> [tests] Speed up rpc_fundrawtransaction.py
>
> Most of the time in rpc_fundrawtransaction.py is spent waiting for
> unconfirmed transactions to propagate. Net processing adds a poisson
> random delay to the time it will INV transactions with a mean interval
> of 5 seconds.
>
> Instead just generate the block on the node that sent the transaction:
>
> rpc_fundrawtransaction.py is not intended to be a test for transaction
> relay, so it's ok to do this.
> [tests] Use -whitelist in rpc_fundrawtransaction.py
>
> Makes tx relay faster
> [tests] Don't stop-start unnecessarily in rpc_fundrawtransaction.py
>
> This was only added in c1dde3a949b36ce9c2155777b3fa1372e7ed97d8 to match
> behaviour when `encryptwallet` would restart the node. It's not required
> for the test (and slows things down).
This is a backport of Core PR17340