def test_getAllInstruments_NotEstablished(self):
gwy = BinanceGwy()
with self.assertRaises(InvalidSessionError) as cm:
insts = gwy.getAllInstruments()
self.assertEqual(cm.exception.msg, 'Session not established')
def test_getAllInstruments(self):
gwy = BinanceGwy()
gwy.establishSession()
insts = gwy.getAllInstruments()
self.assertTrue(len(insts) > 0)