def __make_params(user_address, to, amount, fee, method, private_key_bytes):
"""Make params for jsonrpc format.
:param user_address: Address of user's wallet.
:param to: Address of wallet to receive the asset.
:param amount: Amount of money.
:param fee: Transaction fee.
:param method: Method type. type(str)
:param private_key_bytes: Private key of user's wallet.
:return:
type(dict)
"""
params = {
'from': user_address,
'to': to,
'value': hex(amount),
'fee': hex(fee),
'timestamp': str(get_timestamp_us())
}
tx_hash_bytes = get_tx_hash(method, params)
signature_bytes = sign(private_key_bytes, tx_hash_bytes)
params['tx_hash'] = tx_hash_bytes.hex()
params['signature'] = signature_bytes.decode()
return params
def test_sign(self):
"""Test for sign function.
"""
# Given
tx_hash = b'\xc0\x84\x19o\xd3\xe6<\x9e%\xd9\x05\xd4\x8di\x17\xd3\x02<a\xc6\xa2\xb2\xec I-\x12\xe1n\xd5\xac:'
private_key_bytes = b'x\xf3\xda\xdc\x80h\xf3hc`L\x1f\xc4Y\x83z@\xa2Mn$\x94\x16\x01\x83\x9cYp\x1d,\x93\xdd'
# When
expect = b'qeTA6B2VssGxrSE+SlOjRm0/RbqB9OKo2VHrgL7kVCUklcltf3AUeiujpWVAZXwZjPWmND1oyFStC00BHbQXVAA='
signature_bytes = sign(private_key_bytes, tx_hash)
# Then
self.assertEqual(expect, signature_bytes)