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-rwxr-xr-xqa/rpc-tests/replace-by-fee.py105
1 files changed, 24 insertions, 81 deletions
diff --git a/qa/rpc-tests/replace-by-fee.py b/qa/rpc-tests/replace-by-fee.py
index 8e2abea6a5..163c304eba 100755
--- a/qa/rpc-tests/replace-by-fee.py
+++ b/qa/rpc-tests/replace-by-fee.py
@@ -125,12 +125,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b.vout = [CTxOut(1*COIN, CScript([b'b']))]
tx1b_hex = txToHex(tx1b)
- try:
- tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26) # insufficient fee
- else:
- assert(False)
+ # This will raise an exception due to insufficient fee
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
# Extra 0.1 BTC fee
tx1b = CTransaction()
@@ -172,12 +168,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx.vout = [CTxOut(initial_nValue - 30*COIN, CScript([1]))]
dbl_tx_hex = txToHex(dbl_tx)
- try:
- self.nodes[0].sendrawtransaction(dbl_tx_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26) # insufficient fee
- else:
- assert(False) # transaction mistakenly accepted!
+ # This will raise an exception due to insufficient fee
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
# Accepted with sufficient fee
dbl_tx = CTransaction()
@@ -237,12 +229,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(initial_nValue - fee*n, CScript([1]))]
dbl_tx_hex = txToHex(dbl_tx)
- try:
- self.nodes[0].sendrawtransaction(dbl_tx_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26) # insufficient fee
- else:
- assert(False)
+ # This will raise an exception due to insufficient fee
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
# 1 BTC fee is enough
dbl_tx = CTransaction()
@@ -269,13 +257,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
dbl_tx.vout = [CTxOut(initial_nValue - 2*fee*n, CScript([1]))]
dbl_tx_hex = txToHex(dbl_tx)
- try:
- self.nodes[0].sendrawtransaction(dbl_tx_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- assert_equal("too many potential replacements" in exp.error['message'], True)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, dbl_tx_hex, True)
for tx in tree_txs:
tx.rehash()
@@ -298,12 +281,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b.vout = [CTxOut(int(0.001*COIN), CScript([b'a'*999000]))]
tx1b_hex = txToHex(tx1b)
- try:
- tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26) # insufficient fee
- else:
- assert(False)
+ # This will raise an exception due to insufficient fee
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
def test_spends_of_conflicting_outputs(self):
"""Replacements that spend conflicting tx outputs are rejected"""
@@ -325,12 +304,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2.vout = tx1a.vout
tx2_hex = txToHex(tx2)
- try:
- tx2_txid = self.nodes[0].sendrawtransaction(tx2_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, True)
# Spend tx1a's output to test the indirect case.
tx1b = CTransaction()
@@ -346,12 +321,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2.vout = tx1a.vout
tx2_hex = txToHex(tx2)
- try:
- tx2_txid = self.nodes[0].sendrawtransaction(tx2_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "bad-txns-spends-conflicting-tx", self.nodes[0].sendrawtransaction, tx2_hex, True)
def test_new_unconfirmed_inputs(self):
"""Replacements that add new unconfirmed inputs are rejected"""
@@ -369,12 +340,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2.vout = tx1.vout
tx2_hex = txToHex(tx2)
- try:
- tx2_txid = self.nodes[0].sendrawtransaction(tx2_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "replacement-adds-unconfirmed", self.nodes[0].sendrawtransaction, tx2_hex, True)
def test_too_many_replacements(self):
"""Replacements that evict too many transactions are rejected"""
@@ -419,13 +386,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
double_tx.vout = [CTxOut(double_spend_value, CScript([b'a']))]
double_tx_hex = txToHex(double_tx)
- try:
- self.nodes[0].sendrawtransaction(double_tx_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- assert_equal("too many potential replacements" in exp.error['message'], True)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "too many potential replacements", self.nodes[0].sendrawtransaction, double_tx_hex, True)
# If we remove an input, it should pass
double_tx = CTransaction()
@@ -451,13 +413,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b.vout = [CTxOut(int(0.9*COIN), CScript([b'b']))]
tx1b_hex = txToHex(tx1b)
- try:
- tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- self.log.info(tx1b_txid)
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx1b_hex, True)
tx1_outpoint = make_utxo(self.nodes[0], int(1.1*COIN))
@@ -474,12 +431,8 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2b.vout = [CTxOut(int(0.9*COIN), CScript([b'b']))]
tx2b_hex = txToHex(tx2b)
- try:
- tx2b_txid = self.nodes[0].sendrawtransaction(tx2b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ # This will raise an exception
+ assert_raises_jsonrpc(-26, "txn-mempool-conflict", self.nodes[0].sendrawtransaction, tx2b_hex, True)
# Now create a new transaction that spends from tx1a and tx2a
# opt-in on one of the inputs
@@ -531,12 +484,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx1b_hex = txToHex(tx1b)
# Verify tx1b cannot replace tx1a.
- try:
- tx1b_txid = self.nodes[0].sendrawtransaction(tx1b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx1b_hex, True)
# Use prioritisetransaction to set tx1a's fee to 0.
self.nodes[0].prioritisetransaction(tx1a_txid, int(-0.1*COIN))
@@ -563,12 +511,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
tx2b_hex = txToHex(tx2b)
# Verify tx2b cannot replace tx2a.
- try:
- tx2b_txid = self.nodes[0].sendrawtransaction(tx2b_hex, True)
- except JSONRPCException as exp:
- assert_equal(exp.error['code'], -26)
- else:
- assert(False)
+ assert_raises_jsonrpc(-26, "insufficient fee", self.nodes[0].sendrawtransaction, tx2b_hex, True)
# Now prioritise tx2b to have a higher modified fee
self.nodes[0].prioritisetransaction(tx2b.hash, int(0.1*COIN))