Add listunspent() test for spendable/unspendable UTXO

Github-Pull: #7822
Rebased-From: fa942c755ab513829dcab27487ba1e7ab5a806ee 5d217decc1145823a3c126658c82c60cf7dbfec8

7 files changed, 98 insertions, 145 deletions

diff --git a/qa/rpc-tests/getblocktemplate_longpoll.py b/qa/rpc-tests/getblocktemplate_longpoll.py
index 3e85957ae2..e2a839f718 100755
--- a/qa/rpc-tests/getblocktemplate_longpoll.py
+++ b/qa/rpc-tests/getblocktemplate_longpoll.py
@@ -6,28 +6,6 @@
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 
-
-def check_array_result(object_array, to_match, expected):
-    """
-    Pass in array of JSON objects, a dictionary with key/value pairs
-    to match against, and another dictionary with expected key/value
-    pairs.
-    """
-    num_matched = 0
-    for item in object_array:
-        all_match = True
-        for key,value in to_match.items():
-            if item[key] != value:
-                all_match = False
-        if not all_match:
-            continue
-        for key,value in expected.items():
-            if item[key] != value:
-                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
-            num_matched = num_matched+1
-    if num_matched == 0:
-        raise AssertionError("No objects matched %s"%(str(to_match)))
-
 import threading
 
 class LongpollThread(threading.Thread):
diff --git a/qa/rpc-tests/getblocktemplate_proposals.py b/qa/rpc-tests/getblocktemplate_proposals.py
index 07bfe69c6d..be119031ba 100755
--- a/qa/rpc-tests/getblocktemplate_proposals.py
+++ b/qa/rpc-tests/getblocktemplate_proposals.py
@@ -10,28 +10,6 @@ from binascii import a2b_hex, b2a_hex
 from hashlib import sha256
 from struct import pack
 
-
-def check_array_result(object_array, to_match, expected):
-    """
-    Pass in array of JSON objects, a dictionary with key/value pairs
-    to match against, and another dictionary with expected key/value
-    pairs.
-    """
-    num_matched = 0
-    for item in object_array:
-        all_match = True
-        for key,value in to_match.items():
-            if item[key] != value:
-                all_match = False
-        if not all_match:
-            continue
-        for key,value in expected.items():
-            if item[key] != value:
-                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
-            num_matched = num_matched+1
-    if num_matched == 0:
-        raise AssertionError("No objects matched %s"%(str(to_match)))
-
 def b2x(b):
     return b2a_hex(b).decode('ascii')
 
diff --git a/qa/rpc-tests/keypool.py b/qa/rpc-tests/keypool.py
index 5253d49c30..b86c085e00 100755
--- a/qa/rpc-tests/keypool.py
+++ b/qa/rpc-tests/keypool.py
@@ -10,28 +10,6 @@
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 
-
-def check_array_result(object_array, to_match, expected):
-    """
-    Pass in array of JSON objects, a dictionary with key/value pairs
-    to match against, and another dictionary with expected key/value
-    pairs.
-    """
-    num_matched = 0
-    for item in object_array:
-        all_match = True
-        for key,value in to_match.items():
-            if item[key] != value:
-                all_match = False
-        if not all_match:
-            continue
-        for key,value in expected.items():
-            if item[key] != value:
-                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
-            num_matched = num_matched+1
-    if num_matched == 0:
-        raise AssertionError("No objects matched %s"%(str(to_match)))
-
 class KeyPoolTest(BitcoinTestFramework):
 
     def run_test(self):
diff --git a/qa/rpc-tests/listtransactions.py b/qa/rpc-tests/listtransactions.py
index d0e0f25a13..51a29b48e3 100755
--- a/qa/rpc-tests/listtransactions.py
+++ b/qa/rpc-tests/listtransactions.py
@@ -16,55 +16,34 @@ def txFromHex(hexstring):
     tx.deserialize(f)
     return tx
 
