adding integration test case which will attempt to register foo.id (with a transfer at end), but the wallet gets drained. right now the check() doesn't really do anything, but once info will respond with error, I'll add that

integration_tests/blockstack_integration_tests/scenarios/name_transfer_not_enough_coin.py

@@ -0,0 +1,107 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+    Blockstack
+    ~~~~~
+    copyright: (c) 2014-2015 by Halfmoon Labs, Inc.
+    copyright: (c) 2016 by Blockstack.org
+
+    This file is part of Blockstack
+
+    Blockstack is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Blockstack is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+    You should have received a copy of the GNU General Public License
+    along with Blockstack. If not, see <http://www.gnu.org/licenses/>.
+""" 
+
+import testlib
+import pybitcoin
+import time
+import json
+import sys
+import os
+import blockstack_client
+
+wallets = [
+    testlib.Wallet( "5JesPiN68qt44Hc2nT8qmyZ1JDwHebfoh9KQ52Lazb1m1LaKNj9", 100000000000 ),
+    testlib.Wallet( "5KHqsiU9qa77frZb6hQy9ocV7Sus9RWJcQGYYBJJBb2Efj1o77e", 100000000000 ),
+    testlib.Wallet( "5Kg5kJbQHvk1B64rJniEmgbD83FpZpbw2RjdAZEzTefs9ihN3Bz", 100000000000 ),
+    testlib.Wallet( "5JuVsoS9NauksSkqEjbUZxWwgGDQbMwPsEfoRBSpLpgDX1RtLX7", 5500 ),
+    testlib.Wallet( "5KEpiSRr1BrT8vRD7LKGCEmudokTh1iMHbiThMQpLdwBwhDJB1T", 5500 ),
+]
+
+consensus = "17ac43c1d8549c3181b200f1bf97eb7d"
+
+def scenario( wallets, **kw ):
+
+    testlib.blockstack_namespace_preorder( "id", wallets[1].addr, wallets[0].privkey )
+    testlib.next_block( **kw )
+
+    testlib.blockstack_namespace_reveal( "id", wallets[1].addr, 52595, 250, 4, [6,5,4,3,2,1,0,0,0,0,0,0,0,0,0,0], 10, 10, wallets[0].privkey )
+    testlib.next_block( **kw )
+
+    testlib.blockstack_namespace_ready( "id", wallets[1].privkey )
+    testlib.next_block( **kw )
+    
+    wallet = testlib.blockstack_client_initialize_wallet( "0123456789abcdef", wallets[2].privkey, wallets[3].privkey, wallets[4].privkey )
+    resp = testlib.blockstack_cli_register( "foo.id", "0123456789abcdef", 
+                                            recipient_address = 'mi8mUNSFC9EoGXmjPF8vKqCUSfGE2fbD4V')
+    if 'error' in resp:
+        print >> sys.stderr, json.dumps(resp, indent=4, sort_keys=True)
+        return False
+   
+    # wait for the preorder to get confirmed
+    for i in xrange(0, 12):
+        testlib.next_block( **kw )
+
+    # wait for the poller to pick it up
+    print >> sys.stderr, "Waiting 10 seconds for the backend to submit the register"
+    time.sleep(10)
+
+    # wait for the register to get confirmed 
+    for i in xrange(0, 12):
+        testlib.next_block( **kw )
+
+    print >> sys.stderr, "Waiting 10 seconds for the backend to acknowledge registration"
+    time.sleep(10)
+
+    # wait for the update to go off
+    for i in xrange(0, 8):
+        testlib.next_block( **kw )
+    
+    # drain the wallet
+    print >> sys.stderr, "Lets drain the wallet."
+    testlib.blockstack_cli_withdraw( "0123456789abcdef", 'mi8mUNSFC9EoGXmjPF8vKqCUSfGE2fbD4V' )
+    print >> sys.stderr, "Drained!"
+
+    for i in xrange(0, 11):
+        testlib.next_block( **kw )
+
+    print >> sys.stderr, "Waiting 10 seconds for the backend to acknowledge update"
+    time.sleep(10)
+
+def check( state_engine ):
+
+    # not revealed, but ready 
+    ns = state_engine.get_namespace_reveal( "id" )
+    if ns is not None:
+        print "namespace reveal exists"
+        return False 
+
+    ns = state_engine.get_namespace( "id" )
+    if ns is None:
+        print "no namespace"
+        return False 
+
+    if ns['namespace_id'] != 'id':
+        print "wrong namespace"
+        return False 
+
+    return True

integration_tests/blockstack_integration_tests/scenarios/testlib.py

@@ -623,6 +623,25 @@ def blockstack_cli_namespace_ready( namespace_id, reveal_privkey, config_path=No
 
     return resp
 
+def blockstack_cli_withdraw( password, address, amount = None, config_path = None):
+    """
+    Register a name, using the backend RPC endpoint
+    """
+    test_proxy = make_proxy(password=password, config_path=config_path)
+    blockstack_client.set_default_proxy( test_proxy )
+    config_path = test_proxy.config_path if config_path is None else config_path
+
+    args = CLIArgs()
+    args.address = address
+    args.amount = amount
+
+    resp = cli_withdraw(args, config_path = config_path, password = password, interactive = False)
+
+    if 'error' not in resp:
+        assert 'transaction_hash' in resp
+
+    return resp
+
 
 def blockstack_cli_register( name, password, recipient_address=None, zonefile=None, config_path=None):
     """