text: import unittest
  
  import sparrowone
  
  EWALLET_M_KEY = "1W53QL0TJLIERXHIQKRXJRTK"
  
  
  class EWalletTestCase(unittest.TestCase):
      def setUp(self):
          self.sprw = sparrowone.Connection(EWALLET_M_KEY)
  
      def test_e_wallet_simple_credit(self):
          ewallet = sparrowone.EWallet("user@example.com")
          resp = self.sprw.credit(9.95, ewallet)
          self.assertEqual(resp["textresponse"], "Successful")
  