def test_compare_cost(self):
"""
Compare our size estimation with a known transaction. The transaction contains 1 input, 6 outputs, and 1
OP_RETURN
Note that the estimation may be off +/- the number of inputs, which is why the estimate was off by 1 in this
case.
:return:
"""
tx = Tx.from_hex(
'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')
s = io.BytesIO()
tx.stream(s)
tx_byte_count = len(s.getvalue())
estimated_byte_count = trx_utils.calculate_raw_tx_size_with_op_return(num_inputs=1, num_outputs=6)
self.assertEquals(estimated_byte_count, tx_byte_count + 1)
def test_calculate_raw_tx_size_with_op_return_3(self):
estimated_byte_count = trx_utils.calculate_raw_tx_size_with_op_return(num_inputs=1, num_outputs=4000)
self.assertEquals(estimated_byte_count, 136202)
