[rpc] mempoolinfo should take ::minRelayTxFee into account

test/functional/wallet.py

@@ -33,6 +33,9 @@ class WalletTest(BitcoinTestFramework):
         assert_equal(len(self.nodes[1].listunspent()), 0)
         assert_equal(len(self.nodes[2].listunspent()), 0)
 
+        self.log.info("Check for mempoolminfee in getmempoolinfo")
+        assert_equal(self.nodes[0].getmempoolinfo()['mempoolminfee'], Decimal('0.00001000'))
+
         self.log.info("Mining blocks...")
 
         self.nodes[0].generate(1)