Method run_test

test/functional/feature_taproot.py:1901–1947

(self)

    def run_test(self):
        util.node_fastmerkle = self.nodes[0]

        global g_genesis_hash
        g_genesis_hash = uint256_from_str(bytes.fromhex(self.nodes[1].getblockhash(0))[::-1])

        self.gen_test_vectors()

        # Post-taproot activation tests go first (pre-taproot tests' blocks are invalid post-taproot).
        self.log.info("Post-activation tests...")

        self.test_spenders(self.nodes[1], spenders_taproot_active(), input_counts=[1, 2, 2, 2, 2, 3])

        # Re-connect nodes in case they have been disconnected
        self.disconnect_nodes(0, 1)
        self.connect_nodes(0, 1)

        # Transfer value of the largest 500 coins to pre-taproot node.
        addr = self.nodes[0].getnewaddress()

        unsp = self.nodes[1].listunspent()
        unsp = sorted(unsp, key=lambda i: i['amount'], reverse=True)
        unsp = unsp[:500]

        rawtx = self.nodes[1].createrawtransaction(
            inputs=[{
                'txid': i['txid'],
                'vout': i['vout']
            } for i in unsp],
            outputs=[{addr: sum(i['amount'] for i in unsp)}]
        )
        rawtx = self.nodes[1].signrawtransactionwithwallet(rawtx)['hex']

        # Mine a block with the transaction
        block = create_block(tmpl=self.nodes[1].getblocktemplate(NORMAL_GBT_REQUEST_PARAMS), txlist=[rawtx])
        add_witness_commitment(block)
        block.solve()
        assert_equal(None, self.nodes[1].submitblock(block.serialize().hex()))
        self.sync_blocks()

        # Pre-taproot activation tests.
        self.log.info("Pre-activation tests...")
        # Run each test twice; once in isolation, and once combined with others. Testing in isolation
        # means that the standardness is verified in every test (as combined transactions are only standard
        # when all their inputs are standard).
        self.test_spenders(self.nodes[0], spenders_taproot_inactive(), input_counts=[1])
        self.test_spenders(self.nodes[0], spenders_taproot_inactive(), input_counts=[2, 3])


if __name__ == '__main__':