text: # This file is part of the Trezor project.
  #
  # Copyright (C) 2012-2018 SatoshiLabs and contributors
  #
  # This library is free software: you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License version 3
  # as published by the Free Software Foundation.
  #
  # This library is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  # GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the License along with this library.
  # If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
  
  import pytest
  
  from trezorlib import ethereum
  from trezorlib.tools import H_
  
  from .common import TrezorTest
  
  
  @pytest.mark.ethereum
  class TestMsgEthereumSignmessage(TrezorTest):
  
      PATH = [H_(44), H_(60), H_(0), 0]
      ADDRESS = "0xEa53AF85525B1779eE99ece1a5560C0b78537C3b"
      VECTORS = [
          (
              "This is an example of a signed message.",
              "9bacd833b51fde010bab53bafd9d832eadd3b175d2af2e629bb2944fcc987dce7ff68bb3571ed25a720c220f2f9538bc8d04f582bee002c9af086590a49805901c",
          ),
          (
              "VeryLongMessage!" * 64,
              "752d283b3aea1eb44fd09203f4d5c430a6544e399b8500b02722b54325f6d8d457fd83460a31045cb0d6e8356240954ba072fdfe5cdb3f16d416e2acf1a180a51c",
          ),
      ]
  
      def test_sign(self):
          self.setup_mnemonic_nopin_nopassphrase()
          for msg, sig in self.VECTORS:
              res = ethereum.sign_message(self.client, self.PATH, msg)
              assert res.address == self.ADDRESS
              assert res.signature.hex() == sig
  