-def check_array_result(object_array, to_match, expected):
-    """
-    Pass in array of JSON objects, a dictionary with key/value pairs
-    to match against, and another dictionary with expected key/value
-    pairs.
-    """
-    num_matched = 0
-    for item in object_array:
-        all_match = True
-        for key,value in to_match.items():
-            if item[key] != value:
-                all_match = False
-        if not all_match:
-            continue
-        for key,value in expected.items():
-            if item[key] != value:
-                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
-            num_matched = num_matched+1
-    if num_matched == 0:
-        raise AssertionError("No objects matched %s"%(str(to_match)))
-
 class ListTransactionsTest(BitcoinTestFramework):
 
     def run_test(self):
         # Simple send, 0 to 1:
         txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1)
         self.sync_all()
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid},
                            {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":0})
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"txid":txid},
                            {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":0})
         # mine a block, confirmations should change:
         self.nodes[0].generate(1)
         self.sync_all()
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid},
                            {"category":"send","account":"","amount":Decimal("-0.1"),"confirmations":1})
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"txid":txid},
                            {"category":"receive","account":"","amount":Decimal("0.1"),"confirmations":1})
 
         # send-to-self:
         txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 0.2)
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid, "category":"send"},
                            {"amount":Decimal("-0.2")})
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"txid":txid, "category":"receive"},
                            {"amount":Decimal("0.2")})
 
@@ -75,28 +54,28 @@ class ListTransactionsTest(BitcoinTestFramework):
                     self.nodes[1].getaccountaddress("toself") : 0.44 }
         txid = self.nodes[1].sendmany("", send_to)
         self.sync_all()
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"send","amount":Decimal("-0.11")},
                            {"txid":txid} )
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"category":"receive","amount":Decimal("0.11")},
                            {"txid":txid} )
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"send","amount":Decimal("-0.22")},
                            {"txid":txid} )
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"receive","amount":Decimal("0.22")},
                            {"txid":txid} )
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"send","amount":Decimal("-0.33")},
                            {"txid":txid} )
-        check_array_result(self.nodes[0].listtransactions(),
+        assert_array_result(self.nodes[0].listtransactions(),
                            {"category":"receive","amount":Decimal("0.33")},
                            {"txid":txid, "account" : "from1"} )
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"send","amount":Decimal("-0.44")},
                            {"txid":txid, "account" : ""} )
-        check_array_result(self.nodes[1].listtransactions(),
+        assert_array_result(self.nodes[1].listtransactions(),
                            {"category":"receive","amount":Decimal("0.44")},
                            {"txid":txid, "account" : "toself"} )
 
@@ -106,7 +85,7 @@ class ListTransactionsTest(BitcoinTestFramework):
         self.nodes[1].generate(1)
         self.sync_all()
         assert(len(self.nodes[0].listtransactions("watchonly", 100, 0, False)) == 0)
-        check_array_result(self.nodes[0].listtransactions("watchonly", 100, 0, True),
+        assert_array_result(self.nodes[0].listtransactions("watchonly", 100, 0, True),
                            {"category":"receive","amount":Decimal("0.1")},
                            {"txid":txid, "account" : "watchonly"} )
 
@@ -134,9 +113,9 @@ class ListTransactionsTest(BitcoinTestFramework):
         # 1. Chain a few transactions that don't opt-in.
         txid_1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
         assert(not is_opt_in(self.nodes[0], txid_1))
-        check_array_result(self.nodes[0].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
+        assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
         sync_mempools(self.nodes)
-        check_array_result(self.nodes[1].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
+        assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
 
         # Tx2 will build off txid_1, still not opting in to RBF.
         utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_1)
@@ -150,9 +129,9 @@ class ListTransactionsTest(BitcoinTestFramework):
 
         # ...and check the result
         assert(not is_opt_in(self.nodes[1], txid_2))
-        check_array_result(self.nodes[1].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
+        assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
         sync_mempools(self.nodes)
-        check_array_result(self.nodes[0].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
+        assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
 
         # Tx3 will opt-in to RBF
         utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[0], txid_2)
@@ -166,9 +145,9 @@ class ListTransactionsTest(BitcoinTestFramework):
         txid_3 = self.nodes[0].sendrawtransaction(tx3_signed)
 
         assert(is_opt_in(self.nodes[0], txid_3))
-        check_array_result(self.nodes[0].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
+        assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
         sync_mempools(self.nodes)
-        check_array_result(self.nodes[1].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
+        assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
 
         # Tx4 will chain off tx3.  Doesn't signal itself, but depends on one
         # that does.
@@ -180,9 +159,9 @@ class ListTransactionsTest(BitcoinTestFramework):
         txid_4 = self.nodes[1].sendrawtransaction(tx4_signed)
 
         assert(not is_opt_in(self.nodes[1], txid_4))
-        check_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
+        assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
         sync_mempools(self.nodes)
-        check_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
+        assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
 
