add check in getUxos

app/models/Address.js

@@ -92,6 +92,7 @@ Address.prototype.getUtxo = function(next) {
     // Complete utxo info
     async.eachLimit(txOut,CONCURRENCY,function (txItem, a_c) {
       db.fromIdInfoSimple(txItem.txid, function(err, info) {
+        if (!info || !info.hex) return a_c(err);
 
         var scriptPubKey = self._getScriptPubKey(info.hex, txItem.index);
 

lib/TransactionDb.js

@@ -13,7 +13,7 @@ var OUTS_PREFIX = 'txo-'; //txo-<txid>-<n> => [addr, btc_sat]
 var SPENT_PREFIX = 'txs-'; //txs-<txid(out)>-<n(out)>-<txid(in)>-<n(in)> = ts
 
 // to sum up addr balance (only outs, spents are gotten later)
-var ADDR_PREFIX = 'txa-'; //txa-<addr>-<txid>-<n> => + btc_sat:ts
+var ADDR_PREFIX = 'txa-'; //txa-<addr>-<txid>-<n> => + btc_sat:ts [:<txid>-<n>](spent)
 
 // TODO: use bitcore networks module
 var genesisTXID = '4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b';

test/integration/addr.js

@@ -31,8 +31,8 @@ describe('Address balances', function() {
         a.update(function(err) {
           if (err) done(err);
           assert.equal(v.addr, a.addrStr);
-          assert.equal(a.unconfirmedTxApperances ,0, 'unconfirmedTxApperances: 0');
-          assert.equal(a.unconfirmedBalanceSat ,0, 'unconfirmedBalanceSat: 0');
+          assert.equal(a.unconfirmedTxApperances ,v.unconfirmedTxApperances || 0, 'unconfirmedTxApperances');
+          assert.equal(a.unconfirmedBalanceSat ,v.unconfirmedBalanceSat || 0, 'unconfirmedBalanceSat: ' + a.unconfirmedBalanceSat + ' vs.: ' + v.unconfirmedBalanceSat );
           if (v.txApperances)
             assert.equal(v.txApperances, a.txApperances, 'txApperances: ' + a.txApperances);
           if (v.totalReceived) assert.equal(v.totalReceived, a.totalReceived, 'received: ' + a.totalReceived);

test/integration/addr.json

@@ -42,10 +42,12 @@
     },
     { 
         "addr": "mzW2hdZN2um7WBvTDerdahKqRgj3md9C29",
-        "balance": 1199.74393853,
-        "totalReceived": 1199.74393853,
+        "balance": 1271.87752288,
+        "totalReceived": 1271.87752288,
         "totalSent": 0,
-        "txApperances": 6048
+        "txApperances": 6197,
+        "unconfirmedTxApperances": 3,
+        "unconfirmedBalanceSat": 149174913
     },
     {
         "addr": "mjRmkmYzvZN3cA3aBKJgYJ65epn3WCG84H",