Initial Vexta Core v0.1.0 release

test/functional/wallet_create_tx.py

@@ -0,0 +1,83 @@
+#!/usr/bin/env python3
+# Copyright (c) 2018-2021 The DigiByte Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+from test_framework.test_framework import DigiByteTestFramework
+from test_framework.util import (
+    assert_equal,
+    assert_raises_rpc_error,
+)
+from test_framework.blocktools import (
+    TIME_GENESIS_BLOCK,
+)
+
+
+class CreateTxWalletTest(DigiByteTestFramework):
+    def set_test_params(self):
+        self.setup_clean_chain = True
+        self.num_nodes = 1
+
+    def skip_test_if_missing_module(self):
+        self.skip_if_no_wallet()
+
+    def run_test(self):
+        self.log.info('Create some old blocks')
+        self.nodes[0].setmocktime(TIME_GENESIS_BLOCK)
+        self.generate(self.nodes[0], 200)
+        self.nodes[0].setmocktime(0)
+
+        self.test_anti_fee_sniping()
+        self.test_tx_size_too_large()
+
+    def test_anti_fee_sniping(self):
+        self.log.info('Check that we have some (old) blocks and that anti-fee-sniping is disabled')
+        assert_equal(self.nodes[0].getblockchaininfo()['blocks'], 200)
+        txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
+        tx = self.nodes[0].gettransaction(txid=txid, verbose=True)['decoded']
+        assert_equal(tx['locktime'], 0)
+
+        self.log.info('Check that anti-fee-sniping is enabled when we mine a recent block')
+        self.generate(self.nodes[0], 1)
+        txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
+        tx = self.nodes[0].gettransaction(txid=txid, verbose=True)['decoded']
+        assert 0 < tx['locktime'] <= 201
+
+    def test_tx_size_too_large(self):
+        # More than 10kB of outputs, so that we hit -maxtxfee with a high feerate
+        outputs = {self.nodes[0].getnewaddress(address_type='bech32'): 0.00025 for _ in range(400)}
+        raw_tx = self.nodes[0].createrawtransaction(inputs=[], outputs=outputs)
+
+        for fee_setting in ['-minrelaytxfee=1', '-mintxfee=1', '-paytxfee=1']:
+            self.log.info('Check maxtxfee in combination with {}'.format(fee_setting))
+            self.restart_node(0, extra_args=[fee_setting])
+            self.nodes[0].settxfee(100.00)
+            assert_raises_rpc_error(
+                -6,
+                "Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)",
+                lambda: self.nodes[0].sendmany(dummy="", amounts=outputs),
+            )
+            assert_raises_rpc_error(
+                -4,
+                "Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)",
+                lambda: self.nodes[0].fundrawtransaction(hexstring=raw_tx),
+            )
+
+        self.log.info('Check maxtxfee in combination with settxfee')
+        self.restart_node(0)
+        self.nodes[0].settxfee(100.00)
+        assert_raises_rpc_error(
+            -6,
+            "Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)",
+            lambda: self.nodes[0].sendmany(dummy="", amounts=outputs),
+        )
+        assert_raises_rpc_error(
+            -4,
+            "Fee exceeds maximum configured by user (e.g. -maxtxfee, maxfeerate)",
+            lambda: self.nodes[0].fundrawtransaction(hexstring=raw_tx),
+        )
+        self.nodes[0].settxfee(0)
+
+
+if __name__ == '__main__':
+    CreateTxWalletTest().main()