         # Replace tx3, and check that tx4 becomes unknown
         tx3_b = tx3_modified
@@ -192,9 +171,9 @@ class ListTransactionsTest(BitcoinTestFramework):
         txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True)
         assert(is_opt_in(self.nodes[0], txid_3b))
 
-        check_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
+        assert_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
         sync_mempools(self.nodes)
-        check_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
+        assert_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
 
         # Check gettransaction as well:
         for n in self.nodes[0:2]:
diff --git a/qa/rpc-tests/receivedby.py b/qa/rpc-tests/receivedby.py
index 18af0e8102..15ef71a589 100755
--- a/qa/rpc-tests/receivedby.py
+++ b/qa/rpc-tests/receivedby.py
@@ -25,32 +25,6 @@ def get_sub_array_from_array(object_array, to_match):
         return item
     return []
 
-def check_array_result(object_array, to_match, expected, should_not_find = False):
-    """
-        Pass in array of JSON objects, a dictionary with key/value pairs
-        to match against, and another dictionary with expected key/value
-        pairs.
-        If the should_not_find flag is true, to_match should not be found in object_array
-        """
-    if should_not_find == True:
-        expected = { }
-    num_matched = 0
-    for item in object_array:
-        all_match = True
-        for key,value in to_match.items():
-            if item[key] != value:
-                all_match = False
-        if not all_match:
-            continue
-        for key,value in expected.items():
-            if item[key] != value:
-                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
-            num_matched = num_matched+1
-    if num_matched == 0 and should_not_find != True:
-        raise AssertionError("No objects matched %s"%(str(to_match)))
-    if num_matched > 0 and should_not_find == True:
-        raise AssertionError("Objects was matched %s"%(str(to_match)))
-
 class ReceivedByTest(BitcoinTestFramework):
 
     def run_test(self):
@@ -63,26 +37,26 @@ class ReceivedByTest(BitcoinTestFramework):
         self.sync_all()
 
         #Check not listed in listreceivedbyaddress because has 0 confirmations
-        check_array_result(self.nodes[1].listreceivedbyaddress(),
+        assert_array_result(self.nodes[1].listreceivedbyaddress(),
                            {"address":addr},
                            { },
                            True)
         #Bury Tx under 10 block so it will be returned by listreceivedbyaddress
         self.nodes[1].generate(10)
         self.sync_all()
-        check_array_result(self.nodes[1].listreceivedbyaddress(),
+        assert_array_result(self.nodes[1].listreceivedbyaddress(),
                            {"address":addr},
                            {"address":addr, "account":"", "amount":Decimal("0.1"), "confirmations":10, "txids":[txid,]})
         #With min confidence < 10
-        check_array_result(self.nodes[1].listreceivedbyaddress(5),
+        assert_array_result(self.nodes[1].listreceivedbyaddress(5),
                            {"address":addr},
                            {"address":addr, "account":"", "amount":Decimal("0.1"), "confirmations":10, "txids":[txid,]})
         #With min confidence > 10, should not find Tx
-        check_array_result(self.nodes[1].listreceivedbyaddress(11),{"address":addr},{ },True)
+        assert_array_result(self.nodes[1].listreceivedbyaddress(11),{"address":addr},{ },True)
 
         #Empty Tx
         addr = self.nodes[1].getnewaddress()
-        check_array_result(self.nodes[1].listreceivedbyaddress(0,True),
+        assert_array_result(self.nodes[1].listreceivedbyaddress(0,True),
                            {"address":addr},
                            {"address":addr, "account":"", "amount":0, "confirmations":0, "txids":[]})
 
@@ -126,7 +100,7 @@ class ReceivedByTest(BitcoinTestFramework):
         self.sync_all()
 
         # listreceivedbyaccount should return received_by_account_json because of 0 confirmations
-        check_array_result(self.nodes[1].listreceivedbyaccount(),
+        assert_array_result(self.nodes[1].listreceivedbyaccount(),
                            {"account":account},
                            received_by_account_json)
 
