message: test: add coverage for getwalletinfo format field
diff: @@ -21,6 +21,9 @@ class WalletDescriptorTest(BitcoinTestFramework):
  self.skip_if_no_wallet()
  def run_test(self):
  + wallet_info = self.nodes[0].getwalletinfo()
  + assert_equal(wallet_info['format'], 'bdb')
  +
  # Make a descriptor wallet
  self.log.info("Making a descriptor wallet")
  self.nodes[0].createwallet(wallet_name="desc1", descriptors=True)
  @@ -29,6 +32,7 @@ class WalletDescriptorTest(BitcoinTestFramework):
  # A descriptor wallet should have 100 addresses * 3 types = 300 keys
  self.log.info("Checking wallet info")
  wallet_info = self.nodes[0].getwalletinfo()
  + assert_equal(wallet_info['format'], 'sqlite')
  assert_equal(wallet_info['keypoolsize'], 300)
  assert_equal(wallet_info['keypoolsize_hd_internal'], 300)
  assert 'keypoololdest' not in wallet_info
  