5
     assert ticker['ask'] == 1