@@ -138,7 +112,7 @@ class ReceivedByTest(BitcoinTestFramework):
         self.nodes[1].generate(10)
         self.sync_all()
         # listreceivedbyaccount should return updated account balance
-        check_array_result(self.nodes[1].listreceivedbyaccount(),
+        assert_array_result(self.nodes[1].listreceivedbyaccount(),
                            {"account":account},
                            {"account":received_by_account_json["account"], "amount":(received_by_account_json["amount"] + Decimal("0.1"))})
 
diff --git a/qa/rpc-tests/test_framework/util.py b/qa/rpc-tests/test_framework/util.py
index eb29fea312..51e7e021f7 100644
--- a/qa/rpc-tests/test_framework/util.py
+++ b/qa/rpc-tests/test_framework/util.py
@@ -437,6 +437,35 @@ def assert_is_hash_string(string, length=64):
         raise AssertionError(
             "String %r contains invalid characters for a hash." % string)
 
+def assert_array_result(object_array, to_match, expected, should_not_find = False):
+    """
+        Pass in array of JSON objects, a dictionary with key/value pairs
+        to match against, and another dictionary with expected key/value
+        pairs.
+        If the should_not_find flag is true, to_match should not be found
+        in object_array
+        """
+    if should_not_find == True:
+        expected = { }
+    num_matched = 0
+    for item in object_array:
+        all_match = True
+        for key,value in to_match.items():
+            if item[key] != value:
+                all_match = False
+        if not all_match:
+            continue
+        elif should_not_find == True:
+            num_matched = num_matched+1
+        for key,value in expected.items():
+            if item[key] != value:
+                raise AssertionError("%s : expected %s=%s"%(str(item), str(key), str(value)))
+            num_matched = num_matched+1
+    if num_matched == 0 and should_not_find != True:
+        raise AssertionError("No objects matched %s"%(str(to_match)))
+    if num_matched > 0 and should_not_find == True:
+        raise AssertionError("Objects were found %s"%(str(to_match)))
+
 def satoshi_round(amount):
     return Decimal(amount).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN)
 
diff --git a/qa/rpc-tests/wallet.py b/qa/rpc-tests/wallet.py
index 3cf0261f13..fd28651678 100755
--- a/qa/rpc-tests/wallet.py
+++ b/qa/rpc-tests/wallet.py
@@ -32,6 +32,12 @@ class WalletTest (BitcoinTestFramework):
         self.sync_all()
 
     def run_test (self):
+
+        # Check that there's no UTXO on none of the nodes
+        assert_equal(len(self.nodes[0].listunspent()), 0)
+        assert_equal(len(self.nodes[1].listunspent()), 0)
+        assert_equal(len(self.nodes[2].listunspent()), 0)
+
         print "Mining blocks..."
 
         self.nodes[0].generate(1)
@@ -48,6 +54,11 @@ class WalletTest (BitcoinTestFramework):
         assert_equal(self.nodes[1].getbalance(), 50)
         assert_equal(self.nodes[2].getbalance(), 0)
 
+        # Check that only first and second nodes have UTXOs
+        assert_equal(len(self.nodes[0].listunspent()), 1)
+        assert_equal(len(self.nodes[1].listunspent()), 1)
+        assert_equal(len(self.nodes[2].listunspent()), 0)
+
         # Send 21 BTC from 0 to 2 using sendtoaddress call.
         # Second transaction will be child of first, and will require a fee
         self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11)
@@ -260,6 +271,32 @@ class WalletTest (BitcoinTestFramework):
         except JSONRPCException as e:
             assert("not an integer" in e.error['message'])
 
+        # Import address and private key to check correct behavior of spendable unspents
+        # 1. Send some coins to generate new UTXO
+        address_to_import = self.nodes[2].getnewaddress()
+        txid = self.nodes[0].sendtoaddress(address_to_import, 1)
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        # 2. Import address from node2 to node1
+        self.nodes[1].importaddress(address_to_import)
+
+        # 3. Validate that the imported address is watch-only on node1
+        assert(self.nodes[1].validateaddress(address_to_import)["iswatchonly"])
+
+        # 4. Check that the unspents after import are not spendable
+        assert_array_result(self.nodes[1].listunspent(),
+                           {"address": address_to_import},
+                           {"spendable": False})
+
+        # 5. Import private key of the previously imported address on node1
+        priv_key = self.nodes[2].dumpprivkey(address_to_import)
+        self.nodes[1].importprivkey(priv_key)
+
+        # 6. Check that the unspents are now spendable on node1
+        assert_array_result(self.nodes[1].listunspent(),
+                           {"address": address_to_import},
+                           {"spendable": True})
 
         #check if wallet or blochchain maintenance changes the balance
         self.sync_all()