Replace-by-fee RPC test fails on master #7120

1. 
   sipa commented at 8:21 pm on November 27, 2015: member

   0$ ./replace-by-fee.py 
   1Initializing test directory /tmp/testXh5dZU
   2Running test simple doublespend...
   3Running test doublespend chain...
   4JSONRPC error: 64: too-long-mempool-chain
   

2. 
   paveljanik commented at 2:39 pm on November 28, 2015: contributor

   This is because of

   0main.h:52:static const unsigned int DEFAULT_ANCESTOR_LIMIT = 25;
   

   The code starts with 50 COINs and spends 1 COIN until 10 COINs remain.

   This helps here:

    0diff --git a/qa/rpc-tests/replace-by-fee.py b/qa/rpc-tests/replace-by-fee.py
    1index 537a1ed..5c8b642 100755
    2--- a/qa/rpc-tests/replace-by-fee.py
    3+++ b/qa/rpc-tests/replace-by-fee.py
    4@@ -145,7 +145,7 @@ class ReplaceByFeeTest(BitcoinTestFramework):
    5     def test_doublespend_chain(self):
    6         """Doublespend of a long chain"""
    7
    8-        initial_nValue = 50*COIN
    9+        initial_nValue = 30*COIN
   10         tx0_outpoint = make_utxo(self.nodes[0], initial_nValue)
   11
   12         prevout = tx0_outpoint
   13@@ -162,10 +162,10 @@ class ReplaceByFeeTest(BitcoinTestFramework):
   14             prevout = COutPoint(int(txid, 16), 0)
   15
   16         # Whether the double-spend is allowed is evaluated by including all
   17-        # child fees - 40 BTC - so this attempt is rejected.
   18+        # child fees - 20 BTC - so this attempt is rejected.
   19         dbl_tx = CTransaction()
   20         dbl_tx.vin = [CTxIn(tx0_outpoint, nSequence=0)]
   21-        dbl_tx.vout = [CTxOut(initial_nValue - 30*COIN, CScript([1]))]
   22+        dbl_tx.vout = [CTxOut(initial_nValue - 20*COIN, CScript([1]))]
   23         dbl_tx_hex = txToHex(dbl_tx)
   24
   25         try:
   

   But then it fails in Running test doublespend tree... with

   0Running test simple doublespend...
   1Running test doublespend chain...
   2Running test doublespend tree...
   3JSONRPC error: 64: too-long-mempool-chain
   

   @sdaftuar @petertodd ping

3. laanwj added the label Tests on Dec 1, 2015
4. laanwj closed this on Dec 1, 2015

   ---

5. MarcoFalke locked this on Sep 8, 2021

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sipa paveljanik

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